Event between (119979) 02WC19 and star GA1100:01946892 with event index number of 2115840
Geocentric closest approach at 2022/11/23 13:01:02 UTC
J2000 position of star is 06:20:13.4 +20:47:06
Equinox of date position of star is 06:21:34.8 +20:46:25
Stellar brightness G=17.0,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 141 degrees from the moon.
Moon is 0% illuminated.
TNO apparent brightness V=20.7
[RECON map]
TNO is 39.5 AU from the Sun
and 38.7 AU from the Earth.
The TNO is moving 20.3
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 244 seconds.
The 1-sigma cross-track error in the shadow position is
1689 km.
The sky-plane scale is
28035.8 km/arcsec.
The TNO has an absolute magnitude Hv=4.7
Diameter=691.9 km assuming a 5% albedo -- 34.6 sec chord
Diameter=282.4 km assuming a 30% albedo -- 14.1 sec chord
Dynamical classification is 2:1E
Star training set for 119979, (2022/11/23 13:01UT) Object RA Dec mag sep mel Betelgeuse 05:56:24.7 +07:24:34 0.4 14.69 143 Alhena 06:39:02.1 +16:22:40 1.9 6.03 136 16 Gem 06:29:18.4 +20:28:49 6.1 1.83 139 PPM 122302 06:21:33.5 +19:51:45 8.5 0.91 141 PPM 095797 06:21:39.7 +20:32:04 9.1 0.24 141 PPM 095818 06:22:17.3 +20:38:48 11.9 0.21 141 119979 06:21:35.4 +20:46:25 17.0 140 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
3.7 sigma about the mid-time.
The median site spacing is 26.8 km
RECON observability=0.9 and success probability=21.5%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Sleaford | 12:58:29 | -14.7 | AT | Down | 36.9 | 256.0 | Up | 12:43:29 - 13:13:29 | -252 |
Kamloops | 12:58:57 | -23.3 | Dark | Down | 45.7 | 243.2 | Up | 12:43:57 - 13:13:57 | -659 |
Kelowna | 12:58:52 | -22.7 | Dark | Down | 45.6 | 244.9 | Up | 12:43:52 - 13:13:52 | -713 |
Peachland | 12:58:52 | -22.8 | Dark | Down | 45.8 | 244.7 | Up | 12:43:52 - 13:13:52 | -728 |
Summerland | 12:58:52 | -22.8 | Dark | Down | 45.8 | 244.9 | Up | 12:43:52 - 13:13:52 | -739 |
Penticton | 12:58:51 | -22.7 | Dark | Down | 45.8 | 245.1 | Up | 12:43:51 - 13:13:51 | -743 |
Oliver | 12:58:50 | -22.7 | Dark | Down | 45.9 | 245.4 | Up | 12:43:50 - 13:13:50 | -774 |
Anarchist Mountain Observatory | 12:58:49 | -22.5 | Dark | Down | 45.9 | 245.8 | Up | 12:43:49 - 13:13:49 | -785 |
Tonasket | 12:58:48 | -22.5 | Dark | Down | 46.1 | 246.0 | Up | 12:43:48 - 13:13:48 | -814 |
Okanogan | 12:58:48 | -22.6 | Dark | Down | 46.3 | 246.2 | Up | 12:43:48 - 13:13:48 | -847 |
Brewster | 12:58:48 | -22.7 | Dark | Down | 46.5 | 246.2 | Up | 12:43:48 - 13:13:48 | -875 |
