Event between (535987) 15BO518 and star GA0900:03771433 with event index number of 2664616
Geocentric closest approach at 2029/01/19 20:38:01 UTC
J2000 position of star is 11:29:39.3 +01:44:44
Equinox of date position of star is 11:30:48.4 +01:37:18
Stellar brightness G=16.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 173 degrees from the moon.
Moon is 24% illuminated.
TNO apparent brightness V=22.7
TNO is 37.7 AU from the Sun
and 37.1 AU from the Earth.
The TNO is moving 13.1
km/sec on the sky relative to the star, or,
1.8 arcsec/hr.
The 1-sigma error in the time of the event is 543 seconds.
The 1-sigma cross-track error in the shadow position is
5999 km.
The TNO has an absolute magnitude Hv=6.8
Diameter=257.0 km assuming a 5% albedo -- 19.6 sec chord
Diameter=104.9 km assuming a 30% albedo -- 8.0 sec chord
Dynamical classification is SCATNEAR
Star training set for 535987, (2029/01/19 20:38UT) Object RA Dec mag sep mel Regulus 10:09:55.1 +11:49:27 1.3 22.59 151 Denebola 11:50:32.6 +14:24:35 2.1 13.69 162 79 Leo 11:25:31.8 +01:14:52 6.4 1.44 173 PPM 157881 11:29:22.2 +01:18:50 8.5 0.52 173 PPM 157896 11:30:09.3 +01:42:39 9.3 0.28 173 535987 11:31:08.8 +01:35:06 16.6 174 Positions are for equinox of date
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 535987, (2029/01/19 20:38UT) Object RA Dec mag sep mel Regulus 10:08:21.9 +11:58:02 1.3 22.59 151 Denebola 11:49:02.8 +14:34:17 2.1 13.69 162 79 Leo 11:24:02.3 +01:24:28 6.4 1.44 173 PPM 157881 11:27:52.7 +01:28:27 8.5 0.52 173 PPM 157896 11:28:39.8 +01:52:16 9.3 0.28 173 535987 11:29:39.3 +01:44:44 16.6 173 Positions are for J2000
Event circumstances last updated at 2022/06/03 23:06:59 UT
Marc W. Buie, Southwest Research Institute