RECON: TNO occultation with 543377

Event between (543377) 14BF70 and star GA0580:29932142 with event index number of 2776174

Geocentric closest approach at 2029/06/23 09:19:27 UTC

J2000 position of star is 17:56:05.9 -31:03:17
Equinox of date position of star is 17:57:40.9 -31:03:24
Stellar brightness G=16.0, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 34 degrees from the moon. Moon is 90% illuminated.
Apparent brightness V=20.6

[RECON map]
Object is 13.1 AU from the Sun and 12.1 AU from the Earth.
Apparent velocity is 18.9 km/sec on the sky relative to the star, or, 7.8 arcsec/hr.
The 1-sigma error in the time of the event is 181 seconds.
The 1-sigma cross-track error in the shadow position is 636 km.
The sky-plane scale is 8766.2 km/arcsec.

The object has an absolute magnitude Hv=9.5
Diameter=75.5 km assuming a 5% albedo -- 4.1 sec chord
Diameter=30.8 km assuming a 30% albedo -- 1.7 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 543377, (2029/06/23 09:16UT)
Object            RA         Dec     mag  sep  mel
Antares        16:31:13.2 -26:29:41  0.9 19.52  14
34Ups Sco      17:32:46.3 -37:18:58  2.7  8.14  30
PPM 297024     17:58:11.8 -32:28:37  6.5  1.42  34
PPM 297054     17:59:26.3 -31:00:58  8.4  0.31  34
PPM 297031     17:58:30.0 -31:07:12  9.4  0.12  34
543377         17:58:00.2 -31:03:25 16.0        34
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 36.1 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)
Kamloops 09:18:42 -14.1 AT Up 6.0 198.9 Really Low 09:03:42 - 09:33:42 5310
Peachland 09:18:38 -14.8 AT Up 6.7 199.4 Really Low 09:03:38 - 09:33:38 5290
Kelowna 09:18:37 -14.7 AT Up 6.5 199.7 Really Low 09:03:37 - 09:33:37 5290
Victoria 09:18:49 -16.7 AT Up 8.6 196.5 Really Low 09:03:49 - 09:33:49 5289
Summerland 09:18:37 -15.0 AT Up 6.8 199.5 Really Low 09:03:37 - 09:33:37 5287
Penticton 09:18:37 -15.0 AT Up 6.9 199.6 Really Low 09:03:37 - 09:33:37 5285
Oliver 09:18:37 -15.3 AT Up 7.2 199.6 Really Low 09:03:37 - 09:33:37 5278
Anarchist Mountain Observatory 09:18:35 -15.5 AT Up 7.3 199.8 Really Low 09:03:35 - 09:33:35 5274
Okanogan 09:18:35 -16.1 AT Up 8.0 199.6 Really Low 09:03:35 - 09:33:35 5263
Brewster 09:18:35 -16.4 AT Up 8.3 199.5 Really Low 09:03:35 - 09:33:35 5258
Manson/Chelan 09:18:36 -16.7 AT Up 8.6 199.2 Really Low 09:03:36 - 09:33:36 5257
Wenatchee 09:18:36 -17.2 AT Up 9.0 199.1 Really Low 09:03:36 - 09:33:36 5248
Ellensburg 09:18:36 -17.6 AT Up 9.5 198.9 Really Low 09:03:36 - 09:33:36 5240
Yakima 09:18:35 -18.0 Dark Up 9.9 198.9 Really Low 09:03:35 - 09:33:35 5231
Toppenish/White Swan 09:18:35 -18.2 Dark Up 10.0 199.1 Really Low 09:03:35 - 09:33:35 5224
The Dalles 09:18:37 -19.1 Dark Up 11.0 198.5 Really Low 09:03:37 - 09:33:37 5211
PNWRO 09:18:28 -18.2 Dark Up 10.0 200.3 Really Low 09:03:28 - 09:33:28 5204
Maupin 09:18:35 -19.5 Dark Up 11.3 198.6 Really Low 09:03:35 - 09:33:35 5199
Sisters 09:18:36 -20.4 Dark Up 12.3 198.2 Really Low 09:03:36 - 09:33:36 5180
