Event between 04VM131 and star GA1020:01554826 with event index number of 1276729
Geocentric closest approach at 2024/03/02 05:23:15 UTC
J2000 position of star is 06:14:08.1 +12:35:08
Equinox of date position of star is 06:15:13.0 +12:34:43
Stellar brightness G=12.1,
use SENSEUP=16
Star is 140 degrees from the moon.
Moon is 64% illuminated.
TNO apparent brightness V=24.3
[RECON map]
TNO is 36.0 AU from the Sun
and 35.6 AU from the Earth.
The TNO is moving 7.9
km/sec on the sky relative to the star, or,
1.1 arcsec/hr.
The 1-sigma error in the time of the event is 807 seconds.
The 1-sigma cross-track error in the shadow position is
4261 km.
The sky-plane scale is
25853.7 km/arcsec.
The TNO has an absolute magnitude Hv=8.6
Diameter=115.3 km assuming a 5% albedo -- 14.5 sec chord
Diameter=47.1 km assuming a 30% albedo -- 5.9 sec chord
Dynamical classification is CENTAURR
Star training set for 04VM131, (2024/03/02 05:23UT) Object RA Dec mag sep mel Betelgeuse 05:56:28.9 +07:24:34 0.4 6.97 142 Alhena 06:39:06.5 +16:22:36 1.9 6.86 135 73 Ori 06:17:06.4 +12:32:28 5.4 0.40 139 PPM 122158 06:16:09.6 +12:17:36 8.3 0.33 139 PPM 122129 06:15:22.2 +12:15:53 10.0 0.31 140 04VM131 06:15:29.7 +12:34:36 12.1 139 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
1.1 sigma about the mid-time.
The median site spacing is 12.2 km
RECON observability=1.0 and success probability=5.1%
| Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
| Niwot | 05:21:21 | -48.6 | Dark | Down | 43.9 | 245.4 | Up | 05:06:21 - 05:36:21 | 5282 |
| SwRI | 05:21:18 | -48.6 | Dark | Down | 44.1 | 245.4 | Up | 05:06:18 - 05:36:18 | 5272 |
| Kelowna | 05:24:31 | -35.0 | Dark | Down | 45.9 | 222.3 | Up | 05:09:31 - 05:39:31 | 5146 |
| Penticton | 05:24:24 | -35.1 | Dark | Down | 46.3 | 222.3 | Up | 05:09:24 - 05:39:24 | 5121 |
| Summerland | 05:24:24 | -35.0 | Dark | Down | 46.3 | 222.2 | Up | 05:09:24 - 05:39:24 | 5119 |
| Okanagan Falls | 05:24:25 | -35.2 | Dark | Down | 46.4 | 222.5 | Up | 05:09:25 - 05:39:25 | 5110 |
| Anarchist Mountain Observatory | 05:24:25 | -35.6 | Dark | Down | 46.6 | 223.0 | Up | 05:09:25 - 05:39:25 | 5103 |
| Oliver | 05:24:24 | -35.3 | Dark | Down | 46.5 | 222.6 | Up | 05:09:24 - 05:39:24 | 5103 |
| Oroville | 05:24:25 | -35.6 | Dark | Down | 46.6 | 222.9 | Up | 05:09:25 - 05:39:25 | 5096 |
| Tonasket | 05:24:24 | -35.7 | Dark | Down | 46.8 | 223.1 | Up | 05:09:24 - 05:39:24 | 5085 |
| Okanogan | 05:24:24 | -35.8 | Dark | Down | 47.1 | 223.2 | Up | 05:09:24 - 05:39:24 | 5061 |
| Brewster | 05:24:24 | -35.9 | Dark | Down | 47.4 | 223.1 | Up | 05:09:24 - 05:39:24 | 5039 |
| Manson/Chelan | 05:24:24 | -35.8 | Dark | Down | 47.7 | 222.8 | Up | 05:09:24 - 05:39:24 | 5012 |
| Entiat | 05:24:24 | -35.9 | Dark | Down | 47.9 | 222.9 | Up | 05:09:24 - 05:39:24 | 4998 |
| Wenatchee | 05:24:24 | -36.0 | Dark | Down | 48.2 | 222.9 | Up | 05:09:24 - 05:39:24 | 4980 |
