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 10:27:24 UTC

J2000 position of star is 05:41:14.7 +17:38:12
Equinox of date position of star is 05:42:20.5 +17:38:42
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 611 seconds.
The 1-sigma cross-track error in the shadow position is 2368 km.
The sky-plane scale is 26396.3 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 10:27UT)
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        70
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 1.5 sigma about the mid-time.
The median site spacing is 20.0 km RECON observability=1.0 and success probability=17.7%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kelowna 10:25:02 -51.1 Dark Down 36.3 253.2 Up 10:10:02 - 10:40:02 1287
Summerland 10:25:02 -51.3 Dark Down 36.5 252.9 Up 10:10:02 - 10:40:02 1278
Penticton 10:25:01 -51.4 Dark Down 36.5 253.3 Up 10:10:01 - 10:40:01 1253
Okanagan Falls 10:25:00 -51.5 Dark Down 36.6 253.4 Up 10:10:00 - 10:40:00 1237
Oliver 10:25:00 -51.6 Dark Down 36.6 253.6 Up 10:10:00 - 10:40:00 1223
Anarchist Mountain Observatory 10:24:59 -51.6 Dark Down 36.5 253.9 Up 10:09:59 - 10:39:59 1211
Oroville 10:24:59 -51.6 Dark Down 36.6 253.9 Up 10:09:59 - 10:39:59 1204
Tonasket 10:24:59 -51.7 Dark Down 36.7 254.0 Up 10:09:59 - 10:39:59 1183
Okanogan 10:24:58 -52.0 Dark Down 36.9 254.1 Up 10:09:58 - 10:39:58 1152
Brewster 10:24:57 -52.3 Dark Down 37.1 254.2 Up 10:09:57 - 10:39:57 1124
Manson/Chelan 10:24:58 -52.6 Dark Down 37.4 254.0 Up 10:09:58 - 10:39:58 1100
Entiat 10:24:57 -52.7 Dark Down 37.5 254.1 Up 10:09:57 - 10:39:57 1079
Wenatchee 10:24:57 -52.9 Dark Down 37.6 254.2 Up 10:09:57 - 10:39:57 1055
Ellensburg 10:24:56 -53.2 Dark Down 37.9 254.3 Up 10:09:56 - 10:39:56 1015
Yakima 10:24:55 -53.4 Dark Down 38.0 254.6 Up 10:09:55 - 10:39:55 978
Pasco 10:24:52 -52.7 Dark Down 37.1 256.1 Up 10:09:52 - 10:39:52 973
Toppenish/White Swan 10:24:54 -53.4 Dark Down 37.9 254.9 Up 10:09:54 - 10:39:54 962
PNWRO 10:24:50 -52.7 Dark Down 37.0 256.4 Up 10:09:50 - 10:39:50 955
George/Umatilla 10:24:51 -53.0 Dark Down 37.3 256.1 Up 10:09:51 - 10:39:51 939
Goldendale 10:24:54 -54.0 Dark Down 38.4 254.9 Up 10:09:54 - 10:39:54 904
The Dalles 10:24:54 -54.3 Dark Down 38.7 254.8 Up 10:09:54 - 10:39:54 878
Maupin 10:24:52 -54.4 Dark Down 38.7 255.2 Up 10:09:52 - 10:39:52 841
Madras/Culver 10:24:51 -54.7 Dark Down 38.9 255.6 Up 10:09:51 - 10:39:51 791
Redmond 10:24:51 -54.9 Dark Down 39.0 255.8 Up 10:09:51 - 10:39:51 757
Sisters 10:24:52 -55.1 Dark Down 39.3 255.5 Up 10:09:52 - 10:39:52 752
Bend 10:24:50 -55.1 Dark Down 39.1 255.9 Up 10:09:50 - 10:39:50 735
Oregon Observatory 10:24:50 -55.3 Dark Down 39.3 255.9 Up 10:09:50 - 10:39:50 716
Niwot 10:24:12 -44.8 Dark Down 27.8 270.2 Low 10:09:12 - 10:39:12 700
La Pine/Gilchrist 10:24:50 -55.4 Dark Down 39.4 256.0 Up 10:09:50 - 10:39:50 696
North Lake 10:24:48 -55.2 Dark Down 39.1 256.8 Up 10:09:48 - 10:39:48 666
