Orbit Fit and Astrometric record for 20YR3

The following information shows the result of the orbit fit based on Gary Bernstein's method. Most of the information should be self-explanatory. Take special note that while the original Bernstein software works with barycentric coordinates, we convert these results into a heliocentric coordinate system.

# Object: 20YR3     
# Created Sat Apr 20 01:18:43 2024
# Orbit generated by ELGB
# -->Covariance matrix from a Bernstein fit
# Fitting    136 observations of    136
# Arc:   9.01y
# First observation: 2014/12/29
#  Last observation: 2024/01/01
# Chi-squared of fit:   216.06 DOF:    266 RMS:  0.22
# Min/Max residuals:    -1.58    1.24
# Exact a, adot, b, bdot, g, gdot:
 -2.465683E-05 -7.029283E-02 -6.779549E-08  4.392911E-04  4.547955E-02 -4.508336E-02
# Covariance matrix:
  3.3933E-13  9.3129E-14  7.1057E-15 -1.6110E-13  5.3843E-13  1.8780E-12
  9.3129E-14  5.6862E-12  1.2929E-14 -3.2724E-13  1.3732E-12  3.9310E-12
  7.1057E-15  1.2929E-14  1.4387E-13 -4.3776E-13  2.0381E-14  2.8558E-13
 -1.6110E-13 -3.2724E-13 -4.3776E-13  4.8507E-12 -4.5583E-13 -5.0580E-12
  5.3843E-13  1.3732E-12  2.0381E-14 -4.5583E-13  1.4721E-12  5.2923E-12
  1.8780E-12  3.9310E-12  2.8558E-13 -5.0580E-12  5.2923E-12  5.4132E-11
#      lat0       lon0       xBary       yBary       zBary        JD0
   11.154334  124.843459    0.452868    0.168763   -0.855049  2457021.063410
# Heliocentric elements and errors
Epoch:              2457020.5000  =  2014/12/29
Mean Anomaly:          359.58174 +/-     0.000
Argument of Peri:      155.22431 +/-     0.005
Long of Asc Node:      214.35237 +/-     0.005
Inclination:           169.27114 +/-     0.000
Eccentricity:         0.96277943 +/-    0.0000
Semi-Major Axis:    442.06958242 +/-    0.0000
Time of Perihelion: 2460964.9023 +/-       1.6
Perihelion:          16.45408331 +/-    0.0000
Aphelion:           867.68508153 +/-    0.0000
Period (y)             9294.8878 +/-      0.00
# Ecliptic coordinates at JD0 (AU and AU/d)
Ecliptic X          -12.45383305 +/-    0.0000
Ecliptic Y           18.68014607 +/-    0.0000
Ecliptic Z            4.25358571 +/-    0.0000
Ecliptic XDOT         0.00499319 +/-    0.0000
Ecliptic YDOT         0.00022290 +/-    0.0000
Ecliptic ZDOT        -0.00049899 +/-    0.0000
# Distances at JD0 (AU)
Heliocenter to KBO   22.85068902 +/-    0.0000
Geocenter to KBO     21.98828456 +/-    0.0000
# Hcoef:  9.28

The following table shows the complete astrometric record for 20YR3. The first three columns show the date of observation. The next six columns are RA and DEC. The next column (when provided) is the observed magnitude and filter. The next column is the object name (20YR3) followed by the observatory code and reference code for the source of the astrometry.

