Event between 15VA164 and star GA1060:00380080 with event index number of 360037
Geocentric closest approach at 2018/12/19 01:49:43 UTC
J2000 position of star is 03:37:10.6 +17:54:01
Equinox of date position of star is 03:38:15.1 +17:57:40
Stellar brightness G=12.3,
use SENSEUP=16
Star is 18 degrees from the moon.
Moon is 83% illuminated.
TNO apparent brightness V=24.0
[RECON map]
TNO is 47.0 AU from the Sun
and 46.2 AU from the Earth.
The TNO is moving 22.1
km/sec on the sky relative to the star, or,
2.4 arcsec/hr.
The 1-sigma error in the time of the event is 421 seconds.
The 1-sigma cross-track error in the shadow position is
4368 km.
The sky-plane scale is
33487.0 km/arcsec.
The TNO has an absolute magnitude Hv=7.2
Diameter=213.8 km assuming a 5% albedo -- 9.7 sec chord
Diameter=87.3 km assuming a 30% albedo -- 3.9 sec chord
Dynamical classification is SCATEXTD
Star training set for 15VA164, (2018/12/19 01:50UT) Object RA Dec mag sep mel Aldebaran 04:37:00.7 +16:32:45 0.8 14.09 31 44Zet Per 03:55:19.7 +31:56:18 2.8 14.50 29 PPM 119253 03:40:30.3 +16:35:49 6.2 1.47 18 PPM 119209 03:37:21.6 +17:52:25 8.5 0.23 17 PPM 119225 03:38:08.5 +17:54:40 10.0 0.06 18 15VA164 03:38:15.6 +17:57:42 12.3 18 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
2.1 sigma about the mid-time.
The median site spacing is 15.6 km
RECON observability=0.5 and success probability=8.9%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Summerland | 01:51:23 | -17.0 | AT | Up | 33.7 | 102.6 | Up | 01:36:23 - 02:06:23 | 902 |
Kelowna | 01:51:22 | -17.2 | AT | Up | 33.9 | 102.9 | Up | 01:36:22 - 02:06:22 | 894 |
Penticton | 01:51:24 | -17.0 | AT | Up | 33.9 | 102.5 | Up | 01:36:24 - 02:06:24 | 878 |
Okanagan Falls | 01:51:25 | -17.0 | AT | Up | 33.9 | 102.4 | Up | 01:36:25 - 02:06:25 | 867 |
Oliver | 01:51:26 | -16.9 | AT | Up | 34.0 | 102.3 | Up | 01:36:26 - 02:06:26 | 857 |
Anarchist Mountain Observatory | 01:51:26 | -17.0 | AT | Up | 34.1 | 102.4 | Up | 01:36:26 - 02:06:26 | 841 |
Oroville | 01:51:27 | -16.9 | AT | Up | 34.1 | 102.2 | Up | 01:36:27 - 02:06:27 | 839 |
Tonasket | 01:51:28 | -16.9 | AT | Up | 34.2 | 102.1 | Up | 01:36:28 - 02:06:28 | 825 |
Okanogan | 01:51:30 | -16.7 | AT | Up | 34.1 | 101.8 | Up | 01:36:30 - 02:06:30 | 810 |
Brewster | 01:51:31 | -16.5 | AT | Up | 34.1 | 101.4 | Up | 01:36:31 - 02:06:31 | 799 |
Manson/Chelan | 01:51:32 | -16.2 | AT | Up | 33.9 | 101.0 | Up | 01:36:32 - 02:06:32 | 798 |
Entiat | 01:51:33 | -16.1 | AT | Up | 33.9 | 100.8 | Up | 01:36:33 - 02:06:33 | 787 |
Wenatchee | 01:51:34 | -15.9 | AT | Up | 33.8 | 100.5 | Up | 01:36:34 - 02:06:34 | 774 |
Ellensburg | 01:51:37 | -15.7 | AT | Up | 33.8 | 100.1 | Up | 01:36:37 - 02:06:37 | 756 |
