Event between 03QX111 and star GA0900:00115903 with event index number of 1548988
Geocentric closest approach at 2022/01/30 02:49:09 UTC
J2000 position of star is 01:21:30.5 +01:34:20
Equinox of date position of star is 01:22:37.7 +01:41:08
Stellar brightness G=16.9,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 98 degrees from the moon.
Moon is 6% illuminated.
TNO apparent brightness V=23.3
[RECON map]
TNO is 41.6 AU from the Sun
and 42.0 AU from the Earth.
The TNO is moving 15.0
km/sec on the sky relative to the star, or,
1.8 arcsec/hr.
The 1-sigma error in the time of the event is 202 seconds.
The 1-sigma cross-track error in the shadow position is
3184 km.
The sky-plane scale is
30429.1 km/arcsec.
The TNO has an absolute magnitude Hv=6.9
Diameter=237.7 km assuming a 5% albedo -- 16.6 sec chord
Diameter=97.0 km assuming a 30% albedo -- 6.8 sec chord
Dynamical classification is 3:2E
Star training set for 03QX111, (2022/01/30 02:49UT) Object RA Dec mag sep mel Fomalhaut 22:58:51.9 -29:30:17 1.2 46.39 54 68Omi Cet 02:20:27.8 -02:52:42 2.0 15.15 109 42 Cet 01:20:56.2 -00:23:36 6.5 2.12 97 PPM 144592 01:26:28.5 +01:34:29 8.0 0.96 99 PPM 144533 01:24:05.1 +01:51:19 10.0 0.40 98 PPM 144505 01:22:07.1 +01:19:26 10.9 0.39 98 03QX111 01:22:38.7 +01:41:14 16.9 98 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
4.5 sigma about the mid-time.
The median site spacing is 24.8 km
RECON observability=1.0 and success probability=8.2%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Clarence Fulton | 02:54:01 | -20.4 | Dark | Down | 33.8 | 221.1 | Up | 02:39:01 - 03:09:01 | -4327 |
Victoria | 02:53:45 | -17.6 | AT | Down | 36.9 | 217.2 | Up | 02:38:45 - 03:08:45 | -4341 |
Kelowna | 02:54:00 | -20.3 | Dark | Down | 34.2 | 221.1 | Up | 02:39:00 - 03:09:00 | -4356 |
Peachland | 02:54:00 | -20.1 | Dark | Down | 34.4 | 220.9 | Up | 02:39:00 - 03:09:00 | -4356 |
Summerland | 02:54:00 | -20.1 | Dark | Down | 34.4 | 221.0 | Up | 02:39:00 - 03:09:00 | -4372 |
Penticton | 02:54:00 | -20.2 | Dark | Down | 34.4 | 221.2 | Up | 02:39:00 - 03:09:00 | -4381 |
Oliver | 02:54:00 | -20.2 | Dark | Down | 34.7 | 221.3 | Up | 02:39:00 - 03:09:00 | -4412 |
Anarchist Mountain Observatory | 02:54:01 | -20.3 | Dark | Down | 34.8 | 221.6 | Up | 02:39:01 - 03:09:01 | -4433 |
Tonasket | 02:54:00 | -20.2 | Dark | Down | 35.0 | 221.7 | Up | 02:39:00 - 03:09:00 | -4458 |
Okanogan | 02:53:59 | -20.1 | Dark | Down | 35.3 | 221.7 | Up | 02:38:59 - 03:08:59 | -4483 |
Brewster | 02:53:59 | -20.0 | Dark | Down | 35.6 | 221.6 | Up | 02:38:59 - 03:08:59 | -4500 |
Manson/Chelan | 02:53:57 | -19.7 | Dark | Down | 35.9 | 221.3 | Up | 02:38:57 - 03:08:57 | -4506 |
