RECON: TNO occultation with 543377

Event between (543377) 14BF70 and star GA0580:34799768 with event index number of 2719680

Geocentric closest approach at 2029/03/16 12:24:26 UTC

J2000 position of star is 18:05:12.8 -30:50:30
Equinox of date position of star is 18:06:47.7 -30:50:18
Stellar brightness G=15.4, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 100 degrees from the moon. Moon is 2% illuminated.
Apparent brightness V=21.0

[RECON map]
Object is 12.9 AU from the Sun and 12.9 AU from the Earth.
Apparent velocity is 13.7 km/sec on the sky relative to the star, or, 5.3 arcsec/hr.
The 1-sigma error in the time of the event is 247 seconds.
The 1-sigma cross-track error in the shadow position is 911 km.
The sky-plane scale is 9386.3 km/arcsec.

The object has an absolute magnitude Hv=9.5
Diameter=75.5 km assuming a 5% albedo -- 5.6 sec chord
Diameter=30.8 km assuming a 30% albedo -- 2.3 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 543377, (2029/03/16 12:28UT)
Object            RA         Dec     mag  sep  mel
Antares        16:31:12.2 -26:29:39  0.9 21.43 121
Kap Sco        17:44:30.6 -39:02:31  2.4  9.42 105
10Gam2Sgr      18:07:41.1 -30:25:14  3.0  0.44 100
PPM 297232     18:07:47.8 -30:39:21  8.4  0.24 100
PPM 297219     18:07:25.9 -30:50:03  8.6  0.07 100
543377         18:07:05.9 -30:50:15 15.4       100
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 3.6 sigma about the mid-time.
The median site spacing is 39.4 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 12:21:51 -8.9 NT Down 5.7 165.1 Really Low 12:06:51 - 12:36:51 7833
Dunrhomin 12:21:37 -10.0 NT Down 17.2 165.0 Really Low 12:06:37 - 12:36:37 7495
Nikitin 12:21:37 -10.1 NT Down 17.4 165.0 Really Low 12:06:37 - 12:36:37 7487
CU-SBO 12:21:36 -10.1 NT Down 17.5 164.9 Really Low 12:06:36 - 12:36:36 7482
Kelowna 12:20:44 -17.9 AT Down 4.7 153.5 Really Low 12:05:44 - 12:35:44 7446
Kamloops 12:20:43 -18.1 Dark Down 3.7 152.8 Really Low 12:05:43 - 12:35:43 7445
Peachland 12:20:42 -18.1 Dark Down 4.7 153.2 Really Low 12:05:42 - 12:35:42 7434
Penticton 12:20:42 -18.0 Dark Down 4.9 153.4 Really Low 12:05:42 - 12:35:42 7433
Summerland 12:20:42 -18.1 Dark Down 4.8 153.3 Really Low 12:05:42 - 12:35:42 7432
Anarchist Mountain Observatory 12:20:42 -18.1 Dark Down 5.5 153.5 Really Low 12:05:42 - 12:35:42 7422
Oliver 12:20:41 -18.2 Dark Down 5.2 153.4 Really Low 12:05:41 - 12:35:41 7422
Okanogan 12:20:38 -18.5 Dark Down 6.0 153.3 Really Low 12:05:38 - 12:35:38 7394
Brewster 12:20:38 -18.7 Dark Down 6.1 153.1 Really Low 12:05:38 - 12:35:38 7379
Manson/Chelan 12:20:35 -19.0 Dark Down 6.2 152.8 Really Low 12:05:35 - 12:35:35 7361
Wenatchee 12:20:32 -19.3 Dark Down 6.6 152.6 Really Low 12:05:32 - 12:35:32 7339
PNWRO 12:20:35 -18.8 Dark Down 8.3 153.7 Really Low 12:05:35 - 12:35:35 7331
Ellensburg 12:20:31 -19.6 Dark Down 6.9 152.4 Really Low 12:05:31 - 12:35:31 7317
Yakima 12:20:29 -19.7 Dark Down 7.2 152.4 Really Low 12:05:29 - 12:35:29 7302
