RECON: TNO occultation with 543377

Event between (543377) 14BF70 and star GA0580:33707167 with event index number of 2753491

Geocentric closest approach at 2029/05/24 08:51:52 UTC

J2000 position of star is 18:02:56.7 -31:07:28
Equinox of date position of star is 18:04:31.8 -31:07:20
Stellar brightness G=16.6, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 74 degrees from the moon. Moon is 84% illuminated.
Apparent brightness V=20.7

[RECON map]
Object is 13.0 AU from the Sun and 12.1 AU from the Earth.
Apparent velocity is 15.5 km/sec on the sky relative to the star, or, 6.4 arcsec/hr.
The 1-sigma error in the time of the event is 226 seconds.
The 1-sigma cross-track error in the shadow position is 465 km.
The sky-plane scale is 8798.7 km/arcsec.

The object has an absolute magnitude Hv=9.5
Diameter=75.5 km assuming a 5% albedo -- 4.9 sec chord
Diameter=30.8 km assuming a 30% albedo -- 2.0 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 543377, (2029/05/24 08:48UT)
Object            RA         Dec     mag  sep  mel
Antares        16:31:12.9 -26:29:40  0.9 20.98  53
Kap Sco        17:44:31.4 -39:02:31  2.4  8.94  70
10Gam2Sgr      18:07:41.8 -30:25:13  3.0  0.93  75
PPM 297195     18:06:09.9 -31:38:29  8.3  0.59  74
PPM 297179     18:05:11.8 -31:11:44  8.9  0.11  74
543377         18:04:50.8 -31:07:18 16.6        74
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 4.0 sigma about the mid-time.
The median site spacing is 0.0 km RECON observability=0.2 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 08:51:53 -13.1 AT Down 6.8 178.8 Really Low 08:36:53 - 09:06:53 5955
Kamloops 08:52:56 -17.5 AT Up 7.0 166.6 Really Low 08:37:56 - 09:07:56 5871
Kelowna 08:52:53 -18.1 Dark Up 8.0 167.3 Really Low 08:37:53 - 09:07:53 5864
Peachland 08:52:55 -18.3 Dark Up 8.0 167.0 Really Low 08:37:55 - 09:07:55 5859
Summerland 08:52:55 -18.4 Dark Up 8.2 167.1 Really Low 08:37:55 - 09:07:55 5857
Penticton 08:52:54 -18.5 Dark Up 8.3 167.2 Really Low 08:37:54 - 09:07:54 5857
Oliver 08:52:55 -18.8 Dark Up 8.6 167.2 Really Low 08:37:55 - 09:07:55 5850
Anarchist Mountain Observatory 08:52:54 -18.9 Dark Up 8.8 167.4 Really Low 08:37:54 - 09:07:54 5849
Okanogan 08:52:56 -19.6 Dark Up 9.4 167.2 Really Low 08:37:56 - 09:07:56 5833
Brewster 08:52:58 -19.9 Dark Up 9.6 167.0 Really Low 08:37:58 - 09:07:58 5825
Manson/Chelan 08:52:59 -20.1 Dark Up 9.8 166.7 Really Low 08:37:59 - 09:07:59 5817
Wenatchee 08:53:01 -20.6 Dark Up 10.2 166.5 Really Low 08:38:01 - 09:08:01 5805
Victoria 08:53:13 -20.0 Dark Up 8.6 164.0 Really Low 08:38:13 - 09:08:13 5798
Ellensburg 08:53:02 -21.1 Dark Up 10.6 166.3 Really Low 08:38:02 - 09:08:02 5793
PNWRO 08:52:56 -21.8 Dark Up 11.8 167.7 Really Low 08:37:56 - 09:07:56 5784
Yakima 08:53:03 -21.5 Dark Up 11.0 166.3 Really Low 08:38:03 - 09:08:03 5783
Toppenish/White Swan 08:53:03 -21.7 Dark Up 11.2 166.4 Really Low 08:38:03 - 09:08:03 5779
The Dalles 08:53:07 -22.5 Dark Up 11.8 165.7 Really Low 08:38:07 - 09:08:07 5751
