Event between 03QJ91 and star GA0800:21800039 with event index number of 1269636
Geocentric closest approach at 2023/08/26 06:17:05 UTC
J2000 position of star is 22:53:37.2 -09:44:24
Equinox of date position of star is 22:54:45.7 -09:37:25
Stellar brightness G=14.1,
use SENSEUP=64 with the MallinCam and and exposure
time of 1 seconds with the QHY174 camera.
Star is 75 degrees from the moon.
Moon is 70% illuminated.
TNO apparent brightness V=23.2
[RECON map]
TNO is 44.1 AU from the Sun
and 43.1 AU from the Earth.
The TNO is moving 24.7
km/sec on the sky relative to the star, or,
2.8 arcsec/hr.
The 1-sigma error in the time of the event is 328 seconds.
The 1-sigma cross-track error in the shadow position is
4144 km.
The sky-plane scale is
31288.9 km/arcsec.
The TNO has an absolute magnitude Hv=6.8
Diameter=271.7 km assuming a 5% albedo -- 10.6 sec chord
Diameter=110.9 km assuming a 30% albedo -- 4.3 sec chord
Dynamical classification is CLASSICAL
Star training set for 03QJ91, (2023/08/26 06:17UT) Object RA Dec mag sep mel Fomalhaut 22:58:57.1 -29:29:47 1.2 19.91 68 70 Aqr 22:49:44.8 -10:25:48 6.2 1.50 73 PPM 240876 22:54:01.2 -09:55:58 6.9 0.38 75 PPM 206890 22:54:37.8 -09:34:14 9.7 0.07 75 03QJ91 22:54:51.5 -09:36:50 14.1 75 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
2.7 sigma about the mid-time.
The median site spacing is 11.9 km
RECON observability=1.0 and success probability=6.7%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Victoria | 06:17:20 | -25.5 | Dark | Up | 22.7 | 138.6 | Low | 06:02:20 - 06:32:20 | 52 |
Clarence Fulton | 06:17:06 | -25.3 | Dark | Up | 23.0 | 143.0 | Low | 06:02:06 - 06:32:06 | 48 |
Peachland | 06:17:09 | -25.6 | Dark | Up | 23.3 | 142.4 | Low | 06:02:09 - 06:32:09 | 38 |
Kelowna | 06:17:08 | -25.6 | Dark | Up | 23.3 | 142.8 | Low | 06:02:08 - 06:32:08 | 37 |
Summerland | 06:17:09 | -25.8 | Dark | Up | 23.4 | 142.5 | Low | 06:02:09 - 06:32:09 | 31 |
Penticton | 06:17:09 | -25.9 | Dark | Up | 23.5 | 142.6 | Low | 06:02:09 - 06:32:09 | 27 |
Oliver | 06:17:10 | -26.2 | Dark | Up | 23.8 | 142.5 | Low | 06:02:10 - 06:32:10 | 14 |
Anarchist Mountain Observatory | 06:17:10 | -26.4 | Dark | Up | 24.0 | 142.6 | Low | 06:02:10 - 06:32:10 | 5 |
Tonasket | 06:17:11 | -26.6 | Dark | Up | 24.2 | 142.5 | Low | 06:02:11 - 06:32:11 | -6 |
Okanogan | 06:17:12 | -26.9 | Dark | Up | 24.4 | 142.2 | Low | 06:02:12 - 06:32:12 | -16 |
Brewster | 06:17:13 | -27.1 | Dark | Up | 24.6 | 142.0 | Low | 06:02:13 - 06:32:13 | -23 |
Manson/Chelan | 06:17:15 | -27.1 | Dark | Up | 24.6 | 141.6 | Low | 06:02:15 - 06:32:15 | -25 |
