Event between (523705) 14HE200 and star GA0700:05795148 with event index number of 2620216
Geocentric closest approach at 2023/05/17 06:49:30 UTC
J2000 position of star is 15:29:15.6 -18:22:42
Equinox of date position of star is 15:30:32.0 -18:27:14
Stellar brightness G=10.7,
use SENSEUP=4 with the MallinCam and and exposure
time of 125 milli-seconds with the QHY174 camera.
Star is 152 degrees from the moon.
Moon is 6% illuminated.
TNO apparent brightness V=21.9
[RECON map]
TNO is 35.4 AU from the Sun
and 34.4 AU from the Earth.
The TNO is moving 23.9
km/sec on the sky relative to the star, or,
3.4 arcsec/hr.
The 1-sigma error in the time of the event is 100 seconds.
The 1-sigma cross-track error in the shadow position is
1356 km.
The sky-plane scale is
24976.6 km/arcsec.
The TNO has an absolute magnitude Hv=6.5
Diameter=302.0 km assuming a 5% albedo -- 12.6 sec chord
Diameter=123.3 km assuming a 30% albedo -- 5.2 sec chord
Dynamical classification is SCATNEAR
Star training set for 523705, (2023/05/17 06:50UT) Object RA Dec mag sep mel Antares 16:30:50.7 -26:28:55 0.9 16.05 137 7Del Sco 16:01:43.2 -22:41:11 2.3 8.42 144 PPM 230380 15:33:57.5 -19:44:54 5.5 1.52 151 PPM 230293 15:30:03.5 -18:48:11 8.3 0.37 152 PPM 230305 15:30:43.5 -18:23:06 9.6 0.08 152 523705 15:30:35.7 -18:27:27 10.7 152 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 12.9 km
RECON observability=1.0 and success probability=0.0%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Sleaford | 06:50:42 | -18.6 | Dark | Down | 19.5 | 179.2 | Really Low | 06:41:54 - 06:59:29 | 7555 |
Kamloops | 06:51:20 | -18.5 | Dark | Down | 19.7 | 164.8 | Really Low | 06:42:33 - 07:00:08 | 7180 |
Kelowna | 06:51:18 | -19.5 | Dark | Down | 20.6 | 165.6 | Low | 06:42:31 - 07:00:06 | 7165 |
Peachland | 06:51:20 | -19.5 | Dark | Down | 20.7 | 165.3 | Low | 06:42:33 - 07:00:08 | 7152 |
Summerland | 06:51:19 | -19.7 | Dark | Down | 20.8 | 165.3 | Low | 06:42:32 - 07:00:07 | 7147 |
Penticton | 06:51:18 | -19.8 | Dark | Down | 20.9 | 165.4 | Low | 06:42:31 - 07:00:06 | 7147 |
Oliver | 06:51:18 | -20.1 | Dark | Down | 21.2 | 165.4 | Low | 06:42:31 - 07:00:06 | 7130 |
Anarchist Mountain Observatory | 06:51:18 | -20.3 | Dark | Down | 21.4 | 165.6 | Low | 06:42:30 - 07:00:05 | 7128 |
Tonasket | 06:51:19 | -20.6 | Dark | Down | 21.7 | 165.5 | Low | 06:42:31 - 07:00:06 | 7111 |
Okanogan | 06:51:20 | -20.9 | Dark | Down | 22.0 | 165.3 | Low | 06:42:33 - 07:00:08 | 7091 |
Brewster | 06:51:19 | -21.1 | Dark | Down | 22.3 | 165.1 | Low | 06:42:32 - 07:00:07 | 7072 |
