Event between 10TR195 and star GA0980:00288212 with event index number of 1577481
Geocentric closest approach at 2024/09/01 09:43:55 UTC
J2000 position of star is 03:21:09.8 +09:19:13
Equinox of date position of star is 03:22:18.5 +09:23:43
Stellar brightness G=14.4,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 91 degrees from the moon.
Moon is 3% illuminated.
TNO apparent brightness V=22.6
[RECON map]
TNO is 29.7 AU from the Sun
and 29.4 AU from the Earth.
The TNO is moving 7.1
km/sec on the sky relative to the star, or,
1.2 arcsec/hr.
The 1-sigma error in the time of the event is 482 seconds.
The 1-sigma cross-track error in the shadow position is
5391 km.
The sky-plane scale is
21300.8 km/arcsec.
The TNO has an absolute magnitude Hv=7.7
Diameter=174.6 km assuming a 5% albedo -- 24.7 sec chord
Diameter=71.3 km assuming a 30% albedo -- 10.1 sec chord
Dynamical classification is 3:2E
Star training set for 10TR195, (2024/09/01 09:44UT) Object RA Dec mag sep mel Aldebaran 04:37:20.3 +16:33:25 0.8 19.57 72 Menkar 03:03:34.3 +04:11:06 2.5 7.02 97 1Omi Tau 03:26:08.7 +09:06:51 3.6 0.95 90 PPM 146488 03:22:37.6 +09:44:50 8.0 0.34 91 PPM 146497 03:23:09.6 +09:19:07 8.8 0.19 91 PPM 146493 03:22:53.9 +09:26:55 10.7 0.11 91 10TR195 03:22:29.9 +09:24:27 14.4 91 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
1.9 sigma about the mid-time.
The median site spacing is 4.9 km
RECON observability=1.0 and success probability=5.5%
| Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
| CPSLO | 09:40:16 | -40.9 | Dark | Down | 41.7 | 111.4 | Up | 09:25:16 - 09:55:16 | 1749 |
| Klamath Falls | 09:38:35 | -35.6 | Dark | Down | 37.8 | 115.3 | Up | 09:23:35 - 09:53:35 | 1731 |
| Chiloquin | 09:38:30 | -35.3 | Dark | Down | 37.6 | 115.4 | Up | 09:23:30 - 09:53:30 | 1729 |
| Fall River/Burney | 09:38:52 | -36.4 | Dark | Down | 38.6 | 114.9 | Up | 09:23:52 - 09:53:52 | 1729 |
| Quincy | 09:39:08 | -37.2 | Dark | Down | 39.4 | 114.5 | Up | 09:24:08 - 09:54:08 | 1719 |
| Greenville | 09:39:04 | -37.0 | Dark | Down | 39.3 | 114.7 | Up | 09:24:04 - 09:54:04 | 1717 |
| Gimple | 09:39:04 | -37.0 | Dark | Down | 39.4 | 114.7 | Up | 09:24:04 - 09:54:04 | 1712 |
| Susanville | 09:39:00 | -36.7 | Dark | Down | 39.4 | 115.1 | Up | 09:24:00 - 09:54:00 | 1695 |
| Portola | 09:39:08 | -37.1 | Dark | Down | 39.8 | 114.9 | Up | 09:24:08 - 09:54:08 | 1693 |
| La Pine/Gilchrist | 09:38:13 | -34.2 | Dark | Down | 37.3 | 116.5 | Up | 09:23:13 - 09:53:13 | 1688 |
| Oregon Observatory | 09:38:10 | -34.0 | Dark | Down | 37.2 | 116.7 | Up | 09:23:10 - 09:53:10 | 1680 |
| Sisters | 09:38:04 | -33.7 | Dark | Down | 36.9 | 116.8 | Up | 09:23:04 - 09:53:04 | 1679 |
