Event between (469707) 05GB187 and star GA0760:05890631 with event index number of 1200759
Geocentric closest approach at 2022/07/15 04:08:39 UTC
J2000 position of star is 16:36:07.3 -13:30:35
Equinox of date position of star is 16:37:22.2 -13:33:13
Stellar brightness G=15.4,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 64 degrees from the moon.
Moon is 97% illuminated.
TNO apparent brightness V=22.3
[RECON map]
TNO is 31.9 AU from the Sun
and 31.2 AU from the Earth.
The TNO is moving 15.9
km/sec on the sky relative to the star, or,
2.5 arcsec/hr.
The 1-sigma error in the time of the event is 99 seconds.
The 1-sigma cross-track error in the shadow position is
1147 km.
The sky-plane scale is
22624.6 km/arcsec.
The TNO has an absolute magnitude Hv=7.2
Diameter=214.8 km assuming a 5% albedo -- 13.5 sec chord
Diameter=87.7 km assuming a 30% albedo -- 5.5 sec chord
Dynamical classification is 3:2E
Star training set for 469707, (2022/07/15 04:09UT) Object RA Dec mag sep mel Antares 16:30:47.6 -26:28:48 0.9 13.02 63 13Zet Oph 16:38:24.1 -10:36:40 2.6 2.95 65 PPM 232182 16:49:43.9 -14:56:51 6.2 3.30 61 PPM 231910 16:38:01.3 -13:45:55 8.1 0.26 64 PPM 231907 16:37:50.6 -13:38:50 9.3 0.14 64 469707 16:37:23.3 -13:33:16 15.4 64 Positions are for equinox of date
This table contains the target star visibility for the RECON
network. The observing range has been set to a maximum of
5.0 sigma about the mid-time.
The median site spacing is 94.5 km
RECON observability=0.1 and success probability=9.9%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Sleaford | 04:08:52 | -6.5 | NT | Down | 24.4 | 180.3 | Low | 04:00:07 - 04:17:38 | 2342 |
Kamloops | 04:09:54 | -0.9 | CT | Down | 24.7 | 165.1 | Low | 04:01:08 - 04:18:39 | 2212 |
Kelowna | 04:09:51 | -1.9 | CT | Down | 25.6 | 165.9 | Low | 04:01:06 - 04:18:37 | 2177 |
Peachland | 04:09:52 | -1.8 | CT | Down | 25.7 | 165.6 | Low | 04:01:07 - 04:18:38 | 2169 |
Summerland | 04:09:52 | -1.9 | CT | Down | 25.8 | 165.7 | Low | 04:01:07 - 04:18:38 | 2162 |
Penticton | 04:09:52 | -2.0 | CT | Down | 25.9 | 165.8 | Low | 04:01:06 - 04:18:37 | 2159 |
Oliver | 04:09:53 | -2.2 | CT | Down | 26.2 | 165.8 | Low | 04:01:07 - 04:18:38 | 2141 |
Anarchist Mountain Observatory | 04:09:51 | -2.5 | CT | Down | 26.4 | 165.9 | Low | 04:01:06 - 04:18:37 | 2134 |
Tonasket | 04:09:52 | -2.6 | CT | Down | 26.7 | 165.8 | Low | 04:01:07 - 04:18:38 | 2117 |
Okanogan | 04:09:54 | -2.7 | CT | Down | 27.0 | 165.6 | Low | 04:01:08 - 04:18:39 | 2098 |
