RECON: TNO occultation with 06UX184

Event between 06UX184 and star GA1400:03311508 with event index number of 1195779

Geocentric closest approach at 2023/01/15 06:48:58 UTC

J2000 position of star is 05:09:39.2 +51:50:08
Equinox of date position of star is 05:11:14.9 +51:51:35
Stellar brightness G=12.8, use SENSEUP=32
Star is 120 degrees from the moon. Moon is 48% illuminated.
TNO apparent brightness V=23.4

[RECON map]
TNO is 21.3 AU from the Sun and 20.5 AU from the Earth.
The TNO is moving 19.0 km/sec on the sky relative to the star, or, 4.6 arcsec/hr.
The 1-sigma error in the time of the event is 271 seconds.
The 1-sigma cross-track error in the shadow position is 4170 km.
The sky-plane scale is 14897.8 km/arcsec.

The TNO has an absolute magnitude Hv=10.0
Diameter=105.7 km assuming a 5% albedo -- 3.2 sec chord
Diameter=43.1 km assuming a 30% albedo -- 1.3 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 06UX184, (2023/01/15 06:49UT)
Object            RA         Dec     mag  sep  mel
Pollux         07:46:43.5 +27:58:07  1.1 37.45  94
34Bet Aur      06:01:13.2 +44:56:50  1.9 10.74 115
PPM 029495     04:57:57.0 +52:54:17  5.8  2.31 122
PPM 029698     05:15:50.5 +51:27:17  7.6  0.79 120
PPM 029649     05:10:36.7 +52:01:54  9.6  0.21 120
06UX184        05:11:28.3 +51:51:47 12.8       120
Positions are for equinox of date

