Event between 10GX34 and star UC4-330-150690 with event index number of 303486
Geocentric closest approach at 2019/07/01 09:03:34 UTC
J2000 position of star is 18:24:02.7 -24:04:41
Equinox of date position of star is 18:25:11.7 -24:04:01
Stellar brightness R=16.2,
use SENSEUP=128
Star is 165 degrees from the moon.
Moon is 3% illuminated.
TNO apparent brightness V=20.6
[RECON map]
TNO is 16.6 AU from the Sun
and 15.5 AU from the Earth.
The TNO is moving 20.7
km/sec on the sky relative to the star, or,
6.6 arcsec/hr.
The 1-sigma error in the time of the event is 139 seconds.
The 1-sigma cross-track error in the shadow position is
875 km.
The sky-plane scale is
11271.8 km/arcsec.
The TNO has an absolute magnitude Hv=8.5
Diameter=120.8 km assuming a 5% albedo -- 5.8 sec chord
Diameter=49.3 km assuming a 30% albedo -- 2.4 sec chord
Dynamical classification is CENTAURR
Star training set for 10GX34, (2019/07/01 09:04UT) Object RA Dec mag sep mel Antares 16:30:36.4 -26:28:25 0.9 25.97 167 Nunki 18:56:28.4 -26:16:15 2.0 7.40 157 PPM 268291 18:22:43.4 -24:54:17 6.0 1.01 165 PPM 268419 18:27:52.9 -23:25:22 8.4 0.88 164 PPM 268340 18:24:32.2 -24:00:29 9.1 0.17 165 10GX34 18:25:14.2 -24:03:59 16.2 164 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
5.0 sigma about the mid-time.
The median site spacing is 12.7 km
RECON observability=0.6 and success probability=0.0%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Summerland | 09:02:43 | -15.8 | AT | Down | 14.2 | 197.9 | Really Low | 08:50:40 - 09:14:46 | 6409 |
Kelowna | 09:02:42 | -15.7 | AT | Down | 14.0 | 198.2 | Really Low | 08:50:39 - 09:14:45 | 6408 |
Penticton | 09:02:42 | -16.1 | AT | Down | 14.4 | 198.1 | Really Low | 08:50:39 - 09:14:45 | 6397 |
Okanagan Falls | 09:02:41 | -16.3 | AT | Down | 14.6 | 198.1 | Really Low | 08:50:38 - 09:14:44 | 6391 |
Oliver | 09:02:41 | -16.5 | AT | Down | 14.8 | 198.1 | Really Low | 08:50:38 - 09:14:44 | 6386 |
Anarchist Mountain Observatory | 09:02:41 | -16.6 | AT | Down | 14.9 | 198.3 | Really Low | 08:50:38 - 09:14:44 | 6379 |
Oroville | 09:02:41 | -16.7 | AT | Down | 15.0 | 198.3 | Really Low | 08:50:38 - 09:14:44 | 6377 |
Tonasket | 09:02:41 | -16.9 | AT | Down | 15.2 | 198.3 | Really Low | 08:50:38 - 09:14:44 | 6369 |
Okanogan | 09:02:41 | -17.2 | AT | Down | 15.5 | 198.2 | Really Low | 08:50:38 - 09:14:44 | 6359 |
Brewster | 09:02:41 | -17.5 | AT | Down | 15.8 | 198.0 | Really Low | 08:50:38 - 09:14:44 | 6351 |
Manson/Chelan | 09:02:42 | -17.8 | AT | Down | 16.1 | 197.7 | Really Low | 08:50:39 - 09:14:45 | 6346 |
Entiat | 09:02:42 | -18.0 | Dark | Down | 16.3 | 197.6 | Really Low | 08:50:39 - 09:14:45 | 6339 |
Wenatchee | 09:02:42 | -18.3 | Dark | Down | 16.6 | 197.6 | Really Low | 08:50:39 - 09:14:45 | 6330 |
Ellensburg | 09:02:42 | -18.7 | Dark | Down | 17.0 | 197.4 | Really Low | 08:50:39 - 09:14:45 | 6317 |
