Event between (382004) 10RM64 and star UC4-554-033237
Geocentric closest approach at 2015/04/19 04:38:37 UTC
J2000 position of star is 06:53:58.8 +20:42:57
Equinox of date position of star is 06:54:53.8 +20:41:44
Stellar brightness R=14.5
Star is 68 degrees from the moon.
Moon is 0% illuminated.
TNO apparent brightness V=20.8
[RECON map]
TNO is 8.0 AU from the Sun
and 8.2 AU from the Earth.
The TNO is moving 20.2
km/sec on the sky relative to the star, or,
12.2 arcsec/hr.
The 1-sigma error in the time of the event is 21 seconds.
The 1-sigma cross-track error in the shadow position is
327 km.
The TNO has an absolute magnitude Hv=11.2
Diameter=36.3 km assuming a 5% albedo
Diameter=14.8 km assuming a 30% albedo
Dynamical classification is CENTAURR
Star training set for 382004, (2015/04/19 04:39UT) Object RA Dec mag sep mel Pollux 07:46:15.0 +27:59:17 1.1 13.77 79 Alhena 06:38:35.7 +16:23:06 1.9 5.79 65 36 Gem 06:52:28.0 +21:44:30 5.3 1.19 68 PPM 096714 06:55:16.1 +21:08:26 7.8 0.45 68 PPM 096693 06:54:36.9 +20:51:15 8.9 0.17 68 382004 06:54:53.3 +20:41:45 14.5 68 Positions are for equinox of date
Target star visibility for the RECON network
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Target | Observing Time (UT) |
Oroville | 04:36:16 | -15.6 | AT | Down | 39.5 | Up | 04:34:03 - 04:38:30 |
Tonasket | 04:36:14 | -15.7 | AT | Down | 39.5 | Up | 04:34:01 - 04:38:28 |
Okanogan | 04:36:14 | -15.8 | AT | Down | 39.7 | Up | 04:34:00 - 04:38:27 |
Brewster | 04:36:13 | -15.9 | AT | Down | 39.9 | Up | 04:33:59 - 04:38:26 |
Manson/Chelan | 04:36:12 | -15.8 | AT | Down | 40.2 | Up | 04:33:58 - 04:38:25 |
Entiat | 04:36:11 | -15.9 | AT | Down | 40.3 | Up | 04:33:57 - 04:38:24 |
Wenatchee | 04:36:10 | -16.0 | AT | Down | 40.4 | Up | 04:33:57 - 04:38:24 |
Ellensburg | 04:36:08 | -16.1 | AT | Down | 40.7 | Up | 04:33:55 - 04:38:22 |
Yakima | 04:36:06 | -16.4 | AT | Down | 40.8 | Up | 04:33:52 - 04:38:19 |
Toppenish/White Swan | 04:36:05 | -16.6 | AT | Down | 40.7 | Up | 04:33:51 - 04:38:18 |
Pasco | 04:36:03 | -17.4 | AT | Down | 39.9 | Up | 04:33:50 - 04:38:17 |
Pacific NW Region. Obs. | 04:36:01 | -17.6 | AT | Down | 39.8 | Up | 04:33:48 - 04:38:15 |
Goldendale | 04:36:03 | -16.7 | AT | Down | 41.1 | Up | 04:33:50 - 04:38:17 |
The Dalles | 04:36:02 | -16.6 | AT | Down | 41.5 | Up | 04:33:49 - 04:38:16 |
Maupin | 04:36:00 | -16.9 | AT | Down | 41.5 | Up | 04:33:47 - 04:38:14 |
Madras/Culver | 04:35:58 | -17.2 | AT | Down | 41.6 | Up | 04:33:44 - 04:38:11 |
Sisters | 04:35:57 | -17.1 | AT | Down | 42.0 | Up | 04:33:43 - 04:38:10 |
Redmond | 04:35:57 | -17.4 | AT | Down | 41.7 | Up | 04:33:43 - 04:38:10 |
Bend | 04:35:56 | -17.4 | AT | Down | 41.9 | Up | 04:33:42 - 04:38:09 |
Oregon Observatory | 04:35:55 | -17.5 | AT | Down | 42.0 | Up | 04:33:42 - 04:38:09 |
LaPine/Gilchrist | 04:35:55 | -17.5 | AT | Down | 42.1 | Up | 04:33:42 - 04:38:09 |
