Event between 15VK167 and star GA1060:00403695 with event index number of 1018186
Geocentric closest approach at 2020/11/21 04:00:36 UTC
J2000 position of star is 03:46:16.1 +16:05:38
Equinox of date position of star is 03:47:25.7 +16:09:23
Stellar brightness G=11.3,
use SENSEUP=8
Star is 100 degrees from the moon.
Moon is 40% illuminated.
TNO apparent brightness V=25.7
[RECON map]
TNO is 37.3 AU from the Sun
and 36.3 AU from the Earth.
The TNO is moving 25.3
km/sec on the sky relative to the star, or,
3.5 arcsec/hr.
The 1-sigma error in the time of the event is 847 seconds.
The 1-sigma cross-track error in the shadow position is
4106 km.
The sky-plane scale is
26348.3 km/arcsec.
The TNO has an absolute magnitude Hv=10.0
Diameter=75.5 km assuming a 5% albedo -- 2.4 sec chord
Diameter=30.8 km assuming a 30% albedo -- 1.0 sec chord
Dynamical classification is 5:3EE
Star training set for 15VK167, (2020/11/21 04:01UT) Object RA Dec mag sep mel Aldebaran 04:37:07.3 +16:32:59 0.8 11.92 112 44Zet Per 03:55:27.0 +31:56:38 2.8 15.89 106 PPM 119253 03:40:36.9 +16:36:11 6.2 1.70 99 PPM 119344 03:47:31.8 +16:26:16 8.2 0.28 100 15VK167 03:47:27.1 +16:09:27 11.3 101 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
1.1 sigma about the mid-time.
The median site spacing is 15.6 km
RECON observability=1.0 and success probability=8.3%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Victoria | 04:02:14 | -35.0 | Dark | Up | 32.5 | 103.0 | Up | 03:47:14 - 04:17:14 | -2868 |
Clarence Fulton | 04:02:03 | -37.3 | Dark | Up | 34.6 | 107.6 | Up | 03:47:03 - 04:17:03 | -2869 |
Peachland | 04:02:05 | -37.1 | Dark | Up | 34.5 | 106.9 | Up | 03:47:05 - 04:17:05 | -2888 |
Kelowna | 04:02:04 | -37.3 | Dark | Up | 34.6 | 107.2 | Up | 03:47:04 - 04:17:04 | -2889 |
Summerland | 04:02:06 | -37.2 | Dark | Up | 34.6 | 106.9 | Up | 03:47:06 - 04:17:06 | -2900 |
Penticton | 04:02:06 | -37.3 | Dark | Up | 34.7 | 106.9 | Up | 03:47:06 - 04:17:06 | -2907 |
Oliver | 04:02:07 | -37.4 | Dark | Up | 34.8 | 106.7 | Up | 03:47:07 - 04:17:07 | -2929 |
Anarchist Mountain Observatory | 04:02:07 | -37.5 | Dark | Up | 34.9 | 106.8 | Up | 03:47:07 - 04:17:07 | -2945 |
Tonasket | 04:02:09 | -37.5 | Dark | Up | 35.0 | 106.5 | Up | 03:47:09 - 04:17:09 | -2963 |
Okanogan | 04:02:10 | -37.5 | Dark | Up | 35.0 | 106.1 | Up | 03:47:10 - 04:17:10 | -2981 |
Brewster | 04:02:11 | -37.5 | Dark | Up | 34.9 | 105.8 | Up | 03:47:11 - 04:17:11 | -2993 |
Manson/Chelan | 04:02:12 | -37.3 | Dark | Up | 34.8 | 105.3 | Up | 03:47:12 - 04:17:12 | -2996 |
Entiat | 04:02:13 | -37.3 | Dark | Up | 34.8 | 105.1 | Up | 03:47:13 - 04:17:13 | -3009 |
