RECON: TNO occultation with 533396

Event between (533396) 14GQ53 and star GA0780:16487803 with event index number of 2591868

Geocentric closest approach at 2028/05/31 05:50:50 UTC

J2000 position of star is 18:52:54.1 -11:24:26
Equinox of date position of star is 18:54:07.9 -11:22:43
Stellar brightness G=14.6, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 124 degrees from the moon. Moon is 49% illuminated.
TNO apparent brightness V=23.1

[RECON map]
TNO is 22.9 AU from the Sun and 22.1 AU from the Earth.
The TNO is moving 18.7 km/sec on the sky relative to the star, or, 4.2 arcsec/hr.
The 1-sigma error in the time of the event is 309 seconds.
The 1-sigma cross-track error in the shadow position is 2028 km.
The sky-plane scale is 15995.6 km/arcsec.

The TNO has an absolute magnitude Hv=9.4
Diameter=79.8 km assuming a 5% albedo -- 4.3 sec chord
Diameter=32.6 km assuming a 30% albedo -- 1.7 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 533396, (2028/05/31 05:51UT)
Object            RA         Dec     mag  sep  mel
Antares        16:31:09.3 -26:29:33  0.9 36.94  90
Nunki          18:57:01.5 -26:15:31  2.0 14.90 123
PPM 235005     18:48:17.4 -10:05:33  5.9  1.99 122
PPM 235138     18:53:16.5 -10:44:53  8.5  0.69 124
PPM 235162     18:54:34.3 -11:24:02  9.1  0.04 124
533396         18:54:28.9 -11:22:14 14.6       124
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 2.9 sigma about the mid-time.
The median site spacing is 0.0 km RECON observability=0.0 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 05:53:23 -14.4 AT Up 12.6 128.1 Really Low 05:38:23 - 06:08:23 10228
Kamloops 05:53:56 -12.3 AT Up 5.8 116.0 Really Low 05:38:56 - 06:08:56 10001
Kelowna 05:53:58 -13.3 AT Up 6.7 116.6 Really Low 05:38:58 - 06:08:58 9963
Peachland 05:53:59 -13.3 AT Up 6.6 116.4 Really Low 05:38:59 - 06:08:59 9952
Summerland 05:53:59 -13.4 AT Up 6.7 116.4 Really Low 05:38:59 - 06:08:59 9945
Penticton 05:53:59 -13.5 AT Up 6.8 116.5 Really Low 05:38:59 - 06:08:59 9942
Oliver 05:54:01 -13.8 AT Up 6.9 116.5 Really Low 05:39:01 - 06:09:01 9920
Anarchist Mountain Observatory 05:54:02 -14.0 AT Up 7.1 116.6 Really Low 05:39:02 - 06:09:02 9913
Tonasket 05:54:03 -14.3 AT Up 7.2 116.5 Really Low 05:39:03 - 06:09:03 9892
Okanogan 05:54:04 -14.5 AT Up 7.3 116.4 Really Low 05:39:04 - 06:09:04 9869
Brewster 05:54:05 -14.7 AT Up 7.3 116.2 Really Low 05:39:05 - 06:09:05 9850
Manson/Chelan 05:54:08 -14.8 AT Up 7.2 115.9 Really Low 05:39:08 - 06:09:08 9832
Victoria 05:54:10 -13.1 AT Up 4.9 113.4 Really Low 05:39:10 - 06:09:10 9832
Wenatchee 05:54:11 -15.1 AT Up 7.3 115.7 Really Low 05:39:11 - 06:09:11 9800
Ellensburg 05:54:12 -15.4 AT Up 7.3 115.5 Really Low 05:39:12 - 06:09:12 9771
Yakima 05:54:13 -15.8 AT Up 7.5 115.4 Really Low 05:39:13 - 06:09:13 9744
Toppenish/White Swan 05:54:15 -16.0 AT Up 7.7 115.5 Really Low 05:39:15 - 06:09:15 9732
PNWRO 05:54:12 -16.8 AT Up 8.8 116.6 Really Low 05:39:12 - 06:09:12 9727
Goldendale 05:54:17 -16.3 AT Up 7.7 115.2 Really Low 05:39:17 - 06:09:17 9690
The Dalles 05:54:19 -16.4 AT Up 7.5 114.9 Really Low 05:39:19 - 06:09:19 9670
Maupin 05:54:20 -16.8 AT Up 7.8 114.9 Really Low 05:39:20 - 06:09:20 9644
Sisters 05:54:24 -17.4 AT Up 7.9 114.4 Really Low 05:39:24 - 06:09:24 9577
Bend 05:54:25 -17.7 AT Up 8.1 114.6 Really Low 05:39:25 - 06:09:25 9564
Oregon Observatory 05:54:26 -17.8 AT Up 8.1 114.5 Really Low 05:39:26 - 06:09:26 9551
