RECON: TNO occultation with 03UV292

Event between 03UV292 and star GA1060:01166351 with event index number of 237751

Geocentric closest approach at 2020/01/03 09:58:24 UTC

J2000 position of star is 05:41:14.7 +17:38:12
Equinox of date position of star is 05:42:19.1 +17:38:41
Stellar brightness G=15.7, use SENSEUP=128
Star is 70 degrees from the moon. Moon is 52% illuminated.
TNO apparent brightness V=23.0

[RECON map]
TNO is 37.3 AU from the Sun and 36.4 AU from the Earth.
The TNO is moving 24.2 km/sec on the sky relative to the star, or, 3.3 arcsec/hr.
The 1-sigma error in the time of the event is 921 seconds.
The 1-sigma cross-track error in the shadow position is 1598 km.
The sky-plane scale is 26395.9 km/arcsec.

The TNO has an absolute magnitude Hv=7.3
Diameter=210.9 km assuming a 5% albedo -- 8.7 sec chord
Diameter=86.1 km assuming a 30% albedo -- 3.6 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 03UV292, (2020/01/03 09:58UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:56:15.3 +07:24:33  0.4 10.78  73
Alnath         05:27:33.5 +28:37:21  1.6 11.49  68
126 Tau        05:42:27.1 +16:32:33  4.6  1.10  70
PPM 121266     05:42:32.5 +17:31:51  8.4  0.12  70
03UV292        05:42:24.7 +17:38:43 15.7        71
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 1.0 sigma about the mid-time.
The median site spacing is 21.5 km RECON observability=1.0 and success probability=10.2%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Penticton 09:56:15 -55.2 Dark Down 40.9 246.6 Up 09:41:15 - 10:11:15 3933
Oroville 09:56:14 -55.5 Dark Down 41.1 247.2 Up 09:41:14 - 10:11:14 3882
Tonasket 09:56:13 -55.7 Dark Down 41.2 247.3 Up 09:41:13 - 10:11:13 3861
Okanogan 09:56:13 -56.0 Dark Down 41.4 247.5 Up 09:41:13 - 10:11:13 3829
Brewster 09:56:13 -56.2 Dark Down 41.6 247.5 Up 09:41:13 - 10:11:13 3802
Manson/Chelan 09:56:13 -56.6 Dark Down 41.9 247.3 Up 09:41:13 - 10:11:13 3777
Entiat 09:56:13 -56.7 Dark Down 42.0 247.4 Up 09:41:13 - 10:11:13 3756
Wenatchee 09:56:12 -56.9 Dark Down 42.2 247.5 Up 09:41:12 - 10:11:12 3732
Ellensburg 09:56:12 -57.3 Dark Down 42.5 247.7 Up 09:41:12 - 10:11:12 3691
Yakima 09:56:11 -57.6 Dark Down 42.7 248.0 Up 09:41:11 - 10:11:11 3654
Pasco 09:56:07 -57.0 Dark Down 41.9 249.6 Up 09:41:07 - 10:11:07 3644
Toppenish/White Swan 09:56:10 -57.6 Dark Down 42.6 248.3 Up 09:41:10 - 10:11:10 3636
PNWRO 09:56:06 -57.0 Dark Down 41.8 250.1 Up 09:41:06 - 10:11:06 3625
George/Umatilla 09:56:07 -57.3 Dark Down 42.1 249.7 Up 09:41:07 - 10:11:07 3610
Goldendale 09:56:10 -58.2 Dark Down 43.1 248.4 Up 09:41:10 - 10:11:10 3579
The Dalles 09:56:10 -58.5 Dark Down 43.4 248.2 Up 09:41:10 - 10:11:10 3552
Maupin 09:56:09 -58.7 Dark Down 43.5 248.7 Up 09:41:09 - 10:11:09 3515
Madras/Culver 09:56:08 -59.1 Dark Down 43.8 249.2 Up 09:41:08 - 10:11:08 3463
Redmond 09:56:08 -59.3 Dark Down 43.9 249.4 Up 09:41:08 - 10:11:08 3429
Sisters 09:56:08 -59.5 Dark Down 44.2 249.0 Up 09:41:08 - 10:11:08 3425
Bend 09:56:07 -59.5 Dark Down 44.1 249.5 Up 09:41:07 - 10:11:07 3407
Oregon Observatory 09:56:07 -59.7 Dark Down 44.2 249.5 Up 09:41:07 - 10:11:07 3388
La Pine/Gilchrist 09:56:07 -59.9 Dark Down 44.3 249.7 Up 09:41:07 - 10:11:07 3368
North Lake 09:56:04 -59.7 Dark Down 44.1 250.6 Up 09:41:04 - 10:11:04 3336
Niwot 09:55:24 -50.2 Dark Down 33.4 265.4 Up 09:40:24 - 10:10:24 3331
