Event between 11UQ62 and star GA1020:02328223 with event index number of 1399462
Geocentric closest approach at 2025/03/16 04:24:30 UTC
J2000 position of star is 06:50:25.4 +13:54:56
Equinox of date position of star is 06:51:37.3 +13:53:23
Stellar brightness G=13.6,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 94 degrees from the moon.
Moon is 97% illuminated.
TNO apparent brightness V=22.7
[RECON map]
TNO is 19.4 AU from the Sun
and 19.1 AU from the Earth.
The TNO is moving 3.0
km/sec on the sky relative to the star, or,
0.8 arcsec/hr.
The 1-sigma error in the time of the event is 502 seconds.
The 1-sigma cross-track error in the shadow position is
1649 km.
The sky-plane scale is
13872.5 km/arcsec.
The TNO has an absolute magnitude Hv=9.6
Diameter=71.1 km assuming a 5% albedo -- 23.8 sec chord
Diameter=29.0 km assuming a 30% albedo -- 9.7 sec chord
Dynamical classification is CENTAURR
Star training set for 11UQ62, (2025/03/16 04:24UT) Object RA Dec mag sep mel Betelgeuse 05:56:32.2 +07:24:35 0.4 15.05 107 Alhena 06:39:10.1 +16:22:32 1.9 3.95 97 38 Gem 06:56:03.9 +13:08:38 5.0 1.26 93 PPM 123109 06:51:21.2 +13:45:34 8.2 0.17 94 PPM 123143 06:52:21.9 +13:50:20 9.2 0.13 94 11UQ62 06:51:51.0 +13:53:05 13.6 94 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
1.8 sigma about the mid-time.
The median site spacing is 4.2 km
RECON observability=1.0 and success probability=3.0%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Dunrhomin | 04:30:43 | -37.3 | Dark | Up | 50.4 | 238.1 | Up | 04:15:43 - 04:45:43 | 5293 |
George/Scottsdale | 04:27:54 | -35.6 | Dark | Up | 58.8 | 237.0 | Up | 04:12:54 - 04:42:54 | 4670 |
Patrick | 04:29:11 | -33.7 | Dark | Up | 59.0 | 232.4 | Up | 04:14:11 - 04:44:11 | 4566 |
Kingman/Dolan Springs | 04:29:01 | -33.6 | Dark | Up | 59.3 | 232.3 | Up | 04:14:01 - 04:44:01 | 4545 |
Clarence Fulton | 04:38:27 | -24.6 | Dark | Up | 49.6 | 213.7 | Up | 04:23:27 - 04:53:27 | 4525 |
Kelowna | 04:38:13 | -24.7 | Dark | Up | 50.0 | 213.6 | Up | 04:23:13 - 04:53:13 | 4509 |
Laughlin/Bullhead City | 04:29:11 | -33.2 | Dark | Up | 59.6 | 231.7 | Up | 04:14:11 - 04:44:11 | 4504 |
Lake Havasu City | 04:28:43 | -33.6 | Dark | Up | 59.9 | 232.8 | Up | 04:13:43 - 04:43:43 | 4504 |
Anarchist Mountain Observatory | 04:37:44 | -25.1 | Dark | Up | 50.7 | 214.2 | Up | 04:22:44 - 04:52:44 | 4501 |
Henderson | 04:29:39 | -32.7 | Dark | Up | 59.2 | 230.1 | Up | 04:14:39 - 04:44:39 | 4500 |
Penticton | 04:37:52 | -24.8 | Dark | Up | 50.3 | 213.6 | Up | 04:22:52 - 04:52:52 | 4498 |
Mohave Valley | 04:29:03 | -33.3 | Dark | Up | 59.8 | 232.0 | Up | 04:14:03 - 04:44:03 | 4497 |