Toppenish/White Swan 12:20:29 -19.7 Dark Down 7.5 152.5 Really Low 12:05:29 - 12:35:29 7299
Victoria 12:20:23 -20.8 Dark Down 4.6 150.2 Really Low 12:05:23 - 12:35:23 7284
The Dalles 12:20:24 -20.5 Dark Down 7.9 151.8 Really Low 12:05:24 - 12:35:24 7244
Maupin 12:20:23 -20.5 Dark Down 8.3 151.9 Really Low 12:05:23 - 12:35:23 7231
Sisters 12:20:18 -21.2 Dark Down 8.9 151.4 Really Low 12:05:18 - 12:35:18 7180
Bend 12:20:18 -21.1 Dark Down 9.2 151.6 Really Low 12:05:18 - 12:35:18 7179
Oregon Observatory 12:20:17 -21.2 Dark Down 9.3 151.5 Really Low 12:05:17 - 12:35:17 7168
Cedarville 12:20:17 -21.1 Dark Down 11.8 152.3 Really Low 12:05:17 - 12:35:17 7107
Chiloquin 12:20:11 -22.0 Dark Down 10.3 151.0 Really Low 12:05:11 - 12:35:11 7097
Klamath Falls 12:20:11 -22.0 Dark Down 10.6 151.0 Really Low 12:05:11 - 12:35:11 7084
Fall River/Burney 12:20:09 -22.1 Dark Down 11.8 151.2 Really Low 12:05:09 - 12:35:09 7043
Reno 12:20:14 -21.4 Dark Down 13.7 152.3 Really Low 12:05:14 - 12:35:14 7027
Yerington 12:20:16 -21.1 Dark Down 14.4 152.8 Really Low 12:05:16 - 12:35:16 7022
Patrick 12:20:39 -17.8 AT Down 19.5 156.8 Really Low 12:05:39 - 12:35:39 7020
Gimple 12:20:10 -22.0 Dark Down 12.8 151.6 Really Low 12:05:10 - 12:35:10 7019
Hawthorne 12:20:18 -20.8 Dark Down 15.0 153.2 Really Low 12:05:18 - 12:35:18 7018
Portola 12:20:11 -21.8 Dark Down 13.2 151.8 Really Low 12:05:11 - 12:35:11 7017
Greenville 12:20:10 -22.1 Dark Down 12.8 151.5 Really Low 12:05:10 - 12:35:10 7016
Carson City 12:20:13 -21.5 Dark Down 14.0 152.3 Really Low 12:05:13 - 12:35:13 7010
Quincy 12:20:09 -22.2 Dark Down 12.9 151.5 Really Low 12:05:09 - 12:35:09 7006
Beatty 12:20:26 -19.8 Dark Down 17.2 154.5 Really Low 12:05:26 - 12:35:26 7000
Gardnerville 12:20:13 -21.6 Dark Down 14.3 152.3 Really Low 12:05:13 - 12:35:13 7000
George/Scottsdale 12:20:48 -16.4 AT Down 21.7 158.3 Low 12:05:48 - 12:35:48 6996
Laughlin/Bullhead City 12:20:34 -18.4 Dark Down 19.5 156.1 Really Low 12:05:34 - 12:35:34 6983
Lee Vining 12:20:14 -21.4 Dark Down 15.4 152.7 Really Low 12:05:14 - 12:35:14 6973
Bishop 12:20:17 -21.0 Dark Down 16.2 153.2 Really Low 12:05:17 - 12:35:17 6968
Lake Havasu City 12:20:35 -18.3 Dark Down 20.2 156.3 Low 12:05:35 - 12:35:35 6956
Yuma 12:20:30 -18.9 Dark Down 21.7 155.7 Low 12:05:30 - 12:35:30 6847
Calipatria 12:20:25 -19.6 Dark Down 21.0 155.0 Low 12:05:25 - 12:35:25 6840
Idyllwild 12:20:19 -20.5 Dark Down 20.0 154.1 Low 12:05:19 - 12:35:19 6834
Wildwood 12:20:10 -21.9 Dark Down 19.0 152.6 Really Low 12:05:10 - 12:35:10 6786

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, (2029/03/16 12:28UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 21.43 121
Kap Sco        17:42:29.3 -39:01:49  2.4  9.42 105
10Gam2Sgr      18:05:48.4 -30:25:31  3.0  0.44 100
PPM 297232     18:05:54.9 -30:39:39  8.4  0.24 100
PPM 297219     18:05:32.8 -30:50:20  8.6  0.07 100
543377         18:05:12.8 -30:50:30 15.4       100
Positions are for J2000

Event circumstances last updated at 2024/06/26 21:34:16 UT

Marc W. Buie, Southwest Research Institute

RECON