Event between 01HZ58 and star UC4-362-071070 with event index number of 54587
Geocentric closest approach at 2017/06/27 07:17:41 UTC
J2000 position of star is 15:35:29.6 -17:40:16
Equinox of date position of star is 15:36:28.8 -17:43:40
Stellar brightness R=15.3,
use SENSEUP=128
Star is 96 degrees from the moon.
Moon is 14% illuminated.
TNO apparent brightness V=22.8
[RECON map]
TNO is 43.7 AU from the Sun
and 42.9 AU from the Earth.
The TNO is moving 18.1
km/sec on the sky relative to the star, or,
2.1 arcsec/hr.
The 1-sigma error in the time of the event is 357 seconds.
The 1-sigma cross-track error in the shadow position is
4171 km.
The sky-plane scale is
31117.0 km/arcsec.
The TNO has an absolute magnitude Hv=6.3
Diameter=332.7 km assuming a 5% albedo -- 18.4 sec chord
Diameter=135.8 km assuming a 30% albedo -- 7.5 sec chord
Dynamical classification is CLASSICAL
Star training set for 01HZ58, (2017/06/27 07:18UT) Object RA Dec mag sep mel Antares 16:30:28.9 -26:28:10 0.9 15.24 110 8Bet1Sco 16:06:27.4 -19:51:07 2.6 7.40 103 35Zet4Lib 15:33:54.7 -16:54:40 5.6 1.02 95 PPM 230414 15:34:58.3 -17:31:07 8.4 0.42 96 PPM 230452 15:36:31.8 -17:37:53 9.0 0.10 96 01HZ58 15:36:29.4 -17:43:42 15.3 96 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
2.5 sigma about the mid-time.
The median site spacing is 13.0 km
RECON observability=0.8 and success probability=5.1%
| Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
| Oroville | 07:16:42 | -17.1 | AT | Down | 17.8 | 211.5 | Really Low | 07:01:42 - 07:31:42 | 1309 |
| Tonasket | 07:16:41 | -17.3 | AT | Down | 18.0 | 211.5 | Really Low | 07:01:41 - 07:31:41 | 1300 |
| Okanogan | 07:16:41 | -17.6 | AT | Down | 18.3 | 211.4 | Really Low | 07:01:41 - 07:31:41 | 1287 |
| Brewster | 07:16:41 | -17.9 | AT | Down | 18.6 | 211.3 | Really Low | 07:01:41 - 07:31:41 | 1276 |
| Manson/Chelan | 07:16:42 | -18.0 | Dark | Down | 18.9 | 211.0 | Really Low | 07:01:42 - 07:31:42 | 1267 |
| Entiat | 07:16:41 | -18.2 | Dark | Down | 19.1 | 211.0 | Really Low | 07:01:41 - 07:31:41 | 1258 |
| Wenatchee | 07:16:41 | -18.5 | Dark | Down | 19.4 | 210.9 | Really Low | 07:01:41 - 07:31:41 | 1247 |
| Ellensburg | 07:16:40 | -18.8 | Dark | Down | 19.8 | 210.8 | Really Low | 07:01:40 - 07:31:40 | 1230 |
| Yakima | 07:16:39 | -19.2 | Dark | Down | 20.2 | 210.8 | Low | 07:01:39 - 07:31:39 | 1213 |
| Toppenish/White Swan | 07:16:38 | -19.5 | Dark | Down | 20.3 | 211.0 | Low | 07:01:38 - 07:31:38 | 1204 |
| Pasco | 07:16:34 | -19.8 | Dark | Down | 19.9 | 212.2 | Really Low | 07:01:34 - 07:31:34 | 1200 |
| PNWRO | 07:16:32 | -20.0 | Dark | Down | 20.1 | 212.5 | Low | 07:01:32 - 07:31:32 | 1189 |
