Event between 13NM24 and star GA0720:33511988 with event index number of 1052198
Geocentric closest approach at 2019/07/30 08:01:30 UTC
J2000 position of star is 22:08:52.0 -16:07:29
Equinox of date position of star is 22:09:55.2 -16:01:44
Stellar brightness G=16.9,
use SENSEUP=128
Star is 134 degrees from the moon.
Moon is 5% illuminated.
TNO apparent brightness V=22.7
[RECON map]
TNO is 44.2 AU from the Sun
and 43.2 AU from the Earth.
The TNO is moving 23.5
km/sec on the sky relative to the star, or,
2.7 arcsec/hr.
The 1-sigma error in the time of the event is 126 seconds.
The 1-sigma cross-track error in the shadow position is
3446 km.
The sky-plane scale is
31355.9 km/arcsec.
The TNO has an absolute magnitude Hv=6.2
Diameter=343.6 km assuming a 5% albedo -- 14.6 sec chord
Diameter=140.3 km assuming a 30% albedo -- 6.0 sec chord
Dynamical classification is SCATEXTD
Star training set for 13NM24, (2019/07/30 08:02UT) Object RA Dec mag sep mel Fomalhaut 22:58:43.7 -29:31:05 1.2 17.54 125 PPM 239990 22:15:41.7 -15:43:22 6.5 1.42 132 PPM 239828 22:08:56.1 -15:54:18 8.4 0.27 134 PPM 239852 22:09:41.3 -16:10:47 9.5 0.16 134 13NM24 22:09:55.7 -16:01:42 16.9 133 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 9.4 km
RECON observability=1.0 and success probability=6.2%
| Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
| Kelowna | 08:01:27 | -21.6 | Dark | Down | 20.8 | 155.7 | Low | 07:50:29 - 08:12:24 | -2775 |
| Summerland | 08:01:28 | -21.8 | Dark | Down | 21.0 | 155.4 | Low | 07:50:31 - 08:12:26 | -2782 |
| Penticton | 08:01:27 | -21.9 | Dark | Down | 21.1 | 155.5 | Low | 07:50:30 - 08:12:25 | -2786 |
| Okanagan Falls | 08:01:28 | -22.1 | Dark | Down | 21.2 | 155.5 | Low | 07:50:31 - 08:12:26 | -2792 |
| Oliver | 08:01:29 | -22.3 | Dark | Down | 21.4 | 155.5 | Low | 07:50:32 - 08:12:27 | -2799 |
| Anarchist Mountain Observatory | 08:01:28 | -22.4 | Dark | Down | 21.6 | 155.6 | Low | 07:50:30 - 08:12:25 | -2807 |
| Oroville | 08:01:29 | -22.5 | Dark | Down | 21.6 | 155.5 | Low | 07:50:31 - 08:12:26 | -2809 |
| Tonasket | 08:01:29 | -22.7 | Dark | Down | 21.9 | 155.5 | Low | 07:50:32 - 08:12:27 | -2818 |
| Okanogan | 08:01:31 | -23.1 | Dark | Down | 22.1 | 155.3 | Low | 07:50:33 - 08:12:28 | -2828 |
| Brewster | 08:01:32 | -23.4 | Dark | Down | 22.3 | 155.1 | Low | 07:50:34 - 08:12:29 | -2837 |
| Manson/Chelan | 08:01:33 | -23.6 | Dark | Down | 22.4 | 154.7 | Low | 07:50:35 - 08:12:30 | -2840 |
| Entiat | 08:01:33 | -23.8 | Dark | Down | 22.6 | 154.6 | Low | 07:50:36 - 08:12:31 | -2848 |
| Wenatchee | 08:01:34 | -24.0 | Dark | Down | 22.8 | 154.4 | Low | 07:50:37 - 08:12:32 | -2857 |
| Ellensburg | 08:01:36 | -24.4 | Dark | Down | 23.1 | 154.1 | Low | 07:50:38 - 08:12:33 | -2870 |
| Yakima | 08:01:36 | -24.8 | Dark | Down | 23.5 | 154.0 | Low | 07:50:38 - 08:12:33 | -2887 |