Manson/Chelan | 12:58:48 | -22.9 | Dark | Down | 46.8 | 246.1 | Up | 12:43:48 - 13:13:48 | -901 |
Victoria | 12:58:59 | -25.1 | Dark | Down | 48.5 | 242.0 | Up | 12:43:59 - 13:13:59 | -906 |
Wenatchee | 12:58:47 | -23.0 | Dark | Down | 47.1 | 246.3 | Up | 12:43:47 - 13:13:47 | -947 |
Ellensburg | 12:58:46 | -23.1 | Dark | Down | 47.4 | 246.5 | Up | 12:43:46 - 13:13:46 | -989 |
Yakima | 12:58:46 | -23.1 | Dark | Down | 47.6 | 246.9 | Up | 12:43:46 - 13:13:46 | -1026 |
Toppenish/White Swan | 12:58:44 | -23.0 | Dark | Down | 47.6 | 247.3 | Up | 12:43:44 - 13:13:44 | -1042 |
PNWRO | 12:58:39 | -21.9 | Dark | Down | 46.8 | 249.1 | Up | 12:43:39 - 13:13:39 | -1045 |
Goldendale | 12:58:44 | -23.2 | Dark | Down | 48.1 | 247.4 | Up | 12:43:44 - 13:13:44 | -1101 |
The Dalles | 12:58:44 | -23.4 | Dark | Down | 48.4 | 247.3 | Up | 12:43:44 - 13:13:44 | -1130 |
Maupin | 12:58:43 | -23.3 | Dark | Down | 48.5 | 247.8 | Up | 12:43:43 - 13:13:43 | -1166 |
Dunrhomin | 12:57:48 | -11.0 | NT | Down | 38.4 | 265.6 | Up | 12:42:48 - 13:12:48 | -1243 |
Sisters | 12:58:42 | -23.6 | Dark | Down | 49.2 | 248.3 | Up | 12:43:42 - 13:13:42 | -1258 |
CU-SBO | 12:57:47 | -11.0 | NT | Down | 38.5 | 265.7 | Up | 12:42:47 - 13:12:47 | -1269 |
Bend | 12:58:41 | -23.4 | Dark | Down | 49.1 | 248.8 | Up | 12:43:41 - 13:13:41 | -1275 |
Oregon Observatory | 12:58:41 | -23.4 | Dark | Down | 49.2 | 248.8 | Up | 12:43:41 - 13:13:41 | -1294 |
North Lake | 12:58:38 | -23.0 | Dark | Down | 49.1 | 250.0 | Up | 12:43:38 - 13:13:38 | -1343 |
Chiloquin | 12:58:39 | -23.6 | Dark | Down | 50.0 | 249.9 | Up | 12:43:39 - 13:13:39 | -1427 |
Lakeview | 12:58:33 | -22.5 | Dark | Down | 49.1 | 251.7 | Up | 12:43:33 - 13:13:33 | -1431 |
Klamath Falls | 12:58:38 | -23.5 | Dark | Down | 50.0 | 250.3 | Up | 12:43:38 - 13:13:38 | -1458 |
Cedarville | 12:58:31 | -22.2 | Dark | Down | 49.1 | 252.6 | Up | 12:43:31 - 13:13:31 | -1490 |
Fall River/Burney | 12:58:33 | -23.1 | Dark | Down | 50.2 | 252.0 | Up | 12:43:33 - 13:13:33 | -1563 |
Susanville | 12:58:30 | -22.5 | Dark | Down | 49.8 | 253.4 | Up | 12:43:30 - 13:13:30 | -1607 |
Gimple | 12:58:30 | -22.6 | Dark | Down | 50.1 | 253.5 | Up | 12:43:30 - 13:13:30 | -1639 |
Greenville | 12:58:30 | -22.6 | Dark | Down | 50.1 | 253.4 | Up | 12:43:30 - 13:13:30 | -1641 |
Quincy | 12:58:29 | -22.6 | Dark | Down | 50.2 | 253.7 | Up | 12:43:29 - 13:13:29 | -1660 |
Portola | 12:58:28 | -22.2 | Dark | Down | 49.9 | 254.2 | Up | 12:43:28 - 13:13:28 | -1662 |
Reno | 12:58:25 | -21.7 | Dark | Down | 49.5 | 255.1 | Up | 12:43:25 - 13:13:25 | -1673 |