| Pasco | 05:24:24 | -37.3 | Dark | Down | 48.4 | 225.4 | Up | 05:09:24 - 05:39:24 | 4979 |
| PNWRO | 05:24:24 | -37.6 | Dark | Down | 48.5 | 225.9 | Up | 05:09:24 - 05:39:24 | 4977 |
| George/Umatilla | 05:24:24 | -37.4 | Dark | Down | 48.8 | 225.4 | Up | 05:09:24 - 05:39:24 | 4952 |
| Ellensburg | 05:24:24 | -36.1 | Dark | Down | 48.6 | 223.0 | Up | 05:09:24 - 05:39:24 | 4949 |
| Yakima | 05:24:24 | -36.3 | Dark | Down | 48.9 | 223.2 | Up | 05:09:24 - 05:39:24 | 4928 |
| Toppenish/White Swan | 05:24:25 | -36.5 | Dark | Down | 48.9 | 223.6 | Up | 05:09:25 - 05:39:25 | 4925 |
| Goldendale | 05:24:24 | -36.6 | Dark | Down | 49.5 | 223.5 | Up | 05:09:24 - 05:39:24 | 4876 |
| The Dalles | 05:24:24 | -36.5 | Dark | Down | 49.9 | 223.2 | Up | 05:09:24 - 05:39:24 | 4847 |
| Maupin | 05:24:24 | -36.8 | Dark | Down | 50.1 | 223.7 | Up | 05:09:24 - 05:39:24 | 4831 |
| Madras/Culver | 05:24:24 | -37.0 | Dark | Down | 50.6 | 224.1 | Up | 05:09:24 - 05:39:24 | 4800 |
| Redmond | 05:24:24 | -37.2 | Dark | Down | 50.8 | 224.3 | Up | 05:09:24 - 05:39:24 | 4779 |
| Bend | 05:24:24 | -37.2 | Dark | Down | 51.1 | 224.3 | Up | 05:09:24 - 05:39:24 | 4761 |
| Sisters | 05:24:24 | -36.9 | Dark | Down | 51.0 | 223.8 | Up | 05:09:24 - 05:39:24 | 4760 |
| Oregon Observatory | 05:24:24 | -37.2 | Dark | Down | 51.3 | 224.3 | Up | 05:09:24 - 05:39:24 | 4746 |
| La Pine/Gilchrist | 05:24:24 | -37.3 | Dark | Down | 51.4 | 224.4 | Up | 05:09:24 - 05:39:24 | 4732 |
| North Lake | 05:23:28 | -37.7 | Dark | Down | 51.5 | 225.3 | Up | 05:08:28 - 05:38:28 | 4719 |
| Paisley | 05:23:21 | -38.2 | Dark | Down | 51.8 | 226.2 | Up | 05:08:21 - 05:38:21 | 4704 |
| Lakeview | 05:23:14 | -38.6 | Dark | Down | 52.0 | 226.9 | Up | 05:08:14 - 05:38:14 | 4683 |
| Cedarville | 05:23:07 | -39.0 | Dark | Down | 52.4 | 227.7 | Up | 05:08:07 - 05:38:07 | 4652 |
| Chiloquin | 05:23:31 | -37.5 | Dark | Down | 52.5 | 224.6 | Up | 05:08:31 - 05:38:31 | 4634 |
| Klamath Falls | 05:23:25 | -37.7 | Dark | Down | 52.7 | 225.0 | Up | 05:08:25 - 05:38:25 | 4617 |
| Tulelake | 05:23:20 | -38.0 | Dark | Down | 52.8 | 225.7 | Up | 05:08:20 - 05:38:20 | 4615 |
| DCO | 05:21:11 | -46.7 | Dark | Down | 51.9 | 242.4 | Up | 05:06:11 - 05:36:11 | 4605 |
| Patrick | 05:21:21 | -46.1 | Dark | Down | 52.2 | 241.3 | Up | 05:06:21 - 05:36:21 | 4588 |
| Tonopah | 05:22:11 | -42.6 | Dark | Down | 52.9 | 234.8 | Up | 05:07:11 - 05:37:11 | 4584 |
| Henderson | 05:21:33 | -45.0 | Dark | Down | 52.6 | 239.4 | Up | 05:06:33 - 05:36:33 | 4570 |
| Indian Springs | 05:21:44 | -44.3 | Dark | Down | 52.8 | 238.1 | Up | 05:06:44 - 05:36:44 | 4569 |
| Kingman/Dolan Springs | 05:21:19 | -46.1 | Dark | Down | 52.4 | 241.3 | Up | 05:06:19 - 05:36:19 | 4564 |
| Fall River/Burney | 05:23:11 | -38.5 | Dark | Down | 53.4 | 226.6 | Up | 05:08:11 - 05:38:11 | 4563 |
