RECON: TNO occultation with 613100

Event between (613100) 05TN74 and star GA1040:00321871 with event index number of 2820583

Geocentric closest approach at 2024/10/29 07:04:13 UTC

J2000 position of star is 03:07:05.2 +15:46:18
Equinox of date position of star is 03:08:25.3 +15:51:45
Stellar brightness G=13.6, use SENSEUP=64 with the MallinCam and and exposure time of 1 seconds with the QHY174 camera.
Star is 133 degrees from the moon. Moon is 9% illuminated.
Apparent brightness V=22.6

[RECON map]
Object is 32.1 AU from the Sun and 31.2 AU from the Earth.
Apparent velocity is 23.5 km/sec on the sky relative to the star, or, 3.7 arcsec/hr.
The 1-sigma error in the time of the event is 130 seconds.
The 1-sigma cross-track error in the shadow position is 1424 km.
The sky-plane scale is 22599.4 km/arcsec.

The object has an absolute magnitude Hv=7.5
Diameter=187.1 km assuming a 5% albedo -- 8.0 sec chord
Diameter=76.4 km assuming a 30% albedo -- 3.3 sec chord
Dynamical classification is 5:3EE
 
 
 
 
 
 

Star training set for 613100, (2024/10/29 07:05UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:20.9 +16:33:26  0.8 21.34 111
Menkar         03:03:34.8 +04:11:09  2.5 11.74 136
PPM 118814     03:07:45.7 +13:16:54  5.6  2.59 133
PPM 118791     03:06:03.8 +15:57:03  7.9  0.59 133
PPM 118825     03:08:40.8 +16:10:19 10.0  0.31 132
PPM 118829     03:08:58.7 +15:35:49 10.4  0.30 132
613100         03:08:28.5 +15:51:58 13.6       132
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 5.0 sigma about the mid-time.
The median site spacing is 27.1 km RECON observability=1.0 and success probability=8.6%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kamloops 07:04:32 -52.1 Dark Down 50.5 143.9 Up 06:53:12 - 07:15:52 -1650
Victoria 07:04:46 -53.5 Dark Down 51.0 138.1 Up 06:53:26 - 07:16:06 -1736
Kelowna 07:04:32 -53.0 Dark Down 51.5 144.6 Up 06:53:12 - 07:15:52 -1736
Peachland 07:04:33 -53.1 Dark Down 51.5 144.1 Up 06:53:13 - 07:15:53 -1737
Summerland 07:04:33 -53.2 Dark Down 51.7 144.1 Up 06:53:13 - 07:15:53 -1751
Penticton 07:04:33 -53.3 Dark Down 51.8 144.2 Up 06:53:13 - 07:15:53 -1759
Oliver 07:04:34 -53.6 Dark Down 52.1 144.0 Up 06:53:14 - 07:15:54 -1787
Anarchist Mountain Observatory 07:04:34 -53.8 Dark Down 52.3 144.1 Up 06:53:14 - 07:15:54 -1805
Okanogan 07:04:36 -54.4 Dark Down 52.7 143.3 Up 06:53:16 - 07:15:56 -1851
Brewster 07:04:37 -54.6 Dark Down 52.8 142.8 Up 06:53:17 - 07:15:57 -1867
Manson/Chelan 07:04:39 -54.8 Dark Down 52.9 142.1 Up 06:53:19 - 07:15:59 -1874
Sleaford 07:03:52 -51.4 Dark Down 53.0 166.1 Up 06:52:32 - 07:15:12 -1881
Wenatchee 07:04:40 -55.2 Dark Down 53.2 141.5 Up 06:53:20 - 07:16:00 -1907
Ellensburg 07:04:42 -55.5 Dark Down 53.4 140.8 Up 06:53:22 - 07:16:02 -1934
Yakima 07:04:43 -55.9 Dark Down 53.7 140.5 Up 06:53:23 - 07:16:03 -1967
Toppenish/White Swan 07:04:43 -56.2 Dark Down 53.9 140.5 Up 06:53:23 - 07:16:03 -1989
The Dalles 07:04:47 -56.7 Dark Down 54.2 138.7 Up 06:53:27 - 07:16:07 -2030
