Event between 13JP64 and star UC4-389-068328 with event index number of 71233
Geocentric closest approach at 2017/05/18 05:24:42 UTC
J2000 position of star is 16:31:57.4 -12:23:15
Equinox of date position of star is 16:32:53.8 -12:25:21
Stellar brightness R=16.2
Star is 70 degrees from the moon.
Moon is 58% illuminated.
TNO apparent brightness V=23.9
[RECON map]
TNO is 34.6 AU from the Sun
and 33.6 AU from the Earth.
The TNO is moving 23.1
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 1516 seconds.
The 1-sigma cross-track error in the shadow position is
3303 km.
The sky-plane scale is
24385.5 km/arcsec.
The TNO has an absolute magnitude Hv=8.5
Diameter=118.0 km assuming a 5% albedo -- 5.1 sec chord
Diameter=48.2 km assuming a 30% albedo -- 2.1 sec chord
Dynamical classification is SCATNEAR
Star training set for 13JP64, (2017/05/18 05:25UT) Object RA Dec mag sep mel Antares 16:30:28.5 -26:28:09 0.9 14.06 69 13Zet Oph 16:38:07.0 -10:36:04 2.6 2.22 69 PPM 231511 16:19:59.4 -14:54:50 5.8 4.01 73 PPM 231840 16:34:29.4 -12:35:44 7.0 0.42 70 PPM 231797 16:32:18.0 -12:33:03 9.4 0.20 70 13JP64 16:32:55.6 -12:25:25 16.2 70 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
0.6 sigma about the mid-time.
The median site spacing is 19.7 km
RECON observability=0.4 and success probability=0.6%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Oroville | 05:27:48 | -14.1 | AT | Down | 14.8 | 129.9 | Really Low | 05:12:48 - 05:42:48 | 11283 |
Tonasket | 05:27:48 | -14.3 | AT | Down | 15.0 | 129.9 | Really Low | 05:12:48 - 05:42:48 | 11266 |
Okanogan | 05:27:49 | -14.5 | AT | Down | 15.1 | 129.7 | Really Low | 05:12:49 - 05:42:49 | 11238 |
Brewster | 05:27:50 | -14.7 | AT | Down | 15.2 | 129.5 | Really Low | 05:12:50 - 05:42:50 | 11213 |
Manson/Chelan | 05:27:51 | -14.7 | AT | Down | 15.1 | 129.1 | Really Low | 05:12:51 - 05:42:51 | 11189 |
Entiat | 05:27:53 | -14.9 | AT | Down | 15.2 | 129.0 | Really Low | 05:12:53 - 05:42:53 | 11171 |
Wenatchee | 05:27:52 | -15.0 | AT | Down | 15.3 | 128.9 | Really Low | 05:12:52 - 05:42:52 | 11150 |
Gimple | 05:26:40 | 40.1 | Sun up | Down | -38.3 | 218.0 | Not Up | 05:11:40 - 05:41:40 | 11115 |
Ellensburg | 05:27:54 | -15.3 | AT | Down | 15.5 | 128.6 | Really Low | 05:12:54 - 05:42:54 | 11113 |
Pasco | 05:27:52 | -16.4 | AT | Down | 16.7 | 129.6 | Really Low | 05:12:52 - 05:42:52 | 11091 |
Yakima | 05:27:55 | -15.6 | AT | Down | 15.7 | 128.5 | Really Low | 05:12:55 - 05:42:55 | 11082 |
PNWRO | 05:27:53 | -16.7 | AT | Down | 17.0 | 129.8 | Really Low | 05:12:53 - 05:42:53 | 11077 |
Toppenish/White Swan | 05:27:54 | -15.8 | AT | Down | 16.0 | 128.6 | Really Low | 05:12:54 - 05:42:54 | 11070 |