Yakima | 01:51:38 | -15.5 | AT | Up | 33.8 | 99.8 | Up | 01:36:38 - 02:06:38 | 731 |
Toppenish/White Swan | 01:51:39 | -15.6 | AT | Up | 34.0 | 99.8 | Up | 01:36:39 - 02:06:39 | 713 |
Goldendale | 01:51:41 | -15.1 | AT | Up | 33.8 | 99.1 | Up | 01:36:41 - 02:06:41 | 691 |
The Dalles | 01:51:43 | -14.8 | AT | Up | 33.6 | 98.7 | Up | 01:36:43 - 02:06:43 | 689 |
Pasco | 01:51:37 | -16.4 | AT | Up | 34.9 | 100.7 | Up | 01:36:37 - 02:06:37 | 666 |
Maupin | 01:51:44 | -14.8 | AT | Up | 33.7 | 98.5 | Up | 01:36:44 - 02:06:44 | 659 |
George/Umatilla | 01:51:39 | -16.2 | AT | Up | 34.8 | 100.3 | Up | 01:36:39 - 02:06:39 | 651 |
PNWRO | 01:51:38 | -16.5 | AT | Up | 35.1 | 100.8 | Up | 01:36:38 - 02:06:38 | 643 |
Madras/Culver | 01:51:47 | -14.6 | AT | Up | 33.8 | 98.1 | Up | 01:36:47 - 02:06:47 | 625 |
Sisters | 01:51:49 | -14.2 | AT | Up | 33.5 | 97.5 | Up | 01:36:49 - 02:06:49 | 618 |
Redmond | 01:51:48 | -14.4 | AT | Up | 33.8 | 97.8 | Up | 01:36:48 - 02:06:48 | 604 |
Bend | 01:51:49 | -14.3 | AT | Up | 33.7 | 97.6 | Up | 01:36:49 - 02:06:49 | 594 |
Oregon Observatory | 01:51:50 | -14.1 | AT | Up | 33.7 | 97.4 | Up | 01:36:50 - 02:06:50 | 587 |
La Pine/Gilchrist | 01:51:51 | -14.0 | AT | Up | 33.7 | 97.2 | Up | 01:36:51 - 02:06:51 | 576 |
North Lake | 01:51:52 | -14.3 | AT | Up | 34.1 | 97.4 | Up | 01:36:52 - 02:06:52 | 528 |
Chiloquin | 01:51:56 | -13.4 | AT | Up | 33.5 | 96.2 | Up | 01:36:56 - 02:06:56 | 514 |
Klamath Falls | 01:51:57 | -13.4 | AT | Up | 33.6 | 96.0 | Up | 01:36:57 - 02:06:57 | 488 |
Paisley | 01:51:54 | -14.4 | AT | Up | 34.5 | 97.3 | Up | 01:36:54 - 02:06:54 | 479 |
Tulelake | 01:51:58 | -13.5 | AT | Up | 33.9 | 96.1 | Up | 01:36:58 - 02:06:58 | 460 |
Lakeview | 01:51:55 | -14.4 | AT | Up | 34.7 | 97.1 | Up | 01:36:55 - 02:06:55 | 438 |
Fall River/Burney | 01:52:01 | -13.3 | AT | Up | 34.1 | 95.5 | Up | 01:37:01 - 02:07:01 | 395 |
Cedarville | 01:51:58 | -14.3 | AT | Up | 34.9 | 96.7 | Up | 01:36:58 - 02:06:58 | 388 |
Susanville | 01:52:02 | -13.6 | AT | Up | 34.7 | 95.6 | Up | 01:37:02 - 02:07:02 | 326 |
Greenville | 01:52:04 | -13.3 | AT | Up | 34.5 | 95.2 | Up | 01:37:04 - 02:07:04 | 317 |
Gimple | 01:52:04 | -13.3 | AT | Up | 34.6 | 95.3 | Up | 01:37:04 - 02:07:04 | 314 |
Quincy | 01:52:05 | -13.2 | AT | Up | 34.5 | 95.1 | Up | 01:37:05 - 02:07:05 | 303 |
Portola | 01:52:05 | -13.5 | AT | Up | 34.9 | 95.4 | Up | 01:37:05 - 02:07:05 | 277 |
Reno | 01:52:05 | -13.9 | AT | Up | 35.4 | 95.6 | Up | 01:37:05 - 02:07:05 | 236 |
Carson City | 01:52:06 | -13.8 | AT | Up | 35.5 | 95.4 | Up | 01:37:06 - 02:07:06 | 209 |
Gardnerville | 01:52:07 | -13.8 | AT | Up | 35.5 | 95.2 | Up | 01:37:07 - 02:07:07 | 190 |