Wenatchee | 06:17:16 | -27.5 | Dark | Up | 24.9 | 141.3 | Low | 06:02:16 - 06:32:16 | -41 |
Ellensburg | 06:17:18 | -27.8 | Dark | Up | 25.1 | 140.9 | Low | 06:02:18 - 06:32:18 | -53 |
Yakima | 06:17:19 | -28.1 | Dark | Up | 25.4 | 140.8 | Low | 06:02:19 - 06:32:19 | -70 |
Toppenish/White Swan | 06:17:19 | -28.4 | Dark | Up | 25.7 | 140.9 | Low | 06:02:19 - 06:32:19 | -82 |
Goldendale | 06:17:22 | -28.7 | Dark | Up | 25.9 | 140.3 | Low | 06:02:22 - 06:32:22 | -97 |
The Dalles | 06:17:23 | -28.8 | Dark | Up | 25.9 | 139.9 | Low | 06:02:23 - 06:32:23 | -101 |
Pasco | 06:17:16 | -28.9 | Dark | Up | 26.3 | 142.1 | Low | 06:02:16 - 06:32:16 | -109 |
Maupin | 06:17:24 | -29.2 | Dark | Up | 26.3 | 139.9 | Low | 06:02:24 - 06:32:24 | -120 |
PNWRO | 06:17:17 | -29.2 | Dark | Up | 26.6 | 142.3 | Low | 06:02:17 - 06:32:17 | -124 |
Sisters | 06:17:28 | -29.7 | Dark | Up | 26.7 | 139.1 | Low | 06:02:28 - 06:32:28 | -150 |
Redmond | 06:17:27 | -29.9 | Dark | Up | 26.9 | 139.5 | Low | 06:02:27 - 06:32:27 | -158 |
Bend | 06:17:28 | -30.0 | Dark | Up | 27.0 | 139.3 | Low | 06:02:28 - 06:32:28 | -165 |
Oregon Observatory | 06:17:29 | -30.1 | Dark | Up | 27.1 | 139.1 | Low | 06:02:29 - 06:32:29 | -171 |
La Pine/Gilchrist | 06:17:29 | -30.3 | Dark | Up | 27.2 | 139.0 | Low | 06:02:29 - 06:32:29 | -179 |
North Lake | 06:17:29 | -30.9 | Dark | Up | 27.9 | 139.4 | Low | 06:02:29 - 06:32:29 | -210 |
Chiloquin | 06:17:34 | -31.1 | Dark | Up | 27.9 | 138.3 | Low | 06:02:34 - 06:32:34 | -225 |
Paisley | 06:17:30 | -31.5 | Dark | Up | 28.4 | 139.6 | Low | 06:02:30 - 06:32:30 | -242 |
Klamath Falls | 06:17:34 | -31.4 | Dark | Up | 28.2 | 138.2 | Low | 06:02:34 - 06:32:34 | -242 |
Lakeview | 06:17:31 | -32.0 | Dark | Up | 28.9 | 139.6 | Low | 06:02:31 - 06:32:31 | -270 |
Cedarville | 06:17:32 | -32.6 | Dark | Up | 29.5 | 139.6 | Low | 06:02:32 - 06:32:32 | -306 |
Fall River/Burney | 06:17:36 | -32.6 | Dark | Up | 29.3 | 138.2 | Low | 06:02:36 - 06:32:36 | -308 |
Susanville | 06:17:36 | -33.4 | Dark | Up | 30.1 | 138.7 | Up | 06:02:36 - 06:32:36 | -353 |
Greenville | 06:17:38 | -33.5 | Dark | Up | 30.2 | 138.3 | Up | 06:02:38 - 06:32:38 | -362 |
Gimple | 06:17:37 | -33.6 | Dark | Up | 30.2 | 138.4 | Up | 06:02:37 - 06:32:37 | -364 |
Quincy | 06:17:39 | -33.7 | Dark | Up | 30.3 | 138.2 | Up | 06:02:39 - 06:32:39 | -373 |
Portola | 06:17:37 | -34.0 | Dark | Up | 30.7 | 138.6 | Up | 06:02:37 - 06:32:37 | -388 |
Reno | 06:17:36 | -34.5 | Dark | Up | 31.2 | 139.2 | Up | 06:02:36 - 06:32:36 | -415 |
Carson City | 06:17:37 | -34.8 | Dark | Up | 31.5 | 139.0 | Up | 06:02:37 - 06:32:37 | -435 |
