Event between (118228) 96TQ66 and star GA1260:02115575 with event index number of 2519916
Geocentric closest approach at 2028/12/14 20:39:14 UTC
J2000 position of star is 05:31:51.8 +37:46:17
Equinox of date position of star is 05:33:31.2 +37:47:15
Stellar brightness G=10.0,
use SENSEUP=2 with the MallinCam and and exposure
time of 125 milli-seconds with the QHY174 camera.
Star is 160 degrees from the moon.
Moon is 2% illuminated.
Apparent brightness V=22.8
Object is 36.2 AU from the Sun
and 35.3 AU from the Earth.
Apparent velocity is 25.2
km/sec on the sky relative to the star, or,
3.5 arcsec/hr.
The 1-sigma error in the time of the event is 473 seconds.
The 1-sigma cross-track error in the shadow position is
2248 km.
The object has an absolute magnitude Hv=7.2
Diameter=224.9 km assuming a 5% albedo -- 8.8 sec chord
Diameter=91.8 km assuming a 30% albedo -- 3.6 sec chord
Dynamical classification is 3:2E
Star training set for 118228, (2028/12/14 20:39UT) Object RA Dec mag sep mel Aldebaran 04:37:35.1 +16:33:55 0.8 24.57 171 3Iot Aur 04:58:53.0 +33:12:33 2.7 8.46 168 21Sig Aur 05:26:37.5 +37:24:34 6.4 1.48 161 PPM 070574 05:37:26.6 +37:55:06 7.9 0.72 159 PPM 070485 05:32:47.5 +37:49:53 8.9 0.21 160 118228 05:33:50.6 +37:47:26 10.0 160 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, (2028/12/14 20:39UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 24.57 171 3Iot Aur 04:56:59.6 +33:09:58 2.7 8.46 168 21Sig Aur 05:24:39.2 +37:23:07 6.4 1.48 161 PPM 070574 05:35:27.6 +37:54:06 7.9 0.72 159 PPM 070485 05:30:48.6 +37:48:42 8.9 0.21 160 118228 05:31:51.8 +37:46:17 10.0 160 Positions are for J2000
Event circumstances last updated at 2024/03/21 22:36:16 UT
Marc W. Buie, Southwest Research Institute