Wenatchee | 02:53:56 | -19.5 | Dark | Down | 36.4 | 221.3 | Up | 02:38:56 - 03:08:56 | -4542 |
Ellensburg | 02:53:55 | -19.3 | Dark | Down | 36.8 | 221.3 | Up | 02:38:55 - 03:08:55 | -4571 |
Yakima | 02:53:55 | -19.3 | Dark | Down | 37.1 | 221.4 | Up | 02:38:55 - 03:08:55 | -4607 |
Toppenish/White Swan | 02:53:55 | -19.4 | Dark | Down | 37.2 | 221.7 | Up | 02:38:55 - 03:08:55 | -4632 |
Goldendale | 02:53:53 | -19.0 | Dark | Down | 37.8 | 221.5 | Up | 02:38:53 - 03:08:53 | -4666 |
The Dalles | 02:53:52 | -18.7 | Dark | Down | 38.1 | 221.2 | Up | 02:38:52 - 03:08:52 | -4674 |
Pasco | 02:54:01 | -20.3 | Dark | Down | 36.7 | 223.2 | Up | 02:39:01 - 03:09:01 | -4687 |
Maupin | 02:53:52 | -18.8 | Dark | Down | 38.4 | 221.6 | Up | 02:38:52 - 03:08:52 | -4715 |
PNWRO | 02:54:01 | -20.4 | Dark | Down | 36.7 | 223.6 | Up | 02:39:01 - 03:09:01 | -4716 |
Sisters | 02:53:50 | -18.3 | Dark | Down | 39.3 | 221.5 | Up | 02:38:50 - 03:08:50 | -4776 |
Redmond | 02:53:51 | -18.6 | Dark | Down | 39.1 | 221.9 | Up | 02:38:51 - 03:08:51 | -4793 |
Bend | 02:53:51 | -18.5 | Dark | Down | 39.4 | 221.9 | Up | 02:38:51 - 03:08:51 | -4807 |
Oregon Observatory | 02:53:50 | -18.3 | Dark | Down | 39.6 | 221.8 | Up | 02:38:50 - 03:08:50 | -4818 |
La Pine/Gilchrist | 02:53:50 | -18.3 | Dark | Down | 39.7 | 221.9 | Up | 02:38:50 - 03:08:50 | -4834 |
North Lake | 02:53:51 | -18.7 | Dark | Down | 39.8 | 222.8 | Up | 02:38:51 - 03:08:51 | -4895 |
Chiloquin | 02:53:47 | -17.9 | AT | Down | 40.7 | 222.1 | Up | 02:38:47 - 03:08:47 | -4921 |
Klamath Falls | 02:53:47 | -17.9 | AT | Down | 41.0 | 222.4 | Up | 02:38:47 - 03:08:47 | -4956 |
Paisley | 02:53:53 | -18.9 | Dark | Down | 40.0 | 223.5 | Up | 02:38:53 - 03:08:53 | -4959 |
Lakeview | 02:53:53 | -18.9 | Dark | Down | 40.2 | 224.1 | Up | 02:38:53 - 03:08:53 | -5013 |
Fall River/Burney | 02:53:47 | -18.0 | AT | Down | 41.6 | 223.5 | Up | 02:38:47 - 03:08:47 | -5078 |
Cedarville | 02:53:53 | -19.0 | Dark | Down | 40.6 | 224.7 | Up | 02:38:53 - 03:08:53 | -5080 |
Susanville | 02:53:50 | -18.5 | Dark | Down | 41.7 | 224.8 | Up | 02:38:50 - 03:08:50 | -5165 |
Greenville | 02:53:48 | -18.2 | Dark | Down | 42.0 | 224.6 | Up | 02:38:48 - 03:08:48 | -5179 |
Gimple | 02:53:49 | -18.3 | Dark | Down | 42.0 | 224.7 | Up | 02:38:49 - 03:08:49 | -5183 |
Quincy | 02:53:48 | -18.2 | Dark | Down | 42.2 | 224.7 | Up | 02:38:48 - 03:08:48 | -5198 |
Portola | 02:53:50 | -18.5 | Dark | Down | 42.0 | 225.4 | Up | 02:38:50 - 03:08:50 | -5228 |
Reno | 02:53:53 | -19.0 | Dark | Down | 41.8 | 226.3 | Up | 02:38:53 - 03:08:53 | -5278 |
Carson City | 02:53:52 | -19.0 | Dark | Down | 42.1 | 226.5 | Up | 02:38:52 - 03:08:52 | -5313 |
Gardnerville | 02:53:52 | -19.0 | Dark | Down | 42.2 | 226.8 | Up | 02:38:52 - 03:08:52 | -5338 |
