Event between (386723) 09YE7 and star GA0840:00465490 with event index number of 2292175
Geocentric closest approach at 2022/09/25 09:58:22 UTC
J2000 position of star is 04:52:48.1 -05:42:48
Equinox of date position of star is 04:53:51.9 -05:40:43
Stellar brightness G=12.9,
use SENSEUP=32 with the MallinCam and and exposure
time of 500 milli-seconds with the QHY174 camera.
Star is 105 degrees from the moon.
Moon is 0% illuminated.
TNO apparent brightness V=21.9
[RECON map]
TNO is 50.7 AU from the Sun
and 50.3 AU from the Earth.
The TNO is moving 14.3
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 203 seconds.
The 1-sigma cross-track error in the shadow position is
3034 km.
The sky-plane scale is
36500.1 km/arcsec.
The TNO has an absolute magnitude Hv=4.7
Diameter=701.5 km assuming a 5% albedo -- 49.0 sec chord
Diameter=286.4 km assuming a 30% albedo -- 20.0 sec chord
Dynamical classification is SCATEXTD
Star training set for 386723, (2022/09/25 09:58UT) Object RA Dec mag sep mel Rigel 05:15:37.9 -08:10:37 0.1 5.94 100 67Bet Eri 05:08:58.1 -05:03:31 2.8 3.80 102 61Ome Eri 04:54:00.8 -05:24:59 4.5 0.26 105 PPM 187431 04:53:53.3 -05:15:00 8.0 0.43 105 61Ome Eri 04:54:00.8 -05:24:59 4.5 0.26 105 386723 04:53:55.1 -05:40:37 12.9 105 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
4.4 sigma about the mid-time.
The median site spacing is 4.4 km
RECON observability=1.0 and success probability=5.0%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Klamath Falls | 09:54:51 | -41.2 | Dark | Down | 28.7 | 130.5 | Low | 09:39:51 - 10:09:51 | -4332 |
Chiloquin | 09:54:51 | -41.0 | Dark | Down | 28.4 | 130.6 | Low | 09:39:51 - 10:09:51 | -4333 |
CPSLO | 09:55:31 | -45.5 | Dark | Down | 33.9 | 128.5 | Up | 09:40:31 - 10:10:31 | -4334 |
Fall River/Burney | 09:54:58 | -41.9 | Dark | Down | 29.7 | 130.4 | Low | 09:39:58 - 10:09:58 | -4337 |
Quincy | 09:55:02 | -42.5 | Dark | Down | 30.7 | 130.4 | Up | 09:40:02 - 10:10:02 | -4349 |
Greenville | 09:55:03 | -42.3 | Dark | Down | 30.6 | 130.5 | Up | 09:40:03 - 10:10:03 | -4351 |
Gimple | 09:55:03 | -42.3 | Dark | Down | 30.6 | 130.5 | Up | 09:40:03 - 10:10:03 | -4356 |
La Pine/Gilchrist | 09:54:40 | -39.9 | Dark | Down | 27.9 | 131.3 | Low | 09:39:40 - 10:09:40 | -4370 |
Susanville | 09:54:58 | -42.0 | Dark | Down | 30.5 | 130.8 | Up | 09:39:58 - 10:09:58 | -4370 |
Portola | 09:55:02 | -42.3 | Dark | Down | 31.0 | 130.8 | Up | 09:40:02 - 10:10:02 | -4375 |
Oregon Observatory | 09:54:43 | -39.8 | Dark | Down | 27.8 | 131.5 | Low | 09:39:43 - 10:09:43 | -4376 |
Sisters | 09:54:39 | -39.5 | Dark | Down | 27.4 | 131.5 | Low | 09:39:39 - 10:09:39 | -4376 |
