Event between 14GK54 and star GA0700:05973684 with event index number of 1046647
Geocentric closest approach at 2019/04/12 10:28:42 UTC
J2000 position of star is 15:49:02.0 -18:19:46
Equinox of date position of star is 15:50:07.9 -18:23:13
Stellar brightness G=16.3,
use SENSEUP=128
Star is 132 degrees from the moon.
Moon is 46% illuminated.
TNO apparent brightness V=22.5
[RECON map]
TNO is 26.7 AU from the Sun
and 25.9 AU from the Earth.
The TNO is moving 17.6
km/sec on the sky relative to the star, or,
3.4 arcsec/hr.
The 1-sigma error in the time of the event is 153 seconds.
The 1-sigma cross-track error in the shadow position is
1335 km.
The sky-plane scale is
18757.4 km/arcsec.
The TNO has an absolute magnitude Hv=8.2
Diameter=140.0 km assuming a 5% albedo -- 7.9 sec chord
Diameter=57.1 km assuming a 30% albedo -- 3.2 sec chord
Dynamical classification is 3:2E
Star training set for 14GK54, (2019/04/12 10:29UT) Object RA Dec mag sep mel Antares 16:30:35.5 -26:28:23 0.9 12.35 142 8Bet1Sco 16:06:33.7 -19:51:24 2.6 4.15 136 47 Lib 15:56:07.4 -19:26:18 5.9 1.76 133 PPM 230815 15:51:09.6 -18:12:01 8.0 0.31 132 PPM 230817 15:51:18.3 -18:16:43 9.2 0.30 132 14GK54 15:50:08.4 -18:23:15 16.3 132 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 6.8 km
RECON observability=1.0 and success probability=0.0%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Kelowna | 10:30:46 | -22.7 | Dark | Down | 21.8 | 181.4 | Low | 10:17:30 - 10:44:02 | 8328 |
Summerland | 10:30:48 | -22.9 | Dark | Down | 21.8 | 181.1 | Low | 10:17:32 - 10:44:04 | 8317 |
Penticton | 10:30:46 | -23.1 | Dark | Down | 22.1 | 181.2 | Low | 10:17:30 - 10:44:02 | 8310 |
Okanagan Falls | 10:30:46 | -23.2 | Dark | Down | 22.3 | 181.2 | Low | 10:17:30 - 10:44:02 | 8302 |
Oliver | 10:30:46 | -23.3 | Dark | Down | 22.5 | 181.2 | Low | 10:17:30 - 10:44:02 | 8296 |
Anarchist Mountain Observatory | 10:30:45 | -23.4 | Dark | Down | 22.6 | 181.4 | Low | 10:17:29 - 10:44:01 | 8295 |
Niwot | 10:29:32 | -21.6 | Dark | Down | 29.8 | 196.8 | Low | 10:16:16 - 10:42:48 | 8293 |
Oroville | 10:30:45 | -23.5 | Dark | Down | 22.7 | 181.4 | Low | 10:17:29 - 10:44:01 | 8290 |
SwRI | 10:29:32 | -21.7 | Dark | Down | 30.0 | 196.7 | Low | 10:16:16 - 10:42:48 | 8286 |
Tonasket | 10:30:45 | -23.6 | Dark | Down | 23.0 | 181.4 | Low | 10:17:29 - 10:44:01 | 8281 |
Okanogan | 10:30:45 | -23.9 | Dark | Down | 23.3 | 181.2 | Low | 10:17:29 - 10:44:01 | 8264 |
Brewster | 10:30:45 | -24.2 | Dark | Down | 23.6 | 181.0 | Low | 10:17:29 - 10:44:01 | 8247 |
Manson/Chelan | 10:30:47 | -24.6 | Dark | Down | 23.8 | 180.6 | Low | 10:17:31 - 10:44:03 | 8228 |
Entiat | 10:30:47 | -24.8 | Dark | Down | 24.0 | 180.6 | Low | 10:17:31 - 10:44:03 | 8217 |
Wenatchee | 10:30:47 | -25.0 | Dark | Down | 24.3 | 180.5 | Low | 10:17:31 - 10:44:03 | 8203 |