PNWRO 07:04:39 -56.8 Dark Down 54.9 142.4 Up 06:53:19 - 07:15:59 -2061
Maupin 07:04:48 -57.2 Dark Down 54.6 138.5 Up 06:53:28 - 07:16:08 -2068
Sisters 07:04:51 -57.9 Dark Down 55.0 136.9 Up 06:53:31 - 07:16:11 -2126
Bend 07:04:51 -58.2 Dark Down 55.3 137.1 Up 06:53:31 - 07:16:11 -2153
Oregon Observatory 07:04:52 -58.3 Dark Down 55.3 136.7 Up 06:53:32 - 07:16:12 -2164
Chiloquin 07:04:56 -59.4 Dark Down 56.1 134.8 Up 06:53:36 - 07:16:16 -2262
Klamath Falls 07:04:57 -59.7 Dark Down 56.4 134.6 Up 06:53:37 - 07:16:17 -2294
Cedarville 07:04:54 -60.8 Dark Down 57.7 136.2 Up 06:53:34 - 07:16:14 -2402
Fall River/Burney 07:04:59 -60.9 Dark Down 57.4 133.8 Up 06:53:39 - 07:16:19 -2407
Greenville 07:04:59 -61.9 Dark Down 58.3 133.5 Up 06:53:39 - 07:16:19 -2499
Gimple 07:04:59 -61.9 Dark Down 58.3 133.6 Up 06:53:39 - 07:16:19 -2502
Quincy 07:05:00 -62.1 Dark Down 58.4 133.2 Up 06:53:40 - 07:16:20 -2517
Portola 07:04:58 -62.3 Dark Down 58.8 133.8 Up 06:53:38 - 07:16:18 -2543
Reno 07:04:57 -62.8 Dark Down 59.3 134.5 Up 06:53:37 - 07:16:17 -2587
Carson City 07:04:58 -63.1 Dark Down 59.6 134.1 Up 06:53:38 - 07:16:18 -2619
Gardnerville 07:04:58 -63.4 Dark Down 59.8 133.8 Up 06:53:38 - 07:16:18 -2642
Yerington 07:04:56 -63.5 Dark Down 60.1 134.8 Up 06:53:36 - 07:16:16 -2656
Hawthorne 07:04:55 -64.0 Dark Down 60.7 135.1 Up 06:53:35 - 07:16:15 -2714
Lee Vining 07:04:59 -64.5 Dark Down 60.8 133.6 Up 06:53:39 - 07:16:19 -2750
Bishop 07:04:57 -65.2 Dark Down 61.6 134.0 Up 06:53:37 - 07:16:17 -2827
Beatty 07:04:53 -66.0 Dark Down 62.9 136.1 Up 06:53:33 - 07:16:13 -2921
Dunrhomin 07:04:08 -63.0 Dark Down 64.6 162.3 Up 06:52:48 - 07:15:28 -2945
Nikitin 07:04:09 -63.2 Dark Down 64.8 162.1 Up 06:52:49 - 07:15:29 -2962
CU-SBO 07:04:09 -63.3 Dark Down 64.8 161.9 Up 06:52:49 - 07:15:29 -2966
Wildwood 07:05:05 -68.2 Dark Down 63.7 128.9 Up 06:53:45 - 07:16:25 -3123
Patrick 07:04:46 -68.0 Dark Down 65.5 139.2 Up 06:53:26 - 07:16:06 -3150
Laughlin/Bullhead City 07:04:49 -68.1 Dark Down 65.3 137.5 Up 06:53:29 - 07:16:09 -3152
Idyllwild 07:05:00 -69.1 Dark Down 65.1 131.5 Up 06:53:40 - 07:16:20 -3219
Lake Havasu City 07:04:50 -68.8 Dark Down 66.0 137.0 Up 06:53:30 - 07:16:10 -3224
Calipatria 07:04:57 -69.9 Dark Down 66.2 132.6 Up 06:53:37 - 07:16:17 -3316
George/Scottsdale 07:04:43 -69.9 Dark Down 67.9 140.7 Up 06:53:23 - 07:16:03 -3375
Yuma 07:04:54 -70.5 Dark Down 67.1 133.5 Up 06:53:34 - 07:16:14 -3386

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 613100, (2024/10/29 07:05UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:29  0.8 21.34 111
Menkar         03:02:16.8 +04:05:21  2.5 11.74 136
PPM 118814     03:06:23.7 +13:11:13  5.6  2.59 133
PPM 118791     03:04:40.6 +15:51:19  7.9  0.59 133
PPM 118825     03:07:17.5 +16:04:39 10.0  0.31 132
PPM 118829     03:07:35.6 +15:30:10 10.4  0.30 132
613100         03:07:05.2 +15:46:18 13.6       133
Positions are for J2000

Event circumstances last updated at 2023/11/18 04:51:03 UT

Marc W. Buie, Southwest Research Institute

RECON