Event between 05EZ300 and star GA0760:04765485 with event index number of 250707
Geocentric closest approach at 2020/03/21 07:35:51 UTC
J2000 position of star is 13:13:18.5 -12:27:16
Equinox of date position of star is 13:14:22.5 -12:33:40
Stellar brightness G=15.4,
use SENSEUP=128
Star is 125 degrees from the moon.
Moon is 9% illuminated.
TNO apparent brightness V=25.1
[RECON map]
TNO is 32.2 AU from the Sun
and 31.2 AU from the Earth.
The TNO is moving 22.3
km/sec on the sky relative to the star, or,
3.5 arcsec/hr.
The 1-sigma error in the time of the event is 96 seconds.
The 1-sigma cross-track error in the shadow position is
1776 km.
The sky-plane scale is
22649.4 km/arcsec.
The TNO has an absolute magnitude Hv=10.0
Diameter=185.4 km assuming a 5% albedo -- 2.7 sec chord
Diameter=75.7 km assuming a 30% albedo -- 1.1 sec chord
Dynamical classification is 3:2E
Star training set for 05EZ300, (2020/03/21 07:36UT) Object RA Dec mag sep mel Spica 13:26:15.7 -11:15:59 1.0 3.18 123 49 Vir 13:08:57.5 -10:50:53 4.9 2.17 127 PPM 227033 13:16:58.1 -12:27:24 7.3 0.64 125 PPM 226959 13:14:20.8 -12:30:51 9.5 0.05 125 05EZ300 13:14:22.6 -12:33:40 15.4 125 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 12.8 km
RECON observability=1.0 and success probability=15.6%
| 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 | 07:38:18 | -39.0 | Dark | Down | 23.9 | 154.5 | Low | 07:29:46 - 07:46:49 | -739 |
| Kelowna | 07:38:18 | -39.4 | Dark | Down | 24.2 | 154.3 | Low | 07:29:47 - 07:46:50 | -766 |
| Peachland | 07:38:20 | -39.4 | Dark | Down | 24.3 | 153.9 | Low | 07:29:48 - 07:46:51 | -781 |
| Summerland | 07:38:19 | -39.6 | Dark | Down | 24.4 | 154.0 | Low | 07:29:47 - 07:46:50 | -788 |
| Penticton | 07:38:19 | -39.7 | Dark | Down | 24.5 | 154.1 | Low | 07:29:48 - 07:46:51 | -789 |
| Oliver | 07:38:19 | -40.0 | Dark | Down | 24.8 | 154.0 | Low | 07:29:48 - 07:46:51 | -811 |
| Anarchist Mountain Observatory | 07:38:19 | -40.2 | Dark | Down | 25.0 | 154.2 | Low | 07:29:48 - 07:46:51 | -816 |
| Tonasket | 07:38:19 | -40.5 | Dark | Down | 25.3 | 154.1 | Low | 07:29:48 - 07:46:51 | -837 |
| Okanogan | 07:38:20 | -40.8 | Dark | Down | 25.5 | 153.8 | Low | 07:29:49 - 07:46:52 | -863 |
| Brewster | 07:38:21 | -41.1 | Dark | Down | 25.7 | 153.6 | Low | 07:29:49 - 07:46:52 | -885 |
| Manson/Chelan | 07:38:22 | -41.2 | Dark | Down | 25.8 | 153.2 | Low | 07:29:50 - 07:46:53 | -909 |
| Entiat | 07:38:22 | -41.4 | Dark | Down | 26.0 | 153.0 | Low | 07:29:51 - 07:46:54 | -925 |
| Wenatchee | 07:38:22 | -41.7 | Dark | Down | 26.2 | 152.9 | Low | 07:29:51 - 07:46:54 | -944 |
| Victoria | 07:38:30 | -40.2 | Dark | Down | 24.2 | 150.0 | Low | 07:29:59 - 07:47:02 | -955 |
| Ellensburg | 07:38:24 | -42.1 | Dark | Down | 26.5 | 152.6 | Low | 07:29:52 - 07:46:55 | -977 |