Paisley 10:24:45 -55.2 Dark Down 38.9 257.6 Up 10:09:45 - 10:39:45 621
Chiloquin 10:24:48 -56.1 Dark Down 39.9 256.6 Up 10:09:48 - 10:39:48 586
Lakeview 10:24:44 -55.2 Dark Down 38.9 258.1 Up 10:09:44 - 10:39:44 577
Klamath Falls 10:24:47 -56.2 Dark Down 39.9 256.9 Up 10:09:47 - 10:39:47 555
Tulelake 10:24:46 -56.1 Dark Down 39.8 257.4 Up 10:09:46 - 10:39:46 535
Cedarville 10:24:42 -55.4 Dark Down 38.9 258.8 Up 10:09:42 - 10:39:42 519
Fall River/Burney 10:24:44 -56.4 Dark Down 39.9 258.2 Up 10:09:44 - 10:39:44 450
Susanville 10:24:41 -56.1 Dark Down 39.5 259.3 Up 10:09:41 - 10:39:41 404
Gimple 10:24:41 -56.4 Dark Down 39.7 259.3 Up 10:09:41 - 10:39:41 373
Greenville 10:24:41 -56.4 Dark Down 39.8 259.3 Up 10:09:41 - 10:39:41 372
Quincy 10:24:40 -56.5 Dark Down 39.8 259.4 Up 10:09:40 - 10:39:40 353
Portola 10:24:39 -56.2 Dark Down 39.5 259.9 Up 10:09:39 - 10:39:39 350
Reno 10:24:37 -55.8 Dark Down 39.0 260.6 Up 10:09:37 - 10:39:37 337
Carson City 10:24:36 -55.9 Dark Down 39.1 260.9 Up 10:09:36 - 10:39:36 302
Yerington 10:24:34 -55.5 Dark Down 38.6 261.5 Up 10:09:34 - 10:39:34 296
Gardnerville 10:24:35 -56.0 Dark Down 39.1 261.1 Up 10:09:35 - 10:39:35 280
Hawthorne 10:24:32 -55.3 Dark Down 38.3 262.2 Up 10:09:32 - 10:39:32 262
Tonopah 10:24:28 -54.3 Dark Down 37.2 263.6 Up 10:09:28 - 10:39:28 245
Lee Vining 10:24:32 -55.8 Dark Down 38.7 262.3 Up 10:09:32 - 10:39:32 197
Bishop 10:24:29 -55.4 Dark Down 38.2 263.3 Up 10:09:29 - 10:39:29 153
Beatty 10:24:25 -54.2 Dark Down 37.0 264.7 Up 10:09:25 - 10:39:25 142
Indian Springs 10:24:22 -53.5 Dark Down 36.2 265.7 Up 10:09:22 - 10:39:22 133
Henderson 10:24:19 -53.0 Dark Down 35.7 266.5 Up 10:09:19 - 10:39:19 96
Lone Pine 10:24:27 -55.3 Dark Down 38.1 264.1 Up 10:09:27 - 10:39:27 86
Patrick 10:24:15 -52.2 Dark Down 34.8 267.6 Up 10:09:15 - 10:39:15 59
DCO 10:24:14 -51.7 Dark Down 34.2 268.3 Up 10:09:14 - 10:39:14 45
Searchlight/Boulder City 10:24:18 -53.1 Dark Down 35.7 266.9 Up 10:09:18 - 10:39:18 41
Kingman/Dolan Springs 10:24:15 -52.4 Dark Down 35.0 267.7 Up 10:09:15 - 10:39:15 33
Laughlin/Bullhead City 10:24:16 -52.8 Dark Down 35.4 267.4 Up 10:09:16 - 10:39:16 20
Mohave Valley 10:24:16 -52.9 Dark Down 35.4 267.6 Up 10:09:16 - 10:39:16 -8
Lake Havasu City 10:24:15 -52.7 Dark Down 35.2 268.0 Up 10:09:15 - 10:39:15 -42
Parker 10:24:14 -52.8 Dark Down 35.2 268.3 Up 10:09:14 - 10:39:14 -76
CPSLO 10:24:30 -57.7 Dark Down 40.3 263.5 Up 10:09:30 - 10:39:30 -96
Blythe 10:24:13 -53.1 Dark Down 35.5 268.5 Up 10:09:13 - 10:39:13 -134
Idyllwild 10:24:18 -54.8 Dark Down 37.2 267.2 Up 10:09:18 - 10:39:18 -170
Wildwood 10:24:23 -56.3 Dark Down 38.7 265.8 Up 10:09:23 - 10:39:23 -174
Calipatria 10:24:14 -53.9 Dark Down 36.3 268.3 Up 10:09:14 - 10:39:14 -204
Yuma 10:24:12 -53.2 Dark Down 35.5 269.1 Up 10:09:12 - 10:39:12 -228

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 10:27UT)
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 2018/10/25 20:45:03 UT

Marc W. Buie, Southwest Research Institute

RECON