RECON: TNO occultation with 03UP292

Event between 03UP292 and star GA1240:02044191 with event index number of 1158252

Geocentric closest approach at 2021/12/09 03:28:07 UTC

J2000 position of star is 05:35:17.7 +34:41:53
Equinox of date position of star is 05:36:45.3 +34:42:39
Stellar brightness G=16.3, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 122 degrees from the moon. Moon is 30% illuminated.
TNO apparent brightness V=21.9

[RECON map]
TNO is 29.3 AU from the Sun and 28.4 AU from the Earth.
The TNO is moving 23.7 km/sec on the sky relative to the star, or, 4.1 arcsec/hr.
The 1-sigma error in the time of the event is 101 seconds.
The 1-sigma cross-track error in the shadow position is 1124 km.
The sky-plane scale is 20581.8 km/arcsec.

The TNO has an absolute magnitude Hv=7.2
Diameter=217.8 km assuming a 5% albedo -- 9.2 sec chord
Diameter=88.9 km assuming a 30% albedo -- 3.7 sec chord
Dynamical classification is 2:1E
 
 
 
 
 
 

Star training set for 03UP292, (2021/12/09 03:30UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:10.9 +16:33:06  0.8 22.52 106
Alnath         05:27:40.8 +28:37:26  1.6  6.39 119
PPM 070537     05:35:05.8 +34:44:21  6.1  0.34 121
PPM 070558     05:36:22.8 +34:39:36  9.6  0.09 122
03UP292        05:36:45.4 +34:42:39 16.3       122
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 15.7 km RECON observability=1.0 and success probability=30.7%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kamloops 03:30:42 -32.7 Dark Up 36.1 77.2 Up 03:21:46 - 03:39:39 -392
Kelowna 03:30:42 -33.3 Dark Up 36.5 77.2 Up 03:21:46 - 03:39:39 -494
Peachland 03:30:42 -33.1 Dark Up 36.3 76.9 Up 03:21:46 - 03:39:39 -501
Summerland 03:30:42 -33.2 Dark Up 36.3 76.9 Up 03:21:46 - 03:39:39 -519
Penticton 03:30:42 -33.3 Dark Up 36.3 76.9 Up 03:21:46 - 03:39:39 -528
Oliver 03:30:42 -33.3 Dark Up 36.3 76.7 Up 03:21:46 - 03:39:39 -566
Yakima 03:31:07 -32.8 Dark Up 35.0 74.3 Up 03:22:11 - 03:40:04 -587
Anarchist Mountain Observatory 03:30:42 -33.4 Dark Up 36.3 76.7 Up 03:21:46 - 03:39:39 -588
Victoria 03:30:42 -30.8 Dark Up 33.6 73.8 Up 03:21:46 - 03:39:39 -597
Toppenish/White Swan 03:31:07 -32.9 Dark Up 35.1 74.3 Up 03:22:11 - 03:40:04 -611
Tonasket 03:30:42 -33.4 Dark Up 36.2 76.4 Up 03:21:46 - 03:39:39 -620
Goldendale 03:31:10 -32.6 Dark Up 34.7 73.6 Up 03:22:13 - 03:40:06 -636
The Dalles 03:31:11 -32.3 Dark Up 34.3 73.3 Up 03:22:14 - 03:40:07 -639
Okanogan 03:30:42 -33.3 Dark Up 36.1 76.1 Up 03:21:46 - 03:39:39 -654
Maupin 03:31:12 -32.4 Dark Up 34.3 73.1 Up 03:22:15 - 03:40:08 -676
Brewster 03:30:42 -33.2 Dark Up 35.9 75.7 Up 03:21:46 - 03:39:39 -681
Sleaford 03:30:31 -41.3 Dark Up 45.2 88.7 Up 03:21:35 - 03:39:28 -685
Manson/Chelan 03:30:42 -32.9 Dark Up 35.6 75.4 Up 03:21:46 - 03:39:39 -699
PNWRO 03:31:07 -33.9 Dark Up 36.0 74.9 Up 03:22:10 - 03:40:03 -702
Sisters 03:31:15 -32.0 Dark Up 33.7 72.2 Up 03:22:19 - 03:40:12 -724
Redmond 03:31:15 -32.3 Dark Up 34.0 72.4 Up 03:22:18 - 03:40:11 -743
Wenatchee 03:30:42 -32.8 Dark Up 35.3 74.9 Up 03:21:46 - 03:39:39 -748
Bend 03:31:16 -32.2 Dark Up 33.8 72.2 Up 03:22:19 - 03:40:12 -754
Oregon Observatory 03:31:16 -32.1 Dark Up 33.7 72.0 Up 03:22:20 - 03:40:13 -762
La Pine/Gilchrist 03:31:17 -32.1 Dark Up 33.6 71.9 Up 03:22:20 - 03:40:13 -776