Maupin 08:53:07 -22.9 Dark Up 12.3 165.8 Really Low 08:38:07 - 09:08:07 5741
Sisters 08:53:11 -23.9 Dark Up 13.0 165.3 Really Low 08:38:11 - 09:08:11 5711
Bend 08:53:10 -24.1 Dark Up 13.3 165.5 Really Low 08:38:10 - 09:08:10 5707
Oregon Observatory 08:53:11 -24.2 Dark Up 13.5 165.4 Really Low 08:38:11 - 09:08:11 5701
Dunrhomin 08:51:52 -23.4 Dark Up 18.6 179.4 Really Low 08:36:52 - 09:06:52 5667
Nikitin 08:51:51 -23.5 Dark Up 18.8 179.4 Really Low 08:36:51 - 09:06:51 5661
CU-SBO 08:51:52 -23.6 Dark Up 18.9 179.3 Really Low 08:36:52 - 09:06:52 5659
Chiloquin 08:53:15 -25.6 Dark Up 14.7 165.0 Really Low 08:38:15 - 09:08:15 5655
Klamath Falls 08:53:15 -25.9 Dark Up 15.0 165.0 Really Low 08:38:15 - 09:08:15 5645
Cedarville 08:53:08 -26.3 Dark Up 16.0 166.3 Really Low 08:38:08 - 09:08:08 5638
Fall River/Burney 08:53:15 -27.0 Dark Up 16.2 165.3 Really Low 08:38:15 - 09:08:15 5608
Gimple 08:53:14 -27.8 Dark Up 17.2 165.7 Really Low 08:38:14 - 09:08:14 5581
Greenville 08:53:14 -27.8 Dark Up 17.2 165.6 Really Low 08:38:14 - 09:08:14 5581
Portola 08:53:12 -28.0 Dark Up 17.6 166.0 Really Low 08:38:12 - 09:08:12 5574
Quincy 08:53:14 -28.0 Dark Up 17.4 165.6 Really Low 08:38:14 - 09:08:14 5573
Reno 08:53:09 -28.2 Dark Up 18.0 166.5 Really Low 08:38:09 - 09:08:09 5571
Carson City 08:53:09 -28.5 Dark Up 18.3 166.5 Really Low 08:38:09 - 09:08:09 5557
Yerington 08:53:06 -28.6 Dark Up 18.6 167.0 Really Low 08:38:06 - 09:08:06 5556
Gardnerville 08:53:09 -28.7 Dark Up 18.6 166.5 Really Low 08:38:09 - 09:08:09 5548
Hawthorne 08:53:04 -28.9 Dark Up 19.2 167.5 Really Low 08:38:04 - 09:08:04 5543
Lee Vining 08:53:07 -29.5 Dark Up 19.6 167.0 Really Low 08:38:07 - 09:08:07 5516
Bishop 08:53:04 -30.0 Dark Up 20.3 167.6 Low 08:38:04 - 09:08:04 5498
Beatty 08:52:55 -30.0 Dark Up 21.0 169.0 Low 08:37:55 - 09:07:55 5493
Patrick 08:52:41 -30.6 Dark Up 22.9 171.5 Low 08:37:41 - 09:07:41 5450
Laughlin/Bullhead City 08:52:45 -31.0 Dark Up 23.1 170.8 Low 08:37:45 - 09:07:45 5434
Lake Havasu City 08:52:44 -31.6 Dark Up 23.8 171.0 Low 08:37:44 - 09:07:44 5405
George/Scottsdale 08:52:31 -31.5 Dark Up 24.8 173.2 Low 08:37:31 - 09:07:31 5383
Idyllwild 08:52:58 -33.0 Dark Up 24.2 168.8 Low 08:37:58 - 09:07:58 5352
Wildwood 08:53:08 -33.1 Dark Up 23.5 167.1 Low 08:38:08 - 09:08:08 5351
Calipatria 08:52:52 -33.2 Dark Up 24.9 169.8 Low 08:37:52 - 09:07:52 5331
Yuma 08:52:47 -33.4 Dark Up 25.5 170.6 Low 08:37:47 - 09:07:47 5316

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, (2029/05/24 08:48UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 20.98  53
Kap Sco        17:42:29.3 -39:01:49  2.4  8.94  70
10Gam2Sgr      18:05:48.4 -30:25:31  3.0  0.93  75
PPM 297195     18:04:15.3 -31:38:42  8.3  0.59  74
PPM 297179     18:03:17.6 -31:11:55  8.9  0.11  74
543377         18:02:56.7 -31:07:28 16.6        74
Positions are for J2000

Event circumstances last updated at 2024/06/26 21:35:44 UT

Marc W. Buie, Southwest Research Institute

RECON