Victoria | 09:54:17 | -36.9 | Dark | Down | 23.6 | 131.2 | Low | 09:39:17 - 10:09:17 | -4378 |
Bend | 09:54:40 | -39.6 | Dark | Down | 27.7 | 131.7 | Low | 09:39:40 - 10:09:40 | -4386 |
North Lake | 09:54:41 | -40.0 | Dark | Down | 28.5 | 131.7 | Low | 09:39:41 - 10:09:41 | -4394 |
Redmond | 09:54:37 | -39.3 | Dark | Down | 27.6 | 131.9 | Low | 09:39:37 - 10:09:37 | -4397 |
Paisley | 09:54:45 | -40.2 | Dark | Down | 29.1 | 131.9 | Low | 09:39:45 - 10:09:45 | -4405 |
Carson City | 09:55:05 | -42.4 | Dark | Down | 31.9 | 131.1 | Up | 09:40:05 - 10:10:05 | -4407 |
Gardnerville | 09:55:05 | -42.5 | Dark | Down | 32.0 | 131.1 | Up | 09:40:05 - 10:10:05 | -4408 |
Lakeview | 09:54:50 | -40.5 | Dark | Down | 29.5 | 131.9 | Low | 09:39:50 - 10:09:50 | -4409 |
Reno | 09:55:02 | -42.1 | Dark | Down | 31.6 | 131.3 | Up | 09:40:02 - 10:10:02 | -4409 |
Cedarville | 09:54:53 | -40.9 | Dark | Down | 30.1 | 131.8 | Up | 09:39:53 - 10:09:53 | -4411 |
Maupin | 09:54:29 | -38.6 | Dark | Down | 27.1 | 132.3 | Low | 09:39:29 - 10:09:29 | -4419 |
The Dalles | 09:54:31 | -38.3 | Dark | Down | 26.7 | 132.3 | Low | 09:39:31 - 10:09:31 | -4421 |
Lee Vining | 09:55:10 | -42.9 | Dark | Down | 33.1 | 131.2 | Up | 09:40:10 - 10:10:10 | -4437 |
Yerington | 09:55:07 | -42.2 | Dark | Down | 32.4 | 131.6 | Up | 09:40:07 - 10:10:07 | -4443 |
Goldendale | 09:54:26 | -38.0 | Dark | Down | 26.8 | 132.8 | Low | 09:39:26 - 10:09:26 | -4444 |
Wildwood | 09:55:35 | -45.1 | Dark | Down | 36.0 | 129.8 | Up | 09:40:35 - 10:10:35 | -4459 |
Hawthorne | 09:55:06 | -42.2 | Dark | Down | 33.0 | 131.9 | Up | 09:40:06 - 10:10:06 | -4471 |
Yakima | 09:54:20 | -37.3 | Dark | Down | 26.4 | 133.3 | Low | 09:39:20 - 10:09:20 | -4473 |
Toppenish/White Swan | 09:54:25 | -37.4 | Dark | Down | 26.6 | 133.4 | Low | 09:39:25 - 10:09:25 | -4477 |
Bishop | 09:55:13 | -42.9 | Dark | Down | 33.9 | 131.6 | Up | 09:40:13 - 10:10:13 | -4478 |
Ellensburg | 09:54:21 | -37.0 | Dark | Down | 26.1 | 133.4 | Low | 09:39:21 - 10:09:21 | -4481 |
Wenatchee | 09:54:17 | -36.6 | Dark | Down | 25.9 | 133.8 | Low | 09:39:17 - 10:09:17 | -4501 |
Manson/Chelan | 09:54:15 | -36.1 | Dark | Down | 25.7 | 134.1 | Low | 09:39:15 - 10:09:15 | -4519 |
Pasco | 09:54:21 | -36.9 | Dark | Down | 27.3 | 134.5 | Low | 09:39:21 - 10:09:21 | -4540 |
Brewster | 09:54:15 | -35.8 | Dark | Down | 25.7 | 134.5 | Low | 09:39:15 - 10:09:15 | -4543 |
PNWRO | 09:54:22 | -37.0 | Dark | Down | 27.6 | 134.7 | Low | 09:39:22 - 10:09:22 | -4547 |
Tonopah | 09:55:06 | -41.7 | Dark | Down | 34.1 | 133.1 | Up | 09:40:06 - 10:10:06 | -4554 |
Okanogan | 09:54:08 | -35.5 | Dark | Down | 25.6 | 134.8 | Low | 09:39:08 - 10:09:08 | -4558 |
Tonasket | 09:54:09 | -35.2 | Dark | Down | 25.4 | 135.0 | Low | 09:39:09 - 10:09:09 | -4574 |
