Event between 15VC173 and star GA1060:00348926 with event index number of 1016419
Geocentric closest approach at 2019/01/02 06:24:32 UTC
J2000 position of star is 03:24:14.7 +17:32:55
Equinox of date position of star is 03:25:19.1 +17:36:52
Stellar brightness G=9.3,
use SENSEUP=2
Star is 174 degrees from the moon.
Moon is 14% illuminated.
TNO apparent brightness V=25.0
[RECON map]
TNO is 43.0 AU from the Sun
and 42.3 AU from the Earth.
The TNO is moving 15.7
km/sec on the sky relative to the star, or,
1.8 arcsec/hr.
The 1-sigma error in the time of the event is 349 seconds.
The 1-sigma cross-track error in the shadow position is
3591 km.
The sky-plane scale is
30691.7 km/arcsec.
The TNO has an absolute magnitude Hv=8.6
Diameter=114.3 km assuming a 5% albedo -- 7.3 sec chord
Diameter=46.7 km assuming a 30% albedo -- 3.0 sec chord
Dynamical classification is CLASSICAL
Star training set for 15VC173, (2019/01/02 06:25UT) Object RA Dec mag sep mel Aldebaran 04:37:00.8 +16:32:46 0.8 17.16 169 Menkar 03:03:16.5 +04:09:47 2.5 14.49 164 63Tau2Ari 03:23:51.1 +20:48:31 6.2 3.21 172 PPM 119101 03:29:13.9 +17:13:56 8.5 1.01 175 PPM 119056 03:25:19.3 +17:36:54 9.8 0.00 174 15VC173 03:25:19.4 +17:36:53 9.3 174 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
2.6 sigma about the mid-time.
The median site spacing is 22.9 km
RECON observability=1.0 and success probability=13.6%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Kelowna | 06:21:52 | -56.8 | Dark | Down | 51.2 | 223.0 | Up | 06:06:52 - 06:36:52 | 2305 |
Summerland | 06:21:53 | -56.6 | Dark | Down | 51.4 | 222.6 | Up | 06:06:53 - 06:36:53 | 2302 |
Penticton | 06:21:52 | -56.9 | Dark | Down | 51.6 | 223.1 | Up | 06:06:52 - 06:36:52 | 2270 |
Okanagan Falls | 06:21:51 | -57.0 | Dark | Down | 51.7 | 223.2 | Up | 06:06:51 - 06:36:51 | 2252 |
Oliver | 06:21:52 | -57.2 | Dark | Down | 51.8 | 223.4 | Up | 06:06:52 - 06:36:52 | 2235 |
Anarchist Mountain Observatory | 06:21:51 | -57.4 | Dark | Down | 51.9 | 223.8 | Up | 06:06:51 - 06:36:51 | 2218 |
Oroville | 06:21:51 | -57.4 | Dark | Down | 52.0 | 223.8 | Up | 06:06:51 - 06:36:51 | 2211 |
Tonasket | 06:21:50 | -57.6 | Dark | Down | 52.1 | 224.0 | Up | 06:06:50 - 06:36:50 | 2188 |
Okanogan | 06:21:51 | -57.7 | Dark | Down | 52.4 | 224.1 | Up | 06:06:51 - 06:36:51 | 2155 |
Brewster | 06:21:51 | -57.8 | Dark | Down | 52.7 | 224.1 | Up | 06:06:51 - 06:36:51 | 2129 |
Manson/Chelan | 06:21:52 | -57.8 | Dark | Down | 53.0 | 223.8 | Up | 06:06:52 - 06:36:52 | 2110 |
Entiat | 06:21:53 | -57.9 | Dark | Down | 53.2 | 223.9 | Up | 06:06:53 - 06:36:53 | 2089 |
Wenatchee | 06:21:53 | -58.0 | Dark | Down | 53.5 | 224.0 | Up | 06:06:53 - 06:36:53 | 2064 |
Ellensburg | 06:21:53 | -58.1 | Dark | Down | 53.9 | 224.1 | Up | 06:06:53 - 06:36:53 | 2024 |