| George/Umatilla | 07:16:34 | -20.1 | Dark | Down | 20.3 | 212.1 | Low | 07:01:34 - 07:31:34 | 1185 |
| Goldendale | 07:16:38 | -20.0 | Dark | Down | 20.9 | 210.7 | Low | 07:01:38 - 07:31:38 | 1179 |
| The Dalles | 07:16:39 | -20.1 | Dark | Down | 21.2 | 210.4 | Low | 07:01:39 - 07:31:39 | 1168 |
| Maupin | 07:16:38 | -20.5 | Dark | Down | 21.6 | 210.6 | Low | 07:01:38 - 07:31:38 | 1150 |
| Madras/Culver | 07:16:37 | -21.1 | Dark | Down | 22.1 | 210.7 | Low | 07:01:37 - 07:31:37 | 1125 |
| Sisters | 07:16:38 | -21.3 | Dark | Down | 22.5 | 210.3 | Low | 07:01:38 - 07:31:38 | 1109 |
| Redmond | 07:16:36 | -21.4 | Dark | Down | 22.4 | 210.7 | Low | 07:01:36 - 07:31:36 | 1109 |
| Bend | 07:16:36 | -21.6 | Dark | Down | 22.6 | 210.6 | Low | 07:01:36 - 07:31:36 | 1099 |
| Oregon Observatory | 07:16:36 | -21.7 | Dark | Down | 22.8 | 210.5 | Low | 07:01:36 - 07:31:36 | 1090 |
| La Pine/Gilchrist | 07:16:36 | -21.9 | Dark | Down | 23.0 | 210.5 | Low | 07:01:36 - 07:31:36 | 1081 |
| North Lake | 07:16:32 | -22.5 | Dark | Down | 23.2 | 211.2 | Low | 07:01:32 - 07:31:32 | 1061 |
| Paisley | 07:16:30 | -23.1 | Dark | Down | 23.5 | 211.6 | Low | 07:01:30 - 07:31:30 | 1034 |
| Chiloquin | 07:16:34 | -23.0 | Dark | Down | 24.1 | 210.4 | Low | 07:01:34 - 07:31:34 | 1026 |
| Lakeview | 07:16:27 | -23.6 | Dark | Down | 23.9 | 211.9 | Low | 07:01:27 - 07:31:27 | 1009 |
| Klamath Falls | 07:16:33 | -23.3 | Dark | Down | 24.4 | 210.6 | Low | 07:01:33 - 07:31:33 | 1009 |
| Tulelake | 07:16:31 | -23.6 | Dark | Down | 24.5 | 210.9 | Low | 07:01:31 - 07:31:31 | 996 |
| Cedarville | 07:16:25 | -24.2 | Dark | Down | 24.4 | 212.2 | Low | 07:01:25 - 07:31:25 | 976 |
| Fall River/Burney | 07:16:29 | -24.5 | Dark | Down | 25.2 | 211.2 | Low | 07:01:29 - 07:31:29 | 949 |
| Susanville | 07:16:24 | -25.3 | Dark | Down | 25.5 | 212.0 | Low | 07:01:24 - 07:31:24 | 917 |
| Gimple | 07:16:24 | -25.5 | Dark | Down | 25.8 | 211.9 | Low | 07:01:24 - 07:31:24 | 902 |
| Greenville | 07:16:24 | -25.5 | Dark | Down | 25.8 | 211.8 | Low | 07:01:24 - 07:31:24 | 901 |
| Quincy | 07:16:24 | -25.7 | Dark | Down | 26.0 | 211.9 | Low | 07:01:24 - 07:31:24 | 890 |
| Portola | 07:16:22 | -25.9 | Dark | Down | 25.9 | 212.4 | Low | 07:01:22 - 07:31:22 | 885 |
| Reno | 07:16:18 | -26.2 | Dark | Down | 25.9 | 213.0 | Low | 07:01:18 - 07:31:18 | 871 |
| Niwot | 07:15:25 | -26.5 | Dark | Down | 18.4 | 225.7 | Really Low | 07:00:25 - 07:30:25 | 864 |
| Carson City | 07:16:17 | -26.6 | Dark | Down | 26.2 | 213.1 | Low | 07:01:17 - 07:31:17 | 851 |
| Yerington | 07:16:14 | -26.9 | Dark | Down | 26.1 | 213.8 | Low | 07:01:14 - 07:31:14 | 841 |
| Gardnerville | 07:16:16 | -26.8 | Dark | Down | 26.4 | 213.3 | Low | 07:01:16 - 07:31:16 | 838 |