2014 12  29.562632 08 41 03.316  +29 51 12.66  22.2G 20YR3     F51  C~4OW3      
2014 12  29.574461 08 41 03.152  +29 51 13.38  22.7G 20YR3     F51  C~4OW3      
2014 12  29.586238 08 41 02.988  +29 51 14.07  23.0G 20YR3     F51  C~4OW3      
2014 12  29.598065 08 41 02.832  +29 51 14.91  22.3G 20YR3     F51  C~4OW3      
2015 01  27.517557 08 33 56.808  +30 19 05.66  22.3G 20YR3     F51  C~4OW3      
2015 01  27.529162 08 33 56.624  +30 19 06.22  22.0G 20YR3     F51  C~4OW3      
2015 01  27.540794 08 33 56.468  +30 19 06.74  21.8G 20YR3     F51  C~4OW3      
2015 01  27.552466 08 33 56.280  +30 19 07.41  21.6G 20YR3     F51  C~4OW3      
2015 02  13.301427 08 29 41.609  +30 31 17.65  22.6G 20YR3     F51  C~4OW3      
2015 02  13.314891 08 29 41.411  +30 31 18.38  22.5G 20YR3     F51  C~4OW3      
2015 03  24.390837 08 21 34.422  +30 43 28.71  22.2G 20YR3     F51  C~4OW3      
2015 03  24.403384 08 21 34.350  +30 43 28.88  22.3G 20YR3     F51  C~4OW3      
2015 12  04.488650 08 27 41.497  +30 28 04.80  22.3G 20YR3     F51  C~4OW3      
2016 01  02.603282 08 21 11.723  +30 57 39.68  22.2G 20YR3     F51  C~4OW3      
2016 01  02.616517 08 21 11.516  +30 57 40.80  22.1G 20YR3     F51  C~4OW3      
2016 01  02.629747 08 21 11.324  +30 57 41.70  21.7G 20YR3     F51  C~4OW3      
2016 01  14.510877 08 18 02.454  +31 08 44.10  22.4G 20YR3     F51  C~4OW3      
2016 01  14.524426 08 18 02.211  +31 08 44.98  22.0G 20YR3     F51  C~4OW3      
2016 01  14.537949 08 18 02.014  +31 08 45.48  22.4G 20YR3     F51  C~4OW3      
2016 01  14.551656 08 18 01.774  +31 08 46.29  22.1G 20YR3     F51  C~4OW3      
2016 02  04.322887 08 12 20.882  +31 24 26.75  22.4G 20YR3     F51  C~4OW3      
2016 02  04.334970 08 12 20.660  +31 24 27.24  22.6G 20YR3     F51  C~4OW3      
2016 02  04.347142 08 12 20.495  +31 24 27.48  22.0G 20YR3     F51  C~4OW3      
2016 03  04.236081 08 05 13.238  +31 35 55.02  23.1G 20YR3     F51  C~4OW3      
2016 03  04.248391 08 05 13.095  +31 35 55.32  22.2G 20YR3     F51  C~4OW3      
2016 03  04.260752 08 05 12.936  +31 35 55.38  22.3G 20YR3     F51  C~4OW3      
2016 03  04.273175 08 05 12.779  +31 35 55.44  22.5G 20YR3     F51  C~4OW3      
2016 03  13.240118 08 03 24.991  +31 36 51.41  22.6G 20YR3     F51  C~4OW3      
2016 03  13.251694 08 03 24.862  +31 36 51.57  22.7G 20YR3     F51  C~4OW3      
2016 03  13.263227 08 03 24.728  +31 36 51.51  22.7G 20YR3     F51  C~4OW3      
2016 03  13.274843 08 03 24.597  +31 36 51.75  22.2G 20YR3     F51  C~4OW3      
2016 12  25.524972 08 01 59.911  +31 47 25.44  22.2G 20YR3     F51  C~4OW3      
2016 12  25.535287 08 01 59.740  +31 47 26.01  22.3G 20YR3     F51  C~4OW3      
2017 01  05.372406 07 58 57.998  +31 57 01.49  21.8G 20YR3     F51  C~4OW3      
2017 01  09.322466 07 57 49.500  +32 00 15.11  22.3G 20YR3     F51  C~4OW3      
2017 01  09.511448 07 57 46.171  +32 00 23.91  22.5G 20YR3     F51  C~4OW4      
2017 01  10.321588 07 57 32.017  +32 01 02.38  21.8G 20YR3     F51  C~4OW4      
2017 01  28.443775 07 52 12.926  +32 13 13.26  22.2G 20YR3     F51  C~4OW4      
2017 01  28.456108 07 52 12.698  +32 13 13.89  22.1G 20YR3     F51  C~4OW4      
2017 01  28.468433 07 52 12.486  +32 13 14.30  22.4G 20YR3     F51  C~4OW4      
2017 01  28.480817 07 52 12.258  +32 13 14.72  22.3G 20YR3     F51  C~4OW4      
2017 10  03.614413 07 52 14.364  +31 28 30.69  22.0G 20YR3     F51  C~4OW4      
2017 10  03.620212 07 52 14.381  +31 28 30.92  22.4G 20YR3     F51  C~4OW4      
