RECON: TNO occultation with 06UZ184

Event between 06UZ184 and star GA1080:00587486 with event index number of 2017155

Geocentric closest approach at 2022/10/07 10:53:39 UTC

J2000 position of star is 04:31:25.6 +18:43:03
Equinox of date position of star is 04:32:43.2 +18:45:49
Stellar brightness G=16.5, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 86 degrees from the moon. Moon is 93% illuminated.
TNO apparent brightness V=23.0

[RECON map]
TNO is 32.0 AU from the Sun and 31.4 AU from the Earth.
The TNO is moving 12.2 km/sec on the sky relative to the star, or, 1.9 arcsec/hr.
The 1-sigma error in the time of the event is 382 seconds.
The 1-sigma cross-track error in the shadow position is 2044 km.
The sky-plane scale is 22752.0 km/arcsec.

The TNO has an absolute magnitude Hv=7.8
Diameter=166.0 km assuming a 5% albedo -- 13.6 sec chord
Diameter=67.8 km assuming a 30% albedo -- 5.5 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 06UZ184, (2022/10/07 10:54UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:13.8 +16:33:12  0.8  2.46  86
3Iot Aur       04:58:28.8 +33:12:00  2.7 15.54  94
74Eps Tau      04:29:56.9 +19:13:45  3.5  0.81  85
PPM 120007     04:34:20.9 +19:23:41  8.3  0.73  86
PPM 119954     04:31:13.7 +18:48:20 11.1  0.36  85
06UZ184        04:32:45.2 +18:45:54 16.5        86
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 2.4 sigma about the mid-time.
The median site spacing is 28.8 km RECON observability=1.0 and success probability=20.6%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kamloops 10:52:50 -31.0 Dark Up 57.3 164.2 Up 10:37:50 - 11:07:50 2739
Victoria 10:53:14 -33.7 Dark Up 58.7 157.9 Up 10:38:14 - 11:08:14 2650
Kelowna 10:52:50 -30.9 Dark Up 58.2 165.4 Up 10:37:50 - 11:07:50 2646
Peachland 10:52:50 -31.1 Dark Up 58.3 164.9 Up 10:37:50 - 11:07:50 2645
Summerland 10:52:51 -31.2 Dark Up 58.4 165.0 Up 10:37:51 - 11:07:51 2630
Penticton 10:52:50 -31.1 Dark Up 58.5 165.1 Up 10:37:50 - 11:07:50 2621
Oliver 10:52:52 -31.3 Dark Up 58.8 165.0 Up 10:37:52 - 11:07:52 2591
Anarchist Mountain Observatory 10:52:51 -31.3 Dark Up 59.0 165.3 Up 10:37:51 - 11:07:51 2571
Tonasket 10:52:52 -31.5 Dark Up 59.3 165.0 Up 10:37:52 - 11:07:52 2547
Okanogan 10:52:54 -31.8 Dark Up 59.6 164.6 Up 10:37:54 - 11:07:54 2522
Brewster 10:52:57 -32.0 Dark Up 59.9 164.1 Up 10:37:57 - 11:07:57 2505
Manson/Chelan 10:52:59 -32.3 Dark Up 60.0 163.4 Up 10:37:59 - 11:07:59 2498
Sleaford 10:51:31 -22.5 Dark Down 56.4 188.9 Up 10:36:31 - 11:06:31 2491
Wenatchee 10:53:04 -32.7 Dark Up 60.4 162.8 Up 10:38:04 - 11:08:04 2462
Ellensburg 10:53:05 -33.0 Dark Up 60.8 162.2 Up 10:38:05 - 11:08:05 2433
Yakima 10:53:07 -33.2 Dark Up 61.1 162.0 Up 10:38:07 - 11:08:07 2398
Toppenish/White Swan 10:53:07 -33.2 Dark Up 61.4 162.2 Up 10:38:07 - 11:08:07 2374
Goldendale 10:53:11 -33.8 Dark Up 61.8 161.1 Up 10:38:11 - 11:08:11 2339
The Dalles 10:53:14 -34.1 Dark Up 62.0 160.2 Up 10:38:14 - 11:08:14 2331
PNWRO 10:53:00 -32.5 Dark Up 62.0 164.9 Up 10:38:00 - 11:08:00 2296
Maupin 10:53:15 -34.2 Dark Up 62.4 160.2 Up 10:38:15 - 11:08:15 2291
Sisters 10:53:21 -35.0 Dark Up 63.1 158.7 Up 10:38:21 - 11:08:21 2229
Bend 10:53:21 -34.9 Dark Up 63.4 159.0 Up 10:38:21 - 11:08:21 2200
