RECON: TNO occultation with 543377

Event between (543377) 14BF70 and star GA0580:35581158 with event index number of 2753304

Geocentric closest approach at 2029/04/27 09:16:16 UTC

J2000 position of star is 18:06:50.7 -31:03:14
Equinox of date position of star is 18:08:25.6 -31:02:58
Stellar brightness G=14.9, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 69 degrees from the moon. Moon is 98% illuminated.
Apparent brightness V=20.9

[RECON map]
Object is 13.0 AU from the Sun and 12.4 AU from the Earth.
Apparent velocity is 6.7 km/sec on the sky relative to the star, or, 2.7 arcsec/hr.
The 1-sigma error in the time of the event is 486 seconds.
The 1-sigma cross-track error in the shadow position is 1502 km.
The sky-plane scale is 8970.3 km/arcsec.

The object has an absolute magnitude Hv=9.5
Diameter=75.5 km assuming a 5% albedo -- 11.5 sec chord
Diameter=30.8 km assuming a 30% albedo -- 4.7 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 543377, (2029/04/27 09:07UT)
Object            RA         Dec     mag  sep  mel
Antares        16:31:12.6 -26:29:40  0.9 21.80  47
Kap Sco        17:44:31.1 -39:02:31  2.4  9.40  64
10Gam2Sgr      18:07:41.6 -30:25:13  3.0  0.67  69
PPM 297286     18:09:56.5 -30:59:41  8.0  0.26  69
PPM 297240     18:08:02.7 -31:14:16  8.9  0.24  69
543377         18:08:44.4 -31:02:54 14.9        69
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 1.9 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 09:16:25 -17.8 AT Up 4.5 160.5 Really Low 09:01:25 - 09:31:25 8526
Kamloops 09:18:37 -23.0 Dark Up 2.1 149.1 Really Low 09:03:37 - 09:33:37 8467
Kelowna 09:18:35 -23.6 Dark Up 3.0 149.8 Really Low 09:03:35 - 09:33:35 8463
Peachland 09:18:39 -23.8 Dark Up 3.0 149.6 Really Low 09:03:39 - 09:33:39 8460
Summerland 09:18:39 -23.9 Dark Up 3.2 149.7 Really Low 09:03:39 - 09:33:39 8458
Penticton 09:18:41 -23.9 Dark Up 3.3 149.7 Really Low 09:03:41 - 09:33:41 8458
Oliver 09:18:40 -24.2 Dark Up 3.6 149.7 Really Low 09:03:40 - 09:33:40 8453
Anarchist Mountain Observatory 09:18:44 -24.3 Dark Up 3.8 149.9 Really Low 09:03:44 - 09:33:44 8453
Okanogan 09:18:47 -25.0 Dark Up 4.3 149.7 Really Low 09:03:47 - 09:33:47 8441
Brewster 09:18:53 -25.3 Dark Up 4.5 149.6 Really Low 09:03:53 - 09:33:53 8435
Manson/Chelan 09:18:58 -25.6 Dark Up 4.5 149.3 Really Low 09:03:58 - 09:33:58 8428
Wenatchee 09:19:01 -26.0 Dark Up 4.9 149.1 Really Low 09:04:01 - 09:34:01 8419
Ellensburg 09:19:09 -26.5 Dark Up 5.2 149.0 Really Low 09:04:09 - 09:34:09 8410
Victoria 09:19:21 -25.7 Dark Up 2.9 146.8 Really Low 09:04:21 - 09:34:21 8409
PNWRO 09:19:01 -27.0 Dark Up 6.6 150.2 Really Low 09:04:01 - 09:34:01 8403
Yakima 09:19:11 -26.9 Dark Up 5.5 148.9 Really Low 09:04:11 - 09:34:11 8402
Toppenish/White Swan 09:19:10 -27.0 Dark Up 5.8 149.1 Really Low 09:04:10 - 09:34:10 8399
The Dalles 09:19:24 -27.9 Dark Up 6.2 148.4 Really Low 09:04:24 - 09:34:24 8376
Maupin 09:19:27 -28.3 Dark Up 6.6 148.5 Really Low 09:04:27 - 09:34:27 8368