This table contains the target star visibility for the RECON network. The observing range has been set to a maximum of 3.3 sigma about the mid-time.
The median site spacing is 24.4 km RECON observability=1.0 and success probability=11.5%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Clarence Fulton 06:47:51 -57.1 Dark Down 77.5 284.9 Up 06:32:51 - 07:02:51 3755
Kelowna 06:47:53 -57.3 Dark Down 77.5 286.6 Up 06:32:53 - 07:02:53 3712
Peachland 06:47:53 -57.3 Dark Down 77.7 287.1 Up 06:32:53 - 07:02:53 3702
Summerland 06:47:53 -57.4 Dark Down 77.6 287.8 Up 06:32:53 - 07:02:53 3685
Penticton 06:47:52 -57.5 Dark Down 77.5 288.0 Up 06:32:52 - 07:02:52 3677
Oliver 06:47:52 -57.8 Dark Down 77.4 289.5 Up 06:32:52 - 07:02:52 3638
Anarchist Mountain Observatory 06:47:52 -58.0 Dark Down 77.2 290.2 Up 06:32:52 - 07:02:52 3618
Victoria 06:48:08 -56.7 Dark Down 79.5 294.2 Up 06:33:08 - 07:03:08 3592
Tonasket 06:47:53 -58.3 Dark Down 77.1 291.5 Up 06:32:53 - 07:02:53 3584
Okanogan 06:47:54 -58.5 Dark Down 77.1 292.9 Up 06:32:54 - 07:02:54 3548
Brewster 06:47:54 -58.6 Dark Down 77.1 294.1 Up 06:32:54 - 07:02:54 3519
Manson/Chelan 06:47:56 -58.6 Dark Down 77.2 295.1 Up 06:32:56 - 07:02:56 3498
Entiat 06:47:56 -58.8 Dark Down 77.2 296.0 Up 06:32:56 - 07:02:56 3474
Wenatchee 06:47:57 -58.9 Dark Down 77.1 297.0 Up 06:32:57 - 07:02:57 3447
Ellensburg 06:47:58 -59.1 Dark Down 77.1 298.8 Up 06:32:58 - 07:02:58 3402
Yakima 06:47:58 -59.4 Dark Down 76.9 300.3 Up 06:32:58 - 07:02:58 3358
Toppenish/White Swan 06:47:58 -59.7 Dark Down 76.7 301.0 Up 06:32:58 - 07:02:58 3333
Pasco 06:47:53 -60.3 Dark Down 75.9 300.5 Up 06:32:53 - 07:02:53 3313
PNWRO 06:47:52 -60.6 Dark Down 75.6 301.2 Up 06:32:52 - 07:02:52 3284
Goldendale 06:47:59 -59.9 Dark Down 76.6 303.3 Up 06:32:59 - 07:02:59 3275
The Dalles 06:48:01 -59.9 Dark Down 76.7 304.4 Up 06:33:01 - 07:03:01 3253
Maupin 06:48:01 -60.3 Dark Down 76.4 305.8 Up 06:33:01 - 07:03:01 3207
Sisters 06:48:04 -60.6 Dark Down 76.1 309.1 Up 06:33:04 - 07:03:04 3114
Redmond 06:48:02 -60.9 Dark Down 75.9 308.8 Up 06:33:02 - 07:03:02 3108
Bend 06:48:02 -60.9 Dark Down 75.9 309.6 Up 06:33:02 - 07:03:02 3086
Oregon Observatory 06:48:03 -61.0 Dark Down 75.8 310.3 Up 06:33:03 - 07:03:03 3068
La Pine/Gilchrist 06:48:04 -61.1 Dark Down 75.7 310.9 Up 06:33:04 - 07:03:04 3046
North Lake 06:48:01 -61.7 Dark Down 75.1 311.5 Up 06:33:01 - 07:03:01 2994
Paisley 06:48:01 -62.3 Dark Down 74.5 312.6 Up 06:33:01 - 07:03:01 2932
Klamath Falls 06:48:06 -62.0 Dark Down 74.9 315.3 Up 06:33:06 - 07:03:06 2890
Lakeview 06:48:00 -62.8 Dark Down 74.1 313.7 Up 06:33:00 - 07:03:00 2876
Cedarville 06:48:00 -63.3 Dark Down 73.5 315.1 Up 06:33:00 - 07:03:00 2803
Fall River/Burney 06:48:05 -63.0 Dark Down 73.8 317.7 Up 06:33:05 - 07:03:05 2760
Susanville 06:48:03 -63.8 Dark Down 73.0 318.2 Up 06:33:03 - 07:03:03 2687
Niwot 06:46:56 -70.4 Dark Down 64.2 308.3 Up 06:31:56 - 07:01:56 2684
SwRI 06:46:57 -70.5 Dark Down 64.2 308.5 Up 06:31:57 - 07:01:57 2672
Greenville 06:48:04 -63.8 Dark Down 72.9 319.2 Up 06:33:04 - 07:03:04 2659
Gimple 06:48:04 -63.8 Dark Down 72.9 319.1 Up 06:33:04 - 07:03:04 2658
Quincy 06:48:04 -63.9 Dark Down 72.7 319.6 Up 06:33:04 - 07:03:04 2637
Portola 06:48:02 -64.3 Dark Down 72.4 319.3 Up 06:33:02 - 07:03:02 2620
Reno 06:47:59 -64.8 Dark Down 71.9 319.1 Up 06:32:59 - 07:02:59 2588
Carson City 06:48:00 -65.1 Dark Down 71.6 319.8 Up 06:33:00 - 07:03:00 2549
Yerington 06:47:57 -65.6 Dark Down 71.1 319.4 Up 06:32:57 - 07:02:57 2525
Gardnerville 06:47:59 -65.3 Dark Down 71.4 320.2 Up 06:32:59 - 07:02:59 2523
Hawthorne 06:47:55 -66.2 Dark Down 70.5 319.7 Up 06:32:55 - 07:02:55 2472
Tonopah 06:47:49 -67.3 Dark Down 69.5 319.2 Up 06:32:49 - 07:02:49 2417
Lee Vining 06:47:57 -66.3 Dark Down 70.3 321.3 Up 06:32:57 - 07:02:57 2414
Bishop 06:47:54 -67.1 Dark Down 69.5 321.5 Up 06:32:54 - 07:02:54 2348
Beatty 06:47:47 -68.4 Dark Down 68.3 320.7 Up 06:32:47 - 07:02:47 2293
Indian Springs 06:47:43 -69.2 Dark Down 67.6 320.2 Up 06:32:43 - 07:02:43 2256
Henderson 06:47:40 -70.0 Dark Down 66.8 320.4 Up 06:32:40 - 07:02:40 2199
CPSLO 06:48:07 -66.8 Dark Down 68.9 327.2 Up 06:33:07 - 07:03:07 2145
Searchlight/Boulder City 06:47:40 -70.4 Dark Down 66.3 321.2 Up 06:32:40 - 07:02:40 2138
Patrick 06:47:35 -71.0 Dark Down 65.7 320.4 Up 06:32:35 - 07:02:35 2133
Kingman/Dolan Springs 06:47:36 -71.1 Dark Down 65.7 320.8 Up 06:32:36 - 07:02:36 2110
Laughlin/Bullhead City 06:47:39 -70.8 Dark Down 65.9 321.3 Up 06:32:39 - 07:02:39 2107
DCO 06:47:32 -71.7 Dark Down 65.1 320.3 Up 06:32:32 - 07:02:32 2102
Mohave Valley 06:47:39 -71.0 Dark Down 65.7 321.7 Up 06:32:39 - 07:02:39 2079
Lake Havasu City 06:47:38 -71.4 Dark Down 65.3 322.0 Up 06:32:38 - 07:02:38 2037
Wildwood 06:47:58 -68.9 Dark Down 67.0 326.5 Up 06:32:58 - 07:02:58 2005
Parker 06:47:38 -71.7 Dark Down 65.0 322.5 Up 06:32:38 - 07:02:38 2000
George/Scottsdale 06:47:26 -73.4 Dark Down 63.4 321.1 Up 06:32:26 - 07:02:26 1961
Idyllwild 06:47:49 -70.4 Dark Down 65.8 325.1 Up 06:32:49 - 07:02:49 1960
Blythe 06:47:39 -71.8 Dark Down 64.7 323.4 Up 06:32:39 - 07:02:39 1946
Calipatria 06:47:44 -71.5 Dark Down 64.7 324.8 Up 06:32:44 - 07:02:44 1895
Yuma 06:47:40 -72.4 Dark Down 64.0 324.5 Up 06:32:40 - 07:02:40 1850

Azimuth is measured in degrees eastward from north. North is at an azimuth of 0, due East is at an azimuth of 90 degrees, due South is 180, and due West is 270.

Do not use the listing below for the RECON CPC 1100 telescopes. This is provided for other non-team facilities.

Star training set for 06UX184, (2023/01/15 06:49UT)
Object            RA         Dec     mag  sep  mel
Pollux         07:45:18.0 +28:01:33  1.1 37.45  94
34Bet Aur      05:59:31.6 +44:56:51  1.9 10.74 115
PPM 029495     04:56:07.0 +52:52:12  5.8  2.31 122
PPM 029698     05:14:01.8 +51:25:47  7.6  0.79 120
PPM 029649     05:08:47.4 +52:00:14  9.6  0.21 120
06UX184        05:09:39.2 +51:50:08 12.8       120
Positions are for J2000

Event circumstances last updated at 2020/03/15 20:47:22 UT

Marc W. Buie, Southwest Research Institute

RECON