Brewster | 04:09:54 | -2.8 | CT | Down | 27.3 | 165.4 | Low | 04:01:09 - 04:18:40 | 2082 |
Victoria | 04:10:10 | -0.6 | Sun up | Down | 26.2 | 161.6 | Low | 04:01:24 - 04:18:55 | 2080 |
Manson/Chelan | 04:09:57 | -2.7 | CT | Down | 27.4 | 165.0 | Low | 04:01:11 - 04:18:42 | 2068 |
Wenatchee | 04:09:57 | -2.9 | CT | Down | 27.8 | 164.7 | Low | 04:01:12 - 04:18:43 | 2041 |
Ellensburg | 04:09:59 | -3.1 | CT | Down | 28.2 | 164.4 | Low | 04:01:14 - 04:18:45 | 2017 |
Yakima | 04:10:00 | -3.3 | CT | Down | 28.6 | 164.4 | Low | 04:01:14 - 04:18:45 | 1994 |
Toppenish/White Swan | 04:09:59 | -3.5 | CT | Down | 28.8 | 164.5 | Low | 04:01:14 - 04:18:45 | 1983 |
PNWRO | 04:09:52 | -4.5 | CT | Down | 29.4 | 166.1 | Low | 04:01:07 - 04:18:38 | 1972 |
Goldendale | 04:10:02 | -3.6 | CT | Down | 29.3 | 164.0 | Low | 04:01:16 - 04:18:47 | 1948 |
The Dalles | 04:10:03 | -3.5 | CT | Down | 29.4 | 163.5 | Low | 04:01:18 - 04:18:49 | 1932 |
Maupin | 04:10:04 | -3.8 | CT | Down | 29.8 | 163.6 | Low | 04:01:18 - 04:18:49 | 1909 |
Sisters | 04:10:07 | -4.1 | CT | Down | 30.6 | 162.9 | Up | 04:01:22 - 04:18:53 | 1853 |
Bend | 04:10:06 | -4.4 | CT | Down | 30.9 | 163.2 | Up | 04:01:20 - 04:18:51 | 1841 |
Oregon Observatory | 04:10:06 | -4.4 | CT | Down | 31.0 | 163.0 | Up | 04:01:21 - 04:18:52 | 1829 |
North Lake | 04:10:05 | -5.1 | CT | Down | 31.7 | 163.5 | Up | 04:01:19 - 04:18:50 | 1794 |
Chiloquin | 04:10:10 | -4.9 | CT | Down | 32.2 | 162.3 | Up | 04:01:25 - 04:18:56 | 1744 |
Lakeview | 04:10:03 | -6.0 | NT | Down | 32.9 | 163.9 | Up | 04:01:18 - 04:18:49 | 1731 |
Klamath Falls | 04:10:10 | -5.2 | CT | Down | 32.5 | 162.3 | Up | 04:01:24 - 04:18:55 | 1723 |
Cedarville | 04:10:03 | -6.5 | NT | Down | 33.5 | 164.0 | Up | 04:01:17 - 04:18:48 | 1691 |
Dunrhomin | 04:08:46 | -15.6 | AT | Up | 36.2 | 181.2 | Up | 04:00:01 - 04:17:32 | 1683 |
CU-SBO | 04:08:47 | -15.8 | AT | Up | 36.5 | 181.1 | Up | 04:00:02 - 04:17:33 | 1666 |
Fall River/Burney | 04:10:10 | -6.1 | NT | Down | 33.7 | 162.5 | Up | 04:01:24 - 04:18:55 | 1650 |
Susanville | 04:10:07 | -6.9 | NT | Down | 34.5 | 163.2 | Up | 04:01:21 - 04:18:52 | 1614 |
Gimple | 04:10:08 | -6.9 | NT | Down | 34.7 | 162.9 | Up | 04:01:22 - 04:18:53 | 1594 |
Greenville | 04:10:08 | -6.9 | NT | Down | 34.7 | 162.8 | Up | 04:01:23 - 04:18:54 | 1593 |
Quincy | 04:10:08 | -7.0 | NT | Down | 34.9 | 162.8 | Up | 04:01:23 - 04:18:54 | 1580 |
Portola | 04:10:06 | -7.4 | NT | Down | 35.1 | 163.3 | Up | 04:01:21 - 04:18:52 | 1575 |
