Event between 10MR116 and star GA1180:00290352 with event index number of 1568908
Geocentric closest approach at 2026/10/06 03:32:08 UTC
J2000 position of star is 02:03:24.9 +28:10:31
Equinox of date position of star is 02:04:34.7 +28:16:19
Stellar brightness G=15.9,
use SENSEUP=128
Star is 98 degrees from the moon.
Moon is 22% illuminated.
TNO apparent brightness V=26.4
[RECON map]
TNO is 42.8 AU from the Sun
and 42.0 AU from the Earth.
The TNO is moving 22.5
km/sec on the sky relative to the star, or,
2.7 arcsec/hr.
The 1-sigma error in the time of the event is 273 seconds.
The 1-sigma cross-track error in the shadow position is
4366 km.
The sky-plane scale is
30433.5 km/arcsec.
The TNO has an absolute magnitude Hv=10.0
Diameter=275.4 km assuming a 5% albedo -- 2.7 sec chord
Diameter=112.4 km assuming a 30% albedo -- 1.1 sec chord
Dynamical classification is SCATNEAR
Star training set for 10MR116, (2026/10/06 03:32UT) Object RA Dec mag sep mel Aldebaran 04:37:27.5 +16:33:40 0.8 36.96 67 Hamal 02:08:41.2 +23:35:17 2.0 4.79 99 10 Ari 02:05:10.9 +26:03:48 6.1 2.24 98 PPM 091301 02:03:40.2 +28:31:42 7.6 0.36 98 PPM 091308 02:04:10.2 +28:14:14 9.5 0.18 98 10MR116 02:04:57.1 +28:18:11 15.9 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
3.3 sigma about the mid-time.
The median site spacing is 17.0 km
RECON observability=1.0 and success probability=9.4%
| Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
| Victoria | 03:34:44 | -19.1 | Dark | Down | 23.4 | 73.3 | Low | 03:19:44 - 03:49:44 | 610 |
| Clarence Fulton | 03:34:37 | -21.1 | Dark | Down | 26.4 | 76.8 | Low | 03:19:37 - 03:49:37 | 559 |
| Peachland | 03:34:39 | -21.0 | Dark | Down | 26.0 | 76.3 | Low | 03:19:39 - 03:49:39 | 548 |
| Kelowna | 03:34:38 | -21.2 | Dark | Down | 26.2 | 76.5 | Low | 03:19:38 - 03:49:38 | 544 |
| Summerland | 03:34:39 | -21.1 | Dark | Down | 26.0 | 76.3 | Low | 03:19:39 - 03:49:39 | 537 |
| Penticton | 03:34:40 | -21.2 | Dark | Down | 26.1 | 76.3 | Low | 03:19:40 - 03:49:40 | 529 |
| Oliver | 03:34:41 | -21.3 | Dark | Down | 26.0 | 76.2 | Low | 03:19:41 - 03:49:41 | 510 |
| Anarchist Mountain Observatory | 03:34:42 | -21.5 | Dark | Down | 26.1 | 76.2 | Low | 03:19:42 - 03:49:42 | 494 |
| Tonasket | 03:34:43 | -21.5 | Dark | Down | 26.0 | 76.0 | Low | 03:19:43 - 03:49:43 | 478 |
| Okanogan | 03:34:45 | -21.5 | Dark | Down | 25.8 | 75.8 | Low | 03:19:45 - 03:49:45 | 465 |
| Manson/Chelan | 03:34:46 | -21.3 | Dark | Down | 25.3 | 75.2 | Low | 03:19:46 - 03:49:46 | 458 |
| Brewster | 03:34:46 | -21.5 | Dark | Down | 25.6 | 75.5 | Low | 03:19:46 - 03:49:46 | 457 |
| Entiat | 03:34:47 | -21.4 | Dark | Down | 25.2 | 75.0 | Low | 03:19:47 - 03:49:47 | 448 |
| Wenatchee | 03:34:49 | -21.4 | Dark | Down | 25.1 | 74.9 | Low | 03:19:49 - 03:49:49 | 437 |
