Event between (471136) 10EO65 and star GA0560:21694384 with event index number of 329508
Geocentric closest approach at 2020/08/10 04:10:28 UTC
J2000 position of star is 17:31:57.3 -32:12:46
Equinox of date position of star is 17:33:17.8 -32:13:35
Stellar brightness G=15.8,
use SENSEUP=128
Star is 126 degrees from the moon.
Moon is 64% illuminated.
TNO apparent brightness V=22.0
[RECON map]
TNO is 15.1 AU from the Sun
and 14.5 AU from the Earth.
The TNO is moving 9.5
km/sec on the sky relative to the star, or,
3.3 arcsec/hr.
The 1-sigma error in the time of the event is 264 seconds.
The 1-sigma cross-track error in the shadow position is
2116 km.
The sky-plane scale is
10497.3 km/arcsec.
The TNO has an absolute magnitude Hv=10.0
Diameter=75.9 km assuming a 5% albedo -- 6.3 sec chord
Diameter=31.0 km assuming a 30% albedo -- 2.6 sec chord
Dynamical classification is CENTAURR
Star training set for 471136, (2020/08/10 04:10UT) Object RA Dec mag sep mel Antares 16:30:40.5 -26:28:34 0.9 14.79 141 34Ups Sco 17:32:10.0 -37:18:37 2.7 5.09 125 PPM 296449 17:33:08.9 -33:43:01 6.4 1.49 126 PPM 296437 17:32:44.5 -31:59:01 8.2 0.27 126 PPM 296458 17:33:33.9 -32:17:49 8.9 0.09 126 471136 17:33:17.9 -32:13:35 15.8 126 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 14.7 km
RECON observability=0.3 and success probability=2.8%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Niwot | 04:14:18 | -21.6 | Dark | Down | 16.4 | 192.8 | Really Low | 03:59:18 - 04:29:18 | 3646 |
SwRI | 04:14:19 | -21.6 | Dark | Down | 16.6 | 192.7 | Really Low | 03:59:19 - 04:29:19 | 3639 |
Clarence Fulton | 04:16:20 | -7.8 | NT | Down | 7.5 | 180.8 | Really Low | 04:01:20 - 04:31:20 | 3289 |
Kelowna | 04:16:18 | -7.9 | NT | Down | 7.9 | 180.6 | Really Low | 04:01:18 - 04:31:18 | 3278 |
Anarchist Mountain Observatory | 04:16:18 | -8.5 | NT | Down | 8.8 | 180.7 | Really Low | 04:01:18 - 04:31:18 | 3271 |
Penticton | 04:16:19 | -8.0 | NT | Down | 8.3 | 180.6 | Really Low | 04:01:19 - 04:31:19 | 3270 |
Summerland | 04:16:19 | -8.0 | NT | Down | 8.2 | 180.5 | Really Low | 04:01:19 - 04:31:19 | 3267 |
Oliver | 04:16:18 | -8.2 | NT | Down | 8.6 | 180.5 | Really Low | 04:01:18 - 04:31:18 | 3265 |
Peachland | 04:16:21 | -7.8 | NT | Down | 8.0 | 180.4 | Really Low | 04:01:21 - 04:31:21 | 3265 |
Tonasket | 04:16:17 | -8.6 | NT | Down | 9.1 | 180.7 | Really Low | 04:01:17 - 04:31:17 | 3263 |
Okanogan | 04:16:17 | -8.7 | NT | Down | 9.4 | 180.5 | Really Low | 04:01:17 - 04:31:17 | 3252 |
Brewster | 04:16:19 | -8.8 | NT | Down | 9.7 | 180.4 | Really Low | 04:01:19 - 04:31:19 | 3240 |
PNWRO | 04:16:12 | -10.4 | NT | Down | 11.8 | 181.1 | Really Low | 04:01:12 - 04:31:12 | 3240 |
Pasco | 04:16:13 | -10.2 | NT | Down | 11.5 | 180.9 | Really Low | 04:01:13 - 04:31:13 | 3235 |
