RECON: TNO occultation with 578992

Event between (578992) 14JL80 and star GA0700:19862703 with event index number of 2783348

Geocentric closest approach at 2029/06/13 05:06:11 UTC

J2000 position of star is 17:49:08.8 -19:06:05
Equinox of date position of star is 17:50:35.5 -19:06:27
Stellar brightness G=16.1, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 172 degrees from the moon. Moon is 1% illuminated.
Apparent brightness V=21.9

[RECON map]
Object is 28.7 AU from the Sun and 27.7 AU from the Earth.
Apparent velocity is 23.0 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 115 seconds.
The 1-sigma cross-track error in the shadow position is 1066 km.
The sky-plane scale is 20112.7 km/arcsec.

The object has an absolute magnitude Hv=7.4
Diameter=199.5 km assuming a 5% albedo -- 8.8 sec chord
Diameter=81.5 km assuming a 30% albedo -- 3.6 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 578992, (2029/06/13 05:02UT)
Object            RA         Dec     mag  sep  mel
Antares        16:31:13.1 -26:29:41  0.9 19.76 155
35Eta Oph      17:12:04.1 -15:45:33  2.6  9.84 162
PPM 233754     17:57:39.0 -18:48:16  6.5  1.63 173
PPM 233619     17:50:26.4 -19:47:13  8.2  0.69 172
PPM 233611     17:49:58.4 -19:09:43  9.6  0.22 171
578992         17:50:53.0 -19:06:31 16.1       172
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 15.8 km RECON observability=0.2 and success probability=8.4%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Sleaford 05:07:50 -10.5 NT Down 12.7 146.8 Really Low 04:57:45 - 05:17:55 1957
Kamloops 05:08:25 -6.8 NT Down 8.2 134.1 Really Low 04:58:20 - 05:18:30 1674
Kelowna 05:08:25 -7.8 NT Down 9.1 134.8 Really Low 04:58:20 - 05:18:30 1650
Peachland 05:08:27 -7.8 NT Down 9.1 134.5 Really Low 04:58:22 - 05:18:32 1639
Summerland 05:08:27 -7.9 NT Down 9.2 134.6 Really Low 04:58:22 - 05:18:32 1634
Penticton 05:08:27 -8.0 NT Down 9.3 134.7 Really Low 04:58:22 - 05:18:32 1632
Oliver 05:08:28 -8.3 NT Down 9.6 134.7 Really Low 04:58:23 - 05:18:33 1615
Anarchist Mountain Observatory 05:08:28 -8.5 NT Down 9.8 134.8 Really Low 04:58:23 - 05:18:33 1610
Okanogan 05:08:30 -8.9 NT Down 10.1 134.5 Really Low 04:58:25 - 05:18:35 1572
Brewster 05:08:31 -9.1 NT Down 10.2 134.3 Really Low 04:58:26 - 05:18:36 1555
Manson/Chelan 05:08:32 -9.1 NT Down 10.2 134.0 Really Low 04:58:27 - 05:18:37 1537
Victoria 05:08:37 -7.2 NT Down 8.2 131.4 Really Low 04:58:32 - 05:18:42 1509
Wenatchee 05:08:34 -9.4 NT Down 10.5 133.8 Really Low 04:58:29 - 05:18:39 1508
Ellensburg 05:08:35 -9.6 NT Down 10.6 133.6 Really Low 04:58:30 - 05:18:40 1482
Yakima 05:08:37 -9.9 NT Down 10.9 133.5 Really Low 04:58:32 - 05:18:42 1459
PNWRO 05:08:34 -11.1 NT Down 12.1 134.8 Really Low 04:58:29 - 05:18:39 1459
Toppenish/White Swan 05:08:37 -10.2 NT Down 11.1 133.6 Really Low 04:58:32 - 05:18:42 1451
The Dalles 05:08:41 -10.4 NT Down 11.3 132.9 Really Low 04:58:36 - 05:18:46 1392
