Event between (579077) 14LP28 and star GA0840:19891830 with event index number of 2557881
Geocentric closest approach at 2022/12/07 02:14:39 UTC
J2000 position of star is 22:15:45.4 -04:16:27
Equinox of date position of star is 22:16:56.3 -04:09:37
Stellar brightness G=12.2,
use SENSEUP=16 with the MallinCam and and exposure
time of 250 milli-seconds with the QHY174 camera.
Star is 88 degrees from the moon.
Moon is 99% illuminated.
TNO apparent brightness V=22.4
[RECON map]
TNO is 39.3 AU from the Sun
and 39.4 AU from the Earth.
The TNO is moving 11.3
km/sec on the sky relative to the star, or,
1.4 arcsec/hr.
The 1-sigma error in the time of the event is 216 seconds.
The 1-sigma cross-track error in the shadow position is
1486 km.
The sky-plane scale is
28611.3 km/arcsec.
The TNO has an absolute magnitude Hv=6.3
Diameter=332.7 km assuming a 5% albedo -- 29.8 sec chord
Diameter=135.8 km assuming a 30% albedo -- 12.2 sec chord
Dynamical classification is SCATEXTD
Star training set for 579077, (2022/12/07 02:15UT) Object RA Dec mag sep mel Fomalhaut 22:58:54.7 -29:30:01 1.2 27.22 90 Markab 23:05:54.3 +15:19:45 2.5 22.95 70 44 Aqr 22:18:18.3 -05:16:19 5.7 1.16 88 PPM 206121 22:15:03.1 -04:20:13 7.2 0.51 89 PPM 206151 22:16:24.6 -04:02:22 9.6 0.18 88 579077 22:16:56.9 -04:09:33 12.2 88 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
4.2 sigma about the mid-time.
The median site spacing is 18.9 km
RECON observability=1.0 and success probability=26.7%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Sleaford | 02:17:20 | -30.2 | Dark | Up | 28.0 | 214.8 | Low | 02:02:20 - 02:32:20 | 1138 |
Kamloops | 02:16:00 | -20.9 | Dark | Up | 33.5 | 198.7 | Up | 02:01:00 - 02:31:00 | 1049 |
Kelowna | 02:16:07 | -21.3 | Dark | Up | 34.0 | 199.9 | Up | 02:01:07 - 02:31:07 | 997 |
Peachland | 02:16:06 | -21.1 | Dark | Up | 34.2 | 199.6 | Up | 02:01:06 - 02:31:06 | 990 |
Summerland | 02:16:07 | -21.1 | Dark | Up | 34.3 | 199.8 | Up | 02:01:07 - 02:31:07 | 980 |
Penticton | 02:16:07 | -21.2 | Dark | Up | 34.3 | 199.9 | Up | 02:01:07 - 02:31:07 | 976 |
Oliver | 02:16:08 | -21.1 | Dark | Up | 34.7 | 200.0 | Up | 02:01:08 - 02:31:08 | 953 |
Anarchist Mountain Observatory | 02:16:10 | -21.2 | Dark | Up | 34.8 | 200.3 | Up | 02:01:10 - 02:31:10 | 942 |
Tonasket | 02:16:10 | -21.1 | Dark | Up | 35.1 | 200.3 | Up | 02:01:10 - 02:31:10 | 921 |
Victoria | 02:15:44 | -18.5 | Dark | Up | 36.1 | 195.4 | Up | 02:00:44 - 02:30:44 | 905 |