| Pasco | 07:38:20 | -43.0 | Dark | Down | 27.6 | 153.9 | Low | 07:29:48 - 07:46:51 | -987 |
| PNWRO | 07:38:19 | -43.2 | Dark | Down | 27.9 | 154.0 | Low | 07:29:48 - 07:46:51 | -997 |
| Yakima | 07:38:24 | -42.5 | Dark | Down | 26.8 | 152.4 | Low | 07:29:52 - 07:46:55 | -1004 |
| Niwot | 07:37:36 | -48.9 | Dark | Down | 36.7 | 168.0 | Up | 07:29:04 - 07:46:07 | -1006 |
| Toppenish/White Swan | 07:38:24 | -42.7 | Dark | Down | 27.1 | 152.6 | Low | 07:29:52 - 07:46:55 | -1014 |
| SwRI | 07:37:36 | -49.0 | Dark | Down | 36.7 | 167.9 | Up | 07:29:05 - 07:46:08 | -1016 |
| Goldendale | 07:38:25 | -43.2 | Dark | Down | 27.4 | 152.0 | Low | 07:29:54 - 07:46:57 | -1063 |
| The Dalles | 07:38:27 | -43.4 | Dark | Down | 27.5 | 151.6 | Low | 07:29:55 - 07:46:58 | -1088 |
| Maupin | 07:38:27 | -43.8 | Dark | Down | 27.9 | 151.6 | Low | 07:29:55 - 07:46:58 | -1114 |
| Redmond | 07:38:28 | -44.7 | Dark | Down | 28.7 | 151.3 | Low | 07:29:56 - 07:46:59 | -1179 |
| Sisters | 07:38:28 | -44.6 | Dark | Down | 28.5 | 150.8 | Low | 07:29:57 - 07:47:00 | -1188 |
| Bend | 07:38:28 | -44.8 | Dark | Down | 28.8 | 151.1 | Low | 07:29:56 - 07:46:59 | -1197 |
| Oregon Observatory | 07:38:28 | -45.0 | Dark | Down | 28.9 | 150.9 | Low | 07:29:57 - 07:47:00 | -1213 |
| La Pine/Gilchrist | 07:38:28 | -45.2 | Dark | Down | 29.1 | 150.8 | Low | 07:29:57 - 07:47:00 | -1229 |
| North Lake | 07:38:27 | -45.7 | Dark | Down | 29.7 | 151.3 | Low | 07:29:55 - 07:46:58 | -1243 |
| Paisley | 07:38:26 | -46.3 | Dark | Down | 30.3 | 151.5 | Up | 07:29:55 - 07:46:58 | -1271 |
| Lakeview | 07:38:26 | -46.8 | Dark | Down | 30.8 | 151.5 | Up | 07:29:54 - 07:46:57 | -1302 |
| Klamath Falls | 07:38:30 | -46.6 | Dark | Down | 30.3 | 150.1 | Up | 07:29:59 - 07:47:02 | -1342 |
| Cedarville | 07:38:26 | -47.5 | Dark | Down | 31.4 | 151.5 | Up | 07:29:54 - 07:46:57 | -1344 |
| Fall River/Burney | 07:38:29 | -47.8 | Dark | Down | 31.4 | 150.1 | Up | 07:29:58 - 07:47:01 | -1417 |
| Susanville | 07:38:28 | -48.5 | Dark | Down | 32.2 | 150.7 | Up | 07:29:57 - 07:47:00 | -1441 |
| Gimple | 07:38:28 | -48.8 | Dark | Down | 32.4 | 150.4 | Up | 07:29:57 - 07:47:00 | -1468 |
| Greenville | 07:38:29 | -48.7 | Dark | Down | 32.4 | 150.3 | Up | 07:29:57 - 07:47:00 | -1471 |
| Portola | 07:38:28 | -49.1 | Dark | Down | 32.8 | 150.7 | Up | 07:29:56 - 07:46:59 | -1481 |
| Reno | 07:38:25 | -49.5 | Dark | Down | 33.3 | 151.3 | Up | 07:29:54 - 07:46:57 | -1481 |
| Quincy | 07:38:29 | -48.9 | Dark | Down | 32.6 | 150.2 | Up | 07:29:57 - 07:47:00 | -1486 |
| Yerington | 07:38:23 | -50.1 | Dark | Down | 34.0 | 151.8 | Up | 07:29:52 - 07:46:55 | -1502 |
| Carson City | 07:38:25 | -49.8 | Dark | Down | 33.6 | 151.2 | Up | 07:29:54 - 07:46:57 | -1507 |
