RECON: TNO occultation with 119951

Event between (119951) 02KX14 and star GA0660:33214794 with event index number of 2768471

Geocentric closest approach at 2029/06/21 06:53:06 UTC

J2000 position of star is 18:22:02.8 -23:25:40
Equinox of date position of star is 18:23:31.1 -23:24:52
Stellar brightness G=16.2, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 70 degrees from the moon. Moon is 71% illuminated.
Apparent brightness V=20.5

[RECON map]
Object is 38.6 AU from the Sun and 37.6 AU from the Earth.
Apparent velocity is 24.4 km/sec on the sky relative to the star, or, 3.2 arcsec/hr.
The 1-sigma error in the time of the event is 186 seconds.
The 1-sigma cross-track error in the shadow position is 1448 km.
The sky-plane scale is 27242.9 km/arcsec.

The object has an absolute magnitude Hv=4.7
Diameter=691.9 km assuming a 5% albedo -- 28.3 sec chord
Diameter=282.4 km assuming a 30% albedo -- 11.5 sec chord
Dynamical classification is CLASSICAL
 
 
 
 
 
 

Star training set for 119951, (2029/06/21 06:54UT)
Object            RA         Dec     mag  sep  mel
Antares        16:31:13.2 -26:29:41  0.9 25.66  44
Nunki          18:57:05.4 -26:15:26  2.0  8.06  77
PPM 268291     18:23:20.2 -24:53:57  6.0  1.49  70
PPM 268300     18:23:46.3 -23:15:32  8.5  0.15  70
PPM 268297     18:23:44.6 -23:24:55 10.0  0.02  70
119951         18:23:50.4 -23:24:41 16.2        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 4.8 sigma about the mid-time.
The median site spacing is 11.5 km RECON observability=0.6 and success probability=0.0%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Sleaford 06:53:21 -14.4 AT Up 14.1 172.1 Really Low 06:38:21 - 07:08:21 9167
Kamloops 06:54:01 -14.3 AT Up 13.3 158.8 Really Low 06:39:01 - 07:09:01 9055
Kelowna 06:54:00 -15.3 AT Up 14.2 159.5 Really Low 06:39:00 - 07:09:00 9036
Peachland 06:54:01 -15.3 AT Up 14.3 159.2 Really Low 06:39:01 - 07:09:01 9030
Summerland 06:54:01 -15.5 AT Up 14.4 159.3 Really Low 06:39:01 - 07:09:01 9026
Penticton 06:54:01 -15.6 AT Up 14.5 159.4 Really Low 06:39:01 - 07:09:01 9025
Oliver 06:54:01 -15.9 AT Up 14.8 159.4 Really Low 06:39:01 - 07:09:01 9012
Anarchist Mountain Observatory 06:54:01 -16.1 AT Up 15.0 159.5 Really Low 06:39:01 - 07:09:01 9009
Okanogan 06:54:03 -16.7 AT Up 15.6 159.3 Really Low 06:39:03 - 07:09:03 8984
Brewster 06:54:03 -16.9 AT Up 15.8 159.0 Really Low 06:39:03 - 07:09:03 8972
Manson/Chelan 06:54:05 -17.0 AT Up 15.9 158.7 Really Low 06:39:05 - 07:09:05 8961
Victoria 06:54:12 -15.8 AT Up 14.5 155.8 Really Low 06:39:12 - 07:09:12 8954
Wenatchee 06:54:06 -17.5 AT Up 16.3 158.5 Really Low 06:39:06 - 07:09:06 8942
Ellensburg 06:54:07 -17.8 AT Up 16.6 158.2 Really Low 06:39:07 - 07:09:07 8924
Yakima 06:54:08 -18.2 Dark Up 17.0 158.2 Really Low 06:39:08 - 07:09:08 8908
Toppenish/White Swan 06:54:08 -18.4 Dark Up 17.3 158.3 Really Low 06:39:08 - 07:09:08 8901
PNWRO 06:54:03 -19.1 Dark Up 18.0 159.7 Really Low 06:39:03 - 07:09:03 8900
