Event between (15875) 96TP66 and star GA1160:02107030 with event index number of 1105588
Geocentric closest approach at 2021/09/01 01:09:07 UTC
J2000 position of star is 06:16:22.8 +27:21:15
Equinox of date position of star is 06:17:44.3 +27:20:43
Stellar brightness G=13.9,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 6 degrees from the moon.
Moon is 34% illuminated.
TNO apparent brightness V=22.3
TNO is 30.1 AU from the Sun
and 30.5 AU from the Earth.
The TNO is moving 18.0
km/sec on the sky relative to the star, or,
2.9 arcsec/hr.
The 1-sigma error in the time of the event is 272 seconds.
The 1-sigma cross-track error in the shadow position is
1427 km.
The TNO has an absolute magnitude Hv=7.3
Diameter=204.2 km assuming a 5% albedo -- 11.3 sec chord
Diameter=83.4 km assuming a 30% albedo -- 4.6 sec chord
Dynamical classification is 3:2E
Star training set for 15875, (2021/09/01 01:11UT) Object RA Dec mag sep mel Pollux 07:46:38.4 +27:58:20 1.1 19.67 26 Alnath 05:27:39.8 +28:37:25 1.6 11.12 6 44Kap Aur 06:16:45.5 +29:29:17 4.3 2.15 7 PPM 095737 06:19:42.2 +27:11:59 7.8 0.46 7 PPM 095711 06:18:41.5 +27:16:52 9.7 0.22 6 PPM 095695 06:17:50.5 +27:12:57 10.2 0.13 6 15875 06:17:44.3 +27:20:43 13.9 6 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 15875, (2021/09/01 01:11UT) Object RA Dec mag sep mel Pollux 07:45:18.0 +28:01:33 1.1 19.67 26 Alnath 05:26:17.5 +28:36:23 1.6 11.12 6 44Kap Aur 06:15:22.6 +29:29:47 4.3 2.15 7 PPM 095737 06:18:20.7 +27:12:35 7.8 0.46 7 PPM 095711 06:17:20.0 +27:17:26 9.7 0.22 6 PPM 095695 06:16:29.1 +27:13:30 10.2 0.13 6 15875 06:16:22.8 +27:21:15 13.9 6 Positions are for J2000
Event circumstances last updated at 2021/08/29 01:38:40 UT
Marc W. Buie, Southwest Research Institute