Beatty | 09:55:12 | -42.2 | Dark | Down | 35.2 | 133.0 | Up | 09:40:12 - 10:10:12 | -4578 |
Oliver | 09:54:05 | -34.9 | Dark | Down | 25.0 | 135.1 | Low | 09:39:05 - 10:09:05 | -4578 |
Idyllwild | 09:55:33 | -44.1 | Dark | Down | 37.4 | 131.4 | Up | 09:40:33 - 10:10:33 | -4579 |
Peachland | 09:54:01 | -34.5 | Dark | Down | 24.5 | 135.0 | Low | 09:39:01 - 10:09:01 | -4581 |
Summerland | 09:54:01 | -34.6 | Dark | Down | 24.6 | 135.1 | Low | 09:39:01 - 10:09:01 | -4582 |
Anarchist Mountain Observatory | 09:54:05 | -35.0 | Dark | Down | 25.2 | 135.2 | Low | 09:39:05 - 10:09:05 | -4583 |
Penticton | 09:54:03 | -34.6 | Dark | Down | 24.8 | 135.2 | Low | 09:39:03 - 10:09:03 | -4586 |
Kelowna | 09:54:01 | -34.3 | Dark | Down | 24.6 | 135.4 | Low | 09:39:01 - 10:09:01 | -4598 |
Clarence Fulton | 09:54:00 | -34.0 | Dark | Down | 24.3 | 135.6 | Low | 09:39:00 - 10:09:00 | -4616 |
Indian Springs | 09:55:12 | -41.7 | Dark | Down | 36.0 | 133.9 | Up | 09:40:12 - 10:10:12 | -4645 |
Calipatria | 09:55:33 | -43.7 | Dark | Down | 38.5 | 132.2 | Up | 09:40:33 - 10:10:33 | -4661 |
Henderson | 09:55:18 | -41.6 | Dark | Down | 36.8 | 134.3 | Up | 09:40:18 - 10:10:18 | -4691 |
Laughlin/Bullhead City | 09:55:17 | -41.9 | Dark | Down | 37.7 | 134.2 | Up | 09:40:17 - 10:10:17 | -4718 |
Mohave Valley | 09:55:19 | -42.1 | Dark | Down | 37.9 | 134.1 | Up | 09:40:19 - 10:10:19 | -4719 |
Blythe | 09:55:28 | -42.8 | Dark | Down | 38.8 | 133.4 | Up | 09:40:28 - 10:10:28 | -4721 |
Yuma | 09:55:34 | -43.4 | Dark | Down | 39.4 | 132.8 | Up | 09:40:34 - 10:10:34 | -4722 |
Lake Havasu City | 09:55:22 | -42.1 | Dark | Down | 38.3 | 134.1 | Up | 09:40:22 - 10:10:22 | -4737 |
Parker | 09:55:24 | -42.3 | Dark | Down | 38.6 | 134.0 | Up | 09:40:24 - 10:10:24 | -4739 |
Kingman/Dolan Springs | 09:55:17 | -41.5 | Dark | Down | 38.0 | 134.8 | Up | 09:40:17 - 10:10:17 | -4752 |
Patrick | 09:55:14 | -41.3 | Dark | Down | 37.9 | 135.1 | Up | 09:40:14 - 10:10:14 | -4764 |
George/Scottsdale | 09:55:22 | -40.9 | Dark | Down | 40.3 | 136.3 | Up | 09:40:22 - 10:10:22 | -4908 |
Dunrhomin | 09:54:23 | -33.0 | Dark | Down | 38.4 | 146.8 | Up | 09:39:23 - 10:09:23 | -5338 |
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 386723, (2022/09/25 09:58UT) Object RA Dec mag sep mel Rigel 05:14:32.3 -08:12:06 0.1 5.94 100 67Bet Eri 05:07:50.8 -05:05:13 2.8 3.80 102 61Ome Eri 04:52:53.7 -05:27:09 4.5 0.26 105 PPM 187431 04:52:46.1 -05:17:11 8.0 0.43 105 61Ome Eri 04:52:53.7 -05:27:09 4.5 0.26 105 386723 04:52:48.1 -05:42:48 12.9 105 Positions are for J2000
Event circumstances last updated at 2021/09/01 01:01:14 UT
Marc W. Buie, Southwest Research Institute