Manson/Chelan | 06:51:21 | -21.2 | Dark | Down | 22.4 | 164.7 | Low | 06:42:33 - 07:00:08 | 7052 |
Dunrhomin | 06:50:33 | -30.4 | Dark | Down | 31.4 | 179.9 | Up | 06:41:46 - 06:59:21 | 7027 |
Wenatchee | 06:51:21 | -21.7 | Dark | Down | 22.8 | 164.5 | Low | 06:42:33 - 07:00:08 | 7024 |
CU-SBO | 06:50:33 | -30.7 | Dark | Down | 31.6 | 179.8 | Up | 06:41:46 - 06:59:21 | 7011 |
Victoria | 06:51:21 | -20.0 | Dark | Down | 21.2 | 161.5 | Low | 06:42:34 - 07:00:09 | 7002 |
Ellensburg | 06:51:21 | -22.0 | Dark | Down | 23.2 | 164.2 | Low | 06:42:33 - 07:00:08 | 6997 |
PNWRO | 06:51:18 | -23.3 | Dark | Down | 24.4 | 165.7 | Low | 06:42:30 - 07:00:05 | 6990 |
Yakima | 06:51:21 | -22.4 | Dark | Down | 23.6 | 164.1 | Low | 06:42:34 - 07:00:09 | 6976 |
Toppenish/White Swan | 06:51:21 | -22.6 | Dark | Down | 23.8 | 164.3 | Low | 06:42:34 - 07:00:09 | 6969 |
Goldendale | 06:51:21 | -23.1 | Dark | Down | 24.3 | 163.8 | Low | 06:42:33 - 07:00:08 | 6929 |
The Dalles | 06:51:21 | -23.2 | Dark | Down | 24.4 | 163.4 | Low | 06:42:33 - 07:00:08 | 6907 |
Maupin | 06:51:21 | -23.6 | Dark | Down | 24.8 | 163.4 | Low | 06:42:34 - 07:00:09 | 6887 |
Sisters | 06:51:21 | -24.4 | Dark | Down | 25.6 | 162.8 | Low | 06:42:33 - 07:00:08 | 6826 |
Bend | 06:51:21 | -24.6 | Dark | Down | 25.9 | 163.0 | Low | 06:42:33 - 07:00:08 | 6820 |
Oregon Observatory | 06:51:21 | -24.8 | Dark | Down | 26.0 | 162.9 | Low | 06:42:34 - 07:00:09 | 6807 |
North Lake | 06:51:21 | -25.5 | Dark | Down | 26.7 | 163.3 | Low | 06:42:34 - 07:00:09 | 6785 |
Lakeview | 06:51:21 | -26.6 | Dark | Down | 27.8 | 163.8 | Low | 06:42:33 - 07:00:08 | 6739 |
Chiloquin | 06:51:21 | -25.9 | Dark | Down | 27.2 | 162.2 | Low | 06:42:33 - 07:00:08 | 6720 |
Cedarville | 06:51:21 | -27.3 | Dark | Down | 28.5 | 163.8 | Low | 06:42:34 - 07:00:09 | 6705 |
Klamath Falls | 06:51:21 | -26.3 | Dark | Down | 27.5 | 162.3 | Low | 06:42:34 - 07:00:09 | 6702 |
Fall River/Burney | 06:51:21 | -27.5 | Dark | Down | 28.7 | 162.5 | Low | 06:42:33 - 07:00:08 | 6641 |
Susanville | 06:51:21 | -28.3 | Dark | Down | 29.5 | 163.2 | Low | 06:42:33 - 07:00:08 | 6624 |
Gimple | 06:51:21 | -28.5 | Dark | Down | 29.7 | 162.9 | Low | 06:42:34 - 07:00:09 | 6601 |
Greenville | 06:51:21 | -28.4 | Dark | Down | 29.7 | 162.8 | Low | 06:42:34 - 07:00:09 | 6598 |
Reno | 06:51:21 | -29.3 | Dark | Down | 30.5 | 163.9 | Up | 06:42:34 - 07:00:09 | 6595 |
Portola | 06:51:21 | -28.9 | Dark | Down | 30.1 | 163.3 | Up | 06:42:33 - 07:00:08 | 6592 |
Quincy | 06:51:21 | -28.6 | Dark | Down | 29.9 | 162.8 | Low | 06:42:33 - 07:00:08 | 6586 |
