Event between 04FU148 and star GA0800:04961146 with event index number of 275907
Geocentric closest approach at 2020/07/20 07:13:45 UTC
J2000 position of star is 15:59:10.1 -08:32:08
Equinox of date position of star is 16:00:10.5 -08:35:15
Stellar brightness G=16.7,
use SENSEUP=128
Star is 125 degrees from the moon.
Moon is 0% illuminated.
TNO apparent brightness V=21.9
[RECON map]
TNO is 31.7 AU from the Sun
and 31.2 AU from the Earth.
The TNO is moving 10.4
km/sec on the sky relative to the star, or,
1.7 arcsec/hr.
The 1-sigma error in the time of the event is 974 seconds.
The 1-sigma cross-track error in the shadow position is
5861 km.
The sky-plane scale is
22618.5 km/arcsec.
The TNO has an absolute magnitude Hv=6.7
Diameter=275.4 km assuming a 5% albedo -- 26.4 sec chord
Diameter=112.4 km assuming a 30% albedo -- 10.8 sec chord
Dynamical classification is 3:2E
Star training set for 04FU148, (2020/07/20 07:14UT) Object RA Dec mag sep mel Antares 16:30:40.3 -26:28:33 0.9 19.28 137 1Del Oph 16:15:25.5 -03:44:45 2.7 6.14 127 50 Lib 16:01:54.4 -08:28:05 5.5 0.42 126 PPM 199187 16:01:29.1 -07:51:54 8.4 0.79 125 PPM 199158 16:00:00.8 -08:32:48 9.2 0.08 125 04FU148 16:00:16.9 -08:35:35 16.7 126 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
0.9 sigma about the mid-time.
The median site spacing is 19.3 km
RECON observability=0.9 and success probability=3.0%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Penticton | 07:07:45 | -18.8 | Dark | Down | 19.4 | 229.1 | Really Low | 06:52:45 - 07:22:45 | 11337 |
Oroville | 07:07:42 | -19.4 | Dark | Down | 19.7 | 229.3 | Really Low | 06:52:42 - 07:22:42 | 11291 |
Tonasket | 07:07:41 | -19.6 | Dark | Down | 19.9 | 229.4 | Really Low | 06:52:41 - 07:22:41 | 11274 |
Okanogan | 07:07:40 | -19.9 | Dark | Down | 20.2 | 229.4 | Low | 06:52:40 - 07:22:40 | 11252 |
Brewster | 07:07:40 | -20.1 | Dark | Down | 20.5 | 229.2 | Low | 06:52:40 - 07:22:40 | 11236 |
Manson/Chelan | 07:07:41 | -20.3 | Dark | Down | 20.8 | 229.0 | Low | 06:52:41 - 07:22:41 | 11226 |
Entiat | 07:07:39 | -20.5 | Dark | Down | 21.0 | 229.0 | Low | 06:52:39 - 07:22:39 | 11211 |
Wenatchee | 07:07:40 | -20.7 | Dark | Down | 21.2 | 229.0 | Low | 06:52:40 - 07:22:40 | 11194 |
Ellensburg | 07:07:37 | -21.1 | Dark | Down | 21.6 | 228.9 | Low | 06:52:37 - 07:22:37 | 11167 |
Yakima | 07:07:37 | -21.5 | Dark | Down | 21.8 | 229.0 | Low | 06:52:37 - 07:22:37 | 11136 |
Toppenish/White Swan | 07:07:36 | -21.7 | Dark | Down | 21.9 | 229.2 | Low | 06:52:36 - 07:22:36 | 11117 |
Pasco | 07:07:29 | -22.0 | Dark | Down | 21.3 | 230.3 | Low | 06:52:29 - 07:22:29 | 11086 |
Goldendale | 07:07:37 | -22.1 | Dark | Down | 22.5 | 229.0 | Low | 06:52:37 - 07:22:37 | 11082 |
