RECON: TNO occultation with 119951

Event between (119951) 02KX14 and star GA0660:17010651 with event index number of 2113187

Geocentric closest approach at 2023/07/03 06:28:48 UTC

J2000 position of star is 17:40:51.3 -23:30:49
Equinox of date position of star is 17:42:16.4 -23:31:26
Stellar brightness G=16.8, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 13 degrees from the moon. Moon is 100% illuminated.
Apparent brightness V=20.6

[RECON map]
Object is 38.8 AU from the Sun and 37.9 AU from the Earth.
Apparent velocity is 23.5 km/sec on the sky relative to the star, or, 3.1 arcsec/hr.
The 1-sigma error in the time of the event is 106 seconds.
The 1-sigma cross-track error in the shadow position is 1388 km.
The sky-plane scale is 27458.4 km/arcsec.

The object has an absolute magnitude Hv=4.7
Diameter=691.9 km assuming a 5% albedo -- 29.3 sec chord
Diameter=282.4 km assuming a 30% albedo -- 12.0 sec chord
Dynamical classification is CLASSICAL
 
 
 
 
 
 

Star training set for 119951, (2023/07/03 06:29UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:51.1 -26:28:56  0.9 16.44  28
35Eta Oph      17:11:43.7 -15:45:08  2.6 10.59  23
PPM 267109     17:40:09.7 -21:55:28  6.4  1.67  14
PPM 267136     17:42:16.0 -23:50:48  8.2  0.32  13
PPM 267144     17:42:34.1 -23:29:05  9.2  0.08  13
119951         17:42:17.2 -23:31:27 16.8        13
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 0.0 km RECON observability=0.7 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 06:28:37 -14.5 AT Up 14.1 186.7 Really Low 06:19:16 - 06:37:58 11554
Kamloops 06:29:19 -13.3 AT Up 15.5 173.1 Really Low 06:19:58 - 06:38:40 11477
Kelowna 06:29:17 -14.3 AT Up 16.4 174.0 Really Low 06:19:56 - 06:38:38 11456
Peachland 06:29:18 -14.3 AT Up 16.5 173.7 Really Low 06:19:57 - 06:38:39 11451
Summerland 06:29:18 -14.5 AT Up 16.7 173.8 Really Low 06:19:57 - 06:38:39 11447
Penticton 06:29:17 -14.6 AT Up 16.7 173.9 Really Low 06:19:56 - 06:38:38 11445
Oliver 06:29:17 -14.9 AT Up 17.1 173.8 Really Low 06:19:56 - 06:38:38 11433
Anarchist Mountain Observatory 06:29:17 -15.1 AT Up 17.3 174.0 Really Low 06:19:56 - 06:38:38 11429
Okanogan 06:29:17 -15.7 AT Up 17.9 173.8 Really Low 06:19:56 - 06:38:38 11405
Brewster 06:29:18 -15.9 AT Up 18.1 173.6 Really Low 06:19:57 - 06:38:39 11394
Manson/Chelan 06:29:20 -16.0 AT Up 18.3 173.2 Really Low 06:19:59 - 06:38:41 11385
Victoria 06:29:29 -14.5 AT Up 17.4 170.2 Really Low 06:20:08 - 06:38:50 11384
Wenatchee 06:29:20 -16.4 AT Up 18.8 173.1 Really Low 06:19:59 - 06:38:41 11366
Ellensburg 06:29:22 -16.7 AT Up 19.2 172.8 Really Low 06:20:01 - 06:38:43 11349
Yakima 06:29:21 -17.1 AT Up 19.6 172.8 Really Low 06:20:00 - 06:38:42 11334
Toppenish/White Swan 06:29:21 -17.3 AT Up 19.8 172.9 Really Low 06:20:00 - 06:38:42 11326
PNWRO 06:29:16 -18.0 Dark Up 20.3 174.4 Low 06:19:55 - 06:38:37 11321