Gardnerville | 06:17:38 | -35.0 | Dark | Up | 31.7 | 139.0 | Up | 06:02:38 - 06:32:38 | -449 |
Yerington | 06:17:36 | -35.2 | Dark | Up | 32.0 | 139.6 | Up | 06:02:36 - 06:32:36 | -458 |
Hawthorne | 06:17:36 | -35.8 | Dark | Up | 32.6 | 139.9 | Up | 06:02:36 - 06:32:36 | -495 |
Lee Vining | 06:17:38 | -36.1 | Dark | Up | 32.8 | 139.2 | Up | 06:02:38 - 06:32:38 | -515 |
Tonopah | 06:17:33 | -36.8 | Dark | Up | 33.6 | 141.2 | Up | 06:02:33 - 06:32:33 | -550 |
Bishop | 06:17:38 | -36.9 | Dark | Up | 33.6 | 139.7 | Up | 06:02:38 - 06:32:38 | -565 |
Beatty | 06:17:35 | -38.0 | Dark | Up | 34.8 | 141.2 | Up | 06:02:35 - 06:32:35 | -627 |
CPSLO | 06:17:50 | -37.7 | Dark | Up | 33.9 | 136.6 | Up | 06:02:50 - 06:32:50 | -639 |
Indian Springs | 06:17:32 | -38.7 | Dark | Up | 35.6 | 142.1 | Up | 06:02:32 - 06:32:32 | -671 |
Dunrhomin | 06:16:52 | -38.2 | Dark | Up | 36.7 | 155.0 | Up | 06:01:52 - 06:31:52 | -715 |
Henderson | 06:17:31 | -39.4 | Dark | Up | 36.3 | 142.6 | Up | 06:02:31 - 06:32:31 | -719 |
Wildwood | 06:17:47 | -39.7 | Dark | Up | 36.0 | 138.0 | Up | 06:02:47 - 06:32:47 | -756 |
Laughlin/Bullhead City | 06:17:32 | -40.3 | Dark | Up | 37.2 | 142.7 | Up | 06:02:32 - 06:32:32 | -782 |
Patrick | 06:17:29 | -40.4 | Dark | Up | 37.4 | 143.5 | Up | 06:02:29 - 06:32:29 | -783 |
Kingman/Dolan Springs | 06:17:30 | -40.5 | Dark | Up | 37.5 | 143.2 | Up | 06:02:30 - 06:32:30 | -792 |
Mohave Valley | 06:17:33 | -40.6 | Dark | Up | 37.4 | 142.5 | Up | 06:02:33 - 06:32:33 | -799 |
Idyllwild | 06:17:42 | -40.8 | Dark | Up | 37.3 | 139.8 | Up | 06:02:42 - 06:32:42 | -820 |
Lake Havasu City | 06:17:33 | -41.0 | Dark | Up | 37.9 | 142.6 | Up | 06:02:33 - 06:32:33 | -830 |
Parker | 06:17:34 | -41.4 | Dark | Up | 38.2 | 142.5 | Up | 06:02:34 - 06:32:34 | -853 |
Blythe | 06:17:36 | -41.7 | Dark | Up | 38.4 | 141.9 | Up | 06:02:36 - 06:32:36 | -879 |
Calipatria | 06:17:40 | -41.8 | Dark | Up | 38.3 | 140.7 | Up | 06:02:40 - 06:32:40 | -888 |
Yuma | 06:17:38 | -42.5 | Dark | Up | 39.2 | 141.4 | Up | 06:02:38 - 06:32:38 | -938 |
George/Scottsdale | 06:17:27 | -42.6 | Dark | Up | 39.7 | 144.9 | Up | 06:02:27 - 06:32:27 | -940 |
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 03QJ91, (2023/08/26 06:17UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.6 -29:37:24 1.2 19.91 68 70 Aqr 22:48:30.3 -10:33:20 6.2 1.50 73 PPM 240876 22:52:46.9 -10:03:32 6.9 0.38 75 PPM 206890 22:53:23.6 -09:41:48 9.7 0.07 75 03QJ91 22:53:37.2 -09:44:24 14.1 75 Positions are for J2000
Event circumstances last updated at 2021/10/27 00:03:12 UT
Marc W. Buie, Southwest Research Institute