Event between (48639) 95TL8 and star GA1100:00557136 with event index number of 2723699
Geocentric closest approach at 2029/03/15 01:13:51 UTC
J2000 position of star is 04:09:05.9 +21:03:37
Equinox of date position of star is 04:10:30.7 +21:07:20
Stellar brightness G=16.2,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 71 degrees from the moon.
Moon is 0% illuminated.
Apparent brightness V=21.8
Object is 47.7 AU from the Sun
and 48.0 AU from the Earth.
Apparent velocity is 14.2
km/sec on the sky relative to the star, or,
1.5 arcsec/hr.
The 1-sigma error in the time of the event is 187 seconds.
The 1-sigma cross-track error in the shadow position is
1955 km.
The object has an absolute magnitude Hv=4.9
Diameter=625.2 km assuming a 5% albedo -- 44.9 sec chord
Diameter=255.2 km assuming a 30% albedo -- 18.3 sec chord
Dynamical classification is SCATNEAR
Star training set for 48639, (2029/03/15 01:08UT) Object RA Dec mag sep mel Aldebaran 04:37:36.0 +16:33:57 0.8 7.81 77 44Zet Per 03:55:58.5 +31:58:04 2.8 11.33 69 43Ome1Tau 04:10:52.3 +19:41:03 5.5 1.45 71 PPM 093205 04:05:41.1 +21:08:57 8.3 1.20 70 PPM 093269 04:09:26.2 +21:20:17 9.9 0.38 71 PPM 093295 04:11:49.0 +21:16:15 10.8 0.27 71 48639 04:10:49.0 +21:08:07 16.2 71 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 48639, (2029/03/15 01:08UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 7.81 77 44Zet Per 03:54:07.9 +31:53:01 2.8 11.33 69 43Ome1Tau 04:09:10.1 +19:36:32 5.5 1.45 71 PPM 093205 04:03:58.1 +21:04:15 8.3 1.20 70 PPM 093269 04:07:43.0 +21:15:43 9.9 0.38 71 PPM 093295 04:10:05.7 +21:11:47 10.8 0.27 71 48639 04:09:05.9 +21:03:37 16.2 71 Positions are for J2000
Event circumstances last updated at 2024/01/09 22:30:40 UT
Marc W. Buie, Southwest Research Institute