Event between (118228) 96TQ66 and star GA1260:01414748 with event index number of 2110933
Geocentric closest approach at 2023/12/28 23:38:21 UTC
J2000 position of star is 04:46:27.7 +36:07:34
Equinox of date position of star is 04:48:03.1 +36:10:03
Stellar brightness G=12.9,
use SENSEUP=32 with the MallinCam and and exposure
time of 500 milli-seconds with the QHY174 camera.
Star is 45 degrees from the moon.
Moon is 96% illuminated.
Apparent brightness V=22.8
Object is 35.8 AU from the Sun
and 34.9 AU from the Earth.
Apparent velocity is 23.0
km/sec on the sky relative to the star, or,
3.3 arcsec/hr.
The 1-sigma error in the time of the event is 215 seconds.
The 1-sigma cross-track error in the shadow position is
2162 km.
The object has an absolute magnitude Hv=7.2
Diameter=224.9 km assuming a 5% albedo -- 9.6 sec chord
Diameter=91.8 km assuming a 30% albedo -- 3.9 sec chord
Dynamical classification is 3:2E
Star training set for 118228, (2023/12/28 23:38UT) Object RA Dec mag sep mel Aldebaran 04:37:18.0 +16:33:20 0.8 19.76 51 3Iot Aur 04:58:33.6 +33:12:06 2.7 3.67 43 PPM 069675 04:51:31.8 +37:31:42 4.9 1.53 44 PPM 069651 04:49:22.9 +36:45:49 8.2 0.65 45 PPM 069609 04:45:49.7 +36:13:26 9.6 0.45 45 PPM 069643 04:48:26.1 +36:04:10 11.9 0.12 45 118228 04:48:03.7 +36:10:04 12.9 45 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 118228, (2023/12/28 23:38UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 19.76 51 3Iot Aur 04:56:59.6 +33:09:58 2.7 3.67 43 PPM 069675 04:49:54.6 +37:29:19 4.9 1.53 44 PPM 069651 04:47:46.3 +36:43:22 8.2 0.65 45 PPM 069609 04:44:13.7 +36:10:52 9.6 0.45 45 PPM 069643 04:46:50.2 +36:01:40 11.9 0.12 45 118228 04:46:27.7 +36:07:34 12.9 45 Positions are for J2000
Event circumstances last updated at 2023/11/04 04:07:56 UT
Marc W. Buie, Southwest Research Institute