Pasco | 10:30:41 | -25.3 | Dark | Down | 25.4 | 181.7 | Low | 10:17:25 - 10:43:57 | 8189 |
PNWRO | 10:30:39 | -25.4 | Dark | Down | 25.6 | 182.0 | Low | 10:17:23 - 10:43:55 | 8185 |
Ellensburg | 10:30:47 | -25.4 | Dark | Down | 24.7 | 180.2 | Low | 10:17:31 - 10:44:03 | 8179 |
George/Umatilla | 10:30:41 | -25.7 | Dark | Down | 25.7 | 181.5 | Low | 10:17:25 - 10:43:57 | 8168 |
Yakima | 10:30:46 | -25.7 | Dark | Down | 25.1 | 180.2 | Low | 10:17:30 - 10:44:02 | 8161 |
Toppenish/White Swan | 10:30:47 | -25.8 | Dark | Down | 25.3 | 180.4 | Low | 10:17:31 - 10:44:03 | 8157 |
Goldendale | 10:30:47 | -26.4 | Dark | Down | 25.8 | 180.0 | Low | 10:17:31 - 10:44:03 | 8120 |
The Dalles | 10:30:48 | -26.7 | Dark | Down | 26.1 | 179.6 | Low | 10:17:32 - 10:44:04 | 8099 |
Maupin | 10:30:47 | -27.0 | Dark | Down | 26.5 | 179.7 | Low | 10:17:31 - 10:44:03 | 8083 |
Madras/Culver | 10:30:47 | -27.4 | Dark | Down | 27.0 | 179.6 | Low | 10:17:31 - 10:44:03 | 8056 |
Redmond | 10:30:47 | -27.7 | Dark | Down | 27.4 | 179.6 | Low | 10:17:31 - 10:44:03 | 8038 |
Sisters | 10:30:49 | -27.9 | Dark | Down | 27.4 | 179.2 | Low | 10:17:33 - 10:44:05 | 8026 |
Bend | 10:30:46 | -28.0 | Dark | Down | 27.6 | 179.4 | Low | 10:17:30 - 10:44:02 | 8023 |
Oregon Observatory | 10:30:47 | -28.2 | Dark | Down | 27.8 | 179.3 | Low | 10:17:31 - 10:44:03 | 8011 |
La Pine/Gilchrist | 10:30:48 | -28.3 | Dark | Down | 28.0 | 179.2 | Low | 10:17:32 - 10:44:04 | 7999 |
North Lake | 10:30:45 | -28.4 | Dark | Down | 28.4 | 179.9 | Low | 10:17:29 - 10:44:01 | 7996 |
Paisley | 10:30:42 | -28.6 | Dark | Down | 29.0 | 180.2 | Low | 10:17:26 - 10:43:58 | 7980 |
Lakeview | 10:30:41 | -28.9 | Dark | Down | 29.5 | 180.4 | Low | 10:17:25 - 10:43:57 | 7961 |
Cedarville | 10:30:38 | -29.3 | Dark | Down | 30.1 | 180.6 | Up | 10:17:22 - 10:43:54 | 7933 |
Chiloquin | 10:30:48 | -29.3 | Dark | Down | 29.1 | 178.8 | Low | 10:17:32 - 10:44:04 | 7932 |
Klamath Falls | 10:30:47 | -29.6 | Dark | Down | 29.4 | 178.9 | Low | 10:17:31 - 10:44:03 | 7918 |
Tulelake | 10:30:44 | -29.6 | Dark | Down | 29.7 | 179.2 | Low | 10:17:28 - 10:44:00 | 7913 |
Fall River/Burney | 10:30:44 | -30.3 | Dark | Down | 30.6 | 179.3 | Up | 10:17:28 - 10:44:00 | 7869 |
Susanville | 10:30:41 | -30.3 | Dark | Down | 31.3 | 180.1 | Up | 10:17:25 - 10:43:57 | 7860 |
Tonopah | 10:30:21 | -30.1 | Dark | Down | 33.5 | 183.9 | Up | 10:17:05 - 10:43:37 | 7843 |
Reno | 10:30:34 | -30.5 | Dark | Down | 32.1 | 181.0 | Up | 10:17:18 - 10:43:50 | 7840 |
Gimple | 10:30:41 | -30.7 | Dark | Down | 31.5 | 179.9 | Up | 10:17:25 - 10:43:57 | 7838 |
Greenville | 10:30:42 | -30.7 | Dark | Down | 31.5 | 179.8 | Up | 10:17:26 - 10:43:58 | 7835 |
Portola | 10:30:39 | -30.7 | Dark | Down | 31.9 | 180.3 | Up | 10:17:23 - 10:43:55 | 7833 |
Yerington | 10:30:32 | -30.6 | Dark | Down | 32.7 | 181.8 | Up | 10:17:16 - 10:43:48 | 7831 |