2017 10  03.626016 07 52 14.354  +31 28 31.12  23.0G 20YR3     F51  C~4OW4      
2017 10  03.631840 07 52 14.356  +31 28 31.20  23.0G 20YR3     F51  C~4OW4      
2017 10  29.548569 07 50 49.188  +31 45 10.67  22.2G 20YR3     F51  C~4OW4      
2017 10  29.560248 07 50 49.115  +31 45 11.30  22.4G 20YR3     F51  C~4OW4      
2017 10  29.571946 07 50 49.054  +31 45 11.91  22.6G 20YR3     F51  C~4OW4      
2017 12  25.538221 07 38 36.409  +32 34 39.90  22.0G 20YR3     F51  C~4OW4      
2017 12  25.550332 07 38 36.201  +32 34 40.46  22.1G 20YR3     F51  C~4OW4      
2017 12  25.562455 07 38 35.974  +32 34 41.04  22.2G 20YR3     F51  C~4OW4      
2017 12  25.574578 07 38 35.745  +32 34 41.61  22.3G 20YR3     F51  C~4OW4      
2018 01  15.337110 07 32 09.764  +32 48 43.53  22.2G 20YR3     F51  C~4OW4      
2018 01  15.349604 07 32 09.532  +32 48 43.92  22.5G 20YR3     F51  C~4OW4      
2018 01  15.362093 07 32 09.289  +32 48 44.33  22.1G 20YR3     F51  C~4OW4      
2018 01  15.374598 07 32 09.046  +32 48 44.82  22.0G 20YR3     F51  C~4OW4      
2018 02  20.234069 07 21 40.378  +32 58 40.16  22.1G 20YR3     F51  C~4OW4      
2018 02  20.246611 07 21 40.179  +32 58 40.42  21.5G 20YR3     F51  C~4OW4      
2018 02  20.271625 07 21 39.791  +32 58 40.18  22.3G 20YR3     F51  C~4OW4      
2018 12  11.290116 07 17 08.09   +32 58 03.3   22.7g 20YR3     W84  C~4OW4      
2018 12  11.295451 07 17 07.99   +32 58 03.4   23.0g 20YR3     W84  C~4OW4      
2018 12  13.278206 07 16 32.21   +32 59 29.2   22.4g 20YR3     W84  C~4OW4      
2018 12  13.280093 07 16 32.17   +32 59 29.3   22.1r 20YR3     W84  C~4OW4      
2018 12  17.569338 07 15 12.903  +33 02 27.93  22.0G 20YR3     F51  C~4OW4      
2018 12  17.581647 07 15 12.660  +33 02 28.46  21.9G 20YR3     F51  C~4OW4      
2018 12  17.593977 07 15 12.431  +33 02 29.02  22.1G 20YR3     F51  C~4OW4      
2018 12  17.606273 07 15 12.197  +33 02 29.43  21.9G 20YR3     F51  C~4OW4      
2019 01  02.519936 07 10 01.882  +33 11 52.12  21.2G 20YR3     F51  C~4OW4      
2019 01  02.530954 07 10 01.627  +33 11 52.13  21.1G 20YR3     F51  C~4OW4      
2019 01  02.541992 07 10 01.416  +33 11 52.47  21.9G 20YR3     F51  C~4OW4      
2019 01  02.553021 07 10 01.199  +33 11 53.03  22.0G 20YR3     F51  C~4OW4      
2019 01  09.357791 07 07 44.610  +33 14 55.13  21.5G 20YR3     F51  C~4OW4      
2019 01  09.369653 07 07 44.366  +33 14 55.30  21.7G 20YR3     F51  C~4OW4      
2019 01  09.381608 07 07 44.126  +33 14 55.58  22.0G 20YR3     F51  C~4OW4      
2019 01  09.393567 07 07 43.886  +33 14 55.91  21.8G 20YR3     F51  C~4OW4      
2020 02  01.340689 06 31 19.450  +33 22 24.36  22.5G 20YR3     F51  C~4OW4      
2020 02  01.346677 06 31 19.322  +33 22 24.16  22.1G 20YR3     F51  C~4OW4      
2020 02  01.352549 06 31 19.188  +33 22 23.88  21.6G 20YR3     F51  C~4OW4      
2020 02  01.358507 06 31 19.100  +33 22 24.30  21.6G 20YR3     F51  C~4OW4      
2020 11  22.42828  06 24 34.59   +32 59 49.5         20YR3     G96  C~4OW4      
2020 11  22.43341  06 24 34.56   +32 59 49.5         20YR3     G96  C~4OW4      
2020 11  22.43854  06 24 34.47   +32 59 49.8         20YR3     G96  C~4OW4      
2020 12  06.42351  06 19 55.79   +33 04 27.0   21.7G 20YR3     V00  C~4OW4      
2020 12  06.42842  06 19 55.67   +33 04 27.1   21.9G 20YR3     V00  C~4OW4      
2020 12  06.43328  06 19 55.58   +33 04 27.0   21.5G 20YR3     V00  C~4OW4      
