Event between (523700) 14GM54 and star UC4-569-084372 with event index number of 324303
Geocentric closest approach at 2019/06/01 11:06:39 UTC
J2000 position of star is 19:25:18.6 +23:38:29
Equinox of date position of star is 19:26:06.2 +23:40:47
Stellar brightness R=14.7,
use SENSEUP=128
Star is 106 degrees from the moon.
Moon is 5% illuminated.
TNO apparent brightness V=21.5
[RECON map]
TNO is 26.7 AU from the Sun
and 26.2 AU from the Earth.
The TNO is moving 18.5
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 70 seconds.
The 1-sigma cross-track error in the shadow position is
1075 km.
The sky-plane scale is
18999.8 km/arcsec.
The TNO has an absolute magnitude Hv=7.1
Diameter=229.1 km assuming a 5% albedo -- 12.4 sec chord
Diameter=93.5 km assuming a 30% albedo -- 5.1 sec chord
Dynamical classification is 3:2E+6:4II
Star training set for 523700, (2019/06/01 11:07UT) Object RA Dec mag sep mel Vega 18:37:35.8 +38:48:10 0.0 18.30 108 Tarazed 19:47:10.9 +10:39:42 2.7 13.95 106 PPM 108817 19:21:44.1 +22:14:10 6.5 1.76 108 PPM 108900 19:24:18.6 +24:00:53 7.7 0.53 106 PPM 108983 19:26:25.8 +23:40:17 9.9 0.07 106 523700 19:26:07.7 +23:40:51 14.7 106 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 26.3 km
RECON observability=0.1 and success probability=0.0%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Kelowna | 11:07:26 | -6.4 | NT | Down | 63.4 | 191.9 | Up | 11:01:04 - 11:13:47 | 8066 |
Summerland | 11:07:26 | -6.6 | NT | Down | 63.4 | 191.2 | Up | 11:01:04 - 11:13:47 | 8049 |
Penticton | 11:07:25 | -6.8 | NT | Down | 63.7 | 191.7 | Up | 11:01:03 - 11:13:46 | 8028 |
Okanagan Falls | 11:07:23 | -6.9 | NT | Down | 63.9 | 191.7 | Up | 11:01:01 - 11:13:44 | 8011 |
Oliver | 11:07:23 | -7.0 | NT | Down | 64.1 | 191.8 | Up | 11:01:02 - 11:13:45 | 7998 |
Anarchist Mountain Observatory | 11:07:21 | -7.1 | NT | Down | 64.2 | 192.3 | Up | 11:01:00 - 11:13:43 | 7990 |
Oroville | 11:07:21 | -7.2 | NT | Down | 64.3 | 192.2 | Up | 11:00:59 - 11:13:42 | 7981 |
Tonasket | 11:07:23 | -7.3 | NT | Down | 64.5 | 192.3 | Up | 11:01:01 - 11:13:44 | 7961 |
Okanogan | 11:07:22 | -7.6 | NT | Down | 64.9 | 192.1 | Up | 11:01:01 - 11:13:44 | 7926 |
Brewster | 11:07:22 | -7.9 | NT | Down | 65.2 | 191.8 | Up | 11:01:01 - 11:13:44 | 7895 |
Manson/Chelan | 11:07:21 | -8.3 | NT | Down | 65.4 | 191.1 | Up | 11:00:59 - 11:13:42 | 7864 |
Entiat | 11:07:22 | -8.4 | NT | Down | 65.7 | 191.0 | Up | 11:01:01 - 11:13:44 | 7842 |
Wenatchee | 11:07:22 | -8.7 | NT | Down | 65.9 | 190.9 | Up | 11:01:01 - 11:13:44 | 7816 |
Niwot | 11:06:03 | -5.3 | CT | Up | 66.6 | 231.1 | Up | 10:59:42 - 11:12:25 | 7806 |
Ellensburg | 11:07:21 | -9.1 | NT | Down | 66.4 | 190.6 | Up | 11:00:59 - 11:13:42 | 7772 |