Yakima | 09:02:41 | -19.1 | Dark | Down | 17.4 | 197.4 | Really Low | 08:50:38 - 09:14:44 | 6302 |
Toppenish/White Swan | 09:02:41 | -19.3 | Dark | Down | 17.6 | 197.6 | Really Low | 08:50:38 - 09:14:44 | 6293 |
Pasco | 09:02:36 | -19.2 | Dark | Down | 17.4 | 198.8 | Really Low | 08:50:33 - 09:14:39 | 6279 |
Goldendale | 09:02:41 | -19.9 | Dark | Down | 18.2 | 197.3 | Really Low | 08:50:38 - 09:14:44 | 6274 |
PNWRO | 09:02:35 | -19.4 | Dark | Down | 17.6 | 199.0 | Really Low | 08:50:32 - 09:14:38 | 6268 |
George/Umatilla | 09:02:37 | -19.6 | Dark | Down | 17.8 | 198.6 | Really Low | 08:50:34 - 09:14:40 | 6268 |
The Dalles | 09:02:43 | -20.2 | Dark | Down | 18.5 | 196.9 | Really Low | 08:50:40 - 09:14:46 | 6268 |
Maupin | 09:02:42 | -20.6 | Dark | Down | 18.9 | 197.1 | Really Low | 08:50:39 - 09:14:45 | 6251 |
Madras/Culver | 09:02:41 | -21.1 | Dark | Down | 19.4 | 197.1 | Really Low | 08:50:38 - 09:14:44 | 6229 |
Sisters | 09:02:42 | -21.5 | Dark | Down | 19.8 | 196.7 | Really Low | 08:50:39 - 09:14:45 | 6218 |
Redmond | 09:02:41 | -21.5 | Dark | Down | 19.8 | 197.1 | Really Low | 08:50:38 - 09:14:44 | 6215 |
Bend | 09:02:41 | -21.7 | Dark | Down | 20.0 | 197.0 | Low | 08:50:38 - 09:14:44 | 6207 |
Oregon Observatory | 09:02:41 | -21.9 | Dark | Down | 20.2 | 196.9 | Low | 08:50:38 - 09:14:44 | 6200 |
La Pine/Gilchrist | 09:02:41 | -22.1 | Dark | Down | 20.4 | 196.8 | Low | 08:50:38 - 09:14:44 | 6192 |
North Lake | 09:02:39 | -22.4 | Dark | Down | 20.7 | 197.4 | Low | 08:50:36 - 09:14:42 | 6169 |
Chiloquin | 09:02:41 | -23.3 | Dark | Down | 21.5 | 196.6 | Low | 08:50:38 - 09:14:44 | 6146 |
Paisley | 09:02:37 | -22.9 | Dark | Down | 21.1 | 197.8 | Low | 08:50:34 - 09:14:40 | 6143 |
Klamath Falls | 09:02:41 | -23.6 | Dark | Down | 21.9 | 196.7 | Low | 08:50:38 - 09:14:44 | 6130 |
Lakeview | 09:02:35 | -23.4 | Dark | Down | 21.6 | 198.1 | Low | 08:50:32 - 09:14:38 | 6119 |
Tulelake | 09:02:39 | -23.8 | Dark | Down | 22.1 | 197.0 | Low | 08:50:36 - 09:14:42 | 6116 |
Cedarville | 09:02:34 | -24.0 | Dark | Down | 22.2 | 198.3 | Low | 08:50:31 - 09:14:37 | 6087 |
Fall River/Burney | 09:02:38 | -24.7 | Dark | Down | 22.9 | 197.2 | Low | 08:50:35 - 09:14:41 | 6073 |
Susanville | 09:02:34 | -25.1 | Dark | Down | 23.3 | 198.0 | Low | 08:50:31 - 09:14:37 | 6038 |
Greenville | 09:02:35 | -25.5 | Dark | Down | 23.7 | 197.8 | Low | 08:50:32 - 09:14:38 | 6027 |
Gimple | 09:02:35 | -25.4 | Dark | Down | 23.7 | 197.8 | Low | 08:50:32 - 09:14:38 | 6026 |
Quincy | 09:02:35 | -25.7 | Dark | Down | 23.9 | 197.8 | Low | 08:50:32 - 09:14:38 | 6017 |
Portola | 09:02:33 | -25.7 | Dark | Down | 23.9 | 198.3 | Low | 08:50:30 - 09:14:36 | 6007 |
Reno | 09:02:30 | -25.8 | Dark | Down | 24.0 | 198.9 | Low | 08:50:27 - 09:14:33 | 5989 |
Carson City | 09:02:30 | -26.2 | Dark | Down | 24.3 | 199.0 | Low | 08:50:27 - 09:14:33 | 5971 |