Manson/Chelan | 04:16:21 | -8.7 | NT | Down | 9.9 | 180.0 | Really Low | 04:01:21 - 04:31:21 | 3222 |
Entiat | 04:16:23 | -8.8 | NT | Down | 10.1 | 180.0 | Really Low | 04:01:23 - 04:31:23 | 3216 |
George/Scottsdale | 04:14:50 | -21.9 | Dark | Down | 23.6 | 187.4 | Low | 03:59:50 - 04:29:50 | 3211 |
Wenatchee | 04:16:21 | -8.9 | NT | Down | 10.4 | 179.9 | Really Low | 04:01:21 - 04:31:21 | 3208 |
DCO | 04:15:03 | -20.3 | Dark | Down | 22.4 | 186.2 | Low | 04:00:03 - 04:30:03 | 3202 |
Ellensburg | 04:16:23 | -9.0 | NT | Down | 10.8 | 179.7 | Really Low | 04:01:23 - 04:31:23 | 3191 |
Toppenish/White Swan | 04:16:20 | -9.4 | NT | Down | 11.4 | 179.8 | Really Low | 04:01:20 - 04:31:20 | 3186 |
Yakima | 04:16:22 | -9.2 | NT | Down | 11.2 | 179.7 | Really Low | 04:01:22 - 04:31:22 | 3183 |
Patrick | 04:15:11 | -19.6 | Dark | Down | 22.1 | 185.5 | Low | 04:00:11 - 04:30:11 | 3181 |
Kingman/Dolan Springs | 04:15:12 | -19.6 | Dark | Down | 22.4 | 185.4 | Low | 04:00:12 - 04:30:12 | 3166 |
Goldendale | 04:16:23 | -9.5 | NT | Down | 12.0 | 179.5 | Really Low | 04:01:23 - 04:31:23 | 3158 |
Henderson | 04:15:20 | -18.6 | Dark | Down | 21.6 | 184.5 | Low | 04:00:20 - 04:30:20 | 3153 |
Laughlin/Bullhead City | 04:15:16 | -19.3 | Dark | Down | 22.4 | 184.9 | Low | 04:00:16 - 04:30:16 | 3142 |
Indian Springs | 04:15:28 | -17.8 | AT | Down | 21.1 | 183.9 | Low | 04:00:28 - 04:30:28 | 3139 |
The Dalles | 04:16:24 | -9.4 | NT | Down | 12.2 | 179.2 | Really Low | 04:01:24 - 04:31:24 | 3137 |
Searchlight/Boulder City | 04:15:20 | -18.9 | Dark | Down | 22.2 | 184.6 | Low | 04:00:20 - 04:30:20 | 3137 |
Maupin | 04:16:24 | -9.7 | NT | Down | 12.6 | 179.3 | Really Low | 04:01:24 - 04:31:24 | 3133 |
Mohave Valley | 04:15:16 | -19.5 | Dark | Down | 22.7 | 184.9 | Low | 04:00:16 - 04:30:16 | 3133 |
Lake Havasu City | 04:15:11 | -19.9 | Dark | Down | 23.1 | 185.2 | Low | 04:00:11 - 04:30:11 | 3130 |
Parker | 04:15:10 | -20.1 | Dark | Down | 23.4 | 185.2 | Low | 04:00:10 - 04:30:10 | 3119 |
Tonopah | 04:15:44 | -16.0 | AT | Down | 19.7 | 182.6 | Really Low | 04:00:44 - 04:30:44 | 3118 |
Redmond | 04:16:23 | -10.1 | NT | Down | 13.5 | 179.2 | Really Low | 04:01:23 - 04:31:23 | 3110 |
Victoria | 04:16:41 | -6.6 | NT | Down | 9.2 | 177.3 | Really Low | 04:01:41 - 04:31:41 | 3102 |
Beatty | 04:15:37 | -16.9 | AT | Down | 20.8 | 183.0 | Low | 04:00:37 - 04:30:37 | 3102 |
Paisley | 04:16:17 | -11.4 | NT | Down | 15.1 | 179.7 | Really Low | 04:01:17 - 04:31:17 | 3099 |
Bend | 04:16:23 | -10.2 | NT | Down | 13.7 | 179.0 | Really Low | 04:01:23 - 04:31:23 | 3099 |
North Lake | 04:16:20 | -10.8 | NT | Down | 14.5 | 179.4 | Really Low | 04:01:20 - 04:31:20 | 3097 |
Lakeview | 04:16:13 | -11.8 | NT | Down | 15.6 | 179.8 | Really Low | 04:01:13 - 04:31:13 | 3095 |
Sisters | 04:16:26 | -9.9 | NT | Down | 13.5 | 178.8 | Really Low | 04:01:26 - 04:31:26 | 3093 |
