Event between 13UH17 and star GA0960:00144968 with event index number of 220038
Geocentric closest approach at 2018/10/01 12:40:48 UTC
J2000 position of star is 01:41:09.2 +06:20:30
Equinox of date position of star is 01:42:07.1 +06:26:04
Stellar brightness G=16.3,
use SENSEUP=128
Star is 61 degrees from the moon.
Moon is 60% illuminated.
TNO apparent brightness V=24.4
[RECON map]
TNO is 33.6 AU from the Sun
and 32.6 AU from the Earth.
The TNO is moving 22.8
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 204 seconds.
The 1-sigma cross-track error in the shadow position is
3216 km.
The sky-plane scale is
23650.6 km/arcsec.
The TNO has an absolute magnitude Hv=9.1
Diameter=92.5 km assuming a 5% albedo -- 4.1 sec chord
Diameter=37.8 km assuming a 30% albedo -- 1.7 sec chord
Dynamical classification is 2:1E
Star training set for 13UH17, (2018/10/01 12:41UT) Object RA Dec mag sep mel Aldebaran 04:36:59.9 +16:32:44 0.8 43.91 17 68Omi Cet 02:20:17.7 -02:53:36 2.0 13.33 56 106Nu Psc 01:42:24.6 +05:34:55 4.4 0.86 61 PPM 144799 01:37:40.1 +06:48:47 8.0 1.17 62 PPM 144855 01:41:02.7 +06:28:50 9.2 0.27 61 PPM 144876 01:42:11.2 +06:34:31 11.1 0.14 61 13UH17 01:42:08.1 +06:26:10 16.3 61 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
4.4 sigma about the mid-time.
The median site spacing is 31.1 km
RECON observability=0.5 and success probability=4.3%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Penticton | 12:37:11 | -13.9 | AT | Up | 27.2 | 245.7 | Low | 12:22:11 - 12:52:11 | 7509 |
Oroville | 12:37:10 | -13.9 | AT | Up | 27.4 | 246.1 | Low | 12:22:10 - 12:52:10 | 7449 |
Tonasket | 12:37:10 | -14.0 | AT | Up | 27.5 | 246.2 | Low | 12:22:10 - 12:52:10 | 7425 |
Okanogan | 12:37:09 | -14.2 | AT | Up | 27.7 | 246.2 | Low | 12:22:09 - 12:52:09 | 7394 |
Brewster | 12:37:09 | -14.3 | AT | Up | 27.9 | 246.2 | Low | 12:22:09 - 12:52:09 | 7369 |
Manson/Chelan | 12:37:10 | -14.6 | AT | Up | 28.2 | 246.0 | Low | 12:22:10 - 12:52:10 | 7353 |
Entiat | 12:37:09 | -14.7 | AT | Up | 28.4 | 246.0 | Low | 12:22:09 - 12:52:09 | 7331 |
Wenatchee | 12:37:10 | -14.8 | AT | Up | 28.5 | 246.0 | Low | 12:22:10 - 12:52:10 | 7307 |
Ellensburg | 12:37:10 | -15.1 | AT | Up | 28.9 | 246.1 | Low | 12:22:10 - 12:52:10 | 7268 |
Yakima | 12:37:10 | -15.2 | AT | Up | 29.0 | 246.2 | Low | 12:22:10 - 12:52:10 | 7228 |
Toppenish/White Swan | 12:37:09 | -15.1 | AT | Up | 29.0 | 246.5 | Low | 12:22:09 - 12:52:09 | 7204 |
Pasco | 12:37:06 | -14.2 | AT | Up | 28.3 | 247.7 | Low | 12:22:06 - 12:52:06 | 7175 |
Goldendale | 12:37:09 | -15.5 | AT | Up | 29.5 | 246.4 | Low | 12:22:09 - 12:52:09 | 7153 |
