RECON: TNO occultation with 13JK64

Event between 13JK64 and star GA0700:11300750 with event index number of 2057120

Geocentric closest approach at 2024/05/05 06:56:52 UTC

J2000 position of star is 17:29:29.7 -19:36:44
Equinox of date position of star is 17:30:55.2 -19:37:46
Stellar brightness G=16.8, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 104 degrees from the moon. Moon is 11% illuminated.
Apparent brightness V=23.4

[RECON map]
Object is 35.0 AU from the Sun and 34.2 AU from the Earth.
Apparent velocity is 17.4 km/sec on the sky relative to the star, or, 2.5 arcsec/hr.
The 1-sigma error in the time of the event is 217 seconds.
The 1-sigma cross-track error in the shadow position is 1631 km.
The sky-plane scale is 24784.9 km/arcsec.

The object has an absolute magnitude Hv=7.9
Diameter=157.0 km assuming a 5% albedo -- 9.0 sec chord
Diameter=64.1 km assuming a 30% albedo -- 3.7 sec chord
Dynamical classification is 5:2EEE
 
 
 
 
 
 

Star training set for 13JK64, (2024/05/05 06:57UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:54.2 -26:29:02  0.9 15.40 116
35Eta Oph      17:11:46.6 -15:45:12  2.6  5.99 108
PPM 233026     17:26:02.7 -18:27:58  6.4  1.64 105
PPM 266907     17:29:43.4 -20:58:55  8.3  1.38 104
PPM 233166     17:32:05.1 -19:34:27  9.1  0.28 103
13JK64         17:30:56.0 -19:37:47 16.8       103
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 4.1 sigma about the mid-time.
The median site spacing is **** km RECON observability=0.1 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 06:59:32 -21.5 Dark Down 10.4 142.2 Really Low 06:44:32 - 07:14:32 12508
Kamloops 07:00:15 -21.7 Dark Down 5.2 130.0 Really Low 06:45:15 - 07:15:15 12156
Kelowna 07:00:15 -22.6 Dark Down 6.2 130.7 Really Low 06:45:15 - 07:15:15 12132
Peachland 07:00:17 -22.7 Dark Down 6.1 130.5 Really Low 06:45:17 - 07:15:17 12120
Summerland 07:00:17 -22.9 Dark Down 6.3 130.5 Really Low 06:45:17 - 07:15:17 12114
Penticton 07:00:17 -23.0 Dark Down 6.4 130.6 Really Low 06:45:17 - 07:15:17 12112
Oliver 07:00:19 -23.3 Dark Down 6.6 130.6 Really Low 06:45:19 - 07:15:19 12093
Anarchist Mountain Observatory 07:00:18 -23.5 Dark Down 6.8 130.7 Really Low 06:45:18 - 07:15:18 12088
Okanogan 07:00:21 -24.1 Dark Down 7.1 130.5 Really Low 06:45:21 - 07:15:21 12047
Brewster 07:00:23 -24.3 Dark Down 7.2 130.3 Really Low 06:45:23 - 07:15:23 12027
Manson/Chelan 07:00:24 -24.5 Dark Down 7.1 130.0 Really Low 06:45:24 - 07:15:24 12007
Wenatchee 07:00:27 -24.9 Dark Down 7.4 129.8 Really Low 06:45:27 - 07:15:27 11975
Victoria 07:00:29 -23.2 Dark Down 5.1 127.5 Really Low 06:45:29 - 07:15:29 11969
Ellensburg 07:00:28 -25.2 Dark Down 7.5 129.6 Really Low 06:45:28 - 07:15:28 11946
PNWRO 07:00:29 -26.5 Dark Down 9.0 130.8 Really Low 06:45:29 - 07:15:29 11926
Yakima 07:00:30 -25.6 Dark Down 7.8 129.6 Really Low 06:45:30 - 07:15:30 11922
Toppenish/White Swan 07:00:30 -25.9 Dark Down 8.0 129.7 Really Low 06:45:30 - 07:15:30 11913
Dunrhomin 07:00:03 -33.3 Dark Down 20.0 141.0 Low 06:45:03 - 07:15:03 11882