Sleaford 09:17:59 -9.2 NT Down 1.0 210.5 Really Low 09:02:59 - 09:32:59 5176
Bend 09:18:34 -20.6 Dark Up 12.4 198.4 Really Low 09:03:34 - 09:33:34 5171
Oregon Observatory 09:18:34 -20.8 Dark Up 12.6 198.3 Really Low 09:03:34 - 09:33:34 5168
Chiloquin 09:18:34 -22.1 Dark Up 14.0 198.1 Really Low 09:03:34 - 09:33:34 5131
Klamath Falls 09:18:33 -22.4 Dark Up 14.3 198.2 Really Low 09:03:33 - 09:33:33 5120
Cedarville 09:18:25 -22.7 Dark Up 14.6 199.6 Really Low 09:03:25 - 09:33:25 5086
Fall River/Burney 09:18:30 -23.5 Dark Up 15.3 198.6 Really Low 09:03:30 - 09:33:30 5079
Greenville 09:18:27 -24.2 Dark Up 16.1 199.0 Really Low 09:03:27 - 09:33:27 5044
Gimple 09:18:27 -24.2 Dark Up 16.1 199.1 Really Low 09:03:27 - 09:33:27 5044
Quincy 09:18:27 -24.4 Dark Up 16.3 199.1 Really Low 09:03:27 - 09:33:27 5037
Portola 09:18:24 -24.4 Dark Up 16.3 199.5 Really Low 09:03:24 - 09:33:24 5029
Reno 09:18:21 -24.5 Dark Up 16.4 200.0 Really Low 09:03:21 - 09:33:21 5014
Carson City 09:18:20 -24.9 Dark Up 16.7 200.1 Really Low 09:03:20 - 09:33:20 5001
Gardnerville 09:18:20 -25.1 Dark Up 16.9 200.2 Really Low 09:03:20 - 09:33:20 4991
Yerington 09:18:18 -24.9 Dark Up 16.7 200.6 Really Low 09:03:18 - 09:33:18 4988
Hawthorne 09:18:15 -25.2 Dark Up 17.0 201.1 Really Low 09:03:15 - 09:33:15 4965
Lee Vining 09:18:16 -25.8 Dark Up 17.7 200.8 Really Low 09:03:16 - 09:33:16 4948
Bishop 09:18:12 -26.2 Dark Up 18.0 201.5 Really Low 09:03:12 - 09:33:12 4917
Beatty 09:18:04 -26.2 Dark Up 18.0 202.9 Really Low 09:03:04 - 09:33:04 4881
Dunrhomin 09:17:25 -19.1 Dark Down 10.9 211.7 Really Low 09:02:25 - 09:32:25 4840
Nikitin 09:17:25 -19.2 Dark Down 11.1 211.7 Really Low 09:02:25 - 09:32:25 4834
CU-SBO 09:17:25 -19.3 Dark Down 11.1 211.6 Really Low 09:02:25 - 09:32:25 4833
Patrick 09:17:49 -26.6 Dark Up 18.4 205.4 Really Low 09:02:49 - 09:32:49 4781
Laughlin/Bullhead City 09:17:51 -27.0 Dark Up 18.8 204.9 Really Low 09:02:51 - 09:32:51 4778
Wildwood 09:18:08 -29.3 Dark Up 21.1 201.7 Low 09:03:08 - 09:33:08 4776
Lake Havasu City 09:17:50 -27.6 Dark Up 19.4 205.2 Really Low 09:02:50 - 09:32:50 4744
Idyllwild 09:17:59 -29.1 Dark Up 20.9 203.3 Low 09:02:59 - 09:32:59 4740
Calipatria 09:17:52 -29.2 Dark Up 21.0 204.4 Low 09:02:52 - 09:32:52 4695
George/Scottsdale 09:17:37 -27.4 Dark Up 19.2 207.3 Really Low 09:02:37 - 09:32:37 4673
Yuma 09:17:48 -29.3 Dark Up 21.1 205.2 Low 09:02:48 - 09:32:48 4662

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 543377, (2029/06/23 09:16UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 19.52  14
34Ups Sco      17:30:45.8 -37:17:46  2.7  8.14  30
PPM 297024     17:56:16.1 -32:28:30  6.5  1.42  34
PPM 297054     17:57:32.0 -31:00:54  8.4  0.31  34
PPM 297031     17:56:35.6 -31:07:06  9.4  0.12  34
543377         17:56:05.9 -31:03:17 16.0        34
Positions are for J2000

Event circumstances last updated at 2024/06/27 21:02:43 UT

Marc W. Buie, Southwest Research Institute

RECON