Event between (131696) 01XT254 and star GA1000:03419320 with event index number of 2038550
Geocentric closest approach at 2024/12/13 09:09:59 UTC
J2000 position of star is 10:13:55.5 +11:13:52
Equinox of date position of star is 10:15:09.5 +11:06:55
Stellar brightness G=15.6,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 96 degrees from the moon.
Moon is 95% illuminated.
Apparent brightness V=23.3
[RECON map]
Object is 36.3 AU from the Sun
and 35.9 AU from the Earth.
Apparent velocity is 4.9
km/sec on the sky relative to the star, or,
0.7 arcsec/hr.
The 1-sigma error in the time of the event is 598 seconds.
The 1-sigma cross-track error in the shadow position is
1776 km.
The sky-plane scale is
26064.1 km/arcsec.
The object has an absolute magnitude Hv=7.6
Diameter=199.5 km assuming a 5% albedo -- 37.6 sec chord
Diameter=81.5 km assuming a 30% albedo -- 15.4 sec chord
Dynamical classification is 7:3EEEE
Star training set for 131696, (2024/12/13 09:11UT) Object RA Dec mag sep mel Regulus 10:09:42.0 +11:50:39 1.3 1.55 95 31 Leo 10:09:13.6 +09:52:27 6.0 1.93 95 PPM 127247 10:16:29.4 +11:32:57 7.9 0.54 96 PPM 127224 10:15:09.9 +10:43:03 8.7 0.39 96 PPM 127220 10:14:51.3 +11:03:30 11.3 0.11 96 131696 10:15:15.1 +11:06:23 15.6 97 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
1.5 sigma about the mid-time.
The median site spacing is 35.0 km
RECON observability=1.0 and success probability=13.9%
| Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
| Sleaford | 09:22:25 | -50.1 | Dark | Up | 39.8 | 131.0 | Up | 09:07:25 - 09:37:25 | 4408 |
| Kamloops | 09:25:02 | -57.5 | Dark | Up | 33.4 | 115.8 | Up | 09:10:02 - 09:40:02 | 4130 |
| Kelowna | 09:24:58 | -57.7 | Dark | Up | 34.2 | 116.2 | Up | 09:09:58 - 09:39:58 | 4056 |
| Peachland | 09:25:00 | -58.0 | Dark | Up | 34.1 | 115.8 | Up | 09:10:00 - 09:40:00 | 4043 |
| Summerland | 09:25:00 | -58.0 | Dark | Up | 34.2 | 115.8 | Up | 09:10:00 - 09:40:00 | 4029 |
| Penticton | 09:25:00 | -58.0 | Dark | Up | 34.3 | 115.9 | Up | 09:10:00 - 09:40:00 | 4023 |
| Oliver | 09:25:04 | -58.3 | Dark | Up | 34.5 | 115.7 | Up | 09:10:04 - 09:40:04 | 3988 |
| Anarchist Mountain Observatory | 09:25:02 | -58.3 | Dark | Up | 34.7 | 115.8 | Up | 09:10:02 - 09:40:02 | 3973 |
| Okanogan | 09:25:07 | -58.9 | Dark | Up | 34.8 | 115.2 | Up | 09:10:07 - 09:40:07 | 3906 |
| Victoria | 09:25:42 | -60.4 | Dark | Up | 32.5 | 111.9 | Up | 09:10:42 - 09:40:42 | 3897 |
| Brewster | 09:25:10 | -59.2 | Dark | Up | 34.8 | 114.8 | Up | 09:10:10 - 09:40:10 | 3878 |
| Manson/Chelan | 09:25:16 | -59.5 | Dark | Up | 34.7 | 114.4 | Up | 09:10:16 - 09:40:16 | 3854 |
| Wenatchee | 09:25:19 | -59.9 | Dark | Up | 34.8 | 113.9 | Up | 09:10:19 - 09:40:19 | 3805 |
| Ellensburg | 09:25:26 | -60.3 | Dark | Up | 34.9 | 113.5 | Up | 09:10:26 - 09:40:26 | 3761 |
| Yakima | 09:25:25 | -60.6 | Dark | Up | 35.0 | 113.2 | Up | 09:10:25 - 09:40:25 | 3720 |
| Toppenish/White Swan | 09:25:27 | -60.6 | Dark | Up | 35.2 | 113.2 | Up | 09:10:27 - 09:40:27 | 3699 |
| PNWRO | 09:25:10 | -60.2 | Dark | Up | 36.3 | 114.3 | Up | 09:10:10 - 09:40:10 | 3673 |
| The Dalles | 09:25:38 | -61.5 | Dark | Up | 35.0 | 112.1 | Up | 09:10:38 - 09:40:38 | 3614 |
| Maupin | 09:25:40 | -61.8 | Dark | Up | 35.2 | 111.9 | Up | 09:10:40 - 09:40:40 | 3571 |