PNWRO | 12:37:06 | -14.1 | AT | Up | 28.2 | 248.0 | Low | 12:22:06 - 12:52:06 | 7148 |
George/Umatilla | 12:37:06 | -14.5 | AT | Up | 28.5 | 247.6 | Low | 12:22:06 - 12:52:06 | 7144 |
The Dalles | 12:37:09 | -15.8 | AT | Up | 29.8 | 246.2 | Low | 12:22:09 - 12:52:09 | 7135 |
Maupin | 12:37:09 | -15.8 | AT | Up | 29.9 | 246.5 | Low | 12:22:09 - 12:52:09 | 7091 |
Madras/Culver | 12:37:08 | -15.9 | AT | Up | 30.2 | 246.8 | Up | 12:22:08 - 12:52:08 | 7036 |
Sisters | 12:37:09 | -16.3 | AT | Up | 30.6 | 246.6 | Up | 12:22:09 - 12:52:09 | 7008 |
Redmond | 12:37:09 | -16.0 | AT | Up | 30.3 | 246.9 | Up | 12:22:09 - 12:52:09 | 7000 |
Bend | 12:37:08 | -16.2 | AT | Up | 30.5 | 246.9 | Up | 12:22:08 - 12:52:08 | 6980 |
Oregon Observatory | 12:37:08 | -16.3 | AT | Up | 30.7 | 246.9 | Up | 12:22:08 - 12:52:08 | 6964 |
La Pine/Gilchrist | 12:37:09 | -16.4 | AT | Up | 30.8 | 247.0 | Up | 12:22:09 - 12:52:09 | 6944 |
North Lake | 12:37:07 | -16.0 | AT | Up | 30.6 | 247.7 | Up | 12:22:07 - 12:52:07 | 6891 |
Chiloquin | 12:37:08 | -16.9 | AT | Up | 31.5 | 247.3 | Up | 12:22:08 - 12:52:08 | 6834 |
Paisley | 12:37:06 | -15.9 | AT | Up | 30.5 | 248.3 | Up | 12:22:06 - 12:52:06 | 6829 |
Klamath Falls | 12:37:08 | -16.9 | AT | Up | 31.5 | 247.5 | Up | 12:22:08 - 12:52:08 | 6798 |
Lakeview | 12:37:05 | -15.8 | AT | Up | 30.6 | 248.7 | Up | 12:22:05 - 12:52:05 | 6774 |
Tulelake | 12:37:07 | -16.7 | AT | Up | 31.4 | 247.9 | Up | 12:22:07 - 12:52:07 | 6765 |
Cedarville | 12:37:04 | -15.8 | AT | Up | 30.7 | 249.3 | Up | 12:22:04 - 12:52:04 | 6703 |
Fall River/Burney | 12:37:06 | -16.8 | AT | Up | 31.7 | 248.5 | Up | 12:22:06 - 12:52:06 | 6670 |
Susanville | 12:37:04 | -16.4 | AT | Up | 31.4 | 249.5 | Up | 12:22:04 - 12:52:04 | 6593 |
Greenville | 12:37:04 | -16.7 | AT | Up | 31.7 | 249.4 | Up | 12:22:04 - 12:52:04 | 6568 |
Gimple | 12:37:04 | -16.6 | AT | Up | 31.7 | 249.5 | Up | 12:22:04 - 12:52:04 | 6567 |
Quincy | 12:37:04 | -16.7 | AT | Up | 31.8 | 249.5 | Up | 12:22:04 - 12:52:04 | 6547 |
Portola | 12:37:04 | -16.3 | AT | Up | 31.5 | 250.0 | Up | 12:22:04 - 12:52:04 | 6527 |
Reno | 12:37:02 | -15.9 | AT | Up | 31.1 | 250.6 | Up | 12:22:02 - 12:52:02 | 6490 |
Carson City | 12:37:01 | -15.9 | AT | Up | 31.2 | 250.9 | Up | 12:22:01 - 12:52:01 | 6452 |
Gardnerville | 12:37:01 | -15.9 | AT | Up | 31.3 | 251.0 | Up | 12:22:01 - 12:52:01 | 6425 |
Yerington | 12:37:00 | -15.5 | AT | Up | 30.8 | 251.5 | Up | 12:22:00 - 12:52:00 | 6422 |
Niwot | 12:36:36 | -4.7 | CT | Up | 20.2 | 261.0 | Low | 12:21:36 - 12:51:36 | 6412 |