2020 12  06.43816  06 19 55.47   +33 04 27.3   22.0G 20YR3     V00  C~4OW4      
2020 12  17.316015 06 16 01.66   +33 06 24.3   21.4G 20YR3     G96  C~4OW4      
2020 12  17.321430 06 16 01.53   +33 06 24.5   21.5G 20YR3     G96  C~4OW4      
2020 12  17.326877 06 16 01.37   +33 06 24.8   21.4G 20YR3     G96  C~4OW4      
2020 12  17.433529 06 15 59.02   +33 06 25.1   21.5G 20YR3     V06  C~4OW4      
2020 12  17.438160 06 15 58.96   +33 06 25.1   21.4G 20YR3     V06  C~4OW4      
2020 12  17.442791 06 15 58.84   +33 06 25.2   21.5G 20YR3     V06  C~4OW4      
2020 12  17.447420 06 15 58.72   +33 06 25.3   21.3G 20YR3     V06  C~4OW4      
2020 12  18.05594  06 15 45.43   +33 06 28.3   23.6V 20YR3     033  C~4OW4      
2020 12  18.05953  06 15 45.35   +33 06 28.4   23.4V 20YR3     033  C~4OW4      
2020 12  18.06311  06 15 45.28   +33 06 28.5   23.8V 20YR3     033  C~4OW4      
2020 12  18.271107 06 15 40.67   +33 06 30.4   21.9V 20YR3     H21  C~4OW4      
2020 12  18.277328 06 15 40.54   +33 06 30.4   22.1V 20YR3     H21  C~4OW4      
2020 12  18.283564 06 15 40.40   +33 06 30.5   22.1V 20YR3     H21  C~4OW4      
2020 12  18.307718 06 15 39.90   +33 06 30.0   21.3G 20YR3     V06  C~4OW4      
2020 12  18.318374 06 15 39.66   +33 06 30.5   21.0G 20YR3     V06  C~4OW4      
2020 12  19.285759 06 15 18.388  +33 06 35.33  21.6G 20YR3     V39  C~4OW4      
2020 12  19.297097 06 15 18.131  +33 06 35.40  21.5G 20YR3     V39  C~4OW4      
2020 12  19.308428 06 15 17.891  +33 06 35.30  21.4G 20YR3     V39  C~4OW4      
2020 12  19.373104 06 15 16.45   +33 06 36.0   21.5G 20YR3     V06  C~4OW4      
2020 12  19.384987 06 15 16.20   +33 06 35.9   21.4G 20YR3     V06  C~4OW4      
2020 12  19.394622 06 15 15.95   +33 06 35.8   21.6G 20YR3     V06  C~4OW4      
2020 12  20.18144  06 14 58.64   +33 06 39.1   21.8G 20YR3     H36  C~4OW4      
2020 12  20.20559  06 14 58.14   +33 06 40.4   22.1G 20YR3     H36  C~4OW4      
2020 12  20.39654  06 14 53.91   +33 06 39.9   21.7G 20YR3     G37  C~4OW4      
2020 12  20.39877  06 14 53.86   +33 06 39.9   21.7G 20YR3     G37  C~4OW4      
2020 12  20.40102  06 14 53.81   +33 06 39.9   21.6G 20YR3     G37  C~4OW4      
2020 12  20.40325  06 14 53.76   +33 06 39.9   21.6G 20YR3     G37  C~4OW4      
2020 12  20.40550  06 14 53.74   +33 06 40.4   22.0G 20YR3     G37  C~4OW4      
2020 12  22.382161 06 14 10.116  +33 06 45.69  21.6G 20YR3     568  C~4OW4      
2020 12  22.383373 06 14 10.088  +33 06 45.70  21.6G 20YR3     568  C~4OW4      
2020 12  22.384588 06 14 10.063  +33 06 45.70  21.6G 20YR3     568  C~4OW4      
2023 11  18.557006 04 46 24.265  +29 32 37.42  22.0w 20YR3     F51  C~7XOV      
2023 11  18.566793 04 46 24.066  +29 32 37.17  21.7w 20YR3     F51  C~7XOV      
2023 11  18.576569 04 46 23.827  +29 32 36.69  21.9w 20YR3     F51  C~7XOV      
2023 11  18.586359 04 46 23.614  +29 32 36.47  21.8w 20YR3     F51  C~7XOV      
2023 11  19.89115  04 45 54.60   +29 31 44.0   21.2w 20YR3     O18  C~7XOV      
2023 11  19.89549  04 45 54.50   +29 31 43.8   21.3w 20YR3     O18  C~7XOV      
2023 11  19.89980  04 45 54.41   +29 31 43.9   21.3w 20YR3     O18  C~7XOV      
2023 12  08.345116 04 38 54.166  +29 16 56.41  21.4w 20YR3     F52  C~7bT5      
2023 12  08.357376 04 38 53.867  +29 16 55.70  21.4w 20YR3     F52  C~7bT5      
2023 12  08.369708 04 38 53.581  +29 16 54.92  21.3w 20YR3     F52  C~7bT5      
2023 12  08.382069 04 38 53.298  +29 16 54.34  21.3w 20YR3     F52  C~7bT5      