Yerington | 01:52:06 | -14.2 | AT | Up | 36.0 | 95.7 | Up | 01:37:06 - 02:07:06 | 173 |
Hawthorne | 01:52:06 | -14.5 | AT | Up | 36.4 | 95.7 | Up | 01:37:06 - 02:07:06 | 121 |
Lee Vining | 01:52:10 | -13.9 | AT | Up | 36.1 | 95.0 | Up | 01:37:10 - 02:07:10 | 96 |
Tonopah | 01:52:06 | -15.4 | AT | Up | 37.6 | 96.3 | Up | 01:37:06 - 02:07:06 | 36 |
Bishop | 01:52:10 | -14.3 | AT | Up | 36.7 | 95.0 | Up | 01:37:10 - 02:07:10 | 26 |
Lone Pine | 01:52:13 | -14.3 | AT | Up | 37.1 | 94.7 | Up | 01:37:13 - 02:07:13 | -43 |
CPSLO | 01:52:22 | -11.9 | NT | Up | 35.1 | 92.1 | Up | 01:37:22 - 02:07:22 | -48 |
Beatty | 01:52:09 | -15.4 | AT | Up | 38.1 | 95.7 | Up | 01:37:09 - 02:07:09 | -68 |
Indian Springs | 01:52:08 | -16.1 | AT | Up | 39.0 | 96.2 | Up | 01:37:08 - 02:07:08 | -132 |
Henderson | 01:52:09 | -16.5 | AT | Up | 39.6 | 96.2 | Up | 01:37:09 - 02:07:09 | -199 |
Wildwood | 01:52:22 | -13.1 | AT | Up | 36.8 | 92.5 | Up | 01:37:22 - 02:07:22 | -218 |
Niwot | 01:51:33 | -24.8 | Dark | Up | 46.2 | 107.3 | Up | 01:36:33 - 02:06:33 | -233 |
Searchlight/Boulder City | 01:52:10 | -16.3 | AT | Up | 39.7 | 95.8 | Up | 01:37:10 - 02:07:10 | -246 |
Laughlin/Bullhead City | 01:52:11 | -16.5 | AT | Up | 40.0 | 95.8 | Up | 01:37:11 - 02:07:11 | -283 |
Patrick | 01:52:09 | -17.1 | AT | Up | 40.6 | 96.4 | Up | 01:37:09 - 02:07:09 | -289 |
Kingman/Dolan Springs | 01:52:10 | -16.9 | AT | Up | 40.4 | 96.1 | Up | 01:37:10 - 02:07:10 | -300 |
Mohave Valley | 01:52:12 | -16.5 | AT | Up | 40.1 | 95.6 | Up | 01:37:12 - 02:07:12 | -305 |
Idyllwild | 01:52:20 | -14.4 | AT | Up | 38.4 | 93.3 | Up | 01:37:20 - 02:07:20 | -317 |
DCO | 01:52:08 | -17.6 | AT | Up | 41.2 | 96.6 | Up | 01:37:08 - 02:07:08 | -340 |
Lake Havasu City | 01:52:13 | -16.5 | AT | Up | 40.3 | 95.4 | Up | 01:37:13 - 02:07:13 | -346 |
Parker | 01:52:14 | -16.5 | AT | Up | 40.4 | 95.1 | Up | 01:37:14 - 02:07:14 | -375 |
Blythe | 01:52:16 | -16.1 | AT | Up | 40.2 | 94.5 | Up | 01:37:16 - 02:07:16 | -406 |
Calipatria | 01:52:20 | -15.2 | AT | Up | 39.4 | 93.5 | Up | 01:37:20 - 02:07:20 | -411 |
Yuma | 01:52:20 | -15.8 | AT | Up | 40.2 | 93.7 | Up | 01:37:20 - 02:07:20 | -480 |
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 15VA164, (2018/12/19 01:50UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 14.09 31 44Zet Per 03:54:07.9 +31:53:01 2.8 14.50 29 PPM 119253 03:39:25.8 +16:32:11 6.2 1.47 18 PPM 119209 03:36:16.7 +17:48:43 8.5 0.23 17 PPM 119225 03:37:03.6 +17:50:59 10.0 0.06 18 15VA164 03:37:10.6 +17:54:01 12.3 18 Positions are for J2000
Event circumstances last updated at 2018/10/19 22:11:50 UT
Marc W. Buie, Southwest Research Institute