Maupin 05:08:42 -10.8 NT Down 11.6 132.9 Really Low 04:58:37 - 05:18:47 1370
Dunrhomin 05:08:10 -21.3 Dark Down 22.9 145.4 Low 04:58:05 - 05:18:15 1365
Nikitin 05:08:11 -21.5 Dark Down 23.0 145.3 Low 04:58:06 - 05:18:16 1354
CU-SBO 05:08:11 -21.5 Dark Down 23.1 145.3 Low 04:58:06 - 05:18:16 1348
Sisters 05:08:45 -11.2 NT Down 12.0 132.4 Really Low 04:58:40 - 05:18:50 1310
Bend 05:08:45 -11.5 NT Down 12.3 132.6 Really Low 04:58:40 - 05:18:50 1301
Oregon Observatory 05:08:46 -11.6 NT Down 12.3 132.4 Really Low 04:58:41 - 05:18:51 1288
Chiloquin 05:08:50 -12.4 AT Down 13.0 131.9 Really Low 04:58:45 - 05:18:55 1200
Klamath Falls 05:08:51 -12.7 AT Down 13.3 131.9 Really Low 04:58:46 - 05:18:56 1180
Cedarville 05:08:49 -14.0 AT Down 14.6 133.0 Really Low 04:58:44 - 05:18:54 1170
Fall River/Burney 05:08:53 -13.8 AT Down 14.3 132.0 Really Low 04:58:48 - 05:18:58 1114
Gimple 05:08:53 -14.7 AT Down 15.2 132.2 Really Low 04:58:48 - 05:18:58 1067
Greenville 05:08:54 -14.7 AT Down 15.1 132.2 Really Low 04:58:49 - 05:18:59 1065
Portola 05:08:53 -15.2 AT Down 15.6 132.5 Really Low 04:58:48 - 05:18:58 1054
Quincy 05:08:54 -14.8 AT Down 15.3 132.1 Really Low 04:58:49 - 05:18:59 1052
Reno 05:08:52 -15.7 AT Down 16.2 132.9 Really Low 04:58:47 - 05:18:57 1050
Yerington 05:08:52 -16.4 AT Down 16.9 133.3 Really Low 04:58:47 - 05:18:57 1028
Carson City 05:08:53 -16.0 AT Down 16.4 132.9 Really Low 04:58:48 - 05:18:58 1027
Gardnerville 05:08:53 -16.2 AT Down 16.6 132.9 Really Low 04:58:48 - 05:18:58 1012
Hawthorne 05:08:52 -17.1 AT Down 17.5 133.6 Really Low 04:58:47 - 05:18:57 1008
Lee Vining 05:08:54 -17.3 AT Down 17.6 133.1 Really Low 04:58:49 - 05:18:59 960
Beatty 05:08:50 -19.3 Dark Down 19.7 134.7 Really Low 04:58:45 - 05:18:55 937
Bishop 05:08:53 -18.1 Dark Down 18.5 133.6 Really Low 04:58:48 - 05:18:58 934
Patrick 05:08:45 -21.8 Dark Down 22.4 136.7 Low 04:58:40 - 05:18:50 893
Laughlin/Bullhead City 05:08:48 -21.7 Dark Down 22.2 136.0 Low 04:58:43 - 05:18:53 861
Lake Havasu City 05:08:48 -22.4 Dark Down 22.8 136.1 Low 04:58:43 - 05:18:53 818
George/Scottsdale 05:08:42 -24.2 Dark Down 24.8 137.8 Low 04:58:37 - 05:18:47 812
Idyllwild 05:08:56 -21.8 Dark Down 22.0 133.9 Low 04:58:51 - 05:19:01 714
Wildwood 05:09:01 -20.5 Dark Down 20.6 132.6 Low 04:58:56 - 05:19:06 698
Calipatria 05:08:54 -22.9 Dark Down 23.1 134.7 Low 04:58:49 - 05:18:59 694
Yuma 05:08:52 -23.6 Dark Down 23.9 135.3 Low 04:58:47 - 05:18:57 681

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 578992, (2029/06/13 05:02UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 19.76 155
35Eta Oph      17:10:22.7 -15:43:29  2.6  9.84 162
PPM 233754     17:55:55.0 -18:48:08  6.5  1.63 173
PPM 233619     17:48:41.7 -19:46:46  8.2  0.69 172
PPM 233611     17:48:14.2 -19:09:14  9.6  0.22 171
578992         17:49:08.8 -19:06:05 16.1       171
Positions are for J2000

Event circumstances last updated at 2024/06/27 21:02:16 UT

Marc W. Buie, Southwest Research Institute

RECON