Wenatchee | 04:02:14 | -37.2 | Dark | Up | 34.8 | 104.9 | Up | 03:47:14 - 04:17:14 | -3023 |
Ellensburg | 04:02:16 | -37.2 | Dark | Up | 34.7 | 104.4 | Up | 03:47:16 - 04:17:16 | -3043 |
Yakima | 04:02:17 | -37.2 | Dark | Up | 34.8 | 104.1 | Up | 03:47:17 - 04:17:17 | -3070 |
Toppenish/White Swan | 04:02:18 | -37.4 | Dark | Up | 35.0 | 104.1 | Up | 03:47:18 - 04:17:18 | -3089 |
Goldendale | 04:02:20 | -37.2 | Dark | Up | 34.9 | 103.4 | Up | 03:47:20 - 04:17:20 | -3114 |
The Dalles | 04:02:22 | -37.0 | Dark | Up | 34.7 | 103.0 | Up | 03:47:22 - 04:17:22 | -3119 |
Pasco | 04:02:16 | -38.3 | Dark | Up | 35.9 | 105.1 | Up | 03:47:16 - 04:17:16 | -3133 |
Maupin | 04:02:23 | -37.1 | Dark | Up | 34.8 | 102.8 | Up | 03:47:23 - 04:17:23 | -3150 |
PNWRO | 04:02:17 | -38.5 | Dark | Up | 36.1 | 105.1 | Up | 03:47:17 - 04:17:17 | -3156 |
Sisters | 04:02:26 | -36.9 | Dark | Up | 34.7 | 101.8 | Up | 03:47:26 - 04:17:26 | -3196 |
Redmond | 04:02:26 | -37.2 | Dark | Up | 35.0 | 102.1 | Up | 03:47:26 - 04:17:26 | -3210 |
Bend | 04:02:27 | -37.2 | Dark | Up | 34.9 | 101.8 | Up | 03:47:27 - 04:17:27 | -3220 |
Oregon Observatory | 04:02:28 | -37.1 | Dark | Up | 34.9 | 101.6 | Up | 03:47:28 - 04:17:28 | -3228 |
La Pine/Gilchrist | 04:02:28 | -37.1 | Dark | Up | 34.9 | 101.4 | Up | 03:47:28 - 04:17:28 | -3241 |
North Lake | 04:02:29 | -37.6 | Dark | Up | 35.4 | 101.6 | Up | 03:47:29 - 04:17:29 | -3289 |
Klamath Falls | 04:02:33 | -37.1 | Dark | Up | 35.0 | 100.2 | Up | 03:47:33 - 04:17:33 | -3336 |
Paisley | 04:02:30 | -37.9 | Dark | Up | 35.8 | 101.5 | Up | 03:47:30 - 04:17:30 | -3339 |
Lakeview | 04:02:32 | -38.1 | Dark | Up | 36.0 | 101.3 | Up | 03:47:32 - 04:17:32 | -3381 |
Fall River/Burney | 04:02:37 | -37.5 | Dark | Up | 35.4 | 99.7 | Up | 03:47:37 - 04:17:37 | -3433 |
Cedarville | 04:02:33 | -38.3 | Dark | Up | 36.3 | 101.0 | Up | 03:47:33 - 04:17:33 | -3435 |
Susanville | 04:02:38 | -38.1 | Dark | Up | 36.1 | 99.8 | Up | 03:47:38 - 04:17:38 | -3502 |
Greenville | 04:02:39 | -37.9 | Dark | Up | 35.9 | 99.4 | Up | 03:47:39 - 04:17:39 | -3514 |
Gimple | 04:02:38 | -38.0 | Dark | Up | 36.0 | 99.5 | Up | 03:47:38 - 04:17:38 | -3517 |
Quincy | 04:02:40 | -37.9 | Dark | Up | 36.0 | 99.3 | Up | 03:47:40 - 04:17:40 | -3529 |
Portola | 04:02:39 | -38.3 | Dark | Up | 36.4 | 99.5 | Up | 03:47:39 - 04:17:39 | -3553 |
Reno | 04:02:39 | -38.8 | Dark | Up | 36.9 | 99.8 | Up | 03:47:39 - 04:17:39 | -3594 |
Carson City | 04:02:40 | -38.9 | Dark | Up | 37.0 | 99.6 | Up | 03:47:40 - 04:17:40 | -3622 |
Gardnerville | 04:02:41 | -38.9 | Dark | Up | 37.1 | 99.4 | Up | 03:47:41 - 04:17:41 | -3642 |
Yerington | 04:02:40 | -39.4 | Dark | Up | 37.5 | 99.9 | Up | 03:47:40 - 04:17:40 | -3657 |