2023 12  14.266093 04 36 39.370  +29 11 17.27  21.1G 20YR3     G96  C~7bT5      
2023 12  14.271760 04 36 39.258  +29 11 17.23  21.3G 20YR3     G96  C~7bT5      
2023 12  14.277437 04 36 39.114  +29 11 17.30  21.6G 20YR3     G96  C~7bT5      
2023 12  14.283061 04 36 38.952  +29 11 16.58  21.2G 20YR3     G96  C~7bT5      
2024 01  01.248504 04 30 11.095  +28 52 17.04  22.1G 20YR3     G96  C~7dN1      
2024 01  01.254633 04 30 10.948  +28 52 17.04  21.4G 20YR3     G96  C~7dN1      
2024 01  01.260760 04 30 10.822  +28 52 15.89  22.1G 20YR3     G96  C~7dN1      
2024 01  01.266909 04 30 10.588  +28 52 15.46  21.3G 20YR3     G96  C~7dN1      

The following table shows the residuals to the orbit fit. The first coumn is the point number. The second column is the time, in years, measured from the first observation. The third and fifth columns are the regularized positions used in the orbit fit. The fourth and sixth columns are the residuals, in arc seconds, for RA and Dec respectively.

     1   0.0000      0.00     0.06       0.00     0.03
     2   0.0000      0.00     0.02       0.00     0.01
     3   0.0001      0.00    -0.03       0.00    -0.03
     4   0.0001      0.00     0.05       0.00     0.07
     5   0.0793      0.00    -0.12       0.00     0.03
     6   0.0793      0.00    -0.17       0.00     0.01
     7   0.0793      0.00     0.20       0.00    -0.04
     8   0.0794      0.00     0.10       0.00     0.05
     9   0.1252      0.00     0.40       0.00    -0.18
    10   0.1253      0.00     0.45       0.00     0.05
    11   0.2322      0.00    -0.13       0.00     0.13
    12   0.2323      0.00     0.57       0.00     0.30
    13   0.9307      0.00     0.02       0.00    -0.03
    14   1.0104      0.00    -0.14       0.00    -0.30
    15   1.0104      0.00    -0.16       0.00     0.06
    16   1.0105      0.00     0.04       0.00     0.19
    17   1.0430      0.00     0.05       0.00    -0.05
    18   1.0430      0.00    -0.25       0.00     0.13
    19   1.0431      0.00     0.13       0.00    -0.08
    20   1.0431      0.00    -0.08       0.00     0.02
    21   1.1000      0.00     0.09       0.00    -0.05
    22   1.1000      0.00    -0.28       0.00    -0.02
    23   1.1000      0.00     0.24       0.00    -0.24
    24   1.1791      0.00    -0.33       0.00    -0.13
    25   1.1792      0.00    -0.08       0.00     0.03
    26   1.1792      0.00    -0.05       0.00    -0.04
    27   1.1792      0.00     0.01       0.00    -0.11
    28   1.2038      0.00    -0.03       0.00    -0.07
    29   1.2038      0.00     0.01       0.00     0.06
    30   1.2038      0.00    -0.03       0.00    -0.03
    31   1.2039      0.00    -0.02       0.00     0.19
    32   1.9903      0.00    -0.04       0.00    -0.00
    33   1.9903      0.00    -0.06       0.00    -0.01
    34   2.0200      0.00    -0.44       0.00     0.18
    35   2.0308      0.00     0.07       0.00     0.15
    36   2.0313      0.00     0.15       0.00    -0.14
    37   2.0336      0.00    -0.22       0.00     0.01
    38   2.0832      0.00     0.08       0.00    -0.17
    39   2.0832      0.00    -0.08       0.00     0.06
    40   2.0832      0.00    -0.01       0.00     0.07
    41   2.0833      0.00    -0.16       0.00     0.09
    42   2.7626      0.00    -0.07       0.00    -0.10
    43   2.7626      0.00     0.22       0.00    -0.05
    44   2.7627      0.00    -0.14       0.00    -0.03