Okanogan | 02:16:10 | -21.0 | Dark | Up | 35.5 | 200.2 | Up | 02:01:10 - 02:31:10 | 898 |
Brewster | 02:16:09 | -20.8 | Dark | Up | 35.8 | 200.0 | Up | 02:01:09 - 02:31:09 | 880 |
Manson/Chelan | 02:16:07 | -20.5 | Dark | Up | 36.0 | 199.6 | Up | 02:01:07 - 02:31:07 | 866 |
Wenatchee | 02:16:07 | -20.3 | Dark | Up | 36.5 | 199.5 | Up | 02:01:07 - 02:31:07 | 833 |
Ellensburg | 02:16:06 | -20.1 | Dark | Up | 37.0 | 199.3 | Up | 02:01:06 - 02:31:06 | 805 |
Yakima | 02:16:07 | -20.0 | Dark | Up | 37.3 | 199.4 | Up | 02:01:07 - 02:31:07 | 776 |
Toppenish/White Swan | 02:16:09 | -20.0 | Dark | Up | 37.5 | 199.7 | Up | 02:01:09 - 02:31:09 | 761 |
PNWRO | 02:16:13 | -21.0 | Dark | Up | 37.5 | 201.6 | Up | 02:01:13 - 02:31:13 | 741 |
Goldendale | 02:16:07 | -19.6 | Dark | Up | 38.1 | 199.3 | Up | 02:01:07 - 02:31:07 | 722 |
The Dalles | 02:16:05 | -19.3 | Dark | Up | 38.4 | 198.9 | Up | 02:01:05 - 02:31:05 | 705 |
Maupin | 02:16:07 | -19.3 | Dark | Up | 38.8 | 199.1 | Up | 02:01:07 - 02:31:07 | 676 |
Sisters | 02:16:05 | -18.8 | Dark | Up | 39.7 | 198.8 | Up | 02:01:05 - 02:31:05 | 612 |
Bend | 02:16:07 | -18.9 | Dark | Up | 39.9 | 199.2 | Up | 02:01:07 - 02:31:07 | 594 |
Oregon Observatory | 02:16:07 | -18.8 | Dark | Up | 40.1 | 199.0 | Up | 02:01:07 - 02:31:07 | 582 |
North Lake | 02:16:12 | -19.0 | Dark | Up | 40.6 | 199.9 | Up | 02:01:12 - 02:31:12 | 535 |
Chiloquin | 02:16:06 | -18.1 | Dark | Up | 41.5 | 198.9 | Up | 02:01:06 - 02:31:06 | 483 |
Lakeview | 02:16:13 | -19.2 | Dark | Up | 41.4 | 201.0 | Up | 02:01:13 - 02:31:13 | 459 |
Klamath Falls | 02:16:07 | -18.1 | Dark | Up | 41.8 | 199.1 | Up | 02:01:07 - 02:31:07 | 457 |
Cedarville | 02:16:13 | -19.1 | Dark | Up | 42.0 | 201.4 | Up | 02:01:13 - 02:31:13 | 414 |
Fall River/Burney | 02:16:12 | -18.1 | Dark | Up | 42.8 | 200.0 | Up | 02:01:12 - 02:31:12 | 366 |
Bishop | 02:16:13 | -19.5 | Dark | Up | 45.3 | 205.3 | Up | 02:01:13 - 02:31:13 | 336 |
Hawthorne | 02:16:13 | -19.6 | Dark | Up | 44.3 | 204.5 | Up | 02:01:13 - 02:31:13 | 328 |
Susanville | 02:16:13 | -18.5 | Dark | Up | 43.2 | 201.1 | Up | 02:01:13 - 02:31:13 | 326 |
Yerington | 02:16:13 | -19.3 | Dark | Up | 44.0 | 203.6 | Up | 02:01:13 - 02:31:13 | 306 |
Dunrhomin | 02:18:10 | -30.5 | Dark | Up | 37.0 | 220.4 | Up | 02:03:10 - 02:33:10 | 305 |
Gimple | 02:16:13 | -18.3 | Dark | Up | 43.5 | 201.0 | Up | 02:01:13 - 02:31:13 | 302 |
Greenville | 02:16:13 | -18.2 | Dark | Up | 43.5 | 200.8 | Up | 02:01:13 - 02:31:13 | 300 |