Hawthorne | 04:02:40 | -39.8 | Dark | Up | 38.0 | 99.9 | Up | 03:47:40 - 04:17:40 | -3710 |
Lee Vining | 04:02:43 | -39.5 | Dark | Up | 37.7 | 99.1 | Up | 03:47:43 - 04:17:43 | -3738 |
Tonopah | 04:02:39 | -41.0 | Dark | Up | 39.2 | 100.6 | Up | 03:47:39 - 04:17:39 | -3791 |
Bishop | 04:02:43 | -40.1 | Dark | Up | 38.4 | 99.2 | Up | 03:47:43 - 04:17:43 | -3808 |
Beatty | 04:02:42 | -41.5 | Dark | Up | 39.7 | 100.0 | Up | 03:47:42 - 04:17:42 | -3899 |
CPSLO | 04:02:53 | -38.5 | Dark | Up | 36.9 | 96.1 | Up | 03:47:53 - 04:17:53 | -3900 |
Indian Springs | 04:02:41 | -42.4 | Dark | Up | 40.6 | 100.5 | Up | 03:47:41 - 04:17:41 | -3960 |
Niwot | 04:02:08 | -49.6 | Dark | Up | 47.5 | 112.4 | Up | 03:47:08 - 04:17:08 | -4008 |
SwRI | 04:02:09 | -49.6 | Dark | Up | 47.4 | 112.2 | Up | 03:47:09 - 04:17:09 | -4014 |
Henderson | 04:02:41 | -43.0 | Dark | Up | 41.3 | 100.5 | Up | 03:47:41 - 04:17:41 | -4027 |
Wildwood | 04:02:53 | -40.2 | Dark | Up | 38.7 | 96.5 | Up | 03:47:53 - 04:17:53 | -4067 |
Searchlight/Boulder City | 04:02:42 | -43.1 | Dark | Up | 41.4 | 100.1 | Up | 03:47:42 - 04:17:42 | -4076 |
Laughlin/Bullhead City | 04:02:42 | -43.4 | Dark | Up | 41.8 | 100.1 | Up | 03:47:42 - 04:17:42 | -4113 |
Patrick | 04:02:40 | -43.9 | Dark | Up | 42.3 | 100.8 | Up | 03:47:40 - 04:17:40 | -4116 |
Kingman/Dolan Springs | 04:02:41 | -43.8 | Dark | Up | 42.2 | 100.4 | Up | 03:47:41 - 04:17:41 | -4128 |
Mohave Valley | 04:02:43 | -43.4 | Dark | Up | 41.8 | 99.8 | Up | 03:47:43 - 04:17:43 | -4136 |
Idyllwild | 04:02:51 | -41.8 | Dark | Up | 40.3 | 97.4 | Up | 03:47:51 - 04:17:51 | -4160 |
DCO | 04:02:39 | -44.5 | Dark | Up | 42.9 | 101.0 | Up | 03:47:39 - 04:17:39 | -4165 |
Lake Havasu City | 04:02:44 | -43.7 | Dark | Up | 42.1 | 99.6 | Up | 03:47:44 - 04:17:44 | -4178 |
Parker | 04:02:44 | -43.7 | Dark | Up | 42.2 | 99.4 | Up | 03:47:44 - 04:17:44 | -4208 |
Blythe | 04:02:46 | -43.5 | Dark | Up | 42.0 | 98.7 | Up | 03:47:46 - 04:17:46 | -4243 |
Calipatria | 04:02:50 | -42.8 | Dark | Up | 41.3 | 97.7 | Up | 03:47:50 - 04:17:50 | -4253 |
Yuma | 04:02:49 | -43.5 | Dark | Up | 42.1 | 97.8 | Up | 03:47:49 - 04:17:49 | -4320 |
George/Scottsdale | 04:02:41 | -45.8 | Dark | Up | 44.2 | 100.6 | Up | 03:47:41 - 04:17:41 | -4327 |
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 15VK167, (2020/11/21 04:01UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 11.92 112 44Zet Per 03:54:07.9 +31:53:01 2.8 15.89 106 PPM 119253 03:39:25.8 +16:32:11 6.2 1.70 99 PPM 119344 03:46:20.7 +16:22:26 8.2 0.28 100 15VK167 03:46:16.1 +16:05:38 11.3 100 Positions are for J2000
Event circumstances last updated at 2020/06/22 20:15:00 UT
Marc W. Buie, Southwest Research Institute