Event between 00AF255 and star GA1400:04213644 with event index number of 1986673
Geocentric closest approach at 2022/03/08 11:33:50 UTC
J2000 position of star is 08:34:59.9 +50:59:43
Equinox of date position of star is 08:36:36.5 +50:55:04
Stellar brightness G=12.6,
use SENSEUP=16 with the MallinCam and and exposure
time of 250 milli-seconds with the QHY174 camera.
Star is 65 degrees from the moon.
Moon is 32% illuminated.
TNO apparent brightness V=22.9
[RECON map]
TNO is 48.8 AU from the Sun
and 48.2 AU from the Earth.
The TNO is moving 19.5
km/sec on the sky relative to the star, or,
2.0 arcsec/hr.
The 1-sigma error in the time of the event is 263 seconds.
The 1-sigma cross-track error in the shadow position is
2913 km.
The sky-plane scale is
34968.3 km/arcsec.
The TNO has an absolute magnitude Hv=5.9
Diameter=401.8 km assuming a 5% albedo -- 20.6 sec chord
Diameter=164.0 km assuming a 30% albedo -- 8.4 sec chord
Dynamical classification is SCATNEAR
Star training set for 00AF255, (2022/03/08 11:34UT) Object RA Dec mag sep mel Pollux 07:46:40.3 +27:58:15 1.1 24.81 57 Merak 11:03:10.0 +56:15:47 2.4 22.11 85 PPM 031648 08:25:28.6 +53:08:47 5.6 2.81 64 PPM 031733 08:33:31.4 +50:32:18 7.9 0.62 65 PPM 031747 08:35:10.9 +50:56:15 9.8 0.23 65 00AF255 08:36:36.5 +50:55:03 12.6 66 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
3.4 sigma about the mid-time.
The median site spacing is 17.8 km
RECON observability=1.0 and success probability=18.9%
| Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
| Sleaford | 11:29:37 | -19.7 | Dark | Down | 31.3 | 314.3 | Up | 11:14:37 - 11:44:37 | 1634 |
| Dunrhomin | 11:29:00 | -22.5 | Dark | Down | 22.5 | 318.8 | Low | 11:14:00 - 11:44:00 | 975 |
| CU-SBO | 11:28:59 | -22.6 | Dark | Down | 22.3 | 318.8 | Low | 11:13:59 - 11:43:59 | 953 |
| Kamloops | 11:29:41 | -28.4 | Dark | Down | 37.2 | 307.8 | Up | 11:14:41 - 11:44:41 | 781 |
| Kelowna | 11:29:38 | -28.3 | Dark | Down | 36.3 | 308.7 | Up | 11:14:38 - 11:44:38 | 768 |
| Peachland | 11:29:37 | -28.6 | Dark | Down | 36.4 | 308.6 | Up | 11:14:37 - 11:44:37 | 744 |
| Penticton | 11:29:37 | -28.6 | Dark | Down | 36.1 | 308.8 | Up | 11:14:37 - 11:44:37 | 739 |
| Summerland | 11:29:37 | -28.6 | Dark | Down | 36.2 | 308.7 | Up | 11:14:37 - 11:44:37 | 738 |
| Oliver | 11:29:36 | -28.7 | Dark | Down | 35.9 | 309.0 | Up | 11:14:36 - 11:44:36 | 713 |
| Anarchist Mountain Observatory | 11:29:35 | -28.7 | Dark | Down | 35.7 | 309.2 | Up | 11:14:35 - 11:44:35 | 711 |
| Tonasket | 11:29:34 | -28.9 | Dark | Down | 35.5 | 309.3 | Up | 11:14:34 - 11:44:34 | 684 |