| Tonopah | 07:38:17 | -51.3 | Dark | Down | 35.6 | 153.7 | Up | 07:29:46 - 07:46:49 | -1512 |
| Hawthorne | 07:38:22 | -50.7 | Dark | Down | 34.6 | 152.3 | Up | 07:29:50 - 07:46:53 | -1521 |
| Gardnerville | 07:38:26 | -50.1 | Dark | Down | 33.9 | 151.2 | Up | 07:29:54 - 07:46:57 | -1524 |
| Indian Springs | 07:38:12 | -52.9 | Dark | Down | 37.4 | 154.9 | Up | 07:29:41 - 07:46:44 | -1578 |
| Lee Vining | 07:38:24 | -51.1 | Dark | Down | 35.0 | 151.6 | Up | 07:29:52 - 07:46:55 | -1579 |
| Beatty | 07:38:16 | -52.5 | Dark | Down | 36.8 | 153.8 | Up | 07:29:45 - 07:46:48 | -1587 |
| Henderson | 07:38:10 | -53.4 | Dark | Down | 38.1 | 155.5 | Up | 07:29:38 - 07:46:41 | -1598 |
| Bishop | 07:38:21 | -51.8 | Dark | Down | 35.8 | 152.1 | Up | 07:29:50 - 07:46:53 | -1603 |
| Patrick | 07:38:05 | -54.1 | Dark | Down | 39.1 | 156.6 | Up | 07:29:34 - 07:46:37 | -1611 |
| DCO | 07:38:03 | -54.4 | Dark | Down | 39.6 | 157.4 | Up | 07:29:32 - 07:46:35 | -1612 |
| Kingman/Dolan Springs | 07:38:06 | -54.3 | Dark | Down | 39.2 | 156.3 | Up | 07:29:35 - 07:46:38 | -1634 |
| Searchlight/Boulder City | 07:38:09 | -54.0 | Dark | Down | 38.7 | 155.4 | Up | 07:29:38 - 07:46:41 | -1640 |
| Laughlin/Bullhead City | 07:38:08 | -54.3 | Dark | Down | 39.1 | 155.7 | Up | 07:29:36 - 07:46:39 | -1653 |
| Mohave Valley | 07:38:08 | -54.6 | Dark | Down | 39.3 | 155.6 | Up | 07:29:36 - 07:46:39 | -1674 |
| George/Scottsdale | 07:37:58 | -55.8 | Dark | Down | 41.3 | 158.5 | Up | 07:29:27 - 07:46:30 | -1680 |
| Lake Havasu City | 07:38:07 | -55.0 | Dark | Down | 39.8 | 155.8 | Up | 07:29:35 - 07:46:38 | -1698 |
| Parker | 07:38:07 | -55.4 | Dark | Down | 40.1 | 155.7 | Up | 07:29:36 - 07:46:39 | -1725 |
| Blythe | 07:38:08 | -55.9 | Dark | Down | 40.5 | 155.2 | Up | 07:29:37 - 07:46:40 | -1776 |
| Idyllwild | 07:38:16 | -55.6 | Dark | Down | 39.6 | 152.7 | Up | 07:29:44 - 07:46:47 | -1835 |
| CPSLO | 07:38:29 | -53.5 | Dark | Down | 36.7 | 148.9 | Up | 07:29:57 - 07:47:00 | -1838 |
| Calipatria | 07:38:12 | -56.3 | Dark | Down | 40.6 | 153.9 | Up | 07:29:40 - 07:46:43 | -1846 |
| Yuma | 07:38:07 | -56.8 | Dark | Down | 41.3 | 154.8 | Up | 07:29:36 - 07:46:39 | -1852 |
| Wildwood | 07:38:22 | -55.0 | Dark | Down | 38.6 | 150.7 | Up | 07:29:51 - 07:46:54 | -1869 |
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 05EZ300, (2020/03/21 07:36UT) Object RA Dec mag sep mel Spica 13:25:11.5 -11:09:41 1.0 3.18 123 49 Vir 13:07:53.8 -10:44:26 4.9 2.17 127 PPM 227033 13:15:54.0 -12:21:01 7.3 0.64 125 PPM 226959 13:13:16.7 -12:24:27 9.5 0.05 125 05EZ300 13:13:18.5 -12:27:16 15.4 125 Positions are for J2000
Event circumstances last updated at 2020/03/09 20:43:37 UT
Marc W. Buie, Southwest Research Institute