| Ellensburg | 03:34:50 | -21.3 | Dark | Down | 24.8 | 74.5 | Low | 03:19:50 - 03:49:50 | 422 |
| Yakima | 03:34:52 | -21.4 | Dark | Down | 24.7 | 74.3 | Low | 03:19:52 - 03:49:52 | 399 |
| Toppenish/White Swan | 03:34:53 | -21.6 | Dark | Down | 24.8 | 74.4 | Low | 03:19:53 - 03:49:53 | 380 |
| The Dalles | 03:34:56 | -21.3 | Dark | Down | 24.0 | 73.5 | Low | 03:19:56 - 03:49:56 | 364 |
| Goldendale | 03:34:55 | -21.5 | Dark | Down | 24.3 | 73.9 | Low | 03:19:55 - 03:49:55 | 363 |
| Maupin | 03:34:57 | -21.5 | Dark | Down | 24.0 | 73.4 | Low | 03:19:57 - 03:49:57 | 335 |
| Pasco | 03:34:53 | -22.5 | Dark | Down | 25.6 | 75.1 | Low | 03:19:53 - 03:49:53 | 325 |
| PNWRO | 03:34:54 | -22.7 | Dark | Down | 25.7 | 75.1 | Low | 03:19:54 - 03:49:54 | 302 |
| Sisters | 03:35:01 | -21.4 | Dark | Down | 23.4 | 72.8 | Low | 03:20:01 - 03:50:01 | 301 |
| Redmond | 03:35:01 | -21.7 | Dark | Down | 23.7 | 73.0 | Low | 03:20:01 - 03:50:01 | 284 |
| Bend | 03:35:02 | -21.6 | Dark | Down | 23.5 | 72.8 | Low | 03:20:02 - 03:50:02 | 276 |
| Oregon Observatory | 03:35:03 | -21.6 | Dark | Down | 23.4 | 72.7 | Low | 03:20:03 - 03:50:03 | 271 |
| La Pine/Gilchrist | 03:35:04 | -21.6 | Dark | Down | 23.3 | 72.5 | Low | 03:20:04 - 03:50:04 | 261 |
| North Lake | 03:35:05 | -22.1 | Dark | Down | 23.6 | 72.7 | Low | 03:20:05 - 03:50:05 | 210 |
| Klamath Falls | 03:35:09 | -21.8 | Dark | Down | 22.7 | 71.8 | Low | 03:20:09 - 03:50:09 | 181 |
| Paisley | 03:35:07 | -22.5 | Dark | Down | 23.7 | 72.7 | Low | 03:20:07 - 03:50:07 | 161 |
| Lakeview | 03:35:09 | -22.8 | Dark | Down | 23.7 | 72.6 | Low | 03:20:09 - 03:50:09 | 121 |
| Fall River/Burney | 03:35:13 | -22.3 | Dark | Down | 22.6 | 71.6 | Low | 03:20:13 - 03:50:13 | 89 |
| Cedarville | 03:35:11 | -23.1 | Dark | Down | 23.6 | 72.5 | Low | 03:20:11 - 03:50:11 | 72 |
| Susanville | 03:35:16 | -23.0 | Dark | Down | 22.9 | 71.7 | Low | 03:20:16 - 03:50:16 | 18 |
| Greenville | 03:35:17 | -22.9 | Dark | Down | 22.6 | 71.5 | Low | 03:20:17 - 03:50:17 | 12 |
| Gimple | 03:35:17 | -22.9 | Dark | Down | 22.7 | 71.5 | Low | 03:20:17 - 03:50:17 | 8 |
| Quincy | 03:35:17 | -22.9 | Dark | Down | 22.6 | 71.4 | Low | 03:20:17 - 03:50:17 | -2 |
| Portola | 03:35:18 | -23.3 | Dark | Down | 22.9 | 71.6 | Low | 03:20:18 - 03:50:18 | -30 |
| Reno | 03:35:19 | -23.9 | Dark | Down | 23.3 | 71.8 | Low | 03:20:19 - 03:50:19 | -75 |
| Carson City | 03:35:20 | -24.0 | Dark | Down | 23.2 | 71.7 | Low | 03:20:20 - 03:50:20 | -100 |
| Gardnerville | 03:35:21 | -24.1 | Dark | Down | 23.1 | 71.6 | Low | 03:20:21 - 03:50:21 | -119 |
| Yerington | 03:35:21 | -24.5 | Dark | Down | 23.6 | 72.0 | Low | 03:20:21 - 03:50:21 | -141 |
| Hawthorne | 03:35:22 | -25.0 | Dark | Down | 23.8 | 72.1 | Low | 03:20:22 - 03:50:22 | -195 |