Pasco | 11:07:13 | -9.0 | NT | Down | 66.9 | 194.1 | Up | 11:00:52 - 11:13:35 | 7758 |
PNWRO | 11:07:12 | -9.0 | NT | Down | 67.1 | 194.8 | Up | 11:00:50 - 11:13:33 | 7744 |
Yakima | 11:07:20 | -9.4 | NT | Down | 66.8 | 190.7 | Up | 11:00:58 - 11:13:41 | 7735 |
Toppenish/White Swan | 11:07:20 | -9.5 | NT | Down | 66.9 | 191.2 | Up | 11:00:58 - 11:13:41 | 7722 |
George/Umatilla | 11:07:12 | -9.3 | NT | Down | 67.2 | 193.8 | Up | 11:00:51 - 11:13:34 | 7720 |
Goldendale | 11:07:19 | -10.1 | NT | Down | 67.5 | 190.4 | Up | 11:00:57 - 11:13:40 | 7657 |
The Dalles | 11:07:20 | -10.4 | NT | Down | 67.8 | 189.7 | Up | 11:00:58 - 11:13:41 | 7624 |
Maupin | 11:07:19 | -10.7 | NT | Down | 68.2 | 190.1 | Up | 11:00:57 - 11:13:40 | 7590 |
Madras/Culver | 11:07:17 | -11.1 | NT | Down | 68.8 | 190.2 | Up | 11:00:56 - 11:13:39 | 7539 |
Redmond | 11:07:17 | -11.4 | NT | Down | 69.1 | 190.2 | Up | 11:00:55 - 11:13:38 | 7504 |
Sisters | 11:07:18 | -11.6 | NT | Down | 69.1 | 189.2 | Up | 11:00:57 - 11:13:40 | 7491 |
Bend | 11:07:16 | -11.6 | NT | Down | 69.3 | 190.0 | Up | 11:00:55 - 11:13:38 | 7479 |
Oregon Observatory | 11:07:17 | -11.8 | NT | Down | 69.5 | 189.7 | Up | 11:00:55 - 11:13:38 | 7459 |
La Pine/Gilchrist | 11:07:14 | -12.0 | NT | Down | 69.7 | 189.6 | Up | 11:00:52 - 11:13:35 | 7438 |
North Lake | 11:07:13 | -12.0 | AT | Down | 70.1 | 191.4 | Up | 11:00:52 - 11:13:35 | 7421 |
Paisley | 11:07:09 | -12.2 | AT | Down | 70.6 | 192.7 | Up | 11:00:47 - 11:13:30 | 7384 |
Lakeview | 11:07:07 | -12.5 | AT | Down | 71.0 | 193.5 | Up | 11:00:45 - 11:13:28 | 7345 |
Chiloquin | 11:07:13 | -13.0 | AT | Down | 70.9 | 189.2 | Up | 11:00:52 - 11:13:35 | 7322 |
Klamath Falls | 11:07:12 | -13.2 | AT | Down | 71.2 | 189.5 | Up | 11:00:51 - 11:13:34 | 7293 |
Cedarville | 11:07:05 | -12.9 | AT | Down | 71.6 | 194.4 | Up | 11:00:43 - 11:13:26 | 7291 |
Tulelake | 11:07:10 | -13.2 | AT | Down | 71.4 | 190.5 | Up | 11:00:48 - 11:13:31 | 7280 |
Fall River/Burney | 11:07:08 | -13.9 | AT | Down | 72.3 | 191.2 | Up | 11:00:47 - 11:13:30 | 7199 |
Susanville | 11:07:04 | -13.9 | AT | Down | 72.8 | 193.9 | Up | 11:00:42 - 11:13:25 | 7169 |
Gimple | 11:07:04 | -14.3 | AT | Down | 73.1 | 193.4 | Up | 11:00:42 - 11:13:25 | 7135 |
Greenville | 11:07:04 | -14.3 | AT | Down | 73.1 | 193.2 | Up | 11:00:42 - 11:13:25 | 7132 |
Reno | 11:06:58 | -14.1 | AT | Down | 73.5 | 197.1 | Up | 11:00:36 - 11:13:19 | 7122 |
Portola | 11:07:01 | -14.3 | AT | Down | 73.4 | 194.9 | Up | 11:00:40 - 11:13:23 | 7120 |
Quincy | 11:07:02 | -14.4 | AT | Down | 73.3 | 193.3 | Up | 11:00:41 - 11:13:24 | 7113 |
Yerington | 11:06:54 | -14.2 | AT | Down | 73.9 | 199.8 | Up | 11:00:33 - 11:13:16 | 7097 |