The Dalles | 07:07:37 | -22.3 | Dark | Down | 22.8 | 228.7 | Low | 06:52:37 - 07:22:37 | 11072 |
George/Umatilla | 07:07:28 | -22.3 | Dark | Down | 21.7 | 230.2 | Low | 06:52:28 - 07:22:28 | 11064 |
PNWRO | 07:07:27 | -22.3 | Dark | Down | 21.4 | 230.6 | Low | 06:52:27 - 07:22:27 | 11063 |
Maupin | 07:07:34 | -22.7 | Dark | Down | 23.0 | 228.9 | Low | 06:52:34 - 07:22:34 | 11037 |
Madras/Culver | 07:07:32 | -23.2 | Dark | Down | 23.4 | 229.1 | Low | 06:52:32 - 07:22:32 | 10996 |
Sisters | 07:07:34 | -23.5 | Dark | Down | 23.9 | 228.8 | Low | 06:52:34 - 07:22:34 | 10978 |
Redmond | 07:07:31 | -23.6 | Dark | Down | 23.7 | 229.1 | Low | 06:52:31 - 07:22:31 | 10969 |
Bend | 07:07:31 | -23.7 | Dark | Down | 23.9 | 229.1 | Low | 06:52:31 - 07:22:31 | 10954 |
Oregon Observatory | 07:07:33 | -23.9 | Dark | Down | 24.1 | 229.0 | Low | 06:52:33 - 07:22:33 | 10943 |
La Pine/Gilchrist | 07:07:33 | -24.1 | Dark | Down | 24.3 | 229.0 | Low | 06:52:33 - 07:22:33 | 10928 |
North Lake | 07:07:26 | -24.6 | Dark | Down | 24.2 | 229.7 | Low | 06:52:26 - 07:22:26 | 10883 |
Chiloquin | 07:07:28 | -25.0 | Dark | Down | 25.2 | 229.1 | Low | 06:52:28 - 07:22:28 | 10846 |
Paisley | 07:07:19 | -25.2 | Dark | Down | 24.4 | 230.2 | Low | 06:52:19 - 07:22:19 | 10832 |
Klamath Falls | 07:07:26 | -25.4 | Dark | Down | 25.4 | 229.3 | Low | 06:52:26 - 07:22:26 | 10817 |
Tulelake | 07:07:24 | -25.7 | Dark | Down | 25.4 | 229.6 | Low | 06:52:24 - 07:22:24 | 10789 |
Lakeview | 07:07:19 | -25.7 | Dark | Down | 24.6 | 230.5 | Low | 06:52:19 - 07:22:19 | 10787 |
Cedarville | 07:07:15 | -26.4 | Dark | Down | 24.9 | 230.9 | Low | 06:52:15 - 07:22:15 | 10730 |
Fall River/Burney | 07:07:20 | -26.6 | Dark | Down | 25.9 | 230.0 | Low | 06:52:20 - 07:22:20 | 10713 |
Susanville | 07:07:12 | -27.4 | Dark | Down | 25.9 | 230.9 | Low | 06:52:12 - 07:22:12 | 10647 |
Greenville | 07:07:12 | -27.6 | Dark | Down | 26.3 | 230.7 | Low | 06:52:12 - 07:22:12 | 10630 |
Gimple | 07:07:15 | -27.6 | Dark | Down | 26.2 | 230.8 | Low | 06:52:15 - 07:22:15 | 10628 |
Quincy | 07:07:15 | -27.8 | Dark | Down | 26.4 | 230.8 | Low | 06:52:15 - 07:22:15 | 10613 |
Portola | 07:07:11 | -28.0 | Dark | Down | 26.2 | 231.3 | Low | 06:52:11 - 07:22:11 | 10593 |
Reno | 07:07:07 | -28.4 | Dark | Down | 26.0 | 231.9 | Low | 06:52:07 - 07:22:07 | 10558 |
Carson City | 07:07:05 | -28.7 | Dark | Down | 26.2 | 232.1 | Low | 06:52:05 - 07:22:05 | 10527 |
Gardnerville | 07:07:04 | -29.0 | Dark | Down | 26.3 | 232.2 | Low | 06:52:04 - 07:22:04 | 10506 |
Yerington | 07:07:02 | -29.0 | Dark | Down | 25.9 | 232.7 | Low | 06:52:02 - 07:22:02 | 10499 |