Paisley 09:56:02 -59.8 Dark Down 44.0 251.4 Up 09:41:02 - 10:11:02 3289
Chiloquin 09:56:05 -60.7 Dark Down 45.0 250.4 Up 09:41:05 - 10:11:05 3256
Lakeview 09:56:01 -60.0 Dark Down 44.1 252.1 Up 09:41:01 - 10:11:01 3244
Klamath Falls 09:56:04 -60.8 Dark Down 45.0 250.7 Up 09:41:04 - 10:11:04 3225
Tulelake 09:56:04 -60.8 Dark Down 44.9 251.3 Up 09:41:04 - 10:11:04 3203
Cedarville 09:55:59 -60.2 Dark Down 44.1 252.8 Up 09:40:59 - 10:10:59 3183
Fall River/Burney 09:56:01 -61.2 Dark Down 45.2 252.2 Up 09:41:01 - 10:11:01 3117
Susanville 09:55:58 -61.1 Dark Down 44.8 253.4 Up 09:40:58 - 10:10:58 3067
Gimple 09:55:58 -61.4 Dark Down 45.0 253.5 Up 09:40:58 - 10:10:58 3037
Greenville 09:55:58 -61.4 Dark Down 45.1 253.5 Up 09:40:58 - 10:10:58 3036
Quincy 09:55:58 -61.5 Dark Down 45.2 253.6 Up 09:40:58 - 10:10:58 3016
Portola 09:55:57 -61.2 Dark Down 44.8 254.2 Up 09:40:57 - 10:10:57 3012
Reno 09:55:54 -60.9 Dark Down 44.4 255.0 Up 09:40:54 - 10:10:54 2996
Carson City 09:55:53 -61.1 Dark Down 44.5 255.3 Up 09:40:53 - 10:10:53 2962
Yerington 09:55:52 -60.7 Dark Down 44.1 256.0 Up 09:40:52 - 10:10:52 2953
Gardnerville 09:55:53 -61.2 Dark Down 44.5 255.6 Up 09:40:53 - 10:10:53 2938
Hawthorne 09:55:50 -60.5 Dark Down 43.8 256.9 Up 09:40:50 - 10:10:50 2917
Tonopah 09:55:45 -59.7 Dark Down 42.8 258.4 Up 09:40:45 - 10:10:45 2896
Lee Vining 09:55:50 -61.1 Dark Down 44.3 257.0 Up 09:40:50 - 10:10:50 2852
Bishop 09:55:47 -60.8 Dark Down 43.9 258.1 Up 09:40:47 - 10:10:47 2806
Beatty 09:55:42 -59.8 Dark Down 42.7 259.8 Up 09:40:42 - 10:10:42 2790
Indian Springs 09:55:39 -59.1 Dark Down 41.9 260.8 Up 09:40:39 - 10:10:39 2778
Henderson 09:55:36 -58.7 Dark Down 41.5 261.8 Up 09:40:36 - 10:10:36 2738
Lone Pine 09:55:44 -60.9 Dark Down 43.8 259.1 Up 09:40:44 - 10:10:44 2736
Patrick 09:55:32 -58.0 Dark Down 40.7 263.1 Up 09:40:32 - 10:10:32 2697
Searchlight/Boulder City 09:55:35 -58.8 Dark Down 41.5 262.3 Up 09:40:35 - 10:10:35 2682
DCO 09:55:30 -57.5 Dark Down 40.1 263.8 Up 09:40:30 - 10:10:30 2681
Kingman/Dolan Springs 09:55:32 -58.2 Dark Down 40.8 263.1 Up 09:40:32 - 10:10:32 2671
Laughlin/Bullhead City 09:55:33 -58.6 Dark Down 41.3 262.8 Up 09:40:33 - 10:10:33 2659
Mohave Valley 09:55:33 -58.7 Dark Down 41.3 263.1 Up 09:40:33 - 10:10:33 2632
Lake Havasu City 09:55:31 -58.6 Dark Down 41.1 263.6 Up 09:40:31 - 10:10:31 2596
Parker 09:55:31 -58.6 Dark Down 41.2 263.9 Up 09:40:31 - 10:10:31 2562
CPSLO 09:55:49 -63.3 Dark Down 46.1 258.4 Up 09:40:49 - 10:10:49 2559
Blythe 09:55:30 -59.0 Dark Down 41.5 264.2 Up 09:40:30 - 10:10:30 2503
Wildwood 09:55:41 -62.1 Dark Down 44.7 261.1 Up 09:40:41 - 10:10:41 2473
Idyllwild 09:55:36 -60.6 Dark Down 43.2 262.7 Up 09:40:36 - 10:10:36 2473
Calipatria 09:55:32 -59.8 Dark Down 42.3 264.0 Up 09:40:32 - 10:10:32 2434
Yuma 09:55:29 -59.2 Dark Down 41.6 264.9 Up 09:40:29 - 10:10:29 2408

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 03UV292, (2020/01/03 09:58UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:55:10.3 +07:24:26  0.4 10.78  73
Alnath         05:26:17.5 +28:36:23  1.6 11.49  68
126 Tau        05:41:17.7 +16:32:02  4.6  1.10  70
PPM 121266     05:41:22.6 +17:31:20  8.4  0.12  70
03UV292        05:41:14.7 +17:38:12 15.7        70
Positions are for J2000

Event circumstances last updated at 2018/06/05 18:22:51 UT

Marc W. Buie, Southwest Research Institute

RECON