North Lake 05:54:27 -18.5 Dark Up 8.7 114.8 Really Low 05:39:27 - 06:09:27 9513
Dunrhomin 05:54:01 -26.0 Dark Up 20.3 126.1 Low 05:39:01 - 06:09:01 9493
CU-SBO 05:54:03 -26.2 Dark Up 20.4 126.0 Low 05:39:03 - 06:09:03 9474
Chiloquin 05:54:32 -18.8 Dark Up 8.4 114.0 Really Low 05:39:32 - 06:09:32 9452
Lakeview 05:54:30 -19.7 Dark Up 9.6 115.1 Really Low 05:39:30 - 06:09:30 9446
Klamath Falls 05:54:33 -19.1 Dark Up 8.6 114.0 Really Low 05:39:33 - 06:09:33 9429
Cedarville 05:54:33 -20.3 Dark Up 10.0 115.1 Really Low 05:39:33 - 06:09:33 9400
Fall River/Burney 05:54:37 -20.2 Dark Up 9.3 114.1 Really Low 05:39:37 - 06:09:37 9348
Susanville 05:54:37 -21.1 Dark Up 10.1 114.6 Really Low 05:39:37 - 06:09:37 9312
Gimple 05:54:39 -21.2 Dark Up 10.1 114.4 Really Low 05:39:39 - 06:09:39 9288
Greenville 05:54:39 -21.2 Dark Up 10.0 114.3 Really Low 05:39:39 - 06:09:39 9287
Quincy 05:54:39 -21.4 Dark Up 10.1 114.3 Really Low 05:39:39 - 06:09:39 9272
Portola 05:54:39 -21.7 Dark Up 10.5 114.6 Really Low 05:39:39 - 06:09:39 9269
Reno 05:54:39 -22.1 Dark Up 11.1 115.0 Really Low 05:39:39 - 06:09:39 9258
Carson City 05:54:40 -22.5 Dark Up 11.2 115.0 Really Low 05:39:40 - 06:09:40 9231
Yerington 05:54:40 -22.9 Dark Up 11.8 115.4 Really Low 05:39:40 - 06:09:40 9225
Gardnerville 05:54:41 -22.7 Dark Up 11.4 115.0 Really Low 05:39:41 - 06:09:41 9214
Hawthorne 05:54:40 -23.5 Dark Up 12.3 115.7 Really Low 05:39:40 - 06:09:40 9197
Tonopah 05:54:39 -24.4 Dark Up 13.5 116.6 Really Low 05:39:39 - 06:09:39 9181
Lee Vining 05:54:43 -23.8 Dark Up 12.3 115.2 Really Low 05:39:43 - 06:09:43 9147
Bishop 05:54:44 -24.6 Dark Up 13.0 115.6 Really Low 05:39:44 - 06:09:44 9111
Beatty 05:54:41 -25.6 Dark Up 14.4 116.6 Really Low 05:39:41 - 06:09:41 9097
Indian Springs 05:54:41 -26.3 Dark Up 15.3 117.3 Really Low 05:39:41 - 06:09:41 9086
Henderson 05:54:41 -27.1 Dark Up 16.1 117.6 Really Low 05:39:41 - 06:09:41 9053
Patrick 05:54:40 -28.0 Dark Up 17.2 118.3 Really Low 05:39:40 - 06:09:40 9019
Kingman/Dolan Springs 05:54:41 -28.2 Dark Up 17.1 118.1 Really Low 05:39:41 - 06:09:41 8999
Laughlin/Bullhead City 05:54:43 -28.0 Dark Up 16.8 117.7 Really Low 05:39:43 - 06:09:43 8989
Mohave Valley 05:54:43 -28.2 Dark Up 16.9 117.6 Really Low 05:39:43 - 06:09:43 8967
Lake Havasu City 05:54:43 -28.7 Dark Up 17.3 117.7 Really Low 05:39:43 - 06:09:43 8938
Parker 05:54:45 -29.0 Dark Up 17.5 117.6 Really Low 05:39:45 - 06:09:45 8910
George/Scottsdale 05:54:40 -30.3 Dark Up 19.4 119.2 Really Low 05:39:40 - 06:09:40 8909
Wildwood 05:54:55 -27.4 Dark Up 14.3 114.8 Really Low 05:39:55 - 06:09:55 8845
Idyllwild 05:54:51 -28.5 Dark Up 15.9 115.9 Really Low 05:39:51 - 06:09:51 8844
Calipatria 05:54:51 -29.5 Dark Up 17.0 116.5 Really Low 05:39:51 - 06:09:51 8809
Yuma 05:54:50 -30.2 Dark Up 17.9 117.0 Really Low 05:39:50 - 06:09:50 8786

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 533396, (2028/05/31 05:51UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 36.94  90
Nunki          18:55:15.9 -26:17:49  2.0 14.90 123
PPM 235005     18:46:43.3 -10:07:30  5.9  1.99 122
PPM 235138     18:51:42.1 -10:47:02  8.5  0.69 124
PPM 235162     18:52:59.4 -11:26:15  9.1  0.04 124
533396         18:52:54.1 -11:24:26 14.6       124
Positions are for J2000

Event circumstances last updated at 2022/02/13 02:55:03 UT

Marc W. Buie, Southwest Research Institute

RECON