Event between 12XR157 and star GA0920:00783442 with event index number of 2035053
Geocentric closest approach at 2022/11/23 09:45:26 UTC
J2000 position of star is 05:34:43.2 +02:50:16
Equinox of date position of star is 05:35:54.7 +02:51:05
Stellar brightness G=14.5,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 144 degrees from the moon.
Moon is 0% illuminated.
TNO apparent brightness V=22.3
[RECON map]
TNO is 39.9 AU from the Sun
and 39.0 AU from the Earth.
The TNO is moving 24.1
km/sec on the sky relative to the star, or,
3.1 arcsec/hr.
The 1-sigma error in the time of the event is 94 seconds.
The 1-sigma cross-track error in the shadow position is
1743 km.
The sky-plane scale is
28319.5 km/arcsec.
The TNO has an absolute magnitude Hv=6.3
Diameter=334.2 km assuming a 5% albedo -- 13.9 sec chord
Diameter=136.4 km assuming a 30% albedo -- 5.7 sec chord
Dynamical classification is 2:1E
Star training set for 12XR157, (2022/11/23 09:46UT) Object RA Dec mag sep mel Betelgeuse 05:56:24.7 +07:24:34 0.4 6.84 141 34Del Ori 05:33:10.6 -00:17:02 2.2 3.21 143 PPM 149035 05:31:06.1 +01:48:21 5.4 1.59 144 PPM 149138 05:35:15.9 +03:04:18 8.0 0.27 144 PPM 149147 05:35:40.6 +02:56:02 11.5 0.10 144 12XR157 05:35:55.1 +02:51:05 14.5 144 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 23.1 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) |
Kamloops | 09:44:19 | -52.0 | Dark | Down | 42.0 | 185.9 | Up | 09:35:57 - 09:52:41 | 10234 |
Kelowna | 09:44:17 | -52.1 | Dark | Down | 42.8 | 187.2 | Up | 09:35:55 - 09:52:39 | 10156 |
Peachland | 09:44:18 | -52.3 | Dark | Down | 42.9 | 186.8 | Up | 09:35:56 - 09:52:40 | 10153 |
Summerland | 09:44:19 | -52.4 | Dark | Down | 43.0 | 186.9 | Up | 09:35:57 - 09:52:41 | 10140 |
Victoria | 09:44:30 | -54.9 | Dark | Down | 44.3 | 181.9 | Up | 09:36:08 - 09:52:52 | 10136 |
Penticton | 09:44:17 | -52.4 | Dark | Down | 43.1 | 187.1 | Up | 09:35:55 - 09:52:39 | 10133 |
Oliver | 09:44:19 | -52.6 | Dark | Down | 43.4 | 187.1 | Up | 09:35:57 - 09:52:41 | 10106 |
Anarchist Mountain Observatory | 09:44:17 | -52.6 | Dark | Down | 43.6 | 187.4 | Up | 09:35:55 - 09:52:39 | 10090 |
Sleaford | 09:43:40 | -43.9 | Dark | Down | 38.4 | 204.1 | Up | 09:35:18 - 09:52:02 | 10071 |
Tonasket | 09:44:18 | -52.8 | Dark | Down | 43.9 | 187.4 | Up | 09:35:56 - 09:52:40 | 10067 |
Okanogan | 09:44:18 | -53.1 | Dark | Down | 44.3 | 187.2 | Up | 09:35:56 - 09:52:40 | 10045 |
Brewster | 09:44:19 | -53.4 | Dark | Down | 44.5 | 187.0 | Up | 09:35:57 - 09:52:41 | 10028 |