Ellensburg 03:30:42 -32.7 Dark Up 35.1 74.5 Up 03:21:46 - 03:39:39 -790
North Lake 03:31:17 -32.5 Dark Up 33.9 71.9 Up 03:22:21 - 03:40:14 -837
Chiloquin 03:31:20 -31.8 Dark Up 33.0 71.0 Up 03:22:24 - 03:40:17 -849
Klamath Falls 03:31:22 -31.8 Dark Up 32.9 70.8 Up 03:22:25 - 03:40:18 -881
Pasco 03:30:42 -33.7 Dark Up 35.8 74.9 Up 03:21:46 - 03:39:39 -891
Paisley 03:31:19 -32.8 Dark Up 33.9 71.8 Up 03:22:22 - 03:40:15 -898
Lakeview 03:31:20 -32.9 Dark Up 33.9 71.6 Up 03:22:24 - 03:40:17 -948
Fall River/Burney 03:31:24 -32.1 Dark Up 32.8 70.3 Up 03:22:28 - 03:40:21 -994
Cedarville 03:31:22 -33.0 Dark Up 33.8 71.2 Up 03:22:25 - 03:40:18 -1009
Susanville 03:31:25 -32.6 Dark Up 33.1 70.3 Up 03:22:29 - 03:40:22 -1080
Greenville 03:31:26 -32.3 Dark Up 32.8 70.0 Up 03:22:30 - 03:40:23 -1089
Gimple 03:31:26 -32.4 Dark Up 32.9 70.0 Up 03:22:30 - 03:40:23 -1093
Quincy 03:31:27 -32.3 Dark Up 32.8 69.9 Up 03:22:30 - 03:40:23 -1106
Portola 03:31:27 -32.7 Dark Up 33.1 70.0 Up 03:22:30 - 03:40:23 -1139
Reno 03:31:27 -33.2 Dark Up 33.5 70.2 Up 03:22:30 - 03:40:23 -1191
Carson City 03:31:28 -33.2 Dark Up 33.3 70.0 Up 03:22:31 - 03:40:24 -1222
Gardnerville 03:31:28 -33.2 Dark Up 33.3 69.8 Up 03:22:32 - 03:40:25 -1245
Yerington 03:31:28 -33.7 Dark Up 33.7 70.1 Up 03:22:31 - 03:40:24 -1268
Hawthorne 03:31:28 -34.0 Dark Up 34.0 70.1 Up 03:22:32 - 03:40:25 -1332
Lee Vining 03:31:30 -33.6 Dark Up 33.4 69.5 Up 03:22:34 - 03:40:27 -1358
Tonopah 03:31:28 -35.1 Dark Up 34.9 70.4 Up 03:22:31 - 03:40:24 -1438
Bishop 03:31:31 -34.2 Dark Up 33.8 69.4 Up 03:22:35 - 03:40:28 -1444
CPSLO 03:31:39 -32.2 Dark Up 31.3 67.3 Up 03:22:42 - 03:40:35 -1513
Beatty 03:31:30 -35.4 Dark Up 34.8 69.8 Up 03:22:34 - 03:40:27 -1561
Indian Springs 03:31:29 -36.3 Dark Up 35.5 70.0 Up 03:22:33 - 03:40:26 -1640
Henderson 03:31:30 -36.8 Dark Up 35.9 70.0 Up 03:22:33 - 03:40:26 -1720
Wildwood 03:31:39 -33.7 Dark Up 32.4 67.4 Up 03:22:43 - 03:40:36 -1720
Laughlin/Bullhead City 03:31:31 -37.1 Dark Up 35.9 69.5 Up 03:22:35 - 03:40:28 -1818
Patrick 03:31:30 -37.7 Dark Up 36.5 70.0 Up 03:22:33 - 03:40:26 -1828
Dunrhomin 03:30:42 -44.2 Dark Up 44.3 77.5 Up 03:21:46 - 03:39:39 -1830
Kingman/Dolan Springs 03:31:30 -37.5 Dark Up 36.3 69.7 Up 03:22:34 - 03:40:27 -1840
Mohave Valley 03:31:32 -37.1 Dark Up 35.8 69.3 Up 03:22:35 - 03:40:28 -1842
Idyllwild 03:31:38 -35.2 Dark Up 33.7 67.8 Up 03:22:41 - 03:40:34 -1844
Lake Havasu City 03:31:33 -37.3 Dark Up 35.8 69.2 Up 03:22:36 - 03:40:29 -1890
Parker 03:31:33 -37.3 Dark Up 35.7 68.9 Up 03:22:37 - 03:40:30 -1924
Calipatria 03:31:37 -36.2 Dark Up 34.4 67.9 Up 03:22:41 - 03:40:34 -1957
Blythe 03:31:35 -37.0 Dark Up 35.3 68.5 Up 03:22:38 - 03:40:31 -1957
Yuma 03:31:37 -36.9 Dark Up 35.0 67.9 Up 03:22:40 - 03:40:33 -2040
George/Scottsdale 03:31:30 -39.2 Dark Up 37.5 69.5 Up 03:22:34 - 03:40:27 -2077

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 03UP292, (2021/12/09 03:30UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:29  0.8 22.52 106
Alnath         05:26:17.5 +28:36:23  1.6  6.39 119
PPM 070537     05:33:38.1 +34:43:32  6.1  0.34 121
PPM 070558     05:34:55.2 +34:38:49  9.6  0.09 122
03UP292        05:35:17.7 +34:41:53 16.3       122
Positions are for J2000

Event circumstances last updated at 2021/12/03 01:42:28 UT

Marc W. Buie, Southwest Research Institute

RECON