Yakima | 06:21:53 | -58.4 | Dark | Down | 54.2 | 224.4 | Up | 06:06:53 - 06:36:53 | 1984 |
Toppenish/White Swan | 06:21:52 | -58.6 | Dark | Down | 54.2 | 224.9 | Up | 06:06:52 - 06:36:52 | 1961 |
Pasco | 06:21:47 | -59.4 | Dark | Down | 53.7 | 226.7 | Up | 06:06:47 - 06:36:47 | 1943 |
PNWRO | 06:21:46 | -59.6 | Dark | Down | 53.8 | 227.3 | Up | 06:06:46 - 06:36:46 | 1917 |
George/Umatilla | 06:21:47 | -59.5 | Dark | Down | 54.0 | 226.7 | Up | 06:06:47 - 06:36:47 | 1910 |
Goldendale | 06:21:54 | -58.7 | Dark | Down | 54.8 | 224.8 | Up | 06:06:54 - 06:36:54 | 1908 |
The Dalles | 06:21:55 | -58.7 | Dark | Down | 55.2 | 224.5 | Up | 06:06:55 - 06:36:55 | 1887 |
Maupin | 06:21:54 | -59.0 | Dark | Down | 55.4 | 225.1 | Up | 06:06:54 - 06:36:54 | 1844 |
Madras/Culver | 06:21:54 | -59.3 | Dark | Down | 55.8 | 225.6 | Up | 06:06:54 - 06:36:54 | 1789 |
Sisters | 06:21:56 | -59.2 | Dark | Down | 56.3 | 225.3 | Up | 06:06:56 - 06:36:56 | 1758 |
Redmond | 06:21:54 | -59.5 | Dark | Down | 56.1 | 225.9 | Up | 06:06:54 - 06:36:54 | 1753 |
Bend | 06:21:55 | -59.5 | Dark | Down | 56.3 | 225.9 | Up | 06:06:55 - 06:36:55 | 1732 |
Oregon Observatory | 06:21:55 | -59.5 | Dark | Down | 56.5 | 225.9 | Up | 06:06:55 - 06:36:55 | 1715 |
La Pine/Gilchrist | 06:21:55 | -59.6 | Dark | Down | 56.7 | 226.1 | Up | 06:06:55 - 06:36:55 | 1694 |
North Lake | 06:21:52 | -60.2 | Dark | Down | 56.7 | 227.4 | Up | 06:06:52 - 06:36:52 | 1646 |
Paisley | 06:21:50 | -60.7 | Dark | Down | 56.8 | 228.5 | Up | 06:06:50 - 06:36:50 | 1588 |
Chiloquin | 06:21:57 | -60.0 | Dark | Down | 57.6 | 226.8 | Up | 06:06:57 - 06:36:57 | 1582 |
Klamath Falls | 06:21:56 | -60.2 | Dark | Down | 57.8 | 227.3 | Up | 06:06:56 - 06:36:56 | 1546 |
Lakeview | 06:21:49 | -61.1 | Dark | Down | 57.1 | 229.4 | Up | 06:06:49 - 06:36:49 | 1534 |
Tulelake | 06:21:54 | -60.6 | Dark | Down | 57.8 | 228.1 | Up | 06:06:54 - 06:36:54 | 1517 |
Cedarville | 06:21:48 | -61.6 | Dark | Down | 57.4 | 230.4 | Up | 06:06:48 - 06:36:48 | 1465 |
Fall River/Burney | 06:21:54 | -61.1 | Dark | Down | 58.4 | 229.3 | Up | 06:06:54 - 06:36:54 | 1422 |
Susanville | 06:21:49 | -61.9 | Dark | Down | 58.4 | 231.1 | Up | 06:06:49 - 06:36:49 | 1352 |
Greenville | 06:21:51 | -61.8 | Dark | Down | 58.7 | 231.1 | Up | 06:06:51 - 06:36:51 | 1325 |
Gimple | 06:21:51 | -61.9 | Dark | Down | 58.7 | 231.2 | Up | 06:06:51 - 06:36:51 | 1324 |
Quincy | 06:21:51 | -61.9 | Dark | Down | 58.8 | 231.3 | Up | 06:06:51 - 06:36:51 | 1304 |
Niwot | 06:20:38 | -70.5 | Dark | Down | 48.5 | 249.1 | Up | 06:05:38 - 06:35:38 | 1294 |
Portola | 06:21:48 | -62.3 | Dark | Down | 58.6 | 232.2 | Up | 06:06:48 - 06:36:48 | 1288 |
Reno | 06:21:45 | -62.9 | Dark | Down | 58.4 | 233.4 | Up | 06:06:45 - 06:36:45 | 1256 |
Carson City | 06:21:45 | -63.1 | Dark | Down | 58.6 | 233.9 | Up | 06:06:45 - 06:36:45 | 1218 |