Hawthorne | 12:36:59 | -15.1 | AT | Up | 30.6 | 252.1 | Up | 12:21:59 - 12:51:59 | 6366 |
Lee Vining | 12:36:59 | -15.6 | AT | Up | 31.1 | 252.1 | Up | 12:21:59 - 12:51:59 | 6313 |
Tonopah | 12:36:56 | -14.1 | AT | Up | 29.7 | 253.5 | Low | 12:21:56 - 12:51:56 | 6298 |
Bishop | 12:36:57 | -15.1 | AT | Up | 30.8 | 253.0 | Up | 12:21:57 - 12:51:57 | 6239 |
Beatty | 12:36:54 | -13.9 | AT | Up | 29.7 | 254.4 | Low | 12:21:54 - 12:51:54 | 6168 |
Lone Pine | 12:36:56 | -15.0 | AT | Up | 30.7 | 253.6 | Up | 12:21:56 - 12:51:56 | 6153 |
Indian Springs | 12:36:51 | -13.1 | AT | Up | 28.9 | 255.4 | Low | 12:21:51 - 12:51:51 | 6120 |
Henderson | 12:36:49 | -12.6 | AT | Up | 28.5 | 256.1 | Low | 12:21:49 - 12:51:49 | 6055 |
CPSLO | 12:37:02 | -17.2 | AT | Up | 33.1 | 252.5 | Up | 12:22:02 - 12:52:02 | 6051 |
Searchlight/Boulder City | 12:36:49 | -12.6 | AT | Up | 28.6 | 256.5 | Low | 12:21:49 - 12:51:49 | 5992 |
Patrick | 12:36:46 | -11.7 | CT | Up | 27.8 | 257.2 | Low | 12:21:46 - 12:51:46 | 5974 |
Laughlin/Bullhead City | 12:36:49 | -12.3 | AT | Up | 28.4 | 256.9 | Low | 12:21:49 - 12:51:49 | 5956 |
Kingman/Dolan Springs | 12:36:47 | -11.9 | CT | Up | 28.0 | 257.2 | Low | 12:21:47 - 12:51:47 | 5952 |
DCO | 12:36:46 | -11.2 | CT | Up | 27.3 | 257.8 | Low | 12:21:46 - 12:51:46 | 5933 |
Mohave Valley | 12:36:48 | -12.3 | AT | Up | 28.4 | 257.0 | Low | 12:21:48 - 12:51:48 | 5926 |
Wildwood | 12:36:56 | -15.7 | AT | Up | 31.8 | 254.7 | Up | 12:21:56 - 12:51:56 | 5891 |
Lake Havasu City | 12:36:48 | -12.2 | AT | Up | 28.3 | 257.4 | Low | 12:21:48 - 12:51:48 | 5880 |
Parker | 12:36:47 | -12.2 | AT | Up | 28.4 | 257.6 | Low | 12:21:47 - 12:51:47 | 5841 |
Idyllwild | 12:36:52 | -14.2 | AT | Up | 30.4 | 256.2 | Up | 12:21:52 - 12:51:52 | 5827 |
Blythe | 12:36:48 | -12.5 | AT | Up | 28.7 | 257.7 | Low | 12:21:48 - 12:51:48 | 5788 |
Calipatria | 12:36:49 | -13.3 | AT | Up | 29.6 | 257.3 | Low | 12:21:49 - 12:51:49 | 5746 |
Yuma | 12:36:47 | -12.6 | AT | Up | 29.0 | 258.1 | Low | 12:21:47 - 12:51:47 | 5688 |
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 13UH17, (2018/10/01 12:41UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 43.91 17 68Omi Cet 02:19:20.8 -02:58:44 2.0 13.33 56 106Nu Psc 01:41:25.9 +05:29:15 4.4 0.86 61 PPM 144799 01:36:41.2 +06:43:04 8.0 1.17 62 PPM 144855 01:40:03.8 +06:23:10 9.2 0.27 61 PPM 144876 01:41:12.3 +06:28:51 11.1 0.14 61 13UH17 01:41:09.2 +06:20:30 16.3 61 Positions are for J2000
Event circumstances last updated at 2018/06/05 16:28:19 UT
Marc W. Buie, Southwest Research Institute