The Dalles 06:29:23 -17.8 AT Up 20.5 172.1 Low 06:20:02 - 06:38:44 11290
Maupin 06:29:23 -18.2 Dark Up 20.9 172.2 Low 06:20:02 - 06:38:44 11274
Sisters 06:29:26 -18.9 Dark Up 21.8 171.7 Low 06:20:05 - 06:38:47 11234
Bend 06:29:25 -19.2 Dark Up 22.0 171.9 Low 06:20:04 - 06:38:46 11226
Oregon Observatory 06:29:25 -19.3 Dark Up 22.2 171.8 Low 06:20:04 - 06:38:46 11218
Chiloquin 06:29:28 -20.4 Dark Up 23.4 171.3 Low 06:20:07 - 06:38:49 11156
Klamath Falls 06:29:27 -20.7 Dark Up 23.8 171.4 Low 06:20:06 - 06:38:48 11141
Cedarville 06:29:22 -21.8 Dark Up 24.6 172.9 Low 06:20:01 - 06:38:43 11120
Dunrhomin 06:28:30 -26.2 Dark Up 25.8 187.9 Low 06:19:09 - 06:37:51 11099
Nikitin 06:28:29 -26.4 Dark Up 26.0 187.9 Low 06:19:08 - 06:37:50 11090
Fall River/Burney 06:29:26 -21.9 Dark Up 25.0 171.7 Low 06:20:05 - 06:38:47 11088
CU-SBO 06:28:29 -26.4 Dark Up 26.1 187.8 Low 06:19:08 - 06:37:50 11087
Gimple 06:29:25 -22.9 Dark Up 25.9 172.2 Low 06:20:04 - 06:38:46 11047
Greenville 06:29:25 -22.8 Dark Up 25.9 172.1 Low 06:20:04 - 06:38:46 11047
Quincy 06:29:25 -23.0 Dark Up 26.1 172.1 Low 06:20:04 - 06:38:46 11036
Portola 06:29:24 -23.3 Dark Up 26.3 172.5 Low 06:20:03 - 06:38:45 11034
Reno 06:29:21 -23.7 Dark Up 26.6 173.2 Low 06:20:00 - 06:38:42 11025
Carson City 06:29:22 -24.1 Dark Up 27.0 173.2 Low 06:20:01 - 06:38:43 11007
Yerington 06:29:19 -24.4 Dark Up 27.2 173.8 Low 06:19:58 - 06:38:40 11001
Gardnerville 06:29:20 -24.3 Dark Up 27.2 173.2 Low 06:19:59 - 06:38:41 10995
Hawthorne 06:29:17 -25.0 Dark Up 27.7 174.3 Low 06:19:56 - 06:38:38 10980
Lee Vining 06:29:19 -25.4 Dark Up 28.3 173.8 Low 06:19:58 - 06:38:40 10948
Bishop 06:29:16 -26.2 Dark Up 28.9 174.5 Low 06:19:55 - 06:38:37 10920
Beatty 06:29:11 -27.1 Dark Up 29.5 176.2 Low 06:19:50 - 06:38:32 10904
Patrick 06:28:59 -29.3 Dark Up 31.1 179.1 Up 06:19:38 - 06:38:20 10833
Laughlin/Bullhead City 06:29:02 -29.3 Dark Up 31.3 178.4 Up 06:19:41 - 06:38:23 10816
Lake Havasu City 06:29:02 -30.0 Dark Up 32.0 178.7 Up 06:19:41 - 06:38:23 10778
George/Scottsdale 06:28:52 -31.4 Dark Up 32.8 181.3 Up 06:19:31 - 06:38:13 10740
Wildwood 06:29:18 -29.1 Dark Up 32.2 174.1 Up 06:19:57 - 06:38:39 10731
Idyllwild 06:29:11 -30.0 Dark Up 32.6 176.1 Up 06:19:50 - 06:38:32 10722
Calipatria 06:29:07 -31.0 Dark Up 33.3 177.3 Up 06:19:46 - 06:38:28 10690
Yuma 06:29:03 -31.6 Dark Up 33.8 178.3 Up 06:19:42 - 06:38:24 10668

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, (2023/07/03 06:29UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 16.44  28
35Eta Oph      17:10:22.7 -15:43:29  2.6 10.59  23
PPM 267109     17:38:44.8 -21:54:46  6.4  1.67  14
PPM 267136     17:40:49.9 -23:50:10  8.2  0.32  13
PPM 267144     17:41:08.3 -23:28:28  9.2  0.08  13
119951         17:40:51.3 -23:30:49 16.8        13
Positions are for J2000

Event circumstances last updated at 2023/04/18 02:28:54 UT

Marc W. Buie, Southwest Research Institute

RECON