The Dalles 06:54:11 -19.0 Dark Up 17.8 157.5 Really Low 06:39:11 - 07:09:11 8862
Maupin 06:54:11 -19.5 Dark Up 18.2 157.6 Really Low 06:39:11 - 07:09:11 8846
Sisters 06:54:14 -20.2 Dark Up 18.9 157.0 Really Low 06:39:14 - 07:09:14 8804
Bend 06:54:13 -20.5 Dark Up 19.2 157.2 Really Low 06:39:13 - 07:09:13 8797
Oregon Observatory 06:54:14 -20.6 Dark Up 19.3 157.1 Really Low 06:39:14 - 07:09:14 8788
Chiloquin 06:54:17 -21.8 Dark Up 20.4 156.5 Low 06:39:17 - 07:09:17 8724
Dunrhomin 06:53:25 -26.3 Dark Up 25.9 172.3 Low 06:38:25 - 07:08:25 8713
Klamath Falls 06:54:17 -22.1 Dark Up 20.7 156.5 Low 06:39:17 - 07:09:17 8709
Nikitin 06:53:25 -26.5 Dark Up 26.1 172.3 Low 06:38:25 - 07:08:25 8704
CU-SBO 06:53:25 -26.5 Dark Up 26.2 172.2 Low 06:38:25 - 07:08:25 8701
Cedarville 06:54:13 -23.1 Dark Up 21.8 157.9 Low 06:39:13 - 07:09:13 8692
Fall River/Burney 06:54:17 -23.3 Dark Up 21.9 156.7 Low 06:39:17 - 07:09:17 8656
Gimple 06:54:17 -24.3 Dark Up 22.9 157.0 Low 06:39:17 - 07:09:17 8616
Greenville 06:54:17 -24.3 Dark Up 22.9 157.0 Low 06:39:17 - 07:09:17 8615
Quincy 06:54:17 -24.5 Dark Up 23.1 156.9 Low 06:39:17 - 07:09:17 8605
Portola 06:54:16 -24.7 Dark Up 23.3 157.4 Low 06:39:16 - 07:09:16 8604
Reno 06:54:14 -25.1 Dark Up 23.8 157.9 Low 06:39:14 - 07:09:14 8596
Carson City 06:54:15 -25.5 Dark Up 24.1 157.9 Low 06:39:15 - 07:09:15 8578
Yerington 06:54:13 -25.8 Dark Up 24.5 158.5 Low 06:39:13 - 07:09:13 8574
Gardnerville 06:54:15 -25.7 Dark Up 24.3 157.9 Low 06:39:15 - 07:09:15 8566
Hawthorne 06:54:12 -26.3 Dark Up 25.0 158.9 Low 06:39:12 - 07:09:12 8554
Lee Vining 06:54:14 -26.8 Dark Up 25.4 158.3 Low 06:39:14 - 07:09:14 8520
Bishop 06:54:12 -27.5 Dark Up 26.2 158.9 Low 06:39:12 - 07:09:12 8494
Beatty 06:54:07 -28.3 Dark Up 27.1 160.4 Low 06:39:07 - 07:09:07 8482
Patrick 06:53:59 -30.3 Dark Up 29.2 163.0 Low 06:38:59 - 07:08:59 8420
Laughlin/Bullhead City 06:54:00 -30.4 Dark Up 29.3 162.3 Low 06:39:00 - 07:09:00 8400
Lake Havasu City 06:54:01 -31.1 Dark Up 30.0 162.4 Low 06:39:01 - 07:09:01 8362
George/Scottsdale 06:53:53 -32.2 Dark Up 31.3 164.8 Up 06:38:53 - 07:08:53 8332
Wildwood 06:54:16 -30.6 Dark Up 29.2 158.1 Low 06:39:16 - 07:09:16 8303
Idyllwild 06:54:10 -31.4 Dark Up 30.1 159.9 Up 06:39:10 - 07:09:10 8299
Calipatria 06:54:07 -32.2 Dark Up 31.0 161.0 Up 06:39:07 - 07:09:07 8270
Yuma 06:54:03 -32.8 Dark Up 31.6 161.8 Up 06:39:03 - 07:09:03 8251

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 119951, (2029/06/21 06:54UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 25.66  44
Nunki          18:55:15.9 -26:17:49  2.0  8.06  77
PPM 268291     18:21:31.4 -24:54:54  6.0  1.49  70
PPM 268300     18:21:58.8 -23:16:30  8.5  0.15  70
PPM 268297     18:21:57.0 -23:25:54 10.0  0.02  70
119951         18:22:02.8 -23:25:40 16.2        70
Positions are for J2000

Event circumstances last updated at 2024/02/28 03:10:43 UT

Marc W. Buie, Southwest Research Institute

RECON