Event between (26308) 98SM165 and star GA0980:00294756 with event index number of 1480526
Geocentric closest approach at 2026/02/11 08:34:19 UTC
J2000 position of star is 03:24:59.9 +08:03:29
Equinox of date position of star is 03:26:16.9 +08:08:28
Stellar brightness G=15.5,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 154 degrees from the moon.
Moon is 33% illuminated.
Apparent brightness V=22.3
Object is 43.6 AU from the Sun
and 43.6 AU from the Earth.
Apparent velocity is 6.7
km/sec on the sky relative to the star, or,
0.8 arcsec/hr.
The 1-sigma error in the time of the event is 274 seconds.
The 1-sigma cross-track error in the shadow position is
2158 km.
The object has an absolute magnitude Hv=5.8
Diameter=415.0 km assuming a 5% albedo -- 63.1 sec chord
Diameter=169.4 km assuming a 30% albedo -- 25.8 sec chord
Dynamical classification is 2:1E+6:3EII
Star training set for 26308, (2026/02/11 08:35UT) Object RA Dec mag sep mel Aldebaran 04:37:25.3 +16:33:35 0.8 19.26 169 Menkar 03:03:38.9 +04:11:27 2.5 6.90 147 1Omi Tau 03:26:13.4 +09:07:09 3.6 0.97 154 PPM 146581 03:29:01.7 +07:50:23 7.9 0.72 154 PPM 146549 03:27:25.7 +08:21:36 9.5 0.33 154 PPM 146536 03:26:23.4 +08:19:10 11.2 0.17 154 26308 03:26:24.1 +08:08:56 15.5 154 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 26308, (2026/02/11 08:35UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 19.26 169 Menkar 03:02:16.8 +04:05:21 2.5 6.90 147 1Omi Tau 03:24:48.7 +09:01:42 3.6 0.97 154 PPM 146581 03:27:37.7 +07:45:01 7.9 0.72 154 PPM 146549 03:26:01.4 +08:16:12 9.5 0.33 154 PPM 146536 03:24:59.2 +08:13:43 11.2 0.17 154 26308 03:24:59.9 +08:03:29 15.5 154 Positions are for J2000
Event circumstances last updated at 2023/11/18 05:03:19 UT
Marc W. Buie, Southwest Research Institute