Yerington | 06:51:19 | -30.0 | Dark | Down | 31.2 | 164.5 | Up | 06:42:32 - 07:00:07 | 6579 |
Tonopah | 06:51:13 | -31.3 | Dark | Down | 32.4 | 166.5 | Up | 06:42:25 - 07:00:00 | 6578 |
Carson City | 06:51:21 | -29.6 | Dark | Down | 30.8 | 163.9 | Up | 06:42:33 - 07:00:08 | 6573 |
Hawthorne | 06:51:17 | -30.5 | Dark | Down | 31.7 | 165.0 | Up | 06:42:30 - 07:00:05 | 6566 |
Gardnerville | 06:51:21 | -29.9 | Dark | Down | 31.1 | 163.9 | Up | 06:42:33 - 07:00:08 | 6559 |
Indian Springs | 06:51:07 | -33.0 | Dark | Down | 34.2 | 167.9 | Up | 06:42:19 - 06:59:54 | 6527 |
Beatty | 06:51:12 | -32.5 | Dark | Down | 33.7 | 166.8 | Up | 06:42:25 - 07:00:00 | 6516 |
Lee Vining | 06:51:19 | -31.0 | Dark | Down | 32.2 | 164.4 | Up | 06:42:31 - 07:00:06 | 6516 |
Henderson | 06:51:05 | -33.6 | Dark | Down | 34.8 | 168.6 | Up | 06:42:17 - 06:59:52 | 6512 |
Patrick | 06:51:01 | -34.5 | Dark | Down | 35.6 | 169.8 | Up | 06:42:13 - 06:59:48 | 6504 |
Bishop | 06:51:17 | -31.7 | Dark | Down | 32.9 | 165.1 | Up | 06:42:29 - 07:00:04 | 6498 |
Kingman/Dolan Springs | 06:51:01 | -34.6 | Dark | Down | 35.8 | 169.6 | Up | 06:42:14 - 06:59:49 | 6484 |
Laughlin/Bullhead City | 06:51:03 | -34.6 | Dark | Down | 35.7 | 169.0 | Up | 06:42:15 - 06:59:50 | 6466 |
George/Scottsdale | 06:50:53 | -36.4 | Dark | Down | 37.5 | 171.9 | Up | 06:42:06 - 06:59:41 | 6448 |
Mohave Valley | 06:51:03 | -34.8 | Dark | Down | 36.0 | 169.0 | Up | 06:42:15 - 06:59:50 | 6448 |
Lake Havasu City | 06:51:03 | -35.3 | Dark | Down | 36.4 | 169.2 | Up | 06:42:15 - 06:59:50 | 6429 |
Parker | 06:51:02 | -35.6 | Dark | Down | 36.8 | 169.2 | Up | 06:42:14 - 06:59:49 | 6406 |
Idyllwild | 06:51:10 | -35.5 | Dark | Down | 36.7 | 166.3 | Up | 06:42:23 - 06:59:58 | 6306 |
Calipatria | 06:51:06 | -36.4 | Dark | Down | 37.6 | 167.6 | Up | 06:42:19 - 06:59:54 | 6299 |
Yuma | 06:51:02 | -37.0 | Dark | Down | 38.1 | 168.6 | Up | 06:42:15 - 06:59:50 | 6296 |
Wildwood | 06:51:16 | -34.8 | Dark | Down | 36.0 | 164.3 | Up | 06:42:28 - 07:00:03 | 6272 |
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 523705, (2023/05/17 06:50UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 16.05 137 7Del Sco 16:00:20.0 -22:37:19 2.3 8.42 144 PPM 230380 15:32:36.7 -19:40:14 5.5 1.52 151 PPM 230293 15:28:43.2 -18:43:25 8.3 0.37 152 PPM 230305 15:29:23.4 -18:18:21 9.6 0.08 152 523705 15:29:15.6 -18:22:42 10.7 152 Positions are for J2000
Event circumstances last updated at 2022/04/17 00:20:29 UT
Marc W. Buie, Southwest Research Institute