| Sisters | 09:25:48 | -62.6 | Dark | Up | 35.3 | 110.9 | Up | 09:10:48 - 09:40:48 | 3477 |
| Bend | 09:25:47 | -62.7 | Dark | Up | 35.5 | 111.0 | Up | 09:10:47 - 09:40:47 | 3454 |
| Oregon Observatory | 09:25:46 | -62.8 | Dark | Up | 35.5 | 110.7 | Up | 09:10:46 - 09:40:46 | 3435 |
| Chiloquin | 09:26:00 | -63.9 | Dark | Up | 35.7 | 109.5 | Up | 09:11:00 - 09:41:00 | 3295 |
| Klamath Falls | 09:26:00 | -64.1 | Dark | Up | 35.9 | 109.4 | Up | 09:11:00 - 09:41:00 | 3260 |
| Dunrhomin | 09:22:49 | -54.6 | Dark | Up | 47.4 | 122.9 | Up | 09:07:49 - 09:37:49 | 3248 |
| Nikitin | 09:22:46 | -54.7 | Dark | Up | 47.5 | 122.7 | Up | 09:07:46 - 09:37:46 | 3229 |
| CU-SBO | 09:22:48 | -54.7 | Dark | Up | 47.5 | 122.6 | Up | 09:07:48 - 09:37:48 | 3221 |
| Cedarville | 09:25:46 | -63.6 | Dark | Up | 37.2 | 110.2 | Up | 09:10:46 - 09:40:46 | 3199 |
| Fall River/Burney | 09:25:55 | -64.6 | Dark | Up | 36.5 | 108.9 | Up | 09:10:55 - 09:40:55 | 3139 |
| Gimple | 09:25:58 | -64.8 | Dark | Up | 37.2 | 108.7 | Up | 09:10:58 - 09:40:58 | 3047 |
| Greenville | 09:25:55 | -64.9 | Dark | Up | 37.1 | 108.6 | Up | 09:10:55 - 09:40:55 | 3046 |
| Quincy | 09:26:00 | -65.0 | Dark | Up | 37.2 | 108.5 | Up | 09:11:00 - 09:41:00 | 3025 |
| Portola | 09:25:55 | -64.8 | Dark | Up | 37.6 | 108.8 | Up | 09:10:55 - 09:40:55 | 3015 |
| Reno | 09:25:49 | -64.5 | Dark | Up | 38.1 | 109.1 | Up | 09:10:49 - 09:40:49 | 2993 |
| Carson City | 09:25:50 | -64.7 | Dark | Up | 38.3 | 108.8 | Up | 09:10:50 - 09:40:50 | 2955 |
| Yerington | 09:25:42 | -64.4 | Dark | Up | 38.8 | 109.2 | Up | 09:10:42 - 09:40:42 | 2940 |
| Gardnerville | 09:25:50 | -64.8 | Dark | Up | 38.4 | 108.7 | Up | 09:10:50 - 09:40:50 | 2929 |
| Hawthorne | 09:25:37 | -64.3 | Dark | Up | 39.3 | 109.3 | Up | 09:10:37 - 09:40:37 | 2895 |
| Lee Vining | 09:25:46 | -64.9 | Dark | Up | 39.1 | 108.4 | Up | 09:10:46 - 09:40:46 | 2830 |
| Bishop | 09:25:37 | -64.7 | Dark | Up | 39.8 | 108.5 | Up | 09:10:37 - 09:40:37 | 2773 |
| Beatty | 09:25:20 | -63.8 | Dark | Up | 41.2 | 109.5 | Up | 09:10:20 - 09:40:20 | 2740 |
| Patrick | 09:24:45 | -62.3 | Dark | Up | 43.8 | 110.5 | Up | 09:09:45 - 09:39:45 | 2614 |
| Laughlin/Bullhead City | 09:24:55 | -62.9 | Dark | Up | 43.3 | 109.7 | Up | 09:09:55 - 09:39:55 | 2579 |
| Lake Havasu City | 09:24:49 | -62.9 | Dark | Up | 43.7 | 109.3 | Up | 09:09:49 - 09:39:49 | 2510 |
| George/Scottsdale | 09:24:18 | -61.2 | Dark | Up | 45.8 | 110.5 | Up | 09:09:18 - 09:39:18 | 2458 |
| Wildwood | 09:25:47 | -66.2 | Dark | Up | 40.7 | 105.8 | Up | 09:10:47 - 09:40:47 | 2419 |
| Idyllwild | 09:25:25 | -64.9 | Dark | Up | 42.2 | 106.8 | Up | 09:10:25 - 09:40:25 | 2400 |
| Calipatria | 09:25:08 | -64.2 | Dark | Up | 43.3 | 107.2 | Up | 09:10:08 - 09:40:08 | 2347 |
| Yuma | 09:24:55 | -63.6 | Dark | Up | 44.1 | 107.4 | Up | 09:09:55 - 09:39:55 | 2312 |
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 131696, (2024/12/13 09:11UT) Object RA Dec mag sep mel Regulus 10:08:22.0 +11:58:02 1.3 1.55 95 31 Leo 10:07:54.2 +09:59:50 6.0 1.93 95 PPM 127247 10:15:09.6 +11:40:27 7.9 0.54 96 PPM 127224 10:13:50.4 +10:50:31 8.7 0.39 96 PPM 127220 10:13:31.6 +11:10:58 11.3 0.11 96 131696 10:13:55.5 +11:13:52 15.6 96 Positions are for J2000
Event circumstances last updated at 2023/03/04 04:03:09 UT
Marc W. Buie, Southwest Research Institute