George/Umatilla | 05:27:55 | -16.6 | AT | Down | 16.8 | 129.4 | Really Low | 05:12:55 - 05:42:55 | 11060 |
Goldendale | 05:27:56 | -16.1 | AT | Down | 16.1 | 128.1 | Really Low | 05:12:56 - 05:42:56 | 11017 |
The Dalles | 05:27:59 | -16.1 | AT | Down | 16.0 | 127.7 | Really Low | 05:12:59 - 05:42:59 | 10991 |
Niwot | 05:27:27 | -26.8 | Dark | Down | 28.2 | 140.3 | Low | 05:12:27 - 05:42:27 | 10972 |
Maupin | 05:27:58 | -16.5 | AT | Down | 16.3 | 127.7 | Really Low | 05:12:58 - 05:42:58 | 10961 |
Madras/Culver | 05:28:00 | -16.9 | AT | Down | 16.7 | 127.6 | Really Low | 05:13:00 - 05:43:00 | 10917 |
Redmond | 05:28:00 | -17.2 | AT | Down | 16.8 | 127.5 | Really Low | 05:13:00 - 05:43:00 | 10887 |
Sisters | 05:28:01 | -17.0 | AT | Down | 16.6 | 127.1 | Really Low | 05:13:01 - 05:43:01 | 10880 |
Bend | 05:28:01 | -17.3 | AT | Down | 16.9 | 127.3 | Really Low | 05:13:01 - 05:43:01 | 10867 |
Oregon Observatory | 05:28:01 | -17.4 | AT | Down | 16.9 | 127.1 | Really Low | 05:13:01 - 05:43:01 | 10850 |
La Pine/Gilchrist | 05:28:02 | -17.5 | AT | Down | 17.0 | 127.0 | Really Low | 05:13:02 - 05:43:02 | 10832 |
North Lake | 05:28:02 | -18.1 | Dark | Down | 17.6 | 127.4 | Really Low | 05:13:02 - 05:43:02 | 10812 |
Paisley | 05:28:02 | -18.7 | Dark | Down | 18.2 | 127.6 | Really Low | 05:13:02 - 05:43:02 | 10777 |
Lakeview | 05:28:02 | -19.2 | Dark | Down | 18.6 | 127.6 | Really Low | 05:13:02 - 05:43:02 | 10741 |
Chiloquin | 05:28:04 | -18.2 | Dark | Down | 17.5 | 126.5 | Really Low | 05:13:04 - 05:43:04 | 10733 |
Klamath Falls | 05:28:04 | -18.5 | Dark | Down | 17.7 | 126.5 | Really Low | 05:13:04 - 05:43:04 | 10707 |
Tulelake | 05:28:06 | -18.9 | Dark | Down | 18.1 | 126.6 | Really Low | 05:13:06 - 05:43:06 | 10693 |
Cedarville | 05:28:03 | -19.8 | Dark | Down | 19.1 | 127.6 | Really Low | 05:13:03 - 05:43:03 | 10691 |
Fall River/Burney | 05:28:06 | -19.6 | Dark | Down | 18.7 | 126.5 | Really Low | 05:13:06 - 05:43:06 | 10620 |
Susanville | 05:28:05 | -20.5 | Dark | Down | 19.5 | 126.9 | Really Low | 05:13:05 - 05:43:05 | 10587 |
Greenville | 05:28:06 | -20.6 | Dark | Down | 19.5 | 126.6 | Really Low | 05:13:06 - 05:43:06 | 10556 |
Portola | 05:28:06 | -21.0 | Dark | Down | 20.0 | 126.9 | Really Low | 05:13:06 - 05:43:06 | 10541 |
Quincy | 05:28:06 | -20.7 | Dark | Down | 19.6 | 126.5 | Really Low | 05:13:06 - 05:43:06 | 10539 |
Reno | 05:28:04 | -21.6 | Dark | Down | 20.5 | 127.3 | Low | 05:13:04 - 05:43:04 | 10536 |
Yerington | 05:28:04 | -22.3 | Dark | Down | 21.3 | 127.7 | Low | 05:13:04 - 05:43:04 | 10506 |
Carson City | 05:28:05 | -21.9 | Dark | Down | 20.8 | 127.2 | Low | 05:13:05 - 05:43:05 | 10506 |
