Event between 14EA52 and star GA0960:03992581 with event index number of 313410
Geocentric closest approach at 2020/05/21 08:45:15 UTC
J2000 position of star is 14:10:15.7 +06:09:54
Equinox of date position of star is 14:11:15.0 +06:04:20
Stellar brightness G=14.7,
use SENSEUP=128
Star is 158 degrees from the moon.
Moon is 2% illuminated.
TNO apparent brightness V=21.3
[RECON map]
TNO is 37.6 AU from the Sun
and 36.8 AU from the Earth.
The TNO is moving 20.4
km/sec on the sky relative to the star, or,
2.8 arcsec/hr.
The 1-sigma error in the time of the event is 100 seconds.
The 1-sigma cross-track error in the shadow position is
1384 km.
The sky-plane scale is
26653.8 km/arcsec.
The TNO has an absolute magnitude Hv=5.5
Diameter=474.3 km assuming a 5% albedo -- 23.2 sec chord
Diameter=193.6 km assuming a 30% albedo -- 9.5 sec chord
Dynamical classification is SCATEXTD
Star training set for 14EA52, (2020/05/21 08:45UT) Object RA Dec mag sep mel Arcturus 14:16:35.6 +19:04:39 0.0 13.07 146 Vindemiatrix 13:03:11.5 +10:51:00 2.8 17.50 143 PPM 160305 14:04:57.2 +04:48:14 6.2 2.02 158 PPM 160382 14:10:12.0 +07:17:21 8.2 1.25 157 PPM 160410 14:11:46.0 +05:42:34 8.6 0.38 158 PPM 160402 14:11:08.5 +06:15:42 10.5 0.20 158 14EA52 14:11:16.8 +06:04:10 14.7 158 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 18.5 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) |
| Clarence Fulton | 08:43:45 | -18.6 | Dark | Down | 35.4 | 229.5 | Up | 08:34:57 - 08:52:34 | 12112 |
| Kelowna | 08:43:43 | -19.0 | Dark | Down | 35.8 | 229.5 | Up | 08:34:55 - 08:52:32 | 12083 |
| Summerland | 08:43:43 | -19.3 | Dark | Down | 36.1 | 229.4 | Up | 08:34:54 - 08:52:31 | 12062 |
| Penticton | 08:43:44 | -19.3 | Dark | Down | 36.0 | 229.6 | Up | 08:34:56 - 08:52:33 | 12059 |
| Oliver | 08:43:42 | -19.7 | Dark | Down | 36.3 | 229.8 | Up | 08:34:53 - 08:52:30 | 12034 |
| Anarchist Mountain Observatory | 08:43:41 | -19.8 | Dark | Down | 36.3 | 230.1 | Up | 08:34:52 - 08:52:29 | 12025 |
| Tonasket | 08:43:40 | -20.1 | Dark | Down | 36.5 | 230.2 | Up | 08:34:51 - 08:52:28 | 12002 |
| Okanogan | 08:43:39 | -20.5 | Dark | Down | 36.8 | 230.2 | Up | 08:34:50 - 08:52:27 | 11976 |
| Brewster | 08:43:39 | -20.8 | Dark | Down | 37.1 | 230.1 | Up | 08:34:51 - 08:52:28 | 11953 |
| Victoria | 08:43:51 | -20.8 | Dark | Down | 38.6 | 226.0 | Up | 08:35:02 - 08:52:39 | 11935 |
| Manson/Chelan | 08:43:40 | -21.0 | Dark | Down | 37.4 | 229.9 | Up | 08:34:51 - 08:52:28 | 11933 |
| Entiat | 08:43:40 | -21.2 | Dark | Down | 37.6 | 229.9 | Up | 08:34:51 - 08:52:28 | 11916 |
| Wenatchee | 08:43:39 | -21.5 | Dark | Down | 37.8 | 230.0 | Up | 08:34:50 - 08:52:27 | 11896 |
| Ellensburg | 08:43:38 | -21.9 | Dark | Down | 38.2 | 230.0 | Up | 08:34:49 - 08:52:26 | 11863 |