Gardnerville | 09:02:29 | -26.4 | Dark | Down | 24.5 | 199.1 | Low | 08:50:26 - 09:14:32 | 5958 |
Yerington | 09:02:27 | -26.2 | Dark | Down | 24.3 | 199.6 | Low | 08:50:24 - 09:14:30 | 5956 |
Hawthorne | 09:02:24 | -26.6 | Dark | Down | 24.6 | 200.2 | Low | 08:50:21 - 09:14:27 | 5928 |
Lee Vining | 09:02:26 | -27.2 | Dark | Down | 25.3 | 199.8 | Low | 08:50:23 - 09:14:29 | 5902 |
Tonopah | 09:02:19 | -26.7 | Dark | Down | 24.7 | 201.6 | Low | 08:50:16 - 09:14:22 | 5891 |
Bishop | 09:02:22 | -27.6 | Dark | Down | 25.7 | 200.6 | Low | 08:50:19 - 09:14:25 | 5865 |
Niwot | 09:01:38 | -21.1 | Dark | Down | 18.7 | 212.0 | Really Low | 08:49:35 - 09:13:41 | 5845 |
Beatty | 09:02:15 | -27.7 | Dark | Down | 25.6 | 202.2 | Low | 08:50:12 - 09:14:18 | 5824 |
Lone Pine | 09:02:20 | -28.3 | Dark | Down | 26.3 | 201.0 | Low | 08:50:17 - 09:14:23 | 5820 |
Indian Springs | 09:02:11 | -27.7 | Dark | Down | 25.6 | 203.3 | Low | 08:50:08 - 09:14:14 | 5795 |
CPSLO | 09:02:29 | -30.1 | Dark | Down | 28.2 | 198.8 | Low | 08:50:26 - 09:14:32 | 5769 |
Henderson | 09:02:07 | -28.0 | Dark | Down | 25.9 | 204.0 | Low | 08:50:04 - 09:14:10 | 5758 |
Searchlight/Boulder City | 09:02:06 | -28.5 | Dark | Down | 26.4 | 204.2 | Low | 08:50:03 - 09:14:09 | 5725 |
Patrick | 09:02:02 | -28.3 | Dark | Down | 26.1 | 205.2 | Low | 08:49:59 - 09:14:05 | 5710 |
Laughlin/Bullhead City | 09:02:04 | -28.7 | Dark | Down | 26.5 | 204.6 | Low | 08:50:01 - 09:14:07 | 5704 |
Kingman/Dolan Springs | 09:02:02 | -28.5 | Dark | Down | 26.3 | 205.1 | Low | 08:49:59 - 09:14:05 | 5699 |
Mohave Valley | 09:02:04 | -29.0 | Dark | Down | 26.8 | 204.7 | Low | 08:50:01 - 09:14:07 | 5688 |
DCO | 09:01:59 | -28.3 | Dark | Down | 26.1 | 205.9 | Low | 08:49:56 - 09:14:02 | 5684 |
Wildwood | 09:02:19 | -30.8 | Dark | Down | 28.8 | 201.0 | Low | 08:50:16 - 09:14:22 | 5682 |
Lake Havasu City | 09:02:02 | -29.3 | Dark | Down | 27.0 | 205.0 | Low | 08:49:59 - 09:14:05 | 5662 |
Idyllwild | 09:02:11 | -30.7 | Dark | Down | 28.5 | 202.9 | Low | 08:50:08 - 09:14:14 | 5643 |
Parker | 09:02:02 | -29.6 | Dark | Down | 27.4 | 205.1 | Low | 08:49:59 - 09:14:05 | 5641 |
Blythe | 09:02:02 | -30.2 | Dark | Down | 27.9 | 204.9 | Low | 08:49:59 - 09:14:05 | 5613 |
Calipatria | 09:02:06 | -30.9 | Dark | Down | 28.7 | 204.1 | Low | 08:50:03 - 09:14:09 | 5593 |
Yuma | 09:02:01 | -31.0 | Dark | Down | 28.8 | 205.1 | Low | 08:49:58 - 09:14:04 | 5557 |
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 10GX34, (2019/07/01 09:04UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 25.97 167 Nunki 18:55:15.9 -26:17:49 2.0 7.40 157 PPM 268291 18:21:31.4 -24:54:54 6.0 1.01 165 PPM 268419 18:26:41.7 -23:26:08 8.4 0.88 164 PPM 268340 18:23:20.7 -24:01:10 9.1 0.17 165 10GX34 18:24:02.7 -24:04:41 16.2 165 Positions are for J2000
Event circumstances last updated at 2018/10/24 21:42:57 UT
Marc W. Buie, Southwest Research Institute