Hawthorne | 07:06:57 | -29.6 | Dark | Down | 25.9 | 233.3 | Low | 06:51:57 - 07:21:57 | 10449 |
Lee Vining | 07:06:57 | -30.0 | Dark | Down | 26.5 | 233.1 | Low | 06:51:57 - 07:21:57 | 10410 |
Tonopah | 07:06:48 | -30.3 | Dark | Down | 25.3 | 234.7 | Low | 06:51:48 - 07:21:48 | 10381 |
Bishop | 07:06:52 | -30.7 | Dark | Down | 26.4 | 234.0 | Low | 06:51:52 - 07:21:52 | 10343 |
Niwot | 07:06:01 | -29.3 | Dark | Down | 16.4 | 243.3 | Really Low | 06:51:01 - 07:21:01 | 10334 |
Beatty | 07:06:43 | -31.5 | Dark | Down | 25.7 | 235.5 | Low | 06:51:43 - 07:21:43 | 10271 |
Lone Pine | 07:06:47 | -31.5 | Dark | Down | 26.7 | 234.5 | Low | 06:51:47 - 07:21:47 | 10270 |
Indian Springs | 07:06:35 | -32.0 | Dark | Down | 25.2 | 236.4 | Low | 06:51:35 - 07:21:35 | 10220 |
CPSLO | 07:06:58 | -32.2 | Dark | Down | 29.1 | 232.9 | Low | 06:51:58 - 07:21:58 | 10207 |
Henderson | 07:06:29 | -32.6 | Dark | Down | 25.0 | 237.2 | Low | 06:51:29 - 07:21:29 | 10159 |
Searchlight/Boulder City | 07:06:27 | -33.2 | Dark | Down | 25.3 | 237.5 | Low | 06:51:27 - 07:21:27 | 10106 |
Patrick | 07:06:21 | -33.4 | Dark | Down | 24.6 | 238.3 | Low | 06:51:21 - 07:21:21 | 10080 |
Laughlin/Bullhead City | 07:06:24 | -33.5 | Dark | Down | 25.2 | 237.8 | Low | 06:51:24 - 07:21:24 | 10072 |
Kingman/Dolan Springs | 07:06:21 | -33.6 | Dark | Down | 24.8 | 238.2 | Low | 06:51:21 - 07:21:21 | 10064 |
Wildwood | 07:06:43 | -33.9 | Dark | Down | 28.5 | 235.1 | Low | 06:51:43 - 07:21:43 | 10056 |
Mohave Valley | 07:06:25 | -33.8 | Dark | Down | 25.3 | 238.0 | Low | 06:51:25 - 07:21:25 | 10047 |
DCO | 07:06:17 | -33.8 | Dark | Down | 24.3 | 238.9 | Low | 06:51:17 - 07:21:17 | 10038 |
Lake Havasu City | 07:06:21 | -34.2 | Dark | Down | 25.4 | 238.3 | Low | 06:51:21 - 07:21:21 | 10006 |
Idyllwild | 07:06:31 | -34.6 | Dark | Down | 27.4 | 236.8 | Low | 06:51:31 - 07:21:31 | 9985 |
Parker | 07:06:20 | -34.6 | Dark | Down | 25.6 | 238.5 | Low | 06:51:20 - 07:21:20 | 9973 |
Blythe | 07:06:21 | -35.1 | Dark | Down | 26.0 | 238.4 | Low | 06:51:21 - 07:21:21 | 9931 |
Calipatria | 07:06:23 | -35.4 | Dark | Down | 27.0 | 237.9 | Low | 06:51:23 - 07:21:23 | 9905 |
Yuma | 07:06:17 | -36.0 | Dark | Down | 26.6 | 238.8 | Low | 06:51:17 - 07:21:17 | 9846 |
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 04FU148, (2020/07/20 07:14UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 19.28 137 1Del Oph 16:14:20.7 -03:41:42 2.7 6.14 127 50 Lib 16:00:47.6 -08:24:41 5.5 0.42 126 PPM 199187 16:00:22.6 -07:48:29 8.4 0.79 125 PPM 199158 15:58:54.0 -08:29:22 9.2 0.08 125 04FU148 15:59:10.1 -08:32:08 16.7 125 Positions are for J2000
Event circumstances last updated at 2018/08/01 17:57:42 UT
Marc W. Buie, Southwest Research Institute