Quincy | 10:30:41 | -30.8 | Dark | Down | 31.7 | 179.8 | Up | 10:17:25 - 10:43:57 | 7824 |
Hawthorne | 10:30:30 | -30.6 | Dark | Down | 33.1 | 182.4 | Up | 10:17:14 - 10:43:46 | 7823 |
Carson City | 10:30:35 | -30.8 | Dark | Down | 32.5 | 181.1 | Up | 10:17:19 - 10:43:51 | 7821 |
Gardnerville | 10:30:34 | -30.9 | Dark | Down | 32.7 | 181.1 | Up | 10:17:18 - 10:43:50 | 7809 |
Indian Springs | 10:30:12 | -30.2 | Dark | Down | 34.9 | 185.7 | Up | 10:16:56 - 10:43:28 | 7809 |
DCO | 10:29:57 | -29.6 | Dark | Down | 36.1 | 188.7 | Up | 10:16:41 - 10:43:13 | 7804 |
Henderson | 10:30:08 | -30.2 | Dark | Down | 35.4 | 186.6 | Up | 10:16:52 - 10:43:24 | 7800 |
Patrick | 10:30:01 | -29.9 | Dark | Down | 35.9 | 187.9 | Up | 10:16:45 - 10:43:17 | 7799 |
Beatty | 10:30:18 | -30.7 | Dark | Down | 34.6 | 184.5 | Up | 10:17:02 - 10:43:34 | 7793 |
Kingman/Dolan Springs | 10:30:02 | -30.1 | Dark | Down | 36.1 | 187.7 | Up | 10:16:46 - 10:43:18 | 7780 |
Lee Vining | 10:30:29 | -31.3 | Dark | Down | 33.7 | 181.8 | Up | 10:17:13 - 10:43:45 | 7775 |
Searchlight/Boulder City | 10:30:07 | -30.5 | Dark | Down | 35.9 | 186.7 | Up | 10:16:51 - 10:43:23 | 7769 |
Bishop | 10:30:25 | -31.3 | Dark | Down | 34.3 | 182.6 | Up | 10:17:09 - 10:43:41 | 7765 |
Laughlin/Bullhead City | 10:30:05 | -30.5 | Dark | Down | 36.2 | 187.1 | Up | 10:16:49 - 10:43:21 | 7763 |
Mohave Valley | 10:30:04 | -30.6 | Dark | Down | 36.5 | 187.1 | Up | 10:16:48 - 10:43:20 | 7747 |
Lone Pine | 10:30:22 | -31.6 | Dark | Down | 35.0 | 183.0 | Up | 10:17:06 - 10:43:38 | 7733 |
Lake Havasu City | 10:30:02 | -30.7 | Dark | Down | 36.8 | 187.4 | Up | 10:16:46 - 10:43:18 | 7731 |
Parker | 10:30:01 | -30.9 | Dark | Down | 37.2 | 187.5 | Up | 10:16:45 - 10:43:17 | 7711 |
Blythe | 10:30:02 | -31.4 | Dark | Down | 37.7 | 187.2 | Up | 10:16:46 - 10:43:18 | 7670 |
Yuma | 10:30:02 | -32.0 | Dark | Down | 38.7 | 187.3 | Up | 10:16:46 - 10:43:18 | 7612 |
Calipatria | 10:30:06 | -32.4 | Dark | Down | 38.3 | 186.2 | Up | 10:16:50 - 10:43:22 | 7609 |
Idyllwild | 10:30:12 | -32.7 | Dark | Down | 37.8 | 184.7 | Up | 10:16:56 - 10:43:28 | 7607 |
CPSLO | 10:30:34 | -34.0 | Dark | Down | 36.4 | 180.1 | Up | 10:17:18 - 10:43:50 | 7568 |
Wildwood | 10:30:23 | -33.6 | Dark | Down | 37.5 | 182.5 | Up | 10:17:07 - 10:43:39 | 7565 |
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 14GK54, (2019/04/12 10:29UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 12.35 142 8Bet1Sco 16:05:26.2 -19:48:20 2.6 4.15 136 47 Lib 15:55:00.4 -19:22:59 5.9 1.76 133 PPM 230815 15:50:03.2 -18:08:34 8.0 0.31 132 PPM 230817 15:50:11.9 -18:13:16 9.2 0.30 132 14GK54 15:49:02.0 -18:19:46 16.3 131 Positions are for J2000
Event circumstances last updated at 2019/02/12 07:13:21 UT
Marc W. Buie, Southwest Research Institute