Tonopah | 11:06:44 | -13.7 | AT | Down | 74.1 | 207.0 | Up | 11:00:22 - 11:13:05 | 7092 |
Carson City | 11:06:57 | -14.4 | AT | Down | 73.8 | 197.6 | Up | 11:00:35 - 11:13:18 | 7089 |
Hawthorne | 11:06:50 | -14.2 | AT | Down | 74.1 | 202.0 | Up | 11:00:28 - 11:13:11 | 7076 |
Gardnerville | 11:06:56 | -14.5 | AT | Down | 74.1 | 198.0 | Up | 11:00:34 - 11:13:17 | 7068 |
Indian Springs | 11:06:33 | -13.9 | AT | Down | 74.8 | 214.3 | Up | 11:00:11 - 11:12:54 | 7021 |
Beatty | 11:06:38 | -14.3 | AT | Down | 75.0 | 210.4 | Up | 11:00:16 - 11:12:59 | 7004 |
Henderson | 11:06:28 | -13.8 | AT | Down | 74.9 | 217.5 | Up | 11:00:06 - 11:12:49 | 7003 |
Lee Vining | 11:06:50 | -14.9 | AT | Down | 74.8 | 201.1 | Up | 11:00:28 - 11:13:11 | 7003 |
DCO | 11:06:16 | -13.3 | AT | Down | 74.7 | 224.8 | Up | 10:59:55 - 11:12:38 | 7000 |
Patrick | 11:06:19 | -13.5 | AT | Down | 74.8 | 222.1 | Up | 10:59:58 - 11:12:41 | 6996 |
Bishop | 11:06:44 | -14.9 | AT | Down | 75.2 | 204.3 | Up | 11:00:23 - 11:13:06 | 6977 |
Kingman/Dolan Springs | 11:06:19 | -13.8 | AT | Down | 75.1 | 222.1 | Up | 10:59:58 - 11:12:41 | 6967 |
Searchlight/Boulder City | 11:06:26 | -14.2 | AT | Down | 75.3 | 219.0 | Up | 11:00:04 - 11:12:47 | 6953 |
Laughlin/Bullhead City | 11:06:23 | -14.1 | AT | Down | 75.4 | 220.7 | Up | 11:00:01 - 11:12:44 | 6941 |
Lone Pine | 11:06:42 | -15.2 | AT | Down | 75.7 | 206.7 | Up | 11:00:20 - 11:13:03 | 6920 |
Mohave Valley | 11:06:23 | -14.3 | AT | Down | 75.6 | 221.4 | Up | 11:00:01 - 11:12:44 | 6916 |
Lake Havasu City | 11:06:19 | -14.4 | AT | Down | 75.8 | 223.1 | Up | 10:59:57 - 11:12:40 | 6890 |
Parker | 11:06:18 | -14.6 | AT | Down | 76.0 | 224.2 | Up | 10:59:56 - 11:12:39 | 6859 |
Blythe | 11:06:18 | -15.2 | AT | Down | 76.5 | 224.8 | Up | 10:59:57 - 11:12:40 | 6797 |
Idyllwild | 11:06:26 | -16.4 | AT | Down | 77.6 | 217.6 | Up | 11:00:05 - 11:12:48 | 6711 |
Yuma | 11:06:14 | -15.8 | AT | Down | 77.2 | 227.5 | Up | 10:59:53 - 11:12:36 | 6709 |
Calipatria | 11:06:21 | -16.1 | AT | Down | 77.4 | 223.4 | Up | 10:59:59 - 11:12:42 | 6708 |
CPSLO | 11:06:49 | -17.6 | AT | Down | 77.7 | 199.2 | Up | 11:00:27 - 11:13:10 | 6687 |
Wildwood | 11:06:37 | -17.3 | AT | Down | 78.2 | 209.7 | Up | 11:00:15 - 11:12:58 | 6661 |
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 523700, (2019/06/01 11:07UT) Object RA Dec mag sep mel Vega 18:36:56.7 +38:47:07 0.0 18.30 108 Tarazed 19:46:15.6 +10:36:48 2.7 13.95 106 PPM 108817 19:20:54.3 +22:11:55 6.5 1.76 108 PPM 108900 19:23:29.7 +23:58:34 7.7 0.53 106 PPM 108983 19:25:36.7 +23:37:55 9.9 0.07 106 523700 19:25:18.6 +23:38:29 14.7 106 Positions are for J2000
Event circumstances last updated at 2018/10/24 21:32:31 UT
Marc W. Buie, Southwest Research Institute