Manson/Chelan | 09:44:22 | -53.7 | Dark | Down | 44.8 | 186.5 | Up | 09:36:00 - 09:52:44 | 10020 |
Wenatchee | 09:44:22 | -54.1 | Dark | Down | 45.3 | 186.3 | Up | 09:36:00 - 09:52:44 | 9986 |
Ellensburg | 09:44:23 | -54.5 | Dark | Down | 45.7 | 186.0 | Up | 09:36:01 - 09:52:45 | 9959 |
Yakima | 09:44:24 | -54.7 | Dark | Down | 46.1 | 186.1 | Up | 09:36:02 - 09:52:46 | 9928 |
Toppenish/White Swan | 09:44:22 | -54.8 | Dark | Down | 46.3 | 186.3 | Up | 09:36:00 - 09:52:44 | 9907 |
Goldendale | 09:44:24 | -55.4 | Dark | Down | 46.9 | 185.8 | Up | 09:36:02 - 09:52:46 | 9872 |
The Dalles | 09:44:27 | -55.7 | Dark | Down | 47.1 | 185.3 | Up | 09:36:05 - 09:52:49 | 9862 |
PNWRO | 09:44:20 | -54.2 | Dark | Down | 46.5 | 188.5 | Up | 09:35:58 - 09:52:42 | 9845 |
Maupin | 09:44:26 | -55.9 | Dark | Down | 47.5 | 185.5 | Up | 09:36:04 - 09:52:48 | 9827 |
Sisters | 09:44:29 | -56.7 | Dark | Down | 48.4 | 184.8 | Up | 09:36:07 - 09:52:51 | 9767 |
Bend | 09:44:27 | -56.7 | Dark | Down | 48.7 | 185.2 | Up | 09:36:05 - 09:52:49 | 9742 |
Oregon Observatory | 09:44:27 | -56.9 | Dark | Down | 48.8 | 185.1 | Up | 09:36:05 - 09:52:49 | 9731 |
North Lake | 09:44:26 | -56.9 | Dark | Down | 49.4 | 186.0 | Up | 09:36:04 - 09:52:48 | 9666 |
Chiloquin | 09:44:30 | -57.9 | Dark | Down | 50.2 | 184.6 | Up | 09:36:08 - 09:52:52 | 9632 |
Klamath Falls | 09:44:30 | -58.0 | Dark | Down | 50.5 | 184.7 | Up | 09:36:08 - 09:52:52 | 9602 |
Lakeview | 09:44:25 | -57.2 | Dark | Down | 50.5 | 187.0 | Up | 09:36:03 - 09:52:47 | 9565 |
Cedarville | 09:44:27 | -57.4 | Dark | Down | 51.1 | 187.3 | Up | 09:36:05 - 09:52:49 | 9506 |
Fall River/Burney | 09:44:30 | -58.4 | Dark | Down | 51.7 | 185.5 | Up | 09:36:08 - 09:52:52 | 9493 |
Susanville | 09:44:28 | -58.3 | Dark | Down | 52.2 | 186.8 | Up | 09:36:06 - 09:52:50 | 9422 |
Greenville | 09:44:31 | -58.6 | Dark | Down | 52.5 | 186.3 | Up | 09:36:09 - 09:52:53 | 9405 |
Gimple | 09:44:29 | -58.6 | Dark | Down | 52.5 | 186.5 | Up | 09:36:07 - 09:52:51 | 9403 |
Quincy | 09:44:30 | -58.7 | Dark | Down | 52.7 | 186.4 | Up | 09:36:08 - 09:52:52 | 9388 |
Portola | 09:44:28 | -58.5 | Dark | Down | 52.8 | 187.1 | Up | 09:36:06 - 09:52:50 | 9366 |
Reno | 09:44:26 | -58.2 | Dark | Down | 53.0 | 188.3 | Up | 09:36:04 - 09:52:48 | 9327 |
Carson City | 09:44:26 | -58.3 | Dark | Down | 53.4 | 188.4 | Up | 09:36:04 - 09:52:48 | 9295 |
Gardnerville | 09:44:25 | -58.4 | Dark | Down | 53.6 | 188.5 | Up | 09:36:03 - 09:52:47 | 9273 |