| Toppenish/White Swan | 08:01:37 | -25.1 | Dark | Down | 23.7 | 154.2 | Low | 07:50:39 - 08:12:34 | -2898 |
| Goldendale | 08:01:39 | -25.6 | Dark | Down | 24.1 | 153.7 | Low | 07:50:42 - 08:12:37 | -2916 |
| Pasco | 08:01:33 | -25.2 | Dark | Down | 24.2 | 155.4 | Low | 07:50:36 - 08:12:31 | -2918 |
| The Dalles | 08:01:40 | -25.8 | Dark | Down | 24.2 | 153.2 | Low | 07:50:43 - 08:12:38 | -2921 |
| George/Umatilla | 08:01:34 | -25.5 | Dark | Down | 24.4 | 155.1 | Low | 07:50:37 - 08:12:32 | -2930 |
| PNWRO | 08:01:33 | -25.4 | Dark | Down | 24.5 | 155.6 | Low | 07:50:35 - 08:12:30 | -2932 |
| Maupin | 08:01:41 | -26.2 | Dark | Down | 24.6 | 153.3 | Low | 07:50:44 - 08:12:39 | -2940 |
| Madras/Culver | 08:01:42 | -26.8 | Dark | Down | 25.0 | 153.1 | Low | 07:50:45 - 08:12:40 | -2963 |
| Sisters | 08:01:44 | -27.1 | Dark | Down | 25.2 | 152.6 | Low | 07:50:47 - 08:12:42 | -2973 |
| Redmond | 08:01:43 | -27.1 | Dark | Down | 25.3 | 153.0 | Low | 07:50:46 - 08:12:41 | -2979 |
| Bend | 08:01:43 | -27.4 | Dark | Down | 25.5 | 152.8 | Low | 07:50:46 - 08:12:41 | -2987 |
| Oregon Observatory | 08:01:45 | -27.5 | Dark | Down | 25.6 | 152.6 | Low | 07:50:47 - 08:12:42 | -2993 |
| La Pine/Gilchrist | 08:01:46 | -27.7 | Dark | Down | 25.8 | 152.5 | Low | 07:50:48 - 08:12:43 | -3002 |
| North Lake | 08:01:45 | -28.2 | Dark | Down | 26.4 | 153.1 | Low | 07:50:47 - 08:12:42 | -3029 |
| Chiloquin | 08:01:49 | -28.8 | Dark | Down | 26.6 | 152.0 | Low | 07:50:52 - 08:12:47 | -3049 |
| Paisley | 08:01:45 | -28.7 | Dark | Down | 27.0 | 153.3 | Low | 07:50:47 - 08:12:42 | -3060 |
| Klamath Falls | 08:01:49 | -29.2 | Dark | Down | 27.0 | 151.9 | Low | 07:50:52 - 08:12:47 | -3067 |
| Tulelake | 08:01:49 | -29.4 | Dark | Down | 27.3 | 152.2 | Low | 07:50:52 - 08:12:47 | -3083 |
| Lakeview | 08:01:44 | -29.3 | Dark | Down | 27.5 | 153.4 | Low | 07:50:47 - 08:12:42 | -3087 |
| Cedarville | 08:01:45 | -29.9 | Dark | Down | 28.1 | 153.4 | Low | 07:50:48 - 08:12:43 | -3121 |
| Fall River/Burney | 08:01:51 | -30.4 | Dark | Down | 28.1 | 152.1 | Low | 07:50:53 - 08:12:48 | -3129 |
| Susanville | 08:01:49 | -31.0 | Dark | Down | 29.0 | 152.6 | Low | 07:50:52 - 08:12:47 | -3171 |
| Greenville | 08:01:51 | -31.3 | Dark | Down | 29.1 | 152.3 | Low | 07:50:53 - 08:12:48 | -3182 |
| Gimple | 08:01:49 | -31.3 | Dark | Down | 29.1 | 152.4 | Low | 07:50:52 - 08:12:47 | -3183 |
| Quincy | 08:01:51 | -31.5 | Dark | Down | 29.3 | 152.2 | Low | 07:50:54 - 08:12:49 | -3192 |
| Portola | 08:01:50 | -31.6 | Dark | Down | 29.6 | 152.7 | Low | 07:50:52 - 08:12:47 | -3205 |
| Reno | 08:01:49 | -31.9 | Dark | Down | 30.0 | 153.3 | Up | 07:50:51 - 08:12:46 | -3228 |
| Carson City | 08:01:49 | -32.3 | Dark | Down | 30.4 | 153.2 | Up | 07:50:51 - 08:12:46 | -3247 |
| Gardnerville | 08:01:49 | -32.5 | Dark | Down | 30.6 | 153.2 | Up | 07:50:52 - 08:12:47 | -3261 |