Nikitin 07:00:03 -33.5 Dark Down 20.2 140.9 Low 06:45:03 - 07:15:03 11870
CU-SBO 07:00:03 -33.6 Dark Down 20.2 140.9 Low 06:45:03 - 07:15:03 11864
The Dalles 07:00:35 -26.5 Dark Down 8.1 129.0 Really Low 06:45:35 - 07:15:35 11847
Maupin 07:00:36 -26.9 Dark Down 8.4 129.0 Really Low 06:45:36 - 07:15:36 11824
Sisters 07:00:40 -27.6 Dark Down 8.7 128.6 Really Low 06:45:40 - 07:15:40 11757
Bend 07:00:40 -27.9 Dark Down 9.0 128.7 Really Low 06:45:40 - 07:15:40 11749
Oregon Observatory 07:00:41 -28.1 Dark Down 9.0 128.6 Really Low 06:45:41 - 07:15:41 11735
Chiloquin 07:00:48 -29.2 Dark Down 9.6 128.2 Really Low 06:45:48 - 07:15:48 11639
Klamath Falls 07:00:48 -29.6 Dark Down 9.9 128.2 Really Low 06:45:48 - 07:15:48 11618
Cedarville 07:00:46 -30.6 Dark Down 11.2 129.3 Really Low 06:45:46 - 07:15:46 11612
Fall River/Burney 07:00:51 -30.8 Dark Down 10.8 128.3 Really Low 06:45:51 - 07:15:51 11548
Gimple 07:00:52 -31.8 Dark Down 11.7 128.6 Really Low 06:45:52 - 07:15:52 11500
Greenville 07:00:52 -31.8 Dark Down 11.7 128.5 Really Low 06:45:52 - 07:15:52 11498
Portola 07:00:52 -32.2 Dark Down 12.2 128.8 Really Low 06:45:52 - 07:15:52 11488
Reno 07:00:50 -32.6 Dark Down 12.7 129.2 Really Low 06:45:50 - 07:15:50 11486
Quincy 07:00:53 -32.0 Dark Down 11.8 128.5 Really Low 06:45:53 - 07:15:53 11484
Yerington 07:00:51 -33.3 Dark Down 13.5 129.6 Really Low 06:45:51 - 07:15:51 11465
Carson City 07:00:52 -32.9 Dark Down 13.0 129.2 Really Low 06:45:52 - 07:15:52 11462
Gardnerville 07:00:53 -33.2 Dark Down 13.1 129.2 Really Low 06:45:53 - 07:15:53 11446
Hawthorne 07:00:51 -33.8 Dark Down 14.1 129.9 Really Low 06:45:51 - 07:15:51 11446
Lee Vining 07:00:54 -34.3 Dark Down 14.1 129.5 Really Low 06:45:54 - 07:15:54 11394
Beatty 07:00:50 -35.7 Dark Down 16.3 131.0 Really Low 06:45:50 - 07:15:50 11379
Bishop 07:00:53 -35.0 Dark Down 15.0 129.9 Really Low 06:45:53 - 07:15:53 11369
Patrick 07:00:44 -37.6 Dark Down 19.0 132.8 Really Low 06:45:44 - 07:15:44 11346
Laughlin/Bullhead City 07:00:46 -37.8 Dark Down 18.7 132.2 Really Low 06:45:46 - 07:15:46 11309
George/Scottsdale 07:00:41 -39.6 Dark Down 21.3 133.9 Low 06:45:41 - 07:15:41 11272
Lake Havasu City 07:00:48 -38.5 Dark Down 19.3 132.3 Really Low 06:45:48 - 07:15:48 11266
Idyllwild 07:00:58 -38.8 Dark Down 18.4 130.3 Really Low 06:45:58 - 07:15:58 11146
Calipatria 07:00:55 -39.6 Dark Down 19.5 131.0 Really Low 06:45:55 - 07:15:55 11130
Yuma 07:00:53 -40.2 Dark Down 20.4 131.6 Low 06:45:53 - 07:15:53 11121
Wildwood 07:01:03 -38.1 Dark Down 16.9 129.0 Really Low 06:46:03 - 07:16:03 11121

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 13JK64, (2024/05/05 06:57UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 15.40 116
35Eta Oph      17:10:22.7 -15:43:29  2.6  5.99 108
PPM 233026     17:24:37.1 -18:26:45  6.4  1.64 105
PPM 266907     17:28:16.2 -20:57:49  8.3  1.38 104
PPM 233166     17:30:38.8 -19:33:27  9.1  0.28 103
13JK64         17:29:29.7 -19:36:44 16.8       103
Positions are for J2000

Event circumstances last updated at 2024/02/12 04:21:39 UT

Marc W. Buie, Southwest Research Institute

RECON