Reno | 04:10:03 | -7.9 | NT | Down | 35.5 | 164.0 | Up | 04:01:18 - 04:18:49 | 1562 |
Carson City | 04:10:03 | -8.2 | NT | Down | 35.9 | 164.0 | Up | 04:01:18 - 04:18:49 | 1538 |
Yerington | 04:10:00 | -8.7 | NT | Down | 36.2 | 164.7 | Up | 04:01:15 - 04:18:46 | 1529 |
Gardnerville | 04:10:03 | -8.3 | NT | Down | 36.1 | 164.0 | Up | 04:01:18 - 04:18:49 | 1521 |
Hawthorne | 04:09:58 | -9.3 | NT | Down | 36.7 | 165.2 | Up | 04:01:12 - 04:18:43 | 1501 |
Tonopah | 04:09:51 | -10.4 | NT | Down | 37.5 | 166.8 | Up | 04:01:05 - 04:18:36 | 1479 |
Lee Vining | 04:10:01 | -9.3 | NT | Down | 37.2 | 164.5 | Up | 04:01:15 - 04:18:46 | 1459 |
Bishop | 04:09:57 | -10.1 | NT | Down | 37.9 | 165.2 | Up | 04:01:12 - 04:18:43 | 1421 |
Beatty | 04:09:49 | -11.4 | NT | Down | 38.7 | 167.1 | Up | 04:01:03 - 04:18:34 | 1400 |
Indian Springs | 04:09:43 | -12.3 | AT | Down | 39.2 | 168.3 | Up | 04:00:58 - 04:18:29 | 1383 |
Henderson | 04:09:40 | -13.0 | AT | Down | 39.8 | 169.1 | Up | 04:00:54 - 04:18:25 | 1349 |
Patrick | 04:09:34 | -14.1 | AT | Down | 40.6 | 170.4 | Up | 04:00:48 - 04:18:19 | 1310 |
Kingman/Dolan Springs | 04:09:35 | -14.1 | AT | Down | 40.8 | 170.1 | Up | 04:00:50 - 04:18:21 | 1293 |
Laughlin/Bullhead City | 04:09:38 | -13.8 | AT | Down | 40.7 | 169.5 | Up | 04:00:52 - 04:18:23 | 1287 |
Mohave Valley | 04:09:38 | -14.0 | AT | Down | 41.0 | 169.4 | Up | 04:00:52 - 04:18:23 | 1267 |
Lake Havasu City | 04:09:37 | -14.4 | AT | Down | 41.4 | 169.7 | Up | 04:00:51 - 04:18:22 | 1239 |
Parker | 04:09:37 | -14.7 | AT | Down | 41.8 | 169.7 | Up | 04:00:51 - 04:18:22 | 1213 |
George/Scottsdale | 04:09:23 | -16.5 | AT | Up | 42.5 | 172.7 | Up | 04:00:38 - 04:18:09 | 1195 |
Wildwood | 04:10:01 | -12.0 | NT | Down | 41.0 | 164.3 | Up | 04:01:15 - 04:18:46 | 1180 |
Idyllwild | 04:09:51 | -13.4 | AT | Down | 41.8 | 166.6 | Up | 04:01:05 - 04:18:36 | 1167 |
Calipatria | 04:09:44 | -14.5 | AT | Down | 42.6 | 167.9 | Up | 04:00:59 - 04:18:30 | 1128 |
Yuma | 04:09:39 | -15.4 | AT | Down | 43.1 | 169.0 | Up | 04:00:54 - 04:18:25 | 1100 |
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 469707, (2022/07/15 04:09UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 13.02 63 13Zet Oph 16:37:09.6 -10:34:01 2.6 2.95 65 PPM 232182 16:48:27.0 -14:54:34 6.2 3.30 61 PPM 231910 16:36:45.1 -13:43:15 8.1 0.26 64 PPM 231907 16:36:34.4 -13:36:11 9.3 0.14 64 469707 16:36:07.3 -13:30:35 15.4 64 Positions are for J2000
Event circumstances last updated at 2022/03/15 01:06:41 UT
Marc W. Buie, Southwest Research Institute