    45   2.7627      0.00    -0.08       0.00    -0.12
    46   2.8336      0.00    -0.28       0.00     0.01
    47   2.8337      0.00    -0.22       0.00     0.09
    48   2.8337      0.00     0.03       0.00     0.15
    49   2.9897      0.00    -0.06       0.00     0.00
    50   2.9897      0.00     0.11       0.00    -0.01
    51   2.9897      0.00    -0.01       0.00     0.01
    52   2.9898      0.00    -0.15       0.00     0.01
    53   3.0466      0.00    -0.08       0.00     0.00
    54   3.0466      0.00     0.02       0.00    -0.03
    55   3.0467      0.00    -0.05       0.00    -0.03
    56   3.0467      0.00    -0.12       0.00     0.04
    57   3.1449      0.00     0.12       0.00    -0.01
    58   3.1449      0.00     0.02       0.00     0.23
    59   3.1450      0.00    -0.06       0.00    -0.03
    60   3.9500      0.00     0.08       0.00     0.12
    61   3.9500      0.00     0.03       0.00    -0.02
    62   3.9554      0.00    -0.05       0.00    -0.08
    63   3.9554      0.00    -0.13       0.00    -0.06
    64   3.9672      0.00     0.13       0.00    -0.01
    65   3.9672      0.00    -0.02       0.00     0.03
    66   3.9672      0.00     0.05       0.00     0.10
    67   3.9673      0.00     0.04       0.00     0.02
    68   4.0108      0.00     0.31       0.00     0.05
    69   4.0109      0.00    -0.18       0.00    -0.26
    70   4.0109      0.00     0.00       0.00    -0.24
    71   4.0109      0.00     0.09       0.00     0.01
    72   4.0296      0.00    -0.01       0.00     0.09
    73   4.0296      0.00    -0.06       0.00    -0.03
    74   4.0296      0.00    -0.02       0.00    -0.05
    75   4.0297      0.00     0.03       0.00    -0.01
    76   5.0918      0.00     0.52       0.00    -0.14
    77   5.0918      0.00     0.27       0.00    -0.26
    78   5.0918      0.00    -0.10       0.00    -0.47
    79   5.0918      0.00     0.24       0.00     0.03
    80   5.8997      0.00    -0.88       0.00     0.02
    81   5.8997      0.00     0.13       0.00    -0.10
    82   5.8997      0.00     0.24       0.00     0.08
    83   5.9380      0.00     0.09       0.00    -0.08
    84   5.9380      0.00    -0.15       0.00    -0.06
    85   5.9380      0.00     0.04       0.00    -0.23
    86   5.9381      0.00    -0.06       0.00     0.00
    87   5.9678      0.00     0.26       0.00    -0.19
    88   5.9679      0.00     0.11       0.00    -0.02
    89   5.9679      0.00    -0.48       0.00     0.24
    90   5.9682      0.00    -0.34       0.00    -0.08
    91   5.9682      0.00     0.29       0.00    -0.10
    92   5.9682      0.00     0.02       0.00    -0.03
    93   5.9682      0.00    -0.24       0.00     0.05
    94   5.9699      0.00     0.44       0.00    -0.46
    95   5.9699      0.00     0.43       0.00    -0.38
    96   5.9699      0.00     0.57       0.00    -0.30
    97   5.9705      0.00    -0.24       0.00     0.31
    98   5.9705      0.00    -0.12       0.00     0.28
    99   5.9705      0.00    -0.15       0.00     0.35
   100   5.9706      0.00     0.19       0.00    -0.35
   101   5.9706      0.00     0.13       0.00     0.09
   102   5.9732      0.00     0.01       0.00     0.00
   103   5.9733      0.00    -0.07       0.00     0.02
   104   5.9733      0.00     0.11       0.00    -0.14
   105   5.9735      0.00    -0.01       0.00     0.29
   106   5.9735      0.00     0.20       0.00     0.15
   107   5.9735      0.00    -0.34       0.00     0.01