| Okanogan | 11:29:33 | -29.1 | Dark | Down | 35.4 | 309.5 | Up | 11:14:33 - 11:44:33 | 652 |
| Brewster | 11:29:33 | -29.4 | Dark | Down | 35.3 | 309.5 | Up | 11:14:33 - 11:44:33 | 621 |
| Manson/Chelan | 11:29:32 | -29.7 | Dark | Down | 35.4 | 309.5 | Up | 11:14:32 - 11:44:32 | 585 |
| Wenatchee | 11:29:31 | -30.0 | Dark | Down | 35.2 | 309.6 | Up | 11:14:31 - 11:44:31 | 541 |
| PNWRO | 11:29:25 | -29.9 | Dark | Down | 33.5 | 311.0 | Up | 11:14:25 - 11:44:25 | 515 |
| Ellensburg | 11:29:30 | -30.4 | Dark | Down | 35.0 | 309.8 | Up | 11:14:30 - 11:44:30 | 498 |
| Yakima | 11:29:29 | -30.6 | Dark | Down | 34.8 | 310.0 | Up | 11:14:29 - 11:44:29 | 466 |
| Victoria | 11:29:38 | -31.2 | Dark | Down | 37.5 | 307.7 | Up | 11:14:38 - 11:44:38 | 462 |
| Toppenish/White Swan | 11:29:28 | -30.6 | Dark | Down | 34.6 | 310.2 | Up | 11:14:28 - 11:44:28 | 459 |
| Goldendale | 11:29:27 | -31.1 | Dark | Down | 34.4 | 310.3 | Up | 11:14:27 - 11:44:27 | 394 |
| The Dalles | 11:29:27 | -31.5 | Dark | Down | 34.5 | 310.2 | Up | 11:14:27 - 11:44:27 | 356 |
| Maupin | 11:29:25 | -31.6 | Dark | Down | 34.2 | 310.5 | Up | 11:14:25 - 11:44:25 | 330 |
| Sisters | 11:29:24 | -32.3 | Dark | Down | 33.9 | 310.8 | Up | 11:14:24 - 11:44:24 | 235 |
| Bend | 11:29:22 | -32.3 | Dark | Down | 33.6 | 311.0 | Up | 11:14:22 - 11:44:22 | 232 |
| Oregon Observatory | 11:29:22 | -32.5 | Dark | Down | 33.5 | 311.0 | Up | 11:14:22 - 11:44:22 | 211 |
| North Lake | 11:29:20 | -32.4 | Dark | Down | 32.8 | 311.5 | Up | 11:14:20 - 11:44:20 | 193 |
| Lakeview | 11:29:16 | -32.5 | Dark | Down | 31.8 | 312.2 | Up | 11:14:16 - 11:44:16 | 144 |
| Cedarville | 11:29:15 | -32.7 | Dark | Down | 31.3 | 312.6 | Up | 11:14:15 - 11:44:15 | 105 |
| Chiloquin | 11:29:19 | -33.3 | Dark | Down | 32.9 | 311.5 | Up | 11:14:19 - 11:44:19 | 85 |
| George/Scottsdale | 11:28:49 | -29.3 | Dark | Down | 21.1 | 318.0 | Low | 11:13:49 - 11:43:49 | 75 |
| Klamath Falls | 11:29:18 | -33.5 | Dark | Down | 32.6 | 311.7 | Up | 11:14:18 - 11:44:18 | 63 |
| Patrick | 11:28:54 | -30.4 | Dark | Down | 23.5 | 316.9 | Low | 11:13:54 - 11:43:54 | 56 |
| Tonopah | 11:29:03 | -32.1 | Dark | Down | 27.2 | 315.0 | Low | 11:14:03 - 11:44:03 | 27 |
| Kingman/Dolan Springs | 11:28:53 | -30.6 | Dark | Down | 23.4 | 316.9 | Low | 11:13:53 - 11:43:53 | 27 |
| Henderson | 11:28:56 | -31.1 | Dark | Down | 24.6 | 316.4 | Low | 11:13:56 - 11:43:56 | 26 |
| Indian Springs | 11:28:58 | -31.4 | Dark | Down | 25.3 | 316.0 | Low | 11:13:58 - 11:43:58 | 18 |
