RECON: TNO occultation with 11HJ103

Event between 11HJ103 and star GA0680:35307920 with event index number of 2118271

Geocentric closest approach at 2022/09/07 07:35:14 UTC

J2000 position of star is 19:35:46.5 -20:23:24
Equinox of date position of star is 19:37:04.8 -20:20:22
Stellar brightness G=15.6, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 12 degrees from the moon. Moon is 87% illuminated.
TNO apparent brightness V=24.2

[RECON map]
TNO is 39.8 AU from the Sun and 39.1 AU from the Earth.
The TNO is moving 12.8 km/sec on the sky relative to the star, or, 1.6 arcsec/hr.
The 1-sigma error in the time of the event is 1205 seconds.
The 1-sigma cross-track error in the shadow position is 1950 km.
The sky-plane scale is 28384.1 km/arcsec.

The TNO has an absolute magnitude Hv=8.1
Diameter=146.6 km assuming a 5% albedo -- 11.4 sec chord
Diameter=59.8 km assuming a 30% albedo -- 4.7 sec chord
Dynamical classification is CLASSICAL
 
 
 
 
 
 

Star training set for 11HJ103, (2022/09/07 07:35UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:48.1 -26:28:49  0.9 42.96  52
Nunki          18:56:40.2 -26:15:59  2.0 11.01  20
PPM 236251     19:38:22.2 -18:10:44  5.7  2.18  12
PPM 270002     19:36:56.2 -20:43:54  7.2  0.40  12
PPM 270009     19:37:09.5 -20:18:07  9.4  0.04  12
11HJ103        19:37:06.5 -20:20:18 15.6        11
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 0.7 sigma about the mid-time.
The median site spacing is 0.0 km RECON observability=0.0 and success probability=0.0%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kamloops 07:29:55 -32.9 Dark Up 8.9 221.7 Really Low 07:14:55 - 07:44:55 540
Victoria 07:29:59 -34.7 Dark Up 11.8 219.4 Really Low 07:14:59 - 07:44:59 503
Peachland 07:29:50 -33.9 Dark Up 9.3 222.3 Really Low 07:14:50 - 07:44:50 469
Kelowna 07:29:49 -33.8 Dark Up 9.1 222.5 Really Low 07:14:49 - 07:44:49 467
Summerland 07:29:49 -34.1 Dark Up 9.4 222.4 Really Low 07:14:49 - 07:44:49 458
Penticton 07:29:49 -34.1 Dark Up 9.4 222.5 Really Low 07:14:49 - 07:44:49 450
Oliver 07:29:47 -34.5 Dark Up 9.6 222.5 Really Low 07:14:47 - 07:44:47 429
Anarchist Mountain Observatory 07:29:46 -34.7 Dark Up 9.7 222.7 Really Low 07:14:46 - 07:44:46 414
Tonasket 07:29:45 -35.0 Dark Up 9.9 222.7 Really Low 07:14:45 - 07:44:45 397
Okanogan 07:29:45 -35.3 Dark Up 10.2 222.6 Really Low 07:14:45 - 07:44:45 381
Brewster 07:29:44 -35.5 Dark Up 10.5 222.5 Really Low 07:14:44 - 07:44:44 370
Manson/Chelan 07:29:45 -35.7 Dark Up 10.9 222.2 Really Low 07:14:45 - 07:44:45 369
Wenatchee 07:29:44 -36.2 Dark Up 11.3 222.1 Really Low 07:14:44 - 07:44:44 345
Ellensburg 07:29:43 -36.5 Dark Up 11.7 222.0 Really Low 07:14:43 - 07:44:43 326
Yakima 07:29:42 -36.9 Dark Up 12.0 222.0 Really Low 07:14:42 - 07:44:42 301
Toppenish/White Swan 07:29:41 -37.2 Dark Up 12.1 222.2 Really Low 07:14:41 - 07:44:41 282
Goldendale 07:29:40 -37.7 Dark Up 12.7 221.9 Really Low 07:14:40 - 07:44:40 260
The Dalles 07:29:41 -37.8 Dark Up 13.0 221.6 Really Low 07:14:41 - 07:44:41 257
Maupin 07:29:40 -38.3 Dark Up 13.3 221.8 Really Low 07:14:40 - 07:44:40 227
Sleaford 07:29:19 -31.6 Dark Up 1.3 233.3 Really Low 07:14:19 - 07:44:19 218
PNWRO 07:29:34 -37.7 Dark Up 11.7 223.4 Really Low 07:14:34 - 07:44:34 212
Sisters 07:29:39 -39.1 Dark Up 14.2 221.5 Really Low 07:14:39 - 07:44:39 186
Bend 07:29:37 -39.3 Dark Up 14.3 221.7 Really Low 07:14:37 - 07:44:37 162