Sisters 09:19:40 -29.2 Dark Up 7.2 148.1 Really Low 09:04:40 - 09:34:40 8344
Bend 09:19:37 -29.4 Dark Up 7.5 148.3 Really Low 09:04:37 - 09:34:37 8340
Oregon Observatory 09:19:41 -29.6 Dark Up 7.6 148.2 Really Low 09:04:41 - 09:34:41 8335
Chiloquin 09:19:55 -30.9 Dark Up 8.5 147.8 Really Low 09:04:55 - 09:34:55 8297
Dunrhomin 09:17:18 -26.9 Dark Up 15.9 160.6 Really Low 09:02:18 - 09:32:18 8293
Klamath Falls 09:19:55 -31.2 Dark Up 8.9 147.8 Really Low 09:04:55 - 09:34:55 8288
Nikitin 09:17:20 -27.0 Dark Up 16.0 160.6 Really Low 09:02:20 - 09:32:20 8288
CU-SBO 09:17:22 -27.1 Dark Up 16.1 160.5 Really Low 09:02:22 - 09:32:22 8286
Cedarville 09:19:45 -31.4 Dark Up 10.1 149.0 Really Low 09:04:45 - 09:34:45 8284
Fall River/Burney 09:20:03 -32.2 Dark Up 10.0 148.1 Really Low 09:05:03 - 09:35:03 8258
Gimple 09:20:03 -32.9 Dark Up 11.0 148.4 Really Low 09:05:03 - 09:35:03 8235
Greenville 09:20:06 -32.9 Dark Up 11.0 148.3 Really Low 09:05:06 - 09:35:06 8235
Portola 09:20:02 -33.0 Dark Up 11.5 148.7 Really Low 09:05:02 - 09:35:02 8229
Quincy 09:20:06 -33.1 Dark Up 11.2 148.3 Really Low 09:05:06 - 09:35:06 8228
Reno 09:19:56 -33.1 Dark Up 11.9 149.1 Really Low 09:04:56 - 09:34:56 8226
Carson City 09:19:59 -33.4 Dark Up 12.3 149.1 Really Low 09:04:59 - 09:34:59 8215
Yerington 09:19:54 -33.4 Dark Up 12.7 149.6 Really Low 09:04:54 - 09:34:54 8213
Gardnerville 09:20:03 -33.6 Dark Up 12.5 149.1 Really Low 09:05:03 - 09:35:03 8207
Hawthorne 09:19:53 -33.6 Dark Up 13.3 149.9 Really Low 09:04:53 - 09:34:53 8202
Lee Vining 09:20:03 -34.3 Dark Up 13.6 149.5 Really Low 09:05:03 - 09:35:03 8179
Bishop 09:19:59 -34.6 Dark Up 14.4 150.0 Really Low 09:04:59 - 09:34:59 8163
Beatty 09:19:45 -34.4 Dark Up 15.4 151.2 Really Low 09:04:45 - 09:34:45 8157
Patrick 09:19:22 -34.6 Dark Up 17.8 153.2 Really Low 09:04:22 - 09:34:22 8115
Laughlin/Bullhead City 09:19:32 -35.1 Dark Up 17.7 152.6 Really Low 09:04:32 - 09:34:32 8102
Lake Havasu City 09:19:34 -35.5 Dark Up 18.4 152.7 Really Low 09:04:34 - 09:34:34 8076
George/Scottsdale 09:19:12 -35.1 Dark Up 20.0 154.6 Low 09:04:12 - 09:34:12 8052
Wildwood 09:20:23 -37.5 Dark Up 17.2 149.4 Really Low 09:05:23 - 09:35:23 8032
Idyllwild 09:20:06 -37.1 Dark Up 18.2 150.8 Really Low 09:05:06 - 09:35:06 8032
Calipatria 09:19:56 -37.2 Dark Up 19.2 151.6 Really Low 09:04:56 - 09:34:56 8011
Yuma 09:19:48 -37.2 Dark Up 19.9 152.2 Really Low 09:04:48 - 09:34:48 7997

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, (2029/04/27 09:07UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 21.80  47
Kap Sco        17:42:29.3 -39:01:49  2.4  9.40  64
10Gam2Sgr      18:05:48.4 -30:25:31  3.0  0.67  69
PPM 297286     18:08:02.8 -31:00:04  8.0  0.26  69
PPM 297240     18:06:08.8 -31:14:34  8.9  0.24  69
543377         18:06:50.7 -31:03:14 14.9        69
Positions are for J2000

Event circumstances last updated at 2024/06/26 21:34:52 UT

Marc W. Buie, Southwest Research Institute

RECON