Event between (593617) 15RN278 and star GA0980:00132082 with event index number of 2690439
Geocentric closest approach at 2026/11/07 10:47:32 UTC
J2000 position of star is 01:31:28.3 +08:34:25
Equinox of date position of star is 01:32:37.8 +08:41:12
Stellar brightness G=16.4,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 175 degrees from the moon.
Moon is 4% illuminated.
TNO apparent brightness V=24.1
[RECON map]
TNO is 35.8 AU from the Sun
and 34.9 AU from the Earth.
The TNO is moving 23.2
km/sec on the sky relative to the star, or,
3.3 arcsec/hr.
The 1-sigma error in the time of the event is 249 seconds.
The 1-sigma cross-track error in the shadow position is
2688 km.
The sky-plane scale is
25319.2 km/arcsec.
The TNO has an absolute magnitude Hv=8.5
Diameter=119.7 km assuming a 5% albedo -- 5.2 sec chord
Diameter=48.9 km assuming a 30% albedo -- 2.1 sec chord
Dynamical classification is 5:4E
Star training set for 593617, (2026/11/07 10:48UT) Object RA Dec mag sep mel Aldebaran 04:37:27.9 +16:33:41 0.8 45.61 133 6Bet Ari 01:56:07.7 +20:56:18 2.6 13.45 169 PPM 144653 01:30:27.4 +07:25:55 6.4 1.41 174 PPM 144733 01:34:42.9 +08:20:44 7.2 0.58 174 PPM 144663 01:30:56.1 +08:31:04 9.8 0.52 175 PPM 144701 01:32:45.2 +08:38:27 10.4 0.08 175 593617 01:32:53.0 +08:42:40 16.4 175 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
3.6 sigma about the mid-time.
The median site spacing is 35.4 km
RECON observability=0.9 and success probability=19.0%
| Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
| Sleaford | 10:43:39 | -31.7 | Dark | Down | 13.6 | 266.4 | Really Low | 10:28:39 - 10:58:39 | 7 |
| Kamloops | 10:43:52 | -40.5 | Dark | Down | 22.7 | 255.2 | Low | 10:28:52 - 10:58:52 | -141 |
| Kelowna | 10:43:49 | -40.4 | Dark | Down | 22.4 | 256.2 | Low | 10:28:49 - 10:58:49 | -225 |
| Peachland | 10:43:49 | -40.6 | Dark | Down | 22.6 | 256.0 | Low | 10:28:49 - 10:58:49 | -235 |
| Summerland | 10:43:49 | -40.6 | Dark | Down | 22.6 | 256.2 | Low | 10:28:49 - 10:58:49 | -250 |
| Penticton | 10:43:48 | -40.6 | Dark | Down | 22.5 | 256.3 | Low | 10:28:48 - 10:58:48 | -257 |
| Oliver | 10:43:48 | -40.8 | Dark | Down | 22.6 | 256.4 | Low | 10:28:48 - 10:58:48 | -293 |
| Anarchist Mountain Observatory | 10:43:47 | -40.7 | Dark | Down | 22.5 | 256.7 | Low | 10:28:47 - 10:58:47 | -310 |
| Tonasket | 10:43:47 | -40.9 | Dark | Down | 22.6 | 256.7 | Low | 10:28:47 - 10:58:47 | -341 |
| Victoria | 10:43:53 | -43.3 | Dark | Down | 25.2 | 253.5 | Low | 10:28:53 - 10:58:53 | -345 |
| Okanogan | 10:43:46 | -41.1 | Dark | Down | 22.8 | 256.7 | Low | 10:28:46 - 10:58:46 | -375 |