| Yakima | 08:43:37 | -22.3 | Dark | Down | 38.5 | 230.2 | Up | 08:34:49 - 08:52:26 | 11832 |
| Pasco | 08:43:33 | -22.5 | Dark | Down | 37.9 | 231.9 | Up | 08:34:45 - 08:52:22 | 11827 |
| Toppenish/White Swan | 08:43:36 | -22.5 | Dark | Down | 38.5 | 230.5 | Up | 08:34:48 - 08:52:25 | 11818 |
| PNWRO | 08:43:30 | -22.7 | Dark | Down | 37.9 | 232.3 | Up | 08:34:42 - 08:52:19 | 11812 |
| Goldendale | 08:43:36 | -23.1 | Dark | Down | 39.1 | 230.4 | Up | 08:34:47 - 08:52:24 | 11771 |
| The Dalles | 08:43:35 | -23.4 | Dark | Down | 39.4 | 230.1 | Up | 08:34:47 - 08:52:24 | 11748 |
| Maupin | 08:43:34 | -23.8 | Dark | Down | 39.6 | 230.5 | Up | 08:34:46 - 08:52:23 | 11718 |
| Redmond | 08:43:32 | -24.7 | Dark | Down | 40.3 | 231.0 | Up | 08:34:43 - 08:52:20 | 11647 |
| Sisters | 08:43:34 | -24.7 | Dark | Down | 40.5 | 230.5 | Up | 08:34:46 - 08:52:23 | 11643 |
| Bend | 08:43:31 | -24.9 | Dark | Down | 40.5 | 231.0 | Up | 08:34:43 - 08:52:20 | 11629 |
| Oregon Observatory | 08:43:34 | -25.1 | Dark | Down | 40.7 | 231.0 | Up | 08:34:45 - 08:52:22 | 11613 |
| La Pine/Gilchrist | 08:43:32 | -25.3 | Dark | Down | 40.8 | 231.0 | Up | 08:34:43 - 08:52:20 | 11596 |
| North Lake | 08:43:28 | -25.7 | Dark | Down | 40.8 | 231.9 | Up | 08:34:39 - 08:52:16 | 11571 |
| Niwot | 08:42:36 | -24.8 | Dark | Down | 32.2 | 248.6 | Up | 08:33:47 - 08:51:24 | 11558 |
| SwRI | 08:42:34 | -24.9 | Dark | Down | 32.3 | 248.6 | Up | 08:33:46 - 08:51:23 | 11548 |
| Paisley | 08:43:25 | -26.2 | Dark | Down | 40.9 | 232.7 | Up | 08:34:37 - 08:52:14 | 11532 |
| Lakeview | 08:43:23 | -26.6 | Dark | Down | 41.1 | 233.2 | Up | 08:34:35 - 08:52:12 | 11495 |
| Klamath Falls | 08:43:28 | -26.8 | Dark | Down | 41.9 | 231.7 | Up | 08:34:40 - 08:52:17 | 11476 |
| Cedarville | 08:43:21 | -27.2 | Dark | Down | 41.4 | 233.9 | Up | 08:34:33 - 08:52:10 | 11444 |
| Fall River/Burney | 08:43:24 | -27.9 | Dark | Down | 42.4 | 232.9 | Up | 08:34:35 - 08:52:12 | 11386 |
| Susanville | 08:43:20 | -28.4 | Dark | Down | 42.3 | 234.2 | Up | 08:34:31 - 08:52:08 | 11346 |
| Gimple | 08:43:21 | -28.7 | Dark | Down | 42.6 | 234.2 | Up | 08:34:33 - 08:52:10 | 11319 |
| Greenville | 08:43:20 | -28.7 | Dark | Down | 42.7 | 234.1 | Up | 08:34:31 - 08:52:08 | 11318 |
| Quincy | 08:43:19 | -28.9 | Dark | Down | 42.8 | 234.2 | Up | 08:34:31 - 08:52:08 | 11301 |
| Portola | 08:43:18 | -29.0 | Dark | Down | 42.6 | 234.8 | Up | 08:34:29 - 08:52:06 | 11298 |
| Reno | 08:43:16 | -29.1 | Dark | Down | 42.3 | 235.7 | Up | 08:34:28 - 08:52:05 | 11286 |
| Carson City | 08:43:16 | -29.5 | Dark | Down | 42.5 | 236.0 | Up | 08:34:28 - 08:52:05 | 11257 |
| Yerington | 08:43:16 | -29.6 | Dark | Down | 42.2 | 236.8 | Up | 08:34:28 - 08:52:05 | 11251 |
