Event between (385533) 04QD29 and star GA0720:33657068 with event index number of 2456601
Geocentric closest approach at 2027/05/25 09:12:09 UTC
J2000 position of star is 23:26:01.6 -16:44:49
Equinox of date position of star is 23:27:11.6 -16:37:26
Stellar brightness G=15.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 47 degrees from the moon.
Moon is 79% illuminated.
TNO apparent brightness V=23.5
TNO is 43.0 AU from the Sun
and 43.2 AU from the Earth.
The TNO is moving 13.0
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 4342 seconds.
The 1-sigma cross-track error in the shadow position is
3971 km.
The TNO has an absolute magnitude Hv=7.0
Diameter=239.9 km assuming a 5% albedo -- 18.4 sec chord
Diameter=97.9 km assuming a 30% albedo -- 7.5 sec chord
Dynamical classification is SCATEXTD
Star training set for 385533, (2027/05/25 09:12UT) Object RA Dec mag sep mel Fomalhaut 22:59:09.4 -29:28:34 1.2 14.42 39 97 Aqr 23:24:05.1 -14:53:20 5.5 1.89 47 PPM 241570 23:25:18.3 -17:38:20 7.8 1.16 47 PPM 241626 23:27:51.1 -16:39:37 9.8 0.11 47 385533 23:27:27.4 -16:35:46 15.8 48 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 385533, (2027/05/25 09:12UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.6 -29:37:24 1.2 14.42 39 97 Aqr 23:22:39.3 -15:02:22 5.5 1.89 47 PPM 241570 23:23:52.3 -17:47:22 7.8 1.16 47 PPM 241626 23:26:25.3 -16:48:41 9.8 0.11 47 385533 23:26:01.6 -16:44:49 15.8 47 Positions are for J2000
Event circumstances last updated at 2022/05/07 22:22:11 UT
Marc W. Buie, Southwest Research Institute