Yerington | 09:44:24 | -58.0 | Dark | Down | 53.5 | 189.4 | Up | 09:36:02 - 09:52:46 | 9263 |
Hawthorne | 09:44:23 | -57.8 | Dark | Down | 53.9 | 190.4 | Up | 09:36:01 - 09:52:45 | 9209 |
Lee Vining | 09:44:24 | -58.4 | Dark | Down | 54.5 | 189.8 | Up | 09:36:02 - 09:52:46 | 9171 |
Tonopah | 09:44:18 | -57.0 | Dark | Down | 54.1 | 192.9 | Up | 09:35:56 - 09:52:40 | 9134 |
Bishop | 09:44:24 | -58.1 | Dark | Down | 55.0 | 191.1 | Up | 09:36:02 - 09:52:46 | 9100 |
Dunrhomin | 09:43:37 | -47.6 | Dark | Down | 48.7 | 210.2 | Up | 09:35:15 - 09:51:59 | 9057 |
CU-SBO | 09:43:38 | -47.7 | Dark | Down | 48.9 | 210.2 | Up | 09:35:16 - 09:52:00 | 9036 |
Beatty | 09:44:17 | -57.1 | Dark | Down | 55.2 | 194.1 | Up | 09:35:55 - 09:52:39 | 9018 |
Indian Springs | 09:44:14 | -56.4 | Dark | Down | 55.2 | 196.0 | Up | 09:35:52 - 09:52:36 | 8962 |
Henderson | 09:44:12 | -56.1 | Dark | Down | 55.6 | 197.4 | Up | 09:35:50 - 09:52:34 | 8896 |
Patrick | 09:44:08 | -55.4 | Dark | Down | 55.9 | 199.6 | Up | 09:35:46 - 09:52:30 | 8810 |
Wildwood | 09:44:26 | -59.4 | Dark | Down | 58.2 | 191.8 | Up | 09:36:04 - 09:52:48 | 8806 |
Laughlin/Bullhead City | 09:44:12 | -56.0 | Dark | Down | 56.3 | 198.5 | Up | 09:35:50 - 09:52:34 | 8805 |
Kingman/Dolan Springs | 09:44:09 | -55.6 | Dark | Down | 56.2 | 199.4 | Up | 09:35:47 - 09:52:31 | 8795 |
Mohave Valley | 09:44:12 | -56.1 | Dark | Down | 56.6 | 198.6 | Up | 09:35:50 - 09:52:34 | 8779 |
Lake Havasu City | 09:44:11 | -56.0 | Dark | Down | 56.9 | 199.3 | Up | 09:35:49 - 09:52:33 | 8736 |
Idyllwild | 09:44:19 | -58.1 | Dark | Down | 58.2 | 195.4 | Up | 09:35:57 - 09:52:41 | 8725 |
Parker | 09:44:11 | -56.1 | Dark | Down | 57.2 | 199.5 | Up | 09:35:49 - 09:52:33 | 8702 |
Calipatria | 09:44:17 | -57.3 | Dark | Down | 58.5 | 197.8 | Up | 09:35:55 - 09:52:39 | 8637 |
George/Scottsdale | 09:44:03 | -54.2 | Dark | Down | 56.9 | 204.0 | Up | 09:35:41 - 09:52:25 | 8601 |
Yuma | 09:44:13 | -56.7 | Dark | Down | 58.7 | 199.7 | Up | 09:35:51 - 09:52:35 | 8573 |
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 12XR157, (2022/11/23 09:46UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 6.84 141 34Del Ori 05:32:00.4 -00:17:57 2.2 3.21 143 PPM 149035 05:29:54.7 +01:47:22 5.4 1.59 144 PPM 149138 05:34:03.9 +03:03:27 8.0 0.27 144 PPM 149147 05:34:28.6 +02:55:13 11.5 0.10 144 12XR157 05:34:43.2 +02:50:16 14.5 144 Positions are for J2000
Event circumstances last updated at 2022/10/10 04:16:08 UT
Marc W. Buie, Southwest Research Institute