North Lake | 04:35:52 | -18.1 | Dark | Down | 41.8 | Up | 04:33:39 - 04:38:06 |
Paisley | 04:35:50 | -18.7 | Dark | Down | 41.6 | Up | 04:33:36 - 04:38:03 |
Chiloquin | 04:35:51 | -18.0 | AT | Down | 42.6 | Up | 04:33:37 - 04:38:04 |
Klamath Falls | 04:35:49 | -18.2 | Dark | Down | 42.6 | Up | 04:33:35 - 04:38:02 |
Lakeview | 04:35:47 | -19.1 | Dark | Down | 41.6 | Up | 04:33:34 - 04:38:01 |
Tulelake | 04:35:47 | -18.5 | Dark | Down | 42.4 | Up | 04:33:34 - 04:38:01 |
Cedarville | 04:35:44 | -19.6 | Dark | Down | 41.6 | Up | 04:33:30 - 04:37:57 |
Fall River/Burney | 04:35:44 | -19.1 | Dark | Down | 42.5 | Up | 04:33:30 - 04:37:57 |
Susanville | 04:35:39 | -19.9 | Dark | Down | 42.1 | Up | 04:33:26 - 04:37:53 |
Greenville | 04:35:39 | -19.9 | Dark | Down | 42.4 | Up | 04:33:26 - 04:37:53 |
Quincy | 04:35:38 | -20.0 | Dark | Down | 42.4 | Up | 04:33:25 - 04:37:52 |
Portola | 04:35:37 | -20.4 | Dark | Down | 42.0 | Up | 04:33:23 - 04:37:50 |
Reno | 04:35:35 | -20.9 | Dark | Down | 41.6 | Up | 04:33:21 - 04:37:48 |
Carson City | 04:35:33 | -21.1 | Dark | Down | 41.6 | Up | 04:33:20 - 04:37:47 |
Yerington | 04:35:31 | -21.6 | Dark | Down | 41.2 | Up | 04:33:18 - 04:37:45 |
Gardnerville | 04:35:32 | -21.3 | Dark | Down | 41.6 | Up | 04:33:19 - 04:37:46 |
Hawthorne | 04:35:29 | -22.2 | Dark | Down | 40.8 | Up | 04:33:15 - 04:37:42 |
Lee Vining | 04:35:27 | -22.3 | Dark | Down | 41.2 | Up | 04:33:13 - 04:37:40 |
Tonopah | 04:35:25 | -23.4 | Dark | Down | 39.7 | Up | 04:33:12 - 04:37:39 |
Bishop | 04:35:23 | -23.1 | Dark | Down | 40.7 | Up | 04:33:10 - 04:37:37 |
Lone Pine | 04:35:20 | -23.7 | Dark | Down | 40.5 | Up | 04:33:06 - 04:37:33 |
Beatty | 04:35:20 | -24.4 | Dark | Down | 39.5 | Up | 04:33:06 - 04:37:33 |
Indian Springs | 04:35:18 | -25.3 | Dark | Down | 38.6 | Up | 04:33:05 - 04:37:32 |
Henderson | 04:35:15 | -26.0 | Dark | Down | 38.1 | Up | 04:33:01 - 04:37:28 |
Searchlight/Boulder City | 04:35:12 | -26.4 | Dark | Down | 38.0 | Up | 04:32:59 - 04:37:26 |
San Luis Obispo | 04:35:18 | -22.7 | Dark | Down | 42.7 | Up | 04:33:05 - 04:37:32 |
Kingman/Dolan Springs | 04:35:11 | -27.1 | Dark | Down | 37.3 | Up | 04:32:58 - 04:37:25 |
Laughlin/Bullhead City | 04:35:11 | -26.8 | Dark | Down | 37.8 | Up | 04:32:58 - 04:37:25 |
Mohave Valley | 04:35:10 | -27.0 | Dark | Down | 37.8 | Up | 04:32:57 - 04:37:24 |
Lake Havasu City | 04:35:08 | -27.4 | Dark | Down | 37.6 | Up | 04:32:54 - 04:37:21 |
Parker | 04:35:06 | -27.6 | Dark | Down | 37.5 | Up | 04:32:52 - 04:37:19 |
Idyllwild | 04:35:08 | -26.3 | Dark | Down | 39.5 | Up | 04:32:54 - 04:37:21 |
Blythe | 04:35:05 | -27.7 | Dark | Down | 37.8 | Up | 04:32:51 - 04:37:18 |
Calipatria | 04:35:04 | -27.4 | Dark | Down | 38.5 | Up | 04:32:51 - 04:37:18 |
Yuma | 04:35:01 | -28.3 | Dark | Down | 37.8 | Up | 04:32:48 - 04:37:15 |
Event circumstances last updated at 2015/06/09 20:37:15 UT
Marc W. Buie, Southwest Research Institute