Gardnerville | 05:28:05 | -22.1 | Dark | Down | 20.9 | 127.2 | Low | 05:13:05 - 05:43:05 | 10487 |
Hawthorne | 05:28:03 | -22.9 | Dark | Down | 21.9 | 128.0 | Low | 05:13:03 - 05:43:03 | 10481 |
Tonopah | 05:28:02 | -24.0 | Dark | Down | 23.0 | 129.0 | Low | 05:13:02 - 05:43:02 | 10480 |
Lee Vining | 05:28:07 | -23.2 | Dark | Down | 21.9 | 127.4 | Low | 05:13:07 - 05:43:07 | 10420 |
Indian Springs | 05:27:59 | -25.9 | Dark | Down | 24.9 | 129.7 | Low | 05:12:59 - 05:42:59 | 10395 |
Beatty | 05:28:02 | -25.1 | Dark | Down | 24.0 | 129.0 | Low | 05:13:02 - 05:43:02 | 10393 |
Bishop | 05:28:04 | -24.0 | Dark | Down | 22.7 | 127.8 | Low | 05:13:04 - 05:43:04 | 10388 |
Henderson | 05:27:59 | -26.6 | Dark | Down | 25.7 | 130.1 | Low | 05:12:59 - 05:42:59 | 10369 |
Patrick | 05:27:56 | -27.6 | Dark | Down | 26.8 | 130.8 | Low | 05:12:56 - 05:42:56 | 10346 |
DCO | 05:27:55 | -28.2 | Dark | Down | 27.4 | 131.3 | Low | 05:12:55 - 05:42:55 | 10340 |
Lone Pine | 05:28:04 | -24.7 | Dark | Down | 23.4 | 127.8 | Low | 05:13:04 - 05:43:04 | 10332 |
Kingman/Dolan Springs | 05:27:57 | -27.7 | Dark | Down | 26.8 | 130.6 | Low | 05:12:57 - 05:42:57 | 10322 |
Searchlight/Boulder City | 05:27:59 | -27.1 | Dark | Down | 26.1 | 130.0 | Low | 05:12:59 - 05:42:59 | 10321 |
Laughlin/Bullhead City | 05:27:58 | -27.5 | Dark | Down | 26.5 | 130.1 | Low | 05:12:58 - 05:42:58 | 10304 |
Mohave Valley | 05:27:59 | -27.8 | Dark | Down | 26.7 | 130.0 | Low | 05:12:59 - 05:42:59 | 10281 |
Lake Havasu City | 05:27:58 | -28.2 | Dark | Down | 27.1 | 130.1 | Low | 05:12:58 - 05:42:58 | 10253 |
Parker | 05:27:59 | -28.5 | Dark | Down | 27.3 | 130.0 | Low | 05:12:59 - 05:42:59 | 10223 |
Blythe | 05:28:00 | -28.8 | Dark | Down | 27.5 | 129.5 | Low | 05:13:00 - 05:43:00 | 10168 |
CPSLO | 05:28:12 | -24.5 | Dark | Down | 22.5 | 125.3 | Low | 05:13:12 - 05:43:12 | 10145 |
Idyllwild | 05:28:05 | -27.7 | Dark | Down | 26.0 | 127.8 | Low | 05:13:05 - 05:43:05 | 10118 |
Calipatria | 05:28:03 | -28.8 | Dark | Down | 27.2 | 128.6 | Low | 05:13:03 - 05:43:03 | 10097 |
Wildwood | 05:28:10 | -26.5 | Dark | Down | 24.6 | 126.5 | Low | 05:13:10 - 05:43:10 | 10095 |
Yuma | 05:28:01 | -29.6 | Dark | Down | 28.1 | 129.1 | Low | 05:13:01 - 05:43:01 | 10085 |
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 13JP64, (2017/05/18 05:25UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:55 0.9 14.06 69 13Zet Oph 16:37:09.6 -10:34:01 2.6 2.22 69 PPM 231511 16:19:00.4 -14:52:22 5.8 4.01 73 PPM 231840 16:33:31.2 -12:33:37 7.0 0.42 70 PPM 231797 16:31:19.8 -12:30:53 9.4 0.20 70 13JP64 16:31:57.4 -12:23:15 16.2 70 Positions are for J2000
Event circumstances last updated at 2016/11/01 18:05:10 UT
Marc W. Buie, Southwest Research Institute