Yerington | 06:21:42 | -63.6 | Dark | Down | 58.3 | 235.0 | Up | 06:06:42 - 06:36:42 | 1195 |
Gardnerville | 06:21:44 | -63.2 | Dark | Down | 58.7 | 234.3 | Up | 06:06:44 - 06:36:44 | 1192 |
Hawthorne | 06:21:38 | -64.2 | Dark | Down | 58.3 | 236.3 | Up | 06:06:38 - 06:36:38 | 1143 |
Tonopah | 06:21:31 | -65.3 | Dark | Down | 57.6 | 238.7 | Up | 06:06:31 - 06:36:31 | 1087 |
Lee Vining | 06:21:41 | -64.1 | Dark | Down | 58.9 | 236.4 | Up | 06:06:41 - 06:36:41 | 1085 |
Bishop | 06:21:37 | -64.9 | Dark | Down | 58.7 | 238.2 | Up | 06:06:37 - 06:36:37 | 1018 |
Beatty | 06:21:29 | -66.2 | Dark | Down | 57.9 | 240.9 | Up | 06:06:29 - 06:36:29 | 962 |
Lone Pine | 06:21:34 | -65.5 | Dark | Down | 58.9 | 239.7 | Up | 06:06:34 - 06:36:34 | 936 |
Indian Springs | 06:21:23 | -67.1 | Dark | Down | 57.3 | 242.6 | Up | 06:06:23 - 06:36:23 | 923 |
Henderson | 06:21:19 | -67.9 | Dark | Down | 57.0 | 244.1 | Up | 06:06:19 - 06:36:19 | 864 |
CPSLO | 06:21:47 | -64.1 | Dark | Down | 61.3 | 238.3 | Up | 06:06:47 - 06:36:47 | 811 |
Searchlight/Boulder City | 06:21:18 | -68.2 | Dark | Down | 57.2 | 245.0 | Up | 06:06:18 - 06:36:18 | 802 |
Patrick | 06:21:13 | -69.0 | Dark | Down | 56.5 | 246.2 | Up | 06:06:13 - 06:36:13 | 794 |
Kingman/Dolan Springs | 06:21:14 | -68.9 | Dark | Down | 56.7 | 246.3 | Up | 06:06:14 - 06:36:14 | 770 |
Laughlin/Bullhead City | 06:21:16 | -68.6 | Dark | Down | 57.1 | 245.8 | Up | 06:06:16 - 06:36:16 | 769 |
DCO | 06:21:09 | -69.6 | Dark | Down | 56.1 | 247.3 | Up | 06:06:09 - 06:36:09 | 759 |
Mohave Valley | 06:21:16 | -68.7 | Dark | Down | 57.2 | 246.2 | Up | 06:06:16 - 06:36:16 | 740 |
Lake Havasu City | 06:21:15 | -69.1 | Dark | Down | 57.2 | 247.0 | Up | 06:06:15 - 06:36:15 | 696 |
Wildwood | 06:21:37 | -66.1 | Dark | Down | 60.5 | 242.8 | Up | 06:06:37 - 06:36:37 | 669 |
Parker | 06:21:14 | -69.3 | Dark | Down | 57.3 | 247.5 | Up | 06:06:14 - 06:36:14 | 658 |
Idyllwild | 06:21:26 | -67.7 | Dark | Down | 59.3 | 245.5 | Up | 06:06:26 - 06:36:26 | 622 |
Blythe | 06:21:15 | -69.3 | Dark | Down | 57.7 | 248.0 | Up | 06:06:15 - 06:36:15 | 602 |
Calipatria | 06:21:20 | -68.8 | Dark | Down | 58.6 | 247.8 | Up | 06:06:20 - 06:36:20 | 551 |
Yuma | 06:21:15 | -69.6 | Dark | Down | 58.1 | 249.3 | Up | 06:06:15 - 06:36:15 | 502 |
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 15VC173, (2019/01/02 06:25UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 17.16 169 Menkar 03:02:16.8 +04:05:21 2.5 14.49 164 63Tau2Ari 03:22:45.2 +20:44:31 6.2 3.21 172 PPM 119101 03:28:09.2 +17:10:03 8.5 1.01 175 PPM 119056 03:24:14.6 +17:32:55 9.8 0.00 174 15VC173 03:24:14.7 +17:32:55 9.3 174 Positions are for J2000
Event circumstances last updated at 2018/12/04 05:05:27 UT
Marc W. Buie, Southwest Research Institute