| Lee Vining | 03:35:24 | -24.8 | Dark | Down | 23.3 | 71.6 | Low | 03:20:24 - 03:50:24 | -213 |
| Bishop | 03:35:26 | -25.5 | Dark | Down | 23.7 | 71.7 | Low | 03:20:26 - 03:50:26 | -287 |
| Tonopah | 03:35:23 | -26.2 | Dark | Down | 24.8 | 72.6 | Low | 03:20:23 - 03:50:23 | -288 |
| CPSLO | 03:35:34 | -24.2 | Dark | Down | 21.3 | 69.8 | Low | 03:20:34 - 03:50:34 | -337 |
| Beatty | 03:35:27 | -26.9 | Dark | Down | 24.8 | 72.3 | Low | 03:20:27 - 03:50:27 | -392 |
| Indian Springs | 03:35:27 | -27.8 | Dark | Down | 25.5 | 72.7 | Low | 03:20:27 - 03:50:27 | -463 |
| Wildwood | 03:35:37 | -26.1 | Dark | Down | 22.5 | 70.3 | Low | 03:20:37 - 03:50:37 | -518 |
| Henderson | 03:35:29 | -28.5 | Dark | Down | 25.9 | 72.8 | Low | 03:20:29 - 03:50:29 | -534 |
| Searchlight/Boulder City | 03:35:31 | -28.7 | Dark | Down | 25.8 | 72.5 | Low | 03:20:31 - 03:50:31 | -579 |
| Laughlin/Bullhead City | 03:35:32 | -29.1 | Dark | Down | 25.9 | 72.6 | Low | 03:20:32 - 03:50:32 | -618 |
| Idyllwild | 03:35:38 | -27.7 | Dark | Down | 23.8 | 71.0 | Low | 03:20:38 - 03:50:38 | -630 |
| Patrick | 03:35:31 | -29.5 | Dark | Down | 26.6 | 73.0 | Low | 03:20:31 - 03:50:31 | -631 |
| Mohave Valley | 03:35:33 | -29.1 | Dark | Down | 25.9 | 72.4 | Low | 03:20:33 - 03:50:33 | -639 |
| Kingman/Dolan Springs | 03:35:31 | -29.5 | Dark | Down | 26.3 | 72.8 | Low | 03:20:31 - 03:50:31 | -639 |
| Niwot | 03:35:07 | -34.2 | Dark | Down | 34.3 | 80.0 | Up | 03:20:07 - 03:50:07 | -651 |
| SwRI | 03:35:07 | -34.2 | Dark | Down | 34.2 | 79.9 | Up | 03:20:07 - 03:50:07 | -655 |
| Lake Havasu City | 03:35:34 | -29.4 | Dark | Down | 25.9 | 72.4 | Low | 03:20:34 - 03:50:34 | -681 |
| DCO | 03:35:31 | -30.2 | Dark | Down | 27.0 | 73.2 | Low | 03:20:31 - 03:50:31 | -686 |
| Parker | 03:35:35 | -29.6 | Dark | Down | 25.9 | 72.2 | Low | 03:20:35 - 03:50:35 | -709 |
| Calipatria | 03:35:39 | -28.8 | Dark | Down | 24.6 | 71.2 | Low | 03:20:39 - 03:50:39 | -731 |
| Blythe | 03:35:37 | -29.5 | Dark | Down | 25.5 | 71.9 | Low | 03:20:37 - 03:50:37 | -736 |
| Yuma | 03:35:40 | -29.7 | Dark | Down | 25.2 | 71.4 | Low | 03:20:40 - 03:50:40 | -806 |
| George/Scottsdale | 03:35:34 | -31.6 | Dark | Down | 27.7 | 73.1 | Low | 03:20:34 - 03:50:34 | -853 |
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 10MR116, (2026/10/06 03:32UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 36.96 67 Hamal 02:07:10.7 +23:27:42 2.0 4.79 99 10 Ari 02:03:39.6 +25:56:09 6.1 2.24 98 PPM 091301 02:02:08.0 +28:24:01 7.6 0.36 98 PPM 091308 02:02:38.1 +28:06:34 9.5 0.18 98 10MR116 02:03:24.9 +28:10:31 15.9 98 Positions are for J2000
Event circumstances last updated at 2020/04/02 22:59:55 UT
Marc W. Buie, Southwest Research Institute