| Brewster | 10:43:46 | -41.4 | Dark | Down | 23.0 | 256.7 | Low | 10:28:46 - 10:58:46 | -402 |
| Manson/Chelan | 10:43:46 | -41.7 | Dark | Down | 23.3 | 256.5 | Low | 10:28:46 - 10:58:46 | -422 |
| Wenatchee | 10:43:46 | -42.0 | Dark | Down | 23.5 | 256.5 | Low | 10:28:46 - 10:58:46 | -470 |
| Ellensburg | 10:43:46 | -42.3 | Dark | Down | 23.8 | 256.5 | Low | 10:28:46 - 10:58:46 | -511 |
| Yakima | 10:43:45 | -42.5 | Dark | Down | 23.9 | 256.7 | Low | 10:28:45 - 10:58:45 | -553 |
| Toppenish/White Swan | 10:43:44 | -42.4 | Dark | Down | 23.8 | 256.9 | Low | 10:28:44 - 10:58:44 | -575 |
| PNWRO | 10:43:42 | -41.6 | Dark | Down | 22.9 | 258.2 | Low | 10:28:42 - 10:58:42 | -617 |
| Goldendale | 10:43:44 | -42.9 | Dark | Down | 24.2 | 256.8 | Low | 10:28:44 - 10:58:44 | -631 |
| The Dalles | 10:43:45 | -43.3 | Dark | Down | 24.5 | 256.6 | Low | 10:28:45 - 10:58:45 | -653 |
| Maupin | 10:43:44 | -43.4 | Dark | Down | 24.5 | 256.9 | Low | 10:28:44 - 10:58:44 | -696 |
| Sisters | 10:43:43 | -44.0 | Dark | Down | 25.1 | 256.9 | Low | 10:28:43 - 10:58:43 | -785 |
| Bend | 10:43:43 | -44.0 | Dark | Down | 25.0 | 257.2 | Low | 10:28:43 - 10:58:43 | -811 |
| Oregon Observatory | 10:43:42 | -44.1 | Dark | Down | 25.1 | 257.2 | Low | 10:28:42 - 10:58:42 | -829 |
| North Lake | 10:43:41 | -44.0 | Dark | Down | 24.8 | 257.9 | Low | 10:28:41 - 10:58:41 | -898 |
| Chiloquin | 10:43:42 | -44.9 | Dark | Down | 25.7 | 257.5 | Low | 10:28:42 - 10:58:42 | -965 |
| Klamath Falls | 10:43:41 | -45.0 | Dark | Down | 25.7 | 257.7 | Low | 10:28:41 - 10:58:41 | -1001 |
| Lakeview | 10:43:38 | -44.0 | Dark | Down | 24.7 | 258.8 | Low | 10:28:38 - 10:58:38 | -1011 |
| Cedarville | 10:43:38 | -44.1 | Dark | Down | 24.7 | 259.2 | Low | 10:28:38 - 10:58:38 | -1081 |
| Fall River/Burney | 10:43:39 | -45.1 | Dark | Down | 25.7 | 258.5 | Low | 10:28:39 - 10:58:39 | -1128 |
| Susanville | 10:43:37 | -44.8 | Dark | Down | 25.2 | 259.3 | Low | 10:28:37 - 10:58:37 | -1197 |
| Dunrhomin | 10:43:17 | -33.4 | Dark | Down | 13.6 | 269.8 | Really Low | 10:28:17 - 10:58:17 | -1201 |
| Greenville | 10:43:37 | -45.1 | Dark | Down | 25.5 | 259.3 | Low | 10:28:37 - 10:58:37 | -1226 |
| Gimple | 10:43:37 | -45.1 | Dark | Down | 25.4 | 259.3 | Low | 10:28:37 - 10:58:37 | -1226 |
| Quincy | 10:43:37 | -45.2 | Dark | Down | 25.5 | 259.4 | Low | 10:28:37 - 10:58:37 | -1247 |
| Portola | 10:43:36 | -44.9 | Dark | Down | 25.2 | 259.8 | Low | 10:28:36 - 10:58:36 | -1262 |
| Reno | 10:43:35 | -44.5 | Dark | Down | 24.8 | 260.3 | Low | 10:28:35 - 10:58:35 | -1293 |