Parker | 04:28:29 | -33.7 | Dark | Up | 60.2 | 233.2 | Up | 04:13:29 - 04:43:29 | 4495 |
Summerland | 04:37:59 | -24.7 | Dark | Up | 50.3 | 213.4 | Up | 04:22:59 - 04:52:59 | 4492 |
Oliver | 04:37:43 | -24.9 | Dark | Up | 50.6 | 213.8 | Up | 04:22:43 - 04:52:43 | 4491 |
Tonasket | 04:37:30 | -25.2 | Dark | Up | 51.0 | 214.2 | Up | 04:22:30 - 04:52:30 | 4490 |
Peachland | 04:38:09 | -24.6 | Dark | Up | 50.2 | 213.2 | Up | 04:23:09 - 04:53:09 | 4489 |
Okanogan | 04:37:16 | -25.3 | Dark | Up | 51.4 | 214.1 | Up | 04:22:16 - 04:52:16 | 4475 |
PNWRO | 04:35:57 | -26.6 | Dark | Up | 53.2 | 216.4 | Up | 04:20:57 - 04:50:57 | 4472 |
Indian Springs | 04:30:11 | -32.0 | Dark | Up | 59.2 | 228.6 | Up | 04:15:11 - 04:45:11 | 4463 |
Pasco | 04:36:08 | -26.4 | Dark | Up | 53.0 | 216.0 | Up | 04:21:08 - 04:51:08 | 4462 |
Brewster | 04:37:12 | -25.3 | Dark | Up | 51.7 | 214.0 | Up | 04:22:12 - 04:52:12 | 4456 |
Blythe | 04:28:15 | -33.7 | Dark | Up | 60.7 | 233.5 | Up | 04:13:15 - 04:43:15 | 4455 |
Manson/Chelan | 04:37:11 | -25.1 | Dark | Up | 52.0 | 213.6 | Up | 04:22:11 - 04:52:11 | 4429 |
Yuma | 04:27:42 | -33.9 | Dark | Up | 61.4 | 234.6 | Up | 04:12:42 - 04:42:42 | 4422 |
Wenatchee | 04:36:56 | -25.2 | Dark | Up | 52.5 | 213.6 | Up | 04:21:56 - 04:51:56 | 4408 |
Tonopah | 04:31:11 | -30.5 | Dark | Up | 59.0 | 224.9 | Up | 04:16:11 - 04:46:11 | 4392 |
Beatty | 04:30:29 | -31.1 | Dark | Up | 59.6 | 226.7 | Up | 04:15:29 - 04:45:29 | 4391 |
Ellensburg | 04:36:46 | -25.2 | Dark | Up | 52.9 | 213.5 | Up | 04:21:46 - 04:51:46 | 4385 |
Toppenish/White Swan | 04:36:24 | -25.6 | Dark | Up | 53.4 | 214.1 | Up | 04:21:24 - 04:51:24 | 4381 |
Yakima | 04:36:36 | -25.4 | Dark | Up | 53.3 | 213.7 | Up | 04:21:36 - 04:51:36 | 4375 |
Calipatria | 04:28:04 | -33.1 | Dark | Up | 61.7 | 232.8 | Up | 04:13:04 - 04:43:04 | 4366 |
Goldendale | 04:36:04 | -25.5 | Dark | Up | 54.1 | 213.7 | Up | 04:21:04 - 04:51:04 | 4340 |
The Dalles | 04:36:11 | -25.4 | Dark | Up | 54.4 | 213.4 | Up | 04:21:11 - 04:51:11 | 4310 |
Maupin | 04:35:57 | -25.6 | Dark | Up | 54.7 | 213.8 | Up | 04:20:57 - 04:50:57 | 4307 |
Hawthorne | 04:31:46 | -29.4 | Dark | Up | 59.3 | 222.3 | Up | 04:16:46 - 04:46:46 | 4300 |
Idyllwild | 04:28:47 | -32.1 | Dark | Up | 61.9 | 230.3 | Up | 04:13:47 - 04:43:47 | 4294 |
Bishop | 04:31:04 | -29.9 | Dark | Up | 60.1 | 223.8 | Up | 04:16:04 - 04:46:04 | 4282 |
Paisley | 04:34:27 | -26.8 | Dark | Up | 56.7 | 216.1 | Up | 04:19:27 - 04:49:27 | 4281 |
Lakeview | 04:34:02 | -27.1 | Dark | Up | 57.1 | 216.7 | Up | 04:19:02 - 04:49:02 | 4280 |