| Bend | 09:38:07 | -33.8 | Dark | Down | 37.2 | 116.9 | Up | 09:23:07 - 09:53:07 | 1669 |
| Victoria | 09:37:06 | -30.5 | Dark | Down | 33.7 | 117.5 | Up | 09:22:06 - 09:52:06 | 1667 |
| North Lake | 09:38:19 | -34.4 | Dark | Down | 37.9 | 116.8 | Up | 09:23:19 - 09:53:19 | 1663 |
| Carson City | 09:39:16 | -37.4 | Dark | Down | 40.6 | 115.0 | Up | 09:24:16 - 09:54:16 | 1660 |
| Gardnerville | 09:39:20 | -37.6 | Dark | Down | 40.7 | 114.9 | Up | 09:24:20 - 09:54:20 | 1660 |
| Redmond | 09:38:05 | -33.6 | Dark | Down | 37.2 | 117.2 | Up | 09:23:05 - 09:53:05 | 1657 |
| Reno | 09:39:11 | -37.1 | Dark | Down | 40.4 | 115.3 | Up | 09:24:11 - 09:54:11 | 1657 |
| Paisley | 09:38:26 | -34.7 | Dark | Down | 38.4 | 116.7 | Up | 09:23:26 - 09:53:26 | 1652 |
| Cedarville | 09:38:43 | -35.6 | Dark | Down | 39.2 | 116.3 | Up | 09:23:43 - 09:53:43 | 1650 |
| Lakeview | 09:38:33 | -35.1 | Dark | Down | 38.8 | 116.6 | Up | 09:23:33 - 09:53:33 | 1650 |
| Maupin | 09:37:51 | -32.8 | Dark | Down | 36.8 | 117.8 | Up | 09:22:51 - 09:52:51 | 1633 |
| Lee Vining | 09:39:33 | -38.1 | Dark | Down | 41.6 | 114.7 | Up | 09:24:33 - 09:54:33 | 1632 |
| The Dalles | 09:37:45 | -32.5 | Dark | Down | 36.5 | 117.9 | Up | 09:22:45 - 09:52:45 | 1629 |
| Yerington | 09:39:18 | -37.3 | Dark | Down | 41.1 | 115.5 | Up | 09:24:18 - 09:54:18 | 1623 |
| Wildwood | 09:40:30 | -40.9 | Dark | Down | 43.7 | 112.1 | Up | 09:25:30 - 09:55:30 | 1621 |
| Goldendale | 09:37:41 | -32.1 | Dark | Down | 36.6 | 118.4 | Up | 09:22:41 - 09:52:41 | 1604 |
| Hawthorne | 09:39:24 | -37.4 | Dark | Down | 41.7 | 115.6 | Up | 09:24:24 - 09:54:24 | 1595 |
| Bishop | 09:39:41 | -38.3 | Dark | Down | 42.4 | 114.9 | Up | 09:24:41 - 09:54:41 | 1590 |
| Yakima | 09:37:30 | -31.4 | Dark | Down | 36.4 | 119.1 | Up | 09:22:30 - 09:52:30 | 1573 |
| Toppenish/White Swan | 09:37:34 | -31.5 | Dark | Down | 36.6 | 119.2 | Up | 09:22:34 - 09:52:34 | 1569 |
| Ellensburg | 09:37:24 | -31.0 | Dark | Down | 36.2 | 119.4 | Up | 09:22:24 - 09:52:24 | 1562 |
| Wenatchee | 09:37:18 | -30.6 | Dark | Down | 36.1 | 119.8 | Up | 09:22:18 - 09:52:18 | 1541 |
| Manson/Chelan | 09:37:12 | -30.1 | Dark | Down | 36.0 | 120.3 | Up | 09:22:12 - 09:52:12 | 1520 |
| Tonopah | 09:39:28 | -37.2 | Dark | Down | 42.9 | 116.6 | Up | 09:24:28 - 09:54:28 | 1510 |
| Pasco | 09:37:33 | -31.2 | Dark | Down | 37.4 | 120.3 | Up | 09:22:33 - 09:52:33 | 1503 |
| Brewster | 09:37:08 | -29.8 | Dark | Down | 36.1 | 120.8 | Up | 09:22:08 - 09:52:08 | 1496 |
| PNWRO | 09:37:36 | -31.3 | Dark | Down | 37.7 | 120.4 | Up | 09:22:36 - 09:52:36 | 1496 |
| Idyllwild | 09:40:31 | -40.3 | Dark | Down | 45.3 | 113.5 | Up | 09:25:31 - 09:55:31 | 1495 |
| Beatty | 09:39:45 | -37.9 | Dark | Down | 43.8 | 116.1 | Up | 09:24:45 - 09:54:45 | 1487 |