| Carson City | 10:43:34 | -44.6 | Dark | Down | 24.8 | 260.5 | Low | 10:28:34 - 10:58:34 | -1332 |
| Yerington | 10:43:33 | -44.2 | Dark | Down | 24.4 | 261.0 | Low | 10:28:33 - 10:58:33 | -1354 |
| Gardnerville | 10:43:34 | -44.6 | Dark | Down | 24.8 | 260.7 | Low | 10:28:34 - 10:58:34 | -1358 |
| Hawthorne | 10:43:31 | -43.9 | Dark | Down | 24.0 | 261.6 | Low | 10:28:31 - 10:58:31 | -1406 |
| Tonopah | 10:43:29 | -43.0 | Dark | Down | 23.0 | 262.7 | Low | 10:28:29 - 10:58:29 | -1459 |
| Lee Vining | 10:43:32 | -44.4 | Dark | Down | 24.5 | 261.5 | Low | 10:28:32 - 10:58:32 | -1465 |
| Bishop | 10:43:30 | -44.0 | Dark | Down | 24.0 | 262.3 | Low | 10:28:30 - 10:58:30 | -1532 |
| Beatty | 10:43:27 | -42.9 | Dark | Down | 22.8 | 263.5 | Low | 10:28:27 - 10:58:27 | -1585 |
| Indian Springs | 10:43:25 | -42.1 | Dark | Down | 22.0 | 264.3 | Low | 10:28:25 - 10:58:25 | -1622 |
| Henderson | 10:43:24 | -41.7 | Dark | Down | 21.5 | 265.0 | Low | 10:28:24 - 10:58:24 | -1680 |
| Patrick | 10:43:21 | -40.9 | Dark | Down | 20.6 | 265.9 | Low | 10:28:21 - 10:58:21 | -1748 |
| Kingman/Dolan Springs | 10:43:22 | -41.1 | Dark | Down | 20.8 | 265.8 | Low | 10:28:22 - 10:58:22 | -1772 |
| Laughlin/Bullhead City | 10:43:22 | -41.5 | Dark | Down | 21.2 | 265.5 | Low | 10:28:22 - 10:58:22 | -1775 |
| Mohave Valley | 10:43:22 | -41.5 | Dark | Down | 21.2 | 265.7 | Low | 10:28:22 - 10:58:22 | -1805 |
| Lake Havasu City | 10:43:22 | -41.4 | Dark | Down | 21.0 | 266.0 | Low | 10:28:22 - 10:58:22 | -1848 |
| Wildwood | 10:43:28 | -44.9 | Dark | Down | 24.6 | 263.6 | Low | 10:28:28 - 10:58:28 | -1886 |
| Parker | 10:43:21 | -41.4 | Dark | Down | 21.0 | 266.1 | Low | 10:28:21 - 10:58:21 | -1887 |
| Idyllwild | 10:43:24 | -43.5 | Dark | Down | 23.1 | 264.9 | Low | 10:28:24 - 10:58:24 | -1929 |
| George/Scottsdale | 10:43:17 | -39.5 | Dark | Down | 19.1 | 267.7 | Really Low | 10:28:17 - 10:58:17 | -1931 |
| Calipatria | 10:43:22 | -42.6 | Dark | Down | 22.1 | 265.8 | Low | 10:28:22 - 10:58:22 | -1998 |
| Yuma | 10:43:21 | -41.9 | Dark | Down | 21.4 | 266.5 | Low | 10:28:21 - 10:58:21 | -2045 |
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 593617, (2026/11/07 10:48UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 45.61 133 6Bet Ari 01:54:38.6 +20:48:26 2.6 13.45 169 PPM 144653 01:29:03.1 +07:17:38 6.4 1.41 174 PPM 144733 01:33:18.2 +08:12:30 7.2 0.58 174 PPM 144663 01:29:31.5 +08:22:47 9.8 0.52 175 PPM 144701 01:31:20.5 +08:30:12 10.4 0.08 175 593617 01:31:28.3 +08:34:25 16.4 175 Positions are for J2000
Event circumstances last updated at 2022/01/18 00:33:10 UT
Marc W. Buie, Southwest Research Institute