Event between 04TV357 and star GA1100:00890291 with event index number of 1000838
Geocentric closest approach at 2020/11/15 11:15:16 UTC
J2000 position of star is 05:06:38.4 +21:40:39
Equinox of date position of star is 05:07:51.0 +21:42:11
Stellar brightness G=15.5,
use SENSEUP=128
Star is 160 degrees from the moon.
Moon is 0% illuminated.
TNO apparent brightness V=25.4
[RECON map]
TNO is 34.7 AU from the Sun
and 33.8 AU from the Earth.
The TNO is moving 22.0
km/sec on the sky relative to the star, or,
3.2 arcsec/hr.
The 1-sigma error in the time of the event is 135 seconds.
The 1-sigma cross-track error in the shadow position is
1324 km.
The sky-plane scale is
24531.9 km/arcsec.
The TNO has an absolute magnitude Hv=10.0
Diameter=269.2 km assuming a 5% albedo -- 2.7 sec chord
Diameter=109.9 km assuming a 30% albedo -- 1.1 sec chord
Dynamical classification is 2:1E
Star training set for 04TV357, (2020/11/15 11:15UT) Object RA Dec mag sep mel Aldebaran 04:37:07.3 +16:32:59 0.8 8.91 167 Alnath 05:27:36.8 +28:37:23 1.6 8.23 154 102Iot Tau 05:04:20.7 +21:37:05 4.6 0.83 160 PPM 094029 05:05:37.1 +21:40:16 8.3 0.53 160 PPM 094091 05:09:29.0 +21:50:20 8.9 0.39 159 PPM 094082 05:09:04.2 +21:49:39 11.0 0.30 159 04TV357 05:07:53.4 +21:42:14 15.5 159 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 24.4 km
RECON observability=1.0 and success probability=12.9%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Clarence Fulton | 11:13:31 | -37.7 | Dark | Down | 54.2 | 227.1 | Up | 11:01:47 - 11:25:15 | 3741 |
Kelowna | 11:13:31 | -37.9 | Dark | Down | 54.6 | 227.3 | Up | 11:01:47 - 11:25:15 | 3702 |
Peachland | 11:13:32 | -38.1 | Dark | Down | 54.8 | 227.0 | Up | 11:01:48 - 11:25:16 | 3690 |
Summerland | 11:13:32 | -38.1 | Dark | Down | 54.9 | 227.2 | Up | 11:01:48 - 11:25:16 | 3675 |
Penticton | 11:13:32 | -38.0 | Dark | Down | 54.8 | 227.5 | Up | 11:01:48 - 11:25:16 | 3669 |
Oliver | 11:13:31 | -38.2 | Dark | Down | 55.1 | 227.8 | Up | 11:01:47 - 11:25:15 | 3634 |
Anarchist Mountain Observatory | 11:13:30 | -38.1 | Dark | Down | 55.1 | 228.3 | Up | 11:01:46 - 11:25:14 | 3617 |
Tonasket | 11:13:30 | -38.2 | Dark | Down | 55.3 | 228.5 | Up | 11:01:46 - 11:25:14 | 3586 |
Victoria | 11:13:42 | -40.7 | Dark | Down | 57.3 | 223.0 | Up | 11:01:58 - 11:25:26 | 3561 |
Okanogan | 11:13:30 | -38.4 | Dark | Down | 55.6 | 228.7 | Up | 11:01:46 - 11:25:14 | 3552 |
Brewster | 11:13:30 | -38.6 | Dark | Down | 55.9 | 228.7 | Up | 11:01:46 - 11:25:14 | 3524 |
Manson/Chelan | 11:13:31 | -38.9 | Dark | Down | 56.2 | 228.4 | Up | 11:01:47 - 11:25:15 | 3502 |
Entiat | 11:13:32 | -39.0 | Dark | Down | 56.4 | 228.6 | Up | 11:01:48 - 11:25:16 | 3480 |
Wenatchee | 11:13:32 | -39.1 | Dark | Down | 56.6 | 228.7 | Up | 11:01:48 - 11:25:16 | 3454 |