| Yerington | 08:01:47 | -32.5 | Dark | Down | 30.7 | 153.8 | Up | 07:50:50 - 08:12:45 | -3267 |
| Hawthorne | 08:01:47 | -32.9 | Dark | Down | 31.3 | 154.2 | Up | 07:50:49 - 08:12:44 | -3300 |
| Lee Vining | 08:01:49 | -33.5 | Dark | Down | 31.7 | 153.6 | Up | 07:50:52 - 08:12:47 | -3324 |
| Tonopah | 08:01:42 | -33.4 | Dark | Down | 32.2 | 155.6 | Up | 07:50:45 - 08:12:40 | -3347 |
| Bishop | 08:01:47 | -34.1 | Dark | Down | 32.5 | 154.2 | Up | 07:50:50 - 08:12:45 | -3369 |
| Lone Pine | 08:01:48 | -34.8 | Dark | Down | 33.3 | 154.3 | Up | 07:50:51 - 08:12:46 | -3417 |
| Beatty | 08:01:43 | -34.5 | Dark | Down | 33.4 | 155.8 | Up | 07:50:46 - 08:12:41 | -3420 |
| Niwot | 08:00:58 | -30.0 | Dark | Down | 33.1 | 169.1 | Up | 07:50:01 - 08:11:56 | -3451 |
| SwRI | 08:00:58 | -30.1 | Dark | Down | 33.2 | 169.0 | Up | 07:50:01 - 08:11:56 | -3455 |
| CPSLO | 08:02:00 | -36.1 | Dark | Down | 33.5 | 151.2 | Up | 07:51:02 - 08:12:57 | -3456 |
| Indian Springs | 08:01:40 | -34.8 | Dark | Down | 34.1 | 156.9 | Up | 07:50:42 - 08:12:37 | -3457 |
| Henderson | 08:01:38 | -35.3 | Dark | Down | 34.8 | 157.5 | Up | 07:50:41 - 08:12:36 | -3500 |
| Searchlight/Boulder City | 08:01:39 | -35.9 | Dark | Down | 35.3 | 157.4 | Up | 07:50:41 - 08:12:36 | -3536 |
| Patrick | 08:01:35 | -35.8 | Dark | Down | 35.7 | 158.5 | Up | 07:50:38 - 08:12:33 | -3558 |
| Laughlin/Bullhead City | 08:01:38 | -36.1 | Dark | Down | 35.7 | 157.7 | Up | 07:50:40 - 08:12:35 | -3560 |
| Wildwood | 08:01:55 | -37.4 | Dark | Down | 35.3 | 153.0 | Up | 07:50:57 - 08:12:52 | -3560 |
| Kingman/Dolan Springs | 08:01:35 | -36.1 | Dark | Down | 35.9 | 158.3 | Up | 07:50:38 - 08:12:33 | -3568 |
| Mohave Valley | 08:01:39 | -36.4 | Dark | Down | 36.0 | 157.6 | Up | 07:50:41 - 08:12:36 | -3577 |
| DCO | 08:01:33 | -36.1 | Dark | Down | 36.2 | 159.3 | Up | 07:50:36 - 08:12:31 | -3589 |
| Lake Havasu City | 08:01:39 | -36.8 | Dark | Down | 36.4 | 157.8 | Up | 07:50:41 - 08:12:36 | -3606 |
| Idyllwild | 08:01:48 | -37.7 | Dark | Down | 36.3 | 154.9 | Up | 07:50:50 - 08:12:45 | -3613 |
| Parker | 08:01:40 | -37.1 | Dark | Down | 36.8 | 157.7 | Up | 07:50:42 - 08:12:37 | -3629 |
| Blythe | 08:01:41 | -37.7 | Dark | Down | 37.2 | 157.3 | Up | 07:50:44 - 08:12:39 | -3657 |
| Calipatria | 08:01:45 | -38.2 | Dark | Down | 37.3 | 156.1 | Up | 07:50:48 - 08:12:43 | -3672 |
| Yuma | 08:01:43 | -38.6 | Dark | Down | 38.0 | 156.9 | Up | 07:50:45 - 08:12:40 | -3716 |
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 13NM24, (2019/07/30 08:02UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.5 -29:37:23 1.2 17.54 125 PPM 239990 22:14:38.2 -15:49:14 6.5 1.42 132 PPM 239828 22:07:52.4 -16:00:05 8.4 0.27 134 PPM 239852 22:08:37.6 -16:16:35 9.5 0.16 134 13NM24 22:08:52.0 -16:07:29 16.9 133 Positions are for J2000
Event circumstances last updated at 2019/06/07 22:28:52 UT
Marc W. Buie, Southwest Research Institute