Carson City | 12:58:24 | -21.6 | Dark | Down | 49.5 | 255.5 | Up | 12:43:24 - 13:13:24 | -1707 |
Yerington | 12:58:21 | -21.1 | Dark | Down | 49.1 | 256.3 | Up | 12:43:21 - 13:13:21 | -1712 |
Gardnerville | 12:58:23 | -21.6 | Dark | Down | 49.6 | 255.8 | Up | 12:43:23 - 13:13:23 | -1730 |
Hawthorne | 12:58:19 | -20.6 | Dark | Down | 48.8 | 257.2 | Up | 12:43:19 - 13:13:19 | -1745 |
Tonopah | 12:58:13 | -19.5 | Dark | Down | 47.8 | 258.9 | Up | 12:43:13 - 13:13:13 | -1757 |
Lee Vining | 12:58:19 | -20.9 | Dark | Down | 49.3 | 257.5 | Up | 12:43:19 - 13:13:19 | -1811 |
Bishop | 12:58:15 | -20.3 | Dark | Down | 48.9 | 258.7 | Up | 12:43:15 - 13:13:15 | -1853 |
Beatty | 12:58:09 | -18.9 | Dark | Down | 47.7 | 260.4 | Up | 12:43:09 - 13:13:09 | -1859 |
Indian Springs | 12:58:05 | -18.0 | Dark | Down | 46.9 | 261.6 | Up | 12:43:05 - 13:13:05 | -1865 |
Henderson | 12:58:02 | -17.4 | AT | Down | 46.5 | 262.6 | Up | 12:43:02 - 13:13:02 | -1900 |
Patrick | 12:57:57 | -16.3 | AT | Down | 45.6 | 264.0 | Up | 12:42:57 - 13:12:57 | -1933 |
Kingman/Dolan Springs | 12:57:56 | -16.4 | AT | Down | 45.8 | 264.1 | Up | 12:42:56 - 13:12:56 | -1959 |
Laughlin/Bullhead City | 12:57:58 | -16.8 | AT | Down | 46.2 | 263.8 | Up | 12:42:58 - 13:12:58 | -1975 |
Mohave Valley | 12:57:57 | -16.8 | AT | Down | 46.3 | 264.1 | Up | 12:42:57 - 13:12:57 | -2002 |
Lake Havasu City | 12:57:56 | -16.5 | AT | Down | 46.1 | 264.7 | Up | 12:42:56 - 13:12:56 | -2035 |
George/Scottsdale | 12:57:47 | -14.3 | AT | Down | 44.2 | 266.9 | Up | 12:42:47 - 13:12:47 | -2046 |
Parker | 12:57:55 | -16.4 | AT | Down | 46.1 | 265.0 | Up | 12:42:55 - 13:12:55 | -2069 |
Idyllwild | 12:58:01 | -18.2 | Dark | Down | 48.1 | 263.9 | Up | 12:43:01 - 13:13:01 | -2172 |
Wildwood | 12:58:08 | -19.8 | Dark | Down | 49.6 | 262.3 | Up | 12:43:08 - 13:13:08 | -2184 |
Calipatria | 12:57:56 | -17.1 | AT | Down | 47.2 | 265.3 | Up | 12:42:56 - 13:12:56 | -2203 |
Yuma | 12:57:52 | -16.3 | AT | Down | 46.5 | 266.3 | Up | 12:42:52 - 13:12:52 | -2223 |
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 119979, (2022/11/23 13:01UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 14.69 143 Alhena 06:37:42.8 +16:23:57 1.9 6.03 136 16 Gem 06:27:56.7 +20:29:46 6.1 1.83 139 PPM 122302 06:20:12.1 +19:52:27 8.5 0.91 141 PPM 095797 06:20:17.9 +20:32:46 9.1 0.24 141 PPM 095818 06:20:55.5 +20:39:31 11.9 0.21 141 119979 06:20:13.4 +20:47:06 17.0 141 Positions are for J2000
Event circumstances last updated at 2022/09/30 04:13:43 UT
Marc W. Buie, Southwest Research Institute