Redmond | 04:35:18 | -25.8 | Dark | Up | 55.6 | 214.1 | Up | 04:20:18 - 04:50:18 | 4278 |
Yerington | 04:32:01 | -28.8 | Dark | Up | 59.2 | 221.0 | Up | 04:17:01 - 04:47:01 | 4275 |
Cedarville | 04:33:45 | -27.4 | Dark | Up | 57.5 | 217.5 | Up | 04:18:45 - 04:48:45 | 4275 |
North Lake | 04:34:42 | -26.3 | Dark | Up | 56.4 | 215.2 | Up | 04:19:42 - 04:49:42 | 4270 |
Bend | 04:35:17 | -25.8 | Dark | Up | 55.8 | 214.1 | Up | 04:20:17 - 04:50:17 | 4263 |
Sisters | 04:35:24 | -25.6 | Dark | Up | 55.7 | 213.5 | Up | 04:20:24 - 04:50:24 | 4251 |
Oregon Observatory | 04:35:06 | -25.8 | Dark | Up | 56.0 | 213.9 | Up | 04:20:06 - 04:50:06 | 4249 |
Lee Vining | 04:31:37 | -29.2 | Dark | Up | 60.0 | 222.1 | Up | 04:16:37 - 04:46:37 | 4246 |
Reno | 04:32:34 | -28.2 | Dark | Up | 59.1 | 219.6 | Up | 04:17:34 - 04:47:34 | 4243 |
La Pine/Gilchrist | 04:35:03 | -25.8 | Dark | Up | 56.2 | 214.0 | Up | 04:20:03 - 04:50:03 | 4240 |
Victoria | 04:38:01 | -23.0 | Dark | Up | 52.5 | 208.7 | Up | 04:23:01 - 04:53:01 | 4234 |
Carson City | 04:32:22 | -28.4 | Dark | Up | 59.3 | 219.9 | Up | 04:17:22 - 04:47:22 | 4234 |
Gardnerville | 04:32:13 | -28.5 | Dark | Up | 59.5 | 220.2 | Up | 04:17:13 - 04:47:13 | 4230 |
Susanville | 04:32:58 | -27.4 | Dark | Up | 58.7 | 217.5 | Up | 04:17:58 - 04:47:58 | 4208 |
Portola | 04:32:50 | -27.7 | Dark | Up | 59.1 | 218.4 | Up | 04:17:50 - 04:47:50 | 4203 |
Chiloquin | 04:34:29 | -26.0 | Dark | Up | 57.3 | 214.1 | Up | 04:19:29 - 04:49:29 | 4184 |
Gimple | 04:33:04 | -27.4 | Dark | Up | 59.0 | 217.5 | Up | 04:18:04 - 04:48:04 | 4184 |
Klamath Falls | 04:34:21 | -26.1 | Dark | Up | 57.6 | 214.5 | Up | 04:19:21 - 04:49:21 | 4180 |
Greenville | 04:33:06 | -27.3 | Dark | Up | 59.1 | 217.3 | Up | 04:18:06 - 04:48:06 | 4178 |
Fall River/Burney | 04:33:40 | -26.7 | Dark | Up | 58.5 | 216.0 | Up | 04:18:40 - 04:48:40 | 4172 |
Quincy | 04:33:00 | -27.4 | Dark | Up | 59.2 | 217.5 | Up | 04:18:00 - 04:48:00 | 4172 |
Wildwood | 04:29:20 | -30.6 | Dark | Up | 62.8 | 227.0 | Up | 04:14:20 - 04:44:20 | 4158 |
CPSLO | 04:30:15 | -28.8 | Dark | Up | 63.0 | 222.2 | Up | 04:15:15 - 04:45:15 | 4040 |
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 11UQ62, (2025/03/16 04:24UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 15.05 107 Alhena 06:37:42.8 +16:23:57 1.9 3.95 97 38 Gem 06:54:38.7 +13:10:39 5.0 1.26 93 PPM 123109 06:49:55.7 +13:47:25 8.2 0.17 94 PPM 123143 06:50:56.3 +13:52:13 9.2 0.13 94 11UQ62 06:50:25.4 +13:54:56 13.6 94 Positions are for J2000
Event circumstances last updated at 2021/03/04 00:53:36 UT
Marc W. Buie, Southwest Research Institute