| Okanogan | 09:37:05 | -29.6 | Dark | Down | 36.0 | 121.1 | Up | 09:22:05 - 09:52:05 | 1478 |
| Tonasket | 09:36:59 | -29.2 | Dark | Down | 35.9 | 121.4 | Up | 09:21:59 - 09:51:59 | 1462 |
| Oliver | 09:36:52 | -28.8 | Dark | Down | 35.6 | 121.6 | Up | 09:21:52 - 09:51:52 | 1456 |
| Peachland | 09:36:46 | -28.4 | Dark | Down | 35.2 | 121.7 | Up | 09:21:46 - 09:51:46 | 1452 |
| Anarchist Mountain Observatory | 09:36:54 | -28.9 | Dark | Down | 35.8 | 121.7 | Up | 09:21:54 - 09:51:54 | 1451 |
| Summerland | 09:36:47 | -28.5 | Dark | Down | 35.3 | 121.7 | Up | 09:21:47 - 09:51:47 | 1451 |
| Penticton | 09:36:48 | -28.5 | Dark | Down | 35.4 | 121.8 | Up | 09:21:48 - 09:51:48 | 1447 |
| Kelowna | 09:36:44 | -28.2 | Dark | Down | 35.3 | 122.1 | Up | 09:21:44 - 09:51:44 | 1434 |
| Indian Springs | 09:39:47 | -37.6 | Dark | Down | 44.7 | 116.8 | Up | 09:24:47 - 09:54:47 | 1417 |
| Clarence Fulton | 09:36:37 | -27.8 | Dark | Down | 35.1 | 122.4 | Up | 09:21:37 - 09:51:37 | 1415 |
| Calipatria | 09:40:38 | -40.1 | Dark | Down | 46.5 | 114.0 | Up | 09:25:38 - 09:55:38 | 1412 |
| Henderson | 09:39:53 | -37.7 | Dark | Down | 45.5 | 117.0 | Up | 09:24:53 - 09:54:53 | 1372 |
| Yuma | 09:40:42 | -39.9 | Dark | Down | 47.4 | 114.4 | Up | 09:25:42 - 09:55:42 | 1348 |
| Blythe | 09:40:28 | -39.2 | Dark | Down | 47.0 | 115.3 | Up | 09:25:28 - 09:55:28 | 1347 |
| Laughlin/Bullhead City | 09:40:05 | -38.1 | Dark | Down | 46.2 | 116.7 | Up | 09:25:05 - 09:55:05 | 1345 |
| Mohave Valley | 09:40:10 | -38.3 | Dark | Down | 46.4 | 116.4 | Up | 09:25:10 - 09:55:10 | 1345 |
| Lake Havasu City | 09:40:15 | -38.5 | Dark | Down | 46.7 | 116.3 | Up | 09:25:15 - 09:55:15 | 1328 |
| Parker | 09:40:20 | -38.7 | Dark | Down | 46.9 | 116.0 | Up | 09:25:20 - 09:55:20 | 1326 |
| Kingman/Dolan Springs | 09:40:04 | -37.8 | Dark | Down | 46.6 | 117.2 | Up | 09:25:04 - 09:55:04 | 1310 |
| Patrick | 09:40:00 | -37.6 | Dark | Down | 46.6 | 117.6 | Up | 09:25:00 - 09:55:00 | 1296 |
| George/Scottsdale | 09:40:21 | -37.7 | Dark | Down | 48.9 | 118.0 | Up | 09:25:21 - 09:55:21 | 1151 |
| Dunrhomin | 09:38:27 | -29.5 | Dark | Down | 49.3 | 131.2 | Up | 09:23:27 - 09:53:27 | 684 |
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 10TR195, (2024/09/01 09:44UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 19.57 72 Menkar 03:02:16.8 +04:05:21 2.5 7.02 97 1Omi Tau 03:24:48.7 +09:01:42 3.6 0.95 90 PPM 146488 03:21:17.4 +09:39:35 8.0 0.34 91 PPM 146497 03:21:49.6 +09:13:54 8.8 0.19 91 PPM 146493 03:21:33.8 +09:21:41 10.7 0.11 91 10TR195 03:21:09.8 +09:19:13 14.4 91 Positions are for J2000
Event circumstances last updated at 2021/02/26 00:44:44 UT
Marc W. Buie, Southwest Research Institute