| Susanville | 05:23:00 | -39.2 | Dark | Down | 53.4 | 228.2 | Up | 05:08:00 - 05:38:00 | 4560 |
| Reno | 05:22:44 | -40.2 | Dark | Down | 53.5 | 230.1 | Up | 05:07:44 - 05:37:44 | 4548 |
| Yerington | 05:22:35 | -40.9 | Dark | Down | 53.5 | 231.4 | Up | 05:07:35 - 05:37:35 | 4546 |
| Hawthorne | 05:22:26 | -41.4 | Dark | Down | 53.5 | 232.6 | Up | 05:07:26 - 05:37:26 | 4543 |
| Searchlight/Boulder City | 05:21:27 | -45.4 | Dark | Down | 52.9 | 240.1 | Up | 05:06:27 - 05:36:27 | 4537 |
| Laughlin/Bullhead City | 05:21:22 | -45.7 | Dark | Down | 52.8 | 240.8 | Up | 05:06:22 - 05:36:22 | 4536 |
| Beatty | 05:21:57 | -43.4 | Dark | Down | 53.3 | 236.5 | Up | 05:06:57 - 05:36:57 | 4535 |
| Gimple | 05:22:59 | -39.2 | Dark | Down | 53.7 | 228.1 | Up | 05:07:59 - 05:37:59 | 4533 |
| Portola | 05:22:53 | -39.6 | Dark | Down | 53.7 | 229.0 | Up | 05:07:53 - 05:37:53 | 4532 |
| Greenville | 05:22:59 | -39.2 | Dark | Down | 53.8 | 228.0 | Up | 05:07:59 - 05:37:59 | 4529 |
| Carson City | 05:22:42 | -40.4 | Dark | Down | 53.8 | 230.5 | Up | 05:07:42 - 05:37:42 | 4526 |
| Mohave Valley | 05:21:19 | -45.9 | Dark | Down | 52.9 | 241.1 | Up | 05:06:19 - 05:36:19 | 4518 |
| Quincy | 05:22:58 | -39.3 | Dark | Down | 53.9 | 228.2 | Up | 05:07:58 - 05:37:58 | 4516 |
| Gardnerville | 05:22:37 | -40.5 | Dark | Down | 53.9 | 230.7 | Up | 05:07:37 - 05:37:37 | 4513 |
| Lake Havasu City | 05:21:13 | -46.2 | Dark | Down | 53.0 | 241.8 | Up | 05:06:13 - 05:36:13 | 4505 |
| Parker | 05:21:09 | -46.4 | Dark | Down | 53.1 | 242.3 | Up | 05:06:09 - 05:36:09 | 4484 |
| Lee Vining | 05:22:24 | -41.4 | Dark | Down | 54.2 | 232.5 | Up | 05:07:24 - 05:37:24 | 4482 |
| Bishop | 05:22:11 | -42.1 | Dark | Down | 54.1 | 234.1 | Up | 05:07:11 - 05:37:11 | 4481 |
| Lone Pine | 05:22:03 | -42.7 | Dark | Down | 54.3 | 235.3 | Up | 05:07:03 - 05:37:03 | 4449 |
| Blythe | 05:21:06 | -46.5 | Dark | Down | 53.6 | 242.6 | Up | 05:06:06 - 05:36:06 | 4434 |
| Yuma | 05:20:58 | -46.8 | Dark | Down | 54.1 | 243.6 | Up | 05:05:58 - 05:35:58 | 4370 |
| Calipatria | 05:21:08 | -46.0 | Dark | Down | 54.5 | 242.1 | Up | 05:06:08 - 05:36:08 | 4351 |
| Idyllwild | 05:21:24 | -44.9 | Dark | Down | 55.0 | 240.1 | Up | 05:06:24 - 05:36:24 | 4329 |
| Wildwood | 05:21:42 | -43.4 | Dark | Down | 56.1 | 237.5 | Up | 05:06:42 - 05:36:42 | 4254 |
| CPSLO | 05:22:10 | -41.4 | Dark | Down | 56.8 | 233.6 | Up | 05:07:10 - 05:37:10 | 4227 |
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 04VM131, (2024/03/02 05:23UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 6.97 142 Alhena 06:37:42.8 +16:23:57 1.9 6.86 135 73 Ori 06:15:44.9 +12:33:03 5.4 0.40 139 PPM 122158 06:14:48.2 +12:18:08 8.3 0.33 139 PPM 122129 06:14:00.9 +12:16:24 10.0 0.31 140 04VM131 06:14:08.1 +12:35:08 12.1 140 Positions are for J2000
Event circumstances last updated at 2019/03/21 01:20:49 UT
Marc W. Buie, Southwest Research Institute