Event between (136108) Haumea and star GA1040:03744082 with event index number of 2039173
Geocentric closest approach at 2026/05/04 20:16:26 UTC
J2000 position of star is 14:40:58.5 +14:40:26
Equinox of date position of star is 14:42:08.1 +14:34:12
Stellar brightness G=14.7,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 56 degrees from the moon.
Moon is 91% illuminated.
Apparent brightness V=17.2
Object is 49.8 AU from the Sun
and 48.9 AU from the Earth.
Apparent velocity is 25.3
km/sec on the sky relative to the star, or,
2.6 arcsec/hr.
The 1-sigma error in the time of the event is 72 seconds.
The 1-sigma cross-track error in the shadow position is
1782 km.
The object has an absolute magnitude Hv=0.2
Diameter=5420.2 km assuming a 5% albedo -- 218.1 sec chord
Diameter=2212.8 km assuming a 30% albedo -- 89.0 sec chord
Dynamical classification is SCATNEAR
Star training set for 136108, (2026/05/04 20:17UT) Object RA Dec mag sep mel Arcturus 14:16:52.2 +19:02:57 0.0 7.55 63 Alphekka 15:35:48.2 +26:37:39 2.2 17.37 59 PPM 130765 14:41:58.1 +13:25:21 6.0 1.14 55 PPM 130801 14:43:57.4 +14:35:51 6.6 0.42 55 PPM 130767 14:42:00.5 +14:31:56 9.7 0.06 56 136108 14:42:13.5 +14:33:44 14.7 55 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 136108, (2026/05/04 20:17UT) Object RA Dec mag sep mel Arcturus 14:15:38.0 +19:10:14 0.0 7.55 63 Alphekka 15:34:41.5 +26:42:51 2.2 17.37 59 PPM 130765 14:40:42.5 +13:32:03 6.0 1.14 55 PPM 130801 14:42:42.4 +14:42:31 6.6 0.42 55 PPM 130767 14:40:45.5 +14:38:38 9.7 0.06 56 136108 14:40:58.5 +14:40:26 14.7 56 Positions are for J2000
Event circumstances last updated at 2024/06/10 01:52:45 UT
Marc W. Buie, Southwest Research Institute