Yerington | 02:53:55 | -19.4 | Dark | Down | 41.8 | 227.4 | Up | 02:38:55 - 03:08:55 | -5356 |
Hawthorne | 02:53:57 | -19.8 | Dark | Down | 41.8 | 228.3 | Up | 02:38:57 - 03:08:57 | -5420 |
Lee Vining | 02:53:54 | -19.3 | Dark | Down | 42.5 | 228.1 | Up | 02:38:54 - 03:08:54 | -5455 |
Tonopah | 02:54:02 | -20.9 | Dark | Down | 41.3 | 230.1 | Up | 02:39:02 - 03:09:02 | -5518 |
Bishop | 02:53:56 | -19.8 | Dark | Down | 42.5 | 229.3 | Up | 02:38:56 - 03:08:56 | -5540 |
CPSLO | 02:53:43 | -17.7 | AT | Down | 45.2 | 228.3 | Up | 02:38:43 - 03:08:43 | -5647 |
Beatty | 02:54:02 | -21.1 | Dark | Down | 41.7 | 231.4 | Up | 02:39:02 - 03:09:02 | -5647 |
Dunrhomin | 02:54:49 | -30.4 | Dark | Down | 32.2 | 240.6 | Up | 02:39:49 - 03:09:49 | -5710 |
Indian Springs | 02:54:07 | -21.9 | Dark | Down | 41.2 | 232.8 | Up | 02:39:07 - 03:09:07 | -5720 |
Henderson | 02:54:09 | -22.4 | Dark | Down | 41.1 | 233.9 | Up | 02:39:09 - 03:09:09 | -5799 |
Wildwood | 02:53:50 | -19.2 | Dark | Down | 44.7 | 231.5 | Up | 02:38:50 - 03:08:50 | -5847 |
Laughlin/Bullhead City | 02:54:10 | -22.7 | Dark | Down | 41.3 | 234.9 | Up | 02:39:10 - 03:09:10 | -5900 |
Patrick | 02:54:13 | -23.3 | Dark | Down | 40.7 | 235.4 | Up | 02:39:13 - 03:09:13 | -5902 |
Kingman/Dolan Springs | 02:54:12 | -23.1 | Dark | Down | 41.0 | 235.4 | Up | 02:39:12 - 03:09:12 | -5917 |
Mohave Valley | 02:54:09 | -22.6 | Dark | Down | 41.5 | 235.1 | Up | 02:39:09 - 03:09:09 | -5927 |
Idyllwild | 02:53:58 | -20.7 | Dark | Down | 43.6 | 233.8 | Up | 02:38:58 - 03:08:58 | -5958 |
Lake Havasu City | 02:54:10 | -22.8 | Dark | Down | 41.5 | 235.6 | Up | 02:39:10 - 03:09:10 | -5976 |
Parker | 02:54:09 | -22.8 | Dark | Down | 41.7 | 235.9 | Up | 02:39:09 - 03:09:09 | -6012 |
Blythe | 02:54:07 | -22.5 | Dark | Down | 42.2 | 236.0 | Up | 02:39:07 - 03:09:07 | -6053 |
Calipatria | 02:54:03 | -21.6 | Dark | Down | 43.2 | 235.5 | Up | 02:39:03 - 03:09:03 | -6065 |
Yuma | 02:54:06 | -22.3 | Dark | Down | 42.8 | 236.7 | Up | 02:39:06 - 03:09:06 | -6143 |
George/Scottsdale | 02:54:19 | -24.8 | Dark | Down | 40.2 | 238.6 | Up | 02:39:19 - 03:09:19 | -6146 |
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 03QX111, (2022/01/30 02:49UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.6 -29:37:24 1.2 46.39 54 68Omi Cet 02:19:20.8 -02:58:45 2.0 15.15 109 42 Cet 01:19:48.4 -00:30:32 6.5 2.12 97 PPM 144592 01:25:20.3 +01:27:37 8.0 0.96 99 PPM 144533 01:22:56.9 +01:44:26 10.0 0.40 98 PPM 144505 01:20:59.0 +01:12:32 10.9 0.39 98 03QX111 01:21:30.5 +01:34:20 16.9 98 Positions are for J2000
Event circumstances last updated at 2021/10/03 01:37:41 UT
Marc W. Buie, Southwest Research Institute