Ellensburg | 11:13:32 | -39.4 | Dark | Down | 57.0 | 228.9 | Up | 11:01:48 - 11:25:16 | 3411 |
Yakima | 11:13:32 | -39.5 | Dark | Down | 57.3 | 229.3 | Up | 11:01:48 - 11:25:16 | 3370 |
Toppenish/White Swan | 11:13:31 | -39.5 | Dark | Down | 57.4 | 229.8 | Up | 11:01:47 - 11:25:15 | 3348 |
Pasco | 11:13:27 | -38.7 | Dark | Down | 56.8 | 231.7 | Up | 11:01:43 - 11:25:11 | 3339 |
PNWRO | 11:13:26 | -38.6 | Dark | Down | 56.8 | 232.3 | Up | 11:01:42 - 11:25:10 | 3315 |
Goldendale | 11:13:31 | -39.9 | Dark | Down | 57.9 | 229.9 | Up | 11:01:47 - 11:25:15 | 3291 |
The Dalles | 11:13:32 | -40.2 | Dark | Down | 58.3 | 229.6 | Up | 11:01:48 - 11:25:16 | 3267 |
Maupin | 11:13:32 | -40.2 | Dark | Down | 58.5 | 230.3 | Up | 11:01:48 - 11:25:16 | 3224 |
Sisters | 11:13:33 | -40.8 | Dark | Down | 59.3 | 230.7 | Up | 11:01:49 - 11:25:17 | 3132 |
Redmond | 11:13:31 | -40.5 | Dark | Down | 59.1 | 231.3 | Up | 11:01:47 - 11:25:15 | 3131 |
Bend | 11:13:32 | -40.7 | Dark | Down | 59.3 | 231.4 | Up | 11:01:48 - 11:25:16 | 3108 |
Oregon Observatory | 11:13:32 | -40.8 | Dark | Down | 59.5 | 231.4 | Up | 11:01:48 - 11:25:16 | 3090 |
La Pine/Gilchrist | 11:13:32 | -40.9 | Dark | Down | 59.7 | 231.6 | Up | 11:01:48 - 11:25:16 | 3068 |
North Lake | 11:13:29 | -40.6 | Dark | Down | 59.6 | 233.1 | Up | 11:01:45 - 11:25:13 | 3024 |
Paisley | 11:13:28 | -40.5 | Dark | Down | 59.7 | 234.3 | Up | 11:01:44 - 11:25:12 | 2968 |
Klamath Falls | 11:13:32 | -41.4 | Dark | Down | 60.7 | 233.2 | Up | 11:01:48 - 11:25:16 | 2916 |
Lakeview | 11:13:27 | -40.4 | Dark | Down | 59.9 | 235.3 | Up | 11:01:43 - 11:25:11 | 2915 |
Cedarville | 11:13:26 | -40.4 | Dark | Down | 60.2 | 236.5 | Up | 11:01:42 - 11:25:10 | 2846 |
Niwot | 11:12:36 | -29.4 | Dark | Down | 50.5 | 254.8 | Up | 11:00:52 - 11:24:20 | 2800 |
Fall River/Burney | 11:13:30 | -41.4 | Dark | Down | 61.2 | 235.5 | Up | 11:01:46 - 11:25:14 | 2792 |
SwRI | 11:12:36 | -29.5 | Dark | Down | 50.6 | 254.8 | Up | 11:00:52 - 11:24:20 | 2788 |
Susanville | 11:13:27 | -41.0 | Dark | Down | 61.1 | 237.5 | Up | 11:01:43 - 11:25:11 | 2727 |
Greenville | 11:13:27 | -41.3 | Dark | Down | 61.4 | 237.5 | Up | 11:01:43 - 11:25:11 | 2697 |
Gimple | 11:13:27 | -41.2 | Dark | Down | 61.3 | 237.6 | Up | 11:01:43 - 11:25:11 | 2697 |
Quincy | 11:13:27 | -41.3 | Dark | Down | 61.5 | 237.8 | Up | 11:01:43 - 11:25:11 | 2676 |
Portola | 11:13:25 | -41.0 | Dark | Down | 61.3 | 238.7 | Up | 11:01:41 - 11:25:09 | 2664 |
Reno | 11:13:23 | -40.5 | Dark | Down | 61.0 | 240.0 | Up | 11:01:39 - 11:25:07 | 2637 |
Carson City | 11:13:23 | -40.6 | Dark | Down | 61.1 | 240.6 | Up | 11:01:39 - 11:25:07 | 2599 |
Yerington | 11:13:20 | -40.1 | Dark | Down | 60.8 | 241.7 | Up | 11:01:36 - 11:25:04 | 2580 |