Oregon Observatory 07:29:37 -39.5 Dark Up 14.4 221.7 Really Low 07:14:37 - 07:44:37 155
North Lake 07:29:33 -40.2 Dark Up 14.7 222.2 Really Low 07:14:33 - 07:44:33 95
Chiloquin 07:29:35 -40.7 Dark Up 15.6 221.5 Really Low 07:14:35 - 07:44:35 80
Klamath Falls 07:29:34 -41.1 Dark Up 15.9 221.7 Really Low 07:14:34 - 07:44:34 54
Lakeview 07:29:28 -41.3 Dark Up 15.2 222.8 Really Low 07:14:28 - 07:44:28 5
Fall River/Burney 07:29:29 -42.3 Dark Up 16.6 222.2 Really Low 07:14:29 - 07:44:29 -40
Cedarville 07:29:25 -42.0 Dark Up 15.6 223.1 Really Low 07:14:25 - 07:44:25 -46
Susanville 07:29:24 -43.0 Dark Up 16.6 222.9 Really Low 07:14:24 - 07:44:24 -109
Greenville 07:29:25 -43.2 Dark Up 17.0 222.7 Really Low 07:14:25 - 07:44:25 -118
Gimple 07:29:24 -43.2 Dark Up 17.0 222.8 Really Low 07:14:24 - 07:44:24 -121
Quincy 07:29:24 -43.4 Dark Up 17.2 222.8 Really Low 07:14:24 - 07:44:24 -133
Portola 07:29:22 -43.6 Dark Up 17.0 223.2 Really Low 07:14:22 - 07:44:22 -158
Reno 07:29:18 -44.0 Dark Up 16.9 223.8 Really Low 07:14:18 - 07:44:18 -199
Carson City 07:29:17 -44.3 Dark Up 17.1 223.9 Really Low 07:14:17 - 07:44:17 -226
Gardnerville 07:29:16 -44.6 Dark Up 17.3 223.9 Really Low 07:14:16 - 07:44:16 -246
Yerington 07:29:14 -44.6 Dark Up 16.9 224.4 Really Low 07:14:14 - 07:44:14 -262
Hawthorne 07:29:10 -45.1 Dark Up 17.0 224.9 Really Low 07:14:10 - 07:44:10 -315
Lee Vining 07:29:11 -45.6 Dark Up 17.6 224.6 Really Low 07:14:11 - 07:44:11 -340
Tonopah 07:29:03 -45.7 Dark Up 16.5 226.1 Really Low 07:14:03 - 07:44:03 -399
Bishop 07:29:07 -46.3 Dark Up 17.7 225.3 Really Low 07:14:07 - 07:44:07 -411
Beatty 07:28:59 -46.9 Dark Up 17.1 226.7 Really Low 07:13:59 - 07:43:59 -504
Indian Springs 07:28:53 -47.3 Dark Up 16.7 227.6 Really Low 07:13:53 - 07:43:53 -568
Henderson 07:28:50 -47.9 Dark Up 16.6 228.2 Really Low 07:13:50 - 07:43:50 -636
Dunrhomin 07:28:29 -43.2 Dark Up 8.0 234.5 Really Low 07:13:29 - 07:43:29 -653
Wildwood 07:29:00 -49.5 Dark Up 20.1 225.9 Low 07:14:00 - 07:44:00 -657
CU-SBO 07:28:28 -43.5 Dark Up 8.2 234.5 Really Low 07:13:28 - 07:43:28 -669
Laughlin/Bullhead City 07:28:45 -48.8 Dark Up 16.9 228.7 Really Low 07:13:45 - 07:43:45 -720
Patrick 07:28:43 -48.5 Dark Up 16.4 229.1 Really Low 07:13:43 - 07:43:43 -726
Kingman/Dolan Springs 07:28:44 -48.8 Dark Up 16.6 229.1 Really Low 07:13:44 - 07:43:44 -737
Mohave Valley 07:28:45 -49.0 Dark Up 17.1 228.7 Really Low 07:13:45 - 07:43:45 -742
Idyllwild 07:28:51 -50.0 Dark Up 19.2 227.5 Really Low 07:13:51 - 07:43:51 -755
Lake Havasu City 07:28:43 -49.4 Dark Up 17.2 229.0 Really Low 07:13:43 - 07:43:43 -783
Parker 07:28:42 -49.8 Dark Up 17.5 229.1 Really Low 07:13:42 - 07:43:42 -813
Calipatria 07:28:45 -50.7 Dark Up 18.9 228.5 Really Low 07:13:45 - 07:43:45 -849
Yuma 07:28:40 -51.2 Dark Up 18.6 229.2 Really Low 07:13:40 - 07:43:40 -919
George/Scottsdale 07:28:31 -50.2 Dark Up 16.2 230.9 Really Low 07:13:31 - 07:43:31 -939

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 11HJ103, (2022/09/07 07:35UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 42.96  52
Nunki          18:55:15.9 -26:17:49  2.0 11.01  20
PPM 236251     19:37:03.4 -18:13:52  5.7  2.18  12
PPM 270002     19:35:36.0 -20:46:59  7.2  0.40  12
PPM 270009     19:35:49.5 -20:21:13  9.4  0.04  12
11HJ103        19:35:46.5 -20:23:24 15.6        12
Positions are for J2000

Event circumstances last updated at 2022/03/14 01:07:39 UT

Marc W. Buie, Southwest Research Institute

RECON