| Gardnerville | 08:43:16 | -29.7 | Dark | Down | 42.6 | 236.2 | Up | 08:34:28 - 08:52:05 | 11237 |
| Hawthorne | 08:43:16 | -29.9 | Dark | Down | 42.1 | 237.7 | Up | 08:34:28 - 08:52:05 | 11221 |
| Tonopah | 08:43:16 | -30.1 | Dark | Down | 41.4 | 239.4 | Up | 08:34:28 - 08:52:05 | 11206 |
| Lee Vining | 08:43:16 | -30.6 | Dark | Down | 42.7 | 237.6 | Up | 08:34:28 - 08:52:05 | 11165 |
| Bishop | 08:43:16 | -31.0 | Dark | Down | 42.6 | 238.8 | Up | 08:34:28 - 08:52:05 | 11127 |
| Beatty | 08:43:16 | -31.1 | Dark | Down | 41.7 | 240.7 | Up | 08:34:28 - 08:52:05 | 11117 |
| Indian Springs | 08:43:16 | -31.1 | Dark | Down | 41.1 | 242.0 | Up | 08:34:28 - 08:52:05 | 11110 |
| Henderson | 08:43:16 | -31.5 | Dark | Down | 40.8 | 243.1 | Up | 08:34:28 - 08:52:05 | 11078 |
| Patrick | 08:42:44 | -31.8 | Dark | Down | 40.4 | 244.4 | Up | 08:33:56 - 08:51:33 | 11029 |
| Searchlight/Boulder City | 08:42:48 | -32.0 | Dark | Down | 41.1 | 243.5 | Up | 08:33:59 - 08:51:36 | 11016 |
| DCO | 08:42:41 | -31.9 | Dark | Down | 40.0 | 245.3 | Up | 08:33:53 - 08:51:30 | 11014 |
| Kingman/Dolan Springs | 08:42:43 | -32.1 | Dark | Down | 40.6 | 244.4 | Up | 08:33:55 - 08:51:32 | 11006 |
| Laughlin/Bullhead City | 08:42:46 | -32.2 | Dark | Down | 41.0 | 244.0 | Up | 08:33:57 - 08:51:34 | 10995 |
| Mohave Valley | 08:42:45 | -32.5 | Dark | Down | 41.1 | 244.2 | Up | 08:33:56 - 08:51:33 | 10972 |
| Lake Havasu City | 08:42:43 | -32.8 | Dark | Down | 41.1 | 244.7 | Up | 08:33:55 - 08:51:32 | 10940 |
| George/Scottsdale | 08:42:33 | -32.8 | Dark | Down | 39.6 | 247.4 | Up | 08:33:45 - 08:51:22 | 10913 |
| Parker | 08:42:42 | -33.1 | Dark | Down | 41.3 | 245.0 | Up | 08:33:53 - 08:51:30 | 10910 |
| CPSLO | 08:43:16 | -33.4 | Dark | Down | 45.2 | 238.2 | Up | 08:34:28 - 08:52:05 | 10909 |
| Blythe | 08:42:42 | -33.7 | Dark | Down | 41.7 | 245.2 | Up | 08:33:53 - 08:51:30 | 10858 |
| Wildwood | 08:43:16 | -34.2 | Dark | Down | 44.4 | 241.3 | Up | 08:34:28 - 08:52:05 | 10841 |
| Idyllwild | 08:42:49 | -34.1 | Dark | Down | 43.2 | 243.2 | Up | 08:34:00 - 08:51:37 | 10834 |
| Calipatria | 08:42:43 | -34.4 | Dark | Down | 42.6 | 244.8 | Up | 08:33:55 - 08:51:32 | 10798 |
| Yuma | 08:42:39 | -34.6 | Dark | Down | 42.1 | 245.9 | Up | 08:33:50 - 08:51:27 | 10774 |
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 14EA52, (2020/05/21 08:45UT) Object RA Dec mag sep mel Arcturus 14:15:38.2 +19:10:17 0.0 13.07 146 Vindemiatrix 13:02:10.2 +10:57:33 2.8 17.50 143 PPM 160305 14:03:55.7 +04:54:03 6.2 2.02 158 PPM 160382 14:09:11.2 +07:23:06 8.2 1.25 157 PPM 160410 14:10:44.8 +05:48:17 8.6 0.38 158 PPM 160402 14:10:07.5 +06:21:26 10.5 0.20 158 14EA52 14:10:15.7 +06:09:54 14.7 158 Positions are for J2000
Event circumstances last updated at 2019/10/15 22:21:38 UT
Marc W. Buie, Southwest Research Institute