Event between 11UQ62 and star UC4-557-010875 with event index number of 315095
Geocentric closest approach at 2020/03/07 02:12:10 UTC
J2000 position of star is 04:45:49.9 +21:16:51
Equinox of date position of star is 04:46:59.3 +21:18:54
Stellar brightness R=16.5,
use SENSEUP=128
Star is 57 degrees from the moon.
Moon is 90% illuminated.
TNO apparent brightness V=22.0
[RECON map]
TNO is 15.9 AU from the Sun
and 16.0 AU from the Earth.
The TNO is moving 11.0
km/sec on the sky relative to the star, or,
3.4 arcsec/hr.
The 1-sigma error in the time of the event is 89 seconds.
The 1-sigma cross-track error in the shadow position is
597 km.
The sky-plane scale is
11578.2 km/arcsec.
The TNO has an absolute magnitude Hv=9.6
Diameter=71.8 km assuming a 5% albedo -- 6.5 sec chord
Diameter=29.3 km assuming a 30% albedo -- 2.7 sec chord
Dynamical classification is CENTAURR
Star training set for 11UQ62, (2020/03/07 02:12UT) Object RA Dec mag sep mel Aldebaran 04:37:04.9 +16:32:54 0.8 5.32 61 Alnath 05:27:34.2 +28:37:21 1.6 11.73 47 PPM 093646 04:39:27.4 +20:43:25 5.9 1.86 59 PPM 093732 04:45:35.0 +21:41:37 8.4 0.51 58 PPM 093750 04:47:30.2 +21:12:03 9.9 0.16 57 PPM 093745 04:47:11.5 +21:17:56 10.2 0.04 57 11UQ62 04:47:02.0 +21:18:59 16.5 57 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 0.0 km
RECON observability=0.0 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) |
Kelowna | 02:12:38 | -4.6 | CT | Up | 60.8 | 194.6 | Up | 02:04:45 - 02:20:32 | 4458 |
Summerland | 02:12:36 | -4.4 | CT | Up | 61.1 | 194.2 | Up | 02:04:43 - 02:20:30 | 4427 |
Penticton | 02:12:38 | -4.5 | CT | Up | 61.1 | 194.4 | Up | 02:04:44 - 02:20:31 | 4421 |
Okanagan Falls | 02:12:38 | -4.4 | CT | Up | 61.3 | 194.5 | Up | 02:04:44 - 02:20:31 | 4403 |
Oliver | 02:12:39 | -4.4 | CT | Up | 61.5 | 194.6 | Up | 02:04:45 - 02:20:32 | 4387 |
Anarchist Mountain Observatory | 02:12:39 | -4.6 | CT | Up | 61.6 | 195.0 | Up | 02:04:46 - 02:20:33 | 4372 |
Oroville | 02:12:40 | -4.5 | CT | Up | 61.7 | 194.9 | Up | 02:04:46 - 02:20:33 | 4364 |
Tonasket | 02:12:39 | -4.5 | CT | Up | 61.9 | 195.1 | Up | 02:04:46 - 02:20:33 | 4341 |
Okanogan | 02:12:39 | -4.4 | CT | Up | 62.3 | 194.9 | Up | 02:04:46 - 02:20:33 | 4307 |
Brewster | 02:12:38 | -4.2 | CT | Up | 62.6 | 194.6 | Up | 02:04:44 - 02:20:31 | 4279 |
Manson/Chelan | 02:12:36 | -4.0 | CT | Up | 62.8 | 194.0 | Up | 02:04:42 - 02:20:29 | 4255 |
Entiat | 02:12:36 | -3.9 | CT | Up | 63.1 | 193.9 | Up | 02:04:42 - 02:20:29 | 4233 |
Wenatchee | 02:12:35 | -3.8 | CT | Up | 63.3 | 193.9 | Up | 02:04:42 - 02:20:29 | 4207 |
Ellensburg | 02:12:35 | -3.7 | CT | Up | 63.8 | 193.6 | Up | 02:04:41 - 02:20:28 | 4165 |
Yakima | 02:12:35 | -3.6 | CT | Up | 64.2 | 193.8 | Up | 02:04:41 - 02:20:28 | 4124 |