Oregon Observatory 10:53:23 -35.1 Dark Up 63.5 158.6 Up 10:38:23 - 11:08:23 2189
North Lake 10:53:21 -35.1 Dark Up 64.2 159.3 Up 10:38:21 - 11:08:21 2114
Chiloquin 10:53:30 -36.0 Dark Up 64.6 156.8 Up 10:38:30 - 11:08:30 2085
Klamath Falls 10:53:31 -36.1 Dark Up 65.0 156.7 Up 10:38:31 - 11:08:31 2052
Lakeview 10:53:22 -35.3 Dark Up 65.4 159.7 Up 10:38:22 - 11:08:22 2001
Cedarville 10:53:23 -35.5 Dark Up 66.0 159.6 Up 10:38:23 - 11:08:23 1935
Fall River/Burney 10:53:33 -36.5 Dark Up 66.2 156.5 Up 10:38:33 - 11:08:33 1932
Susanville 10:53:31 -36.3 Dark Up 66.9 157.6 Up 10:38:31 - 11:08:31 1849
Greenville 10:53:34 -36.6 Dark Up 67.1 156.7 Up 10:38:34 - 11:08:34 1833
Gimple 10:53:33 -36.5 Dark Up 67.1 156.9 Up 10:38:33 - 11:08:33 1830
Quincy 10:53:35 -36.7 Dark Up 67.3 156.5 Up 10:38:35 - 11:08:35 1815
Portola 10:53:33 -36.4 Dark Up 67.6 157.5 Up 10:38:33 - 11:08:33 1787
Reno 10:53:29 -36.1 Dark Up 68.0 158.8 Up 10:38:29 - 11:08:29 1740
Carson City 10:53:30 -36.2 Dark Up 68.3 158.5 Up 10:38:30 - 11:08:30 1706
Gardnerville 10:53:32 -36.3 Dark Up 68.6 158.4 Up 10:38:32 - 11:08:32 1681
Yerington 10:53:27 -35.9 Dark Up 68.7 159.9 Up 10:38:27 - 11:08:27 1666
Hawthorne 10:53:26 -35.7 Dark Up 69.3 160.8 Up 10:38:26 - 11:08:26 1604
Lee Vining 10:53:31 -36.3 Dark Up 69.7 159.1 Up 10:38:31 - 11:08:31 1568
Tonopah 10:53:18 -34.9 Dark Up 70.0 164.1 Up 10:38:18 - 11:08:18 1512
Bishop 10:53:28 -36.0 Dark Up 70.4 160.4 Up 10:38:28 - 11:08:28 1486
Beatty 10:53:19 -35.0 Dark Up 71.2 164.5 Up 10:38:19 - 11:08:19 1385
Dunrhomin 10:51:54 -25.6 Dark Down 67.8 195.3 Up 10:36:54 - 11:06:54 1354
CU-SBO 10:51:55 -25.8 Dark Down 68.1 195.2 Up 10:36:55 - 11:06:55 1332
Indian Springs 10:53:13 -34.4 Dark Up 71.8 167.3 Up 10:38:13 - 11:08:13 1317
Henderson 10:53:10 -34.0 Dark Up 72.4 169.1 Up 10:38:10 - 11:08:10 1241
Wildwood 10:53:41 -37.4 Dark Up 73.4 156.3 Up 10:38:41 - 11:08:41 1178
Patrick 10:53:05 -33.4 Dark Up 73.2 172.2 Up 10:38:05 - 11:08:05 1143
Laughlin/Bullhead City 10:53:10 -34.0 Dark Up 73.3 169.8 Up 10:38:10 - 11:08:10 1142
Kingman/Dolan Springs 10:53:06 -33.6 Dark Up 73.4 171.5 Up 10:38:06 - 11:08:06 1127
Mohave Valley 10:53:11 -34.1 Dark Up 73.6 169.7 Up 10:38:11 - 11:08:11 1115
Idyllwild 10:53:30 -36.1 Dark Up 74.3 161.8 Up 10:38:30 - 11:08:30 1076
Lake Havasu City 10:53:11 -34.0 Dark Up 74.0 170.3 Up 10:38:11 - 11:08:11 1067
Parker 10:53:11 -34.1 Dark Up 74.4 170.2 Up 10:38:11 - 11:08:11 1032
Calipatria 10:53:24 -35.4 Dark Up 75.2 165.2 Up 10:38:24 - 11:08:24 974
George/Scottsdale 10:52:57 -32.4 Dark Up 75.0 178.5 Up 10:37:57 - 11:07:57 907
Yuma 10:53:20 -34.8 Dark Up 75.8 168.1 Up 10:38:20 - 11:08:20 900

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 06UZ184, (2022/10/07 10:54UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:29  0.8  2.46  86
3Iot Aur       04:56:59.6 +33:09:58  2.7 15.54  94
74Eps Tau      04:28:37.2 +19:10:49  3.5  0.81  85
PPM 120007     04:33:00.9 +19:20:53  8.3  0.73  86
PPM 119954     04:29:54.2 +18:45:26 11.1  0.36  85
06UZ184        04:31:25.6 +18:43:03 16.5        86
Positions are for J2000

Event circumstances last updated at 2022/03/13 02:16:44 UT

Marc W. Buie, Southwest Research Institute

RECON