| Fall River/Burney | 11:29:15 | -33.8 | Dark | Down | 31.6 | 312.4 | Up | 11:14:15 - 11:44:15 | -6 |
| Susanville | 11:29:12 | -33.5 | Dark | Down | 30.8 | 312.9 | Up | 11:14:12 - 11:44:12 | -10 |
| Laughlin/Bullhead City | 11:28:54 | -31.1 | Dark | Down | 23.7 | 316.8 | Low | 11:13:54 - 11:43:54 | -10 |
| Reno | 11:29:09 | -33.3 | Dark | Down | 29.7 | 313.6 | Low | 11:14:09 - 11:44:09 | -25 |
| Yerington | 11:29:07 | -33.1 | Dark | Down | 29.0 | 314.0 | Low | 11:14:07 - 11:44:07 | -26 |
| Hawthorne | 11:29:05 | -32.9 | Dark | Down | 28.4 | 314.3 | Low | 11:14:05 - 11:44:05 | -28 |
| Beatty | 11:29:00 | -32.1 | Dark | Down | 26.2 | 315.5 | Low | 11:14:00 - 11:44:00 | -29 |
| Mohave Valley | 11:28:53 | -31.1 | Dark | Down | 23.5 | 316.9 | Low | 11:13:53 - 11:43:53 | -29 |
| Lake Havasu City | 11:28:52 | -31.1 | Dark | Down | 23.1 | 317.1 | Low | 11:13:52 - 11:43:52 | -41 |
| Gimple | 11:29:12 | -33.8 | Dark | Down | 30.7 | 313.0 | Up | 11:14:12 - 11:44:12 | -44 |
| Portola | 11:29:11 | -33.7 | Dark | Down | 30.3 | 313.2 | Up | 11:14:11 - 11:44:11 | -45 |
| Greenville | 11:29:12 | -33.9 | Dark | Down | 30.8 | 312.9 | Up | 11:14:12 - 11:44:12 | -49 |
| Carson City | 11:29:08 | -33.5 | Dark | Down | 29.5 | 313.7 | Low | 11:14:08 - 11:44:08 | -51 |
| Quincy | 11:29:12 | -33.9 | Dark | Down | 30.6 | 313.0 | Up | 11:14:12 - 11:44:12 | -64 |
| Parker | 11:28:52 | -31.1 | Dark | Down | 22.8 | 317.2 | Low | 11:13:52 - 11:43:52 | -65 |
| Gardnerville | 11:29:08 | -33.5 | Dark | Down | 29.3 | 313.8 | Low | 11:14:08 - 11:44:08 | -67 |
| Bishop | 11:29:03 | -33.2 | Dark | Down | 27.4 | 314.9 | Low | 11:14:03 - 11:44:03 | -101 |
| Lee Vining | 11:29:05 | -33.5 | Dark | Down | 28.2 | 314.4 | Low | 11:14:05 - 11:44:05 | -102 |
| Yuma | 11:28:49 | -31.8 | Dark | Down | 21.9 | 317.5 | Low | 11:13:49 - 11:43:49 | -194 |
| Calipatria | 11:28:51 | -32.4 | Dark | Down | 22.8 | 317.1 | Low | 11:13:51 - 11:43:51 | -225 |
| Idyllwild | 11:28:53 | -33.2 | Dark | Down | 23.9 | 316.6 | Low | 11:13:53 - 11:43:53 | -262 |
| Wildwood | 11:28:56 | -34.5 | Dark | Down | 25.2 | 315.9 | Low | 11:13:56 - 11:43:56 | -363 |
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 00AF255, (2022/03/08 11:34UT) Object RA Dec mag sep mel Pollux 07:45:17.9 +28:01:33 1.1 24.81 57 Merak 11:01:50.7 +56:22:57 2.4 22.11 85 PPM 031648 08:23:48.4 +53:13:09 5.6 2.81 64 PPM 031733 08:31:54.8 +50:36:53 7.9 0.62 65 PPM 031747 08:33:34.1 +51:00:53 9.8 0.23 65 00AF255 08:34:59.9 +50:59:43 12.6 65 Positions are for J2000
Event circumstances last updated at 2022/03/04 23:45:43 UT
Marc W. Buie, Southwest Research Institute