Reno | 02:16:13 | -18.9 | Dark | Up | 43.7 | 202.6 | Up | 02:01:13 - 02:31:13 | 296 |
Portola | 02:16:13 | -18.5 | Dark | Up | 43.7 | 201.6 | Up | 02:01:13 - 02:31:13 | 288 |
Quincy | 02:16:13 | -18.2 | Dark | Up | 43.7 | 200.9 | Up | 02:01:13 - 02:31:13 | 286 |
CU-SBO | 02:18:10 | -30.4 | Dark | Up | 37.3 | 220.5 | Up | 02:03:10 - 02:33:10 | 285 |
Lee Vining | 02:16:13 | -19.1 | Dark | Up | 45.0 | 204.1 | Up | 02:01:13 - 02:31:13 | 281 |
Carson City | 02:16:13 | -18.8 | Dark | Up | 44.1 | 202.7 | Up | 02:01:13 - 02:31:13 | 278 |
Gardnerville | 02:16:13 | -18.8 | Dark | Up | 44.3 | 202.9 | Up | 02:01:13 - 02:31:13 | 269 |
Tonopah | 02:16:50 | -20.7 | Dark | Up | 44.2 | 206.8 | Up | 02:01:50 - 02:31:50 | 132 |
Beatty | 02:16:56 | -20.8 | Dark | Up | 45.0 | 207.9 | Up | 02:01:56 - 02:31:56 | 36 |
Indian Springs | 02:17:05 | -21.6 | Dark | Up | 44.9 | 209.5 | Up | 02:02:05 - 02:32:05 | 9 |
Henderson | 02:17:12 | -22.0 | Dark | Up | 45.1 | 210.7 | Up | 02:02:12 - 02:32:12 | -36 |
Patrick | 02:17:22 | -22.8 | Dark | Up | 45.1 | 212.5 | Up | 02:02:22 - 02:32:22 | -89 |
Kingman/Dolan Springs | 02:17:21 | -22.6 | Dark | Up | 45.4 | 212.4 | Up | 02:02:21 - 02:32:21 | -108 |
Laughlin/Bullhead City | 02:17:17 | -22.2 | Dark | Up | 45.6 | 211.7 | Up | 02:02:17 - 02:32:17 | -110 |
Mohave Valley | 02:17:18 | -22.1 | Dark | Up | 45.9 | 211.9 | Up | 02:02:18 - 02:32:18 | -133 |
Lake Havasu City | 02:17:21 | -22.2 | Dark | Up | 46.1 | 212.5 | Up | 02:02:21 - 02:32:21 | -168 |
Parker | 02:17:22 | -22.2 | Dark | Up | 46.4 | 212.7 | Up | 02:02:22 - 02:32:22 | -198 |
Wildwood | 02:16:48 | -18.6 | Dark | Up | 48.2 | 206.8 | Up | 02:01:48 - 02:31:48 | -204 |
Idyllwild | 02:17:03 | -20.1 | Dark | Up | 47.8 | 209.6 | Up | 02:02:03 - 02:32:03 | -234 |
George/Scottsdale | 02:17:42 | -24.1 | Dark | Up | 45.5 | 216.1 | Up | 02:02:42 - 02:32:42 | -235 |
Calipatria | 02:17:14 | -20.9 | Dark | Up | 47.8 | 211.6 | Up | 02:02:14 - 02:32:14 | -287 |
Yuma | 02:17:22 | -21.6 | Dark | Up | 47.7 | 213.1 | Up | 02:02:22 - 02:32:22 | -325 |
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 579077, (2022/12/07 02:15UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.6 -29:37:24 1.2 27.22 90 Markab 23:04:45.8 +15:12:18 2.5 22.95 70 44 Aqr 22:17:06.5 -05:23:13 5.7 1.16 88 PPM 206121 22:13:51.5 -04:27:05 7.2 0.51 89 PPM 206151 22:15:13.1 -04:09:14 9.6 0.18 88 579077 22:15:45.4 -04:16:27 12.2 88 Positions are for J2000
Event circumstances last updated at 2022/10/03 04:13:38 UT
Marc W. Buie, Southwest Research Institute