Toppenish/White Swan | 02:12:37 | -3.7 | CT | Up | 64.3 | 194.2 | Up | 02:04:43 - 02:20:30 | 4104 |
Pasco | 02:12:45 | -4.6 | CT | Up | 64.2 | 197.1 | Up | 02:04:52 - 02:20:39 | 4103 |
PNWRO | 02:12:47 | -4.8 | CT | Up | 64.4 | 197.7 | Up | 02:04:54 - 02:20:41 | 4080 |
George/Umatilla | 02:12:44 | -4.5 | CT | Up | 64.6 | 196.8 | Up | 02:04:51 - 02:20:38 | 4067 |
Goldendale | 02:12:34 | -3.4 | CT | Up | 65.0 | 193.6 | Up | 02:04:40 - 02:20:27 | 4045 |
The Dalles | 02:12:32 | -3.1 | CT | Up | 65.2 | 192.9 | Up | 02:04:38 - 02:20:25 | 4020 |
Maupin | 02:12:33 | -3.2 | CT | Up | 65.6 | 193.3 | Up | 02:04:39 - 02:20:26 | 3978 |
Madras/Culver | 02:12:33 | -3.1 | CT | Up | 66.2 | 193.5 | Up | 02:04:40 - 02:20:27 | 3923 |
Redmond | 02:12:33 | -3.0 | CT | Up | 66.5 | 193.6 | Up | 02:04:40 - 02:20:27 | 3886 |
Sisters | 02:12:30 | -2.7 | CT | Up | 66.6 | 192.6 | Up | 02:04:37 - 02:20:24 | 3885 |
Bend | 02:12:33 | -2.9 | CT | Up | 66.7 | 193.4 | Up | 02:04:40 - 02:20:27 | 3863 |
Oregon Observatory | 02:12:32 | -2.8 | CT | Up | 66.9 | 193.2 | Up | 02:04:38 - 02:20:25 | 3845 |
La Pine/Gilchrist | 02:12:32 | -2.7 | CT | Up | 67.2 | 193.1 | Up | 02:04:38 - 02:20:25 | 3823 |
North Lake | 02:12:37 | -3.2 | CT | Up | 67.5 | 194.9 | Up | 02:04:43 - 02:20:30 | 3784 |
Paisley | 02:12:41 | -3.4 | CT | Up | 67.9 | 196.1 | Up | 02:04:47 - 02:20:34 | 3730 |
Chiloquin | 02:12:30 | -2.4 | CT | Up | 68.3 | 192.9 | Up | 02:04:37 - 02:20:24 | 3706 |
Lakeview | 02:12:42 | -3.5 | CT | Up | 68.4 | 197.0 | Up | 02:04:49 - 02:20:36 | 3680 |
Klamath Falls | 02:12:31 | -2.4 | CT | Up | 68.6 | 193.3 | Up | 02:04:38 - 02:20:25 | 3672 |
Niwot | 02:14:42 | -15.3 | AT | Up | 63.3 | 231.9 | Up | 02:06:48 - 02:22:35 | 3666 |
SwRI | 02:14:41 | -15.3 | AT | Up | 63.4 | 231.9 | Up | 02:06:47 - 02:22:34 | 3654 |
Tulelake | 02:12:34 | -2.6 | CT | Up | 68.8 | 194.2 | Up | 02:04:41 - 02:20:28 | 3647 |
Cedarville | 02:12:46 | -3.6 | CT | Up | 68.9 | 198.0 | Up | 02:04:52 - 02:20:39 | 3614 |
Fall River/Burney | 02:12:36 | -2.6 | CT | Up | 69.7 | 195.1 | Up | 02:04:43 - 02:20:30 | 3553 |
Susanville | 02:12:43 | -3.2 | CT | Up | 70.1 | 197.6 | Up | 02:04:49 - 02:20:36 | 3494 |
Gimple | 02:12:41 | -3.0 | CT | Up | 70.4 | 197.2 | Up | 02:04:48 - 02:20:35 | 3463 |
Greenville | 02:12:41 | -2.9 | CT | Up | 70.5 | 197.0 | Up | 02:04:47 - 02:20:34 | 3463 |
Quincy | 02:12:41 | -2.9 | CT | Up | 70.6 | 197.2 | Up | 02:04:48 - 02:20:35 | 3442 |
Portola | 02:12:44 | -3.3 | CT | Up | 70.7 | 198.6 | Up | 02:04:51 - 02:20:38 | 3433 |
Reno | 02:12:50 | -3.8 | CT | Up | 70.7 | 200.7 | Up | 02:04:57 - 02:20:44 | 3411 |
Carson City | 02:12:51 | -3.8 | CT | Up | 71.1 | 201.2 | Up | 02:04:58 - 02:20:45 | 3374 |