Gardnerville | 11:13:22 | -40.6 | Dark | Down | 61.2 | 241.0 | Up | 11:01:38 - 11:25:06 | 2573 |
Hawthorne | 11:13:18 | -39.8 | Dark | Down | 60.7 | 243.1 | Up | 11:01:34 - 11:25:02 | 2532 |
Tonopah | 11:13:13 | -38.7 | Dark | Down | 59.9 | 245.5 | Up | 11:01:29 - 11:24:57 | 2488 |
Lee Vining | 11:13:19 | -40.2 | Dark | Down | 61.3 | 243.4 | Up | 11:01:35 - 11:25:03 | 2470 |
Bishop | 11:13:16 | -39.7 | Dark | Down | 61.0 | 245.2 | Up | 11:01:32 - 11:25:00 | 2409 |
Beatty | 11:13:10 | -38.5 | Dark | Down | 60.0 | 247.9 | Up | 11:01:26 - 11:24:54 | 2366 |
Indian Springs | 11:13:06 | -37.7 | Dark | Down | 59.3 | 249.5 | Up | 11:01:22 - 11:24:50 | 2336 |
Henderson | 11:13:04 | -37.2 | Dark | Down | 59.0 | 251.1 | Up | 11:01:20 - 11:24:48 | 2283 |
Patrick | 11:12:59 | -36.3 | Dark | Down | 58.3 | 253.2 | Up | 11:01:15 - 11:24:43 | 2222 |
Searchlight/Boulder City | 11:13:03 | -37.1 | Dark | Down | 59.1 | 252.1 | Up | 11:01:19 - 11:24:47 | 2221 |
Kingman/Dolan Springs | 11:12:59 | -36.5 | Dark | Down | 58.6 | 253.3 | Up | 11:01:15 - 11:24:43 | 2197 |
DCO | 11:12:56 | -35.7 | Dark | Down | 57.9 | 254.3 | Up | 11:01:12 - 11:24:40 | 2194 |
Laughlin/Bullhead City | 11:13:01 | -36.9 | Dark | Down | 59.0 | 252.9 | Up | 11:01:17 - 11:24:45 | 2191 |
CPSLO | 11:13:24 | -41.8 | Dark | Down | 63.5 | 246.1 | Up | 11:01:40 - 11:25:08 | 2179 |
Mohave Valley | 11:13:01 | -36.9 | Dark | Down | 59.0 | 253.3 | Up | 11:01:17 - 11:24:45 | 2161 |
Lake Havasu City | 11:13:00 | -36.7 | Dark | Down | 59.0 | 254.2 | Up | 11:01:16 - 11:24:44 | 2120 |
Parker | 11:12:59 | -36.7 | Dark | Down | 59.0 | 254.8 | Up | 11:01:15 - 11:24:43 | 2082 |
Wildwood | 11:13:15 | -40.2 | Dark | Down | 62.4 | 250.6 | Up | 11:01:31 - 11:24:59 | 2054 |
George/Scottsdale | 11:12:50 | -34.7 | Dark | Down | 57.2 | 257.6 | Up | 11:01:06 - 11:24:34 | 2053 |
Idyllwild | 11:13:08 | -38.7 | Dark | Down | 61.0 | 253.2 | Up | 11:01:24 - 11:24:52 | 2024 |
Blythe | 11:13:00 | -36.9 | Dark | Down | 59.4 | 255.4 | Up | 11:01:16 - 11:24:44 | 2023 |
Calipatria | 11:13:03 | -37.7 | Dark | Down | 60.3 | 255.3 | Up | 11:01:19 - 11:24:47 | 1963 |
Yuma | 11:12:59 | -37.0 | Dark | Down | 59.7 | 256.8 | Up | 11:01:15 - 11:24:43 | 1922 |
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 04TV357, (2020/11/15 11:15UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 8.91 167 Alnath 05:26:17.5 +28:36:23 1.6 8.23 154 102Iot Tau 05:03:05.8 +21:35:23 4.6 0.83 160 PPM 094029 05:04:22.1 +21:38:36 8.3 0.53 160 PPM 094091 05:08:13.9 +21:48:48 8.9 0.39 159 PPM 094082 05:07:49.1 +21:48:06 11.0 0.30 159 04TV357 05:06:38.4 +21:40:39 15.5 160 Positions are for J2000
Event circumstances last updated at 2020/03/08 21:02:24 UT
Marc W. Buie, Southwest Research Institute