   108   5.9757      0.00    -0.59       0.00     0.05
   109   5.9758      0.00    -0.05       0.00     1.24
   110   5.9763      0.00     0.07       0.00    -0.02
   111   5.9763      0.00     0.06       0.00    -0.02
   112   5.9763      0.00     0.06       0.00    -0.03
   113   5.9763      0.00     0.06       0.00    -0.04
   114   5.9763      0.00     0.51       0.00     0.46
   115   5.9817      0.00     0.01       0.00    -0.04
   116   5.9817      0.00    -0.01       0.00    -0.03
   117   5.9817      0.00     0.02       0.00    -0.04
   118   8.8870      0.00    -0.04       0.00    -0.09
   119   8.8871      0.00     0.26       0.00     0.05
   120   8.8871      0.00    -0.04       0.00    -0.03
   121   8.8871      0.00     0.05       0.00     0.14
   122   8.8907      0.00     0.11       0.00    -0.09
   123   8.8907      0.00     0.07       0.00    -0.11
   124   8.8907      0.00     0.17       0.00     0.17
   125   8.9412      0.00     0.15       0.00    -0.01
   126   8.9413      0.00    -0.09       0.00    -0.05
   127   8.9413      0.00    -0.10       0.00    -0.15
   128   8.9413      0.00    -0.05       0.00    -0.05
   129   8.9574      0.00     0.12       0.00    -0.31
   130   8.9575      0.00     0.38       0.00    -0.01
   131   8.9575      0.00     0.16       0.00     0.39
   132   8.9575      0.00    -0.34       0.00     0.01
   133   9.0067      0.00     0.37       0.00     0.09
   134   9.0067      0.00     0.05       0.00     0.50
   135   9.0067      0.00     0.04       0.00    -0.24
   136   9.0067      0.00    -1.58       0.00    -0.25

The following table comes from a 10My integration of the orbit of the object. Three columns are shown. The first column is the result of integrating the nominal orbit. The other two columns are based on clones of the nominal orbit that are +/- 3 sigma from the nominal orbit. If all three types agree then the classificiation is deemed secure. The basis for these calculations is described in more detail in AJ, 129, 1117 (2005). Any use made of these calculations should refer to and credit this publication and the Deep Ecliptic Survey Team.

20YR3    quality flag:2

Type:       CENTAURR  CENTAURS  CENTAURS

axisobj       444.515   444.441   444.590
ecceobj         0.963     0.963     0.963
incobj        169.290   169.290   169.290
qmin           13.883    13.494    13.765
qmax         1058.792  1157.393  1095.124
amean         439.220   461.656   452.979
amin          407.500   412.091   418.639
amax          537.603   586.878   555.793
emean           0.962     0.964     0.964
emin            0.955     0.956     0.956
emax            0.969     0.973     0.971
imean         170.211   170.165   170.172
imin          168.852   168.562   168.444
imax          171.343   171.254   171.398
excite_mean     0.977     0.979     0.979
fracstop        0.936     1.000     1.000
cjmean         -1.973    -1.973    -1.973

libcent 0      -180.0    -180.0    -180.0
libamp  0      -180.0    -180.0    -180.0
libcent 1      -180.0    -180.0    -180.0
libamp  1      -180.0    -180.0    -180.0
libcent 2      -180.0    -180.0    -180.0
libamp  2      -180.0    -180.0    -180.0
libcent 3      -180.0    -180.0    -180.0
libamp  3      -180.0    -180.0    -180.0
libcent 4      -180.0    -180.0    -180.0
libamp  4      -180.0    -180.0    -180.0

kozaimean       187.6     187.0     187.9
kozaiamp         33.2      31.9      33.1