Yerington | 02:12:55 | -4.3 | CT | Up | 71.0 | 203.1 | Up | 02:05:01 - 02:20:48 | 3360 |
Gardnerville | 02:12:53 | -3.8 | CT | Up | 71.3 | 201.6 | Up | 02:04:59 - 02:20:46 | 3349 |
Hawthorne | 02:12:55 | -4.6 | CT | Up | 71.3 | 205.1 | Up | 02:05:01 - 02:20:48 | 3317 |
Tonopah | 02:12:55 | -5.7 | CT | Up | 71.2 | 209.6 | Up | 02:05:01 - 02:20:48 | 3289 |
Lee Vining | 02:12:55 | -4.2 | CT | Up | 72.0 | 204.5 | Up | 02:05:01 - 02:20:48 | 3252 |
Bishop | 02:12:55 | -4.8 | CT | Up | 72.3 | 207.4 | Up | 02:05:01 - 02:20:48 | 3199 |
Beatty | 02:12:55 | -6.1 | NT | Up | 72.0 | 212.6 | Up | 02:05:01 - 02:20:48 | 3177 |
Indian Springs | 02:13:29 | -7.0 | NT | Up | 71.7 | 216.3 | Up | 02:05:36 - 02:21:23 | 3145 |
Lone Pine | 02:12:55 | -5.0 | CT | Up | 72.8 | 209.5 | Up | 02:05:01 - 02:20:48 | 3123 |
Henderson | 02:13:36 | -7.6 | NT | Up | 71.8 | 219.2 | Up | 02:05:42 - 02:21:29 | 3097 |
Patrick | 02:13:46 | -8.5 | NT | Up | 71.6 | 223.2 | Up | 02:05:53 - 02:21:40 | 3045 |
Searchlight/Boulder City | 02:13:37 | -7.7 | NT | Up | 72.2 | 220.5 | Up | 02:05:44 - 02:21:31 | 3037 |
DCO | 02:13:52 | -9.1 | NT | Up | 71.4 | 225.6 | Up | 02:05:58 - 02:21:45 | 3023 |
Kingman/Dolan Springs | 02:13:45 | -8.4 | NT | Up | 71.9 | 223.2 | Up | 02:05:51 - 02:21:38 | 3019 |
Laughlin/Bullhead City | 02:13:41 | -7.9 | NT | Up | 72.2 | 222.0 | Up | 02:05:47 - 02:21:34 | 3010 |
Mohave Valley | 02:13:41 | -7.9 | NT | Up | 72.4 | 222.6 | Up | 02:05:48 - 02:21:35 | 2981 |
CPSLO | 02:12:50 | -2.8 | CT | Up | 74.9 | 203.3 | Up | 02:04:56 - 02:20:43 | 2955 |
Lake Havasu City | 02:13:44 | -8.2 | NT | Up | 72.6 | 224.1 | Up | 02:05:51 - 02:21:38 | 2942 |
Parker | 02:13:45 | -8.2 | NT | Up | 72.8 | 225.0 | Up | 02:05:52 - 02:21:39 | 2905 |
Wildwood | 02:12:55 | -4.4 | CT | Up | 75.2 | 212.3 | Up | 02:05:01 - 02:20:48 | 2850 |
Blythe | 02:13:43 | -7.9 | NT | Up | 73.4 | 225.4 | Up | 02:05:50 - 02:21:37 | 2845 |
Idyllwild | 02:13:25 | -6.1 | NT | Up | 74.5 | 219.2 | Up | 02:05:32 - 02:21:19 | 2830 |
Calipatria | 02:13:37 | -7.1 | NT | Up | 74.3 | 224.1 | Up | 02:05:43 - 02:21:30 | 2780 |
Yuma | 02:13:44 | -7.9 | NT | Up | 74.0 | 227.6 | Up | 02:05:51 - 02:21:38 | 2746 |
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 11UQ62, (2020/03/07 02:12UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 5.32 61 Alnath 05:26:17.5 +28:36:23 1.6 11.73 47 PPM 093646 04:38:15.8 +20:41:05 5.9 1.86 59 PPM 093732 04:44:22.7 +21:39:27 8.4 0.51 58 PPM 093750 04:46:18.2 +21:09:56 9.9 0.16 57 PPM 093745 04:45:59.5 +21:15:49 10.2 0.04 57 11UQ62 04:45:49.9 +21:16:51 16.5 57 Positions are for J2000
Event circumstances last updated at 2019/06/07 23:20:20 UT
Marc W. Buie, Southwest Research Institute