Event between (523680) 13YJ151 and star GA1040:03179002 with event index number of 2624796
Geocentric closest approach at 2028/05/05 09:19:32 UTC
J2000 position of star is 08:35:12.8 +14:42:25
Equinox of date position of star is 08:36:33.7 +14:37:20
Stellar brightness G=15.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 52 degrees from the moon.
Moon is 85% illuminated.
Apparent brightness V=22.3
Object is 44.9 AU from the Sun
and 45.0 AU from the Earth.
Apparent velocity is 7.8
km/sec on the sky relative to the star, or,
0.9 arcsec/hr.
The 1-sigma error in the time of the event is 292 seconds.
The 1-sigma cross-track error in the shadow position is
2385 km.
The object has an absolute magnitude Hv=5.6
Diameter=457.1 km assuming a 5% albedo -- 59.3 sec chord
Diameter=186.6 km assuming a 30% albedo -- 24.2 sec chord
Dynamical classification is SCATNEAR
Star training set for 523680, (2028/05/05 09:27UT) Object RA Dec mag sep mel Pollux 07:47:03.1 +27:57:19 1.1 17.65 67 PPM 125463 08:37:42.9 +15:12:49 6.5 0.65 52 PPM 125408 08:35:21.3 +14:34:30 8.2 0.35 52 PPM 125450 08:37:09.4 +14:32:09 9.4 0.11 52 523680 08:36:47.6 +14:36:27 15.6 51 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 523680, (2028/05/05 09:27UT) Object RA Dec mag sep mel Pollux 07:45:17.9 +28:01:33 1.1 17.65 67 PPM 125463 08:36:07.7 +15:18:49 6.5 0.65 52 PPM 125408 08:33:46.4 +14:40:25 8.2 0.35 52 PPM 125450 08:35:34.6 +14:38:07 9.4 0.11 52 523680 08:35:12.8 +14:42:25 15.6 52 Positions are for J2000
Event circumstances last updated at 2024/03/07 04:23:51 UT
Marc W. Buie, Southwest Research Institute