Event between (530055) 10VW224 and star GA1100:01320776 with event index number of 2435885
Geocentric closest approach at 2028/10/27 01:35:46 UTC
J2000 position of star is 05:40:52.8 +20:35:23
Equinox of date position of star is 05:42:14.9 +20:36:00
Stellar brightness G=16.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 121 degrees from the moon.
Moon is 68% illuminated.
Apparent brightness V=22.5
Object is 49.6 AU from the Sun
and 49.0 AU from the Earth.
Apparent velocity is 15.0
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 736 seconds.
The 1-sigma cross-track error in the shadow position is
2919 km.
The object has an absolute magnitude Hv=5.5
Diameter=478.6 km assuming a 5% albedo -- 31.3 sec chord
Diameter=195.4 km assuming a 30% albedo -- 12.8 sec chord
Dynamical classification is SCATNEAR
Star training set for 530055, (2028/10/27 01:21UT) Object RA Dec mag sep mel Betelgeuse 05:56:44.0 +07:24:36 0.4 13.63 124 Alnath 05:28:07.0 +28:37:45 1.6 8.67 117 123Zet Tau 05:39:22.1 +21:09:27 3.0 0.94 120 PPM 094568 05:38:45.5 +20:44:37 8.5 0.91 120 PPM 094691 05:43:38.3 +20:30:45 8.9 0.26 121 530055 05:42:35.8 +20:36:09 16.0 121 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 530055, (2028/10/27 01:21UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 13.63 124 Alnath 05:26:17.6 +28:36:23 1.6 8.67 117 123Zet Tau 05:37:38.7 +21:08:33 3.0 0.94 120 PPM 094568 05:37:02.3 +20:43:41 8.5 0.91 120 PPM 094691 05:41:55.3 +20:30:01 8.9 0.26 121 530055 05:40:52.8 +20:35:23 16.0 121 Positions are for J2000
Event circumstances last updated at 2022/12/26 04:38:24 UT
Marc W. Buie, Southwest Research Institute