Oregon Observatory | 04:16:25 | -10.2 | NT | Down | 13.9 | 178.9 | Really Low | 04:01:25 - 04:31:25 | 3089 |
Blythe | 04:15:11 | -20.2 | Dark | Down | 24.0 | 184.9 | Low | 04:00:11 - 04:30:11 | 3087 |
Cedarville | 04:16:12 | -12.2 | AT | Down | 16.3 | 180.0 | Really Low | 04:01:12 - 04:31:12 | 3086 |
La Pine/Gilchrist | 04:16:25 | -10.3 | NT | Down | 14.1 | 178.9 | Really Low | 04:01:25 - 04:31:25 | 3082 |
Hawthorne | 04:15:54 | -14.8 | AT | Down | 19.2 | 181.3 | Really Low | 04:00:54 - 04:30:54 | 3069 |
Yerington | 04:16:01 | -14.3 | AT | Down | 18.8 | 180.9 | Really Low | 04:01:01 - 04:31:01 | 3059 |
Yuma | 04:15:08 | -20.7 | Dark | Down | 24.9 | 184.9 | Low | 04:00:08 - 04:30:08 | 3051 |
Reno | 04:16:07 | -13.5 | AT | Down | 18.2 | 180.3 | Really Low | 04:01:07 - 04:31:07 | 3046 |
Bishop | 04:15:50 | -15.6 | AT | Down | 20.4 | 181.5 | Low | 04:00:50 - 04:30:50 | 3043 |
Carson City | 04:16:04 | -13.7 | AT | Down | 18.6 | 180.3 | Really Low | 04:01:04 - 04:31:04 | 3036 |
Susanville | 04:16:14 | -12.5 | AT | Down | 17.4 | 179.6 | Really Low | 04:01:14 - 04:31:14 | 3033 |
Klamath Falls | 04:16:25 | -10.9 | NT | Down | 15.5 | 178.6 | Really Low | 04:01:25 - 04:31:25 | 3033 |
Gardnerville | 04:16:04 | -13.9 | AT | Down | 18.8 | 180.3 | Really Low | 04:01:04 - 04:31:04 | 3031 |
Lee Vining | 04:15:58 | -14.8 | AT | Down | 19.8 | 180.9 | Really Low | 04:00:58 - 04:30:58 | 3029 |
Calipatria | 04:15:18 | -19.9 | Dark | Down | 24.5 | 184.1 | Low | 04:00:18 - 04:30:18 | 3027 |
Portola | 04:16:12 | -13.0 | AT | Down | 18.0 | 179.7 | Really Low | 04:01:12 - 04:31:12 | 3024 |
Fall River/Burney | 04:16:20 | -11.7 | NT | Down | 16.7 | 178.9 | Really Low | 04:01:20 - 04:31:20 | 3017 |
Gimple | 04:16:15 | -12.6 | AT | Down | 17.6 | 179.4 | Really Low | 04:01:15 - 04:31:15 | 3015 |
Greenville | 04:16:16 | -12.5 | AT | Down | 17.6 | 179.3 | Really Low | 04:01:16 - 04:31:16 | 3012 |
Quincy | 04:16:15 | -12.6 | AT | Down | 17.8 | 179.3 | Really Low | 04:01:15 - 04:31:15 | 3006 |
Idyllwild | 04:15:29 | -18.8 | Dark | Down | 24.0 | 183.0 | Low | 04:00:29 - 04:30:29 | 2996 |
Wildwood | 04:15:45 | -17.3 | AT | Down | 23.7 | 181.3 | Low | 04:00:45 - 04:30:45 | 2919 |
CPSLO | 04:16:03 | -15.3 | AT | Down | 22.5 | 179.5 | Low | 04:01:03 - 04:31:03 | 2865 |
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 471136, (2020/08/10 04:10UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 14.79 141 34Ups Sco 17:30:45.8 -37:17:46 2.7 5.09 125 PPM 296449 17:31:47.3 -33:42:12 6.4 1.49 126 PPM 296437 17:31:24.0 -31:58:11 8.2 0.27 126 PPM 296458 17:32:13.2 -32:17:00 8.9 0.09 126 471136 17:31:57.3 -32:12:46 15.8 126 Positions are for J2000
Event circumstances last updated at 2020/08/01 21:03:04 UT
Marc W. Buie, Southwest Research Institute