| Hawthorne | 07:16:10 | -27.4 | Dark | Down | 26.2 | 214.4 | Low | 07:01:10 - 07:31:10 | 815 |
| Tonopah | 07:16:03 | -28.1 | Dark | Down | 26.0 | 215.8 | Low | 07:01:03 - 07:31:03 | 789 |
| Lee Vining | 07:16:11 | -27.9 | Dark | Down | 26.9 | 214.1 | Low | 07:01:11 - 07:31:11 | 783 |
| Bishop | 07:16:06 | -28.6 | Dark | Down | 27.1 | 214.9 | Low | 07:01:06 - 07:31:06 | 748 |
| Beatty | 07:15:58 | -29.3 | Dark | Down | 26.7 | 216.6 | Low | 07:00:58 - 07:30:58 | 721 |
| Lone Pine | 07:16:03 | -29.4 | Dark | Down | 27.6 | 215.5 | Low | 07:01:03 - 07:31:03 | 704 |
| Indian Springs | 07:15:53 | -29.7 | Dark | Down | 26.5 | 217.6 | Low | 07:00:53 - 07:30:53 | 701 |
| Henderson | 07:15:49 | -30.3 | Dark | Down | 26.6 | 218.4 | Low | 07:00:49 - 07:30:49 | 667 |
| Searchlight/Boulder City | 07:15:47 | -30.9 | Dark | Down | 27.0 | 218.7 | Low | 07:00:47 - 07:30:47 | 633 |
| Patrick | 07:15:43 | -31.0 | Dark | Down | 26.5 | 219.6 | Low | 07:00:43 - 07:30:43 | 627 |
| CPSLO | 07:16:11 | -30.2 | Dark | Down | 29.8 | 213.4 | Low | 07:01:11 - 07:31:11 | 621 |
| Kingman/Dolan Springs | 07:15:43 | -31.2 | Dark | Down | 26.8 | 219.5 | Low | 07:00:43 - 07:30:43 | 614 |
| Laughlin/Bullhead City | 07:15:45 | -31.2 | Dark | Down | 27.0 | 219.1 | Low | 07:00:45 - 07:30:45 | 613 |
| DCO | 07:15:39 | -31.4 | Dark | Down | 26.4 | 220.3 | Low | 07:00:39 - 07:30:39 | 607 |
| Mohave Valley | 07:15:45 | -31.5 | Dark | Down | 27.2 | 219.2 | Low | 07:00:45 - 07:30:45 | 596 |
| Lake Havasu City | 07:15:42 | -31.9 | Dark | Down | 27.4 | 219.5 | Low | 07:00:42 - 07:30:42 | 571 |
| Wildwood | 07:15:59 | -31.8 | Dark | Down | 29.9 | 215.7 | Low | 07:00:59 - 07:30:59 | 548 |
| Parker | 07:15:41 | -32.3 | Dark | Down | 27.7 | 219.6 | Low | 07:00:41 - 07:30:41 | 548 |
| Idyllwild | 07:15:50 | -32.4 | Dark | Down | 29.2 | 217.6 | Low | 07:00:50 - 07:30:50 | 526 |
| Blythe | 07:15:41 | -32.7 | Dark | Down | 28.3 | 219.5 | Low | 07:00:41 - 07:30:41 | 515 |
| Calipatria | 07:15:44 | -33.1 | Dark | Down | 29.1 | 218.9 | Low | 07:00:44 - 07:30:44 | 484 |
| Yuma | 07:15:39 | -33.7 | Dark | Down | 29.0 | 219.8 | Low | 07:00:39 - 07:30:39 | 455 |
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 01HZ58, (2017/06/27 07:18UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:55 0.9 15.24 110 8Bet1Sco 16:05:26.2 -19:48:20 2.6 7.40 103 35Zet4Lib 15:32:55.2 -16:51:11 5.6 1.02 95 PPM 230414 15:33:58.6 -17:27:39 8.4 0.42 96 PPM 230452 15:35:32.0 -17:34:27 9.0 0.10 96 01HZ58 15:35:29.6 -17:40:16 15.3 96 Positions are for J2000
Event circumstances last updated at 2017/04/24 16:08:55 UT
Marc W. Buie, Southwest Research Institute