Event between 05JB186 and star GA0760:09844906 with event index number of 1454932
Geocentric closest approach at 2026/07/10 05:38:06 UTC
J2000 position of star is 17:48:56.5 -12:53:22
Equinox of date position of star is 17:50:05.0 -12:53:41
Stellar brightness G=13.7,
use SENSEUP=64
Star is 139 degrees from the moon.
Moon is 24% illuminated.
TNO apparent brightness V=25.7
[RECON map]
TNO is 37.1 AU from the Sun
and 36.2 AU from the Earth.
The TNO is moving 22.6
km/sec on the sky relative to the star, or,
3.1 arcsec/hr.
The 1-sigma error in the time of the event is 386 seconds.
The 1-sigma cross-track error in the shadow position is
2946 km.
The sky-plane scale is
26226.7 km/arcsec.
The TNO has an absolute magnitude Hv=10.0
Diameter=162.2 km assuming a 5% albedo -- 2.7 sec chord
Diameter=66.2 km assuming a 30% albedo -- 1.1 sec chord
Dynamical classification is SCATEXTD
Star training set for 05JB186, (2026/07/10 05:38UT) Object RA Dec mag sep mel Antares 16:31:02.3 -26:29:18 0.9 23.05 160 35Eta Oph 17:11:54.1 -15:45:21 2.6 9.76 149 56Omi Ser 17:42:54.4 -12:53:13 4.4 1.83 141 PPM 233639 17:51:25.0 -12:36:55 8.1 0.37 139 PPM 233623 17:50:41.0 -12:59:41 9.4 0.12 139 05JB186 17:50:26.2 -12:53:46 13.7 139 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
2.3 sigma about the mid-time.
The median site spacing is 17.1 km
RECON observability=0.7 and success probability=0.8%
| Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
| Clarence Fulton | 05:38:51 | -10.9 | NT | Down | 25.7 | 165.2 | Low | 05:23:51 - 05:53:51 | 9474 |
| Kelowna | 05:38:51 | -11.1 | NT | Down | 26.1 | 165.0 | Low | 05:23:51 - 05:53:51 | 9454 |
| Peachland | 05:38:52 | -11.1 | NT | Down | 26.1 | 164.6 | Low | 05:23:52 - 05:53:52 | 9447 |
| Summerland | 05:38:52 | -11.3 | NT | Down | 26.3 | 164.7 | Low | 05:23:52 - 05:53:52 | 9439 |
| Penticton | 05:38:52 | -11.4 | NT | Down | 26.4 | 164.8 | Low | 05:23:52 - 05:53:52 | 9436 |
| Oliver | 05:38:52 | -11.7 | NT | Down | 26.7 | 164.8 | Low | 05:23:52 - 05:53:52 | 9418 |
| Anarchist Mountain Observatory | 05:38:52 | -11.9 | NT | Down | 26.9 | 165.0 | Low | 05:23:52 - 05:53:52 | 9410 |
| Tonasket | 05:38:52 | -12.1 | AT | Down | 27.2 | 164.9 | Low | 05:23:52 - 05:53:52 | 9393 |
| Okanogan | 05:38:52 | -12.3 | AT | Down | 27.5 | 164.7 | Low | 05:23:52 - 05:53:52 | 9374 |
| Victoria | 05:39:05 | -10.7 | NT | Down | 26.6 | 160.6 | Low | 05:24:05 - 05:54:05 | 9364 |
| Brewster | 05:38:54 | -12.5 | AT | Down | 27.7 | 164.4 | Low | 05:23:54 - 05:53:54 | 9359 |
| Manson/Chelan | 05:38:55 | -12.5 | AT | Down | 27.9 | 164.0 | Low | 05:23:55 - 05:53:55 | 9346 |
| Entiat | 05:38:56 | -12.7 | AT | Down | 28.1 | 163.9 | Low | 05:23:56 - 05:53:56 | 9333 |
| Wenatchee | 05:38:56 | -12.8 | AT | Down | 28.3 | 163.7 | Low | 05:23:56 - 05:53:56 | 9318 |
| Ellensburg | 05:38:57 | -13.1 | AT | Down | 28.6 | 163.4 | Low | 05:23:57 - 05:53:57 | 9294 |
| Yakima | 05:38:58 | -13.4 | AT | Down | 29.0 | 163.3 | Low | 05:23:58 - 05:53:58 | 9271 |
| Toppenish/White Swan | 05:38:57 | -13.7 | AT | Down | 29.3 | 163.5 | Low | 05:23:57 - 05:53:57 | 9259 |
| Pasco | 05:38:53 | -14.3 | AT | Down | 29.6 | 164.9 | Low | 05:23:53 - 05:53:53 | 9258 |
| PNWRO | 05:38:53 | -14.6 | AT | Down | 29.9 | 165.1 | Low | 05:23:53 - 05:53:53 | 9245 |
| Goldendale | 05:38:59 | -14.0 | AT | Down | 29.7 | 162.9 | Low | 05:23:59 - 05:53:59 | 9226 |
| The Dalles | 05:39:01 | -14.0 | AT | Down | 29.9 | 162.5 | Low | 05:24:01 - 05:54:01 | 9210 |
| Maupin | 05:39:01 | -14.4 | AT | Down | 30.3 | 162.6 | Up | 05:24:01 - 05:54:01 | 9186 |
| Redmond | 05:39:02 | -15.1 | AT | Down | 31.1 | 162.3 | Up | 05:24:02 - 05:54:02 | 9132 |
| Sisters | 05:39:03 | -14.9 | AT | Down | 31.0 | 161.9 | Up | 05:24:03 - 05:54:03 | 9131 |
| Bend | 05:39:03 | -15.2 | AT | Down | 31.3 | 162.1 | Up | 05:24:03 - 05:54:03 | 9118 |
| Oregon Observatory | 05:39:03 | -15.3 | AT | Down | 31.4 | 161.9 | Up | 05:24:03 - 05:54:03 | 9107 |
| La Pine/Gilchrist | 05:39:04 | -15.4 | AT | Down | 31.6 | 161.8 | Up | 05:24:04 - 05:54:04 | 9094 |
| North Lake | 05:39:02 | -16.0 | AT | Down | 32.2 | 162.4 | Up | 05:24:02 - 05:54:02 | 9070 |
| Paisley | 05:39:00 | -16.6 | AT | Down | 32.8 | 162.7 | Up | 05:24:00 - 05:54:00 | 9037 |
| Lakeview | 05:39:01 | -17.1 | AT | Down | 33.3 | 162.8 | Up | 05:24:01 - 05:54:01 | 9006 |
| Klamath Falls | 05:39:05 | -16.5 | AT | Down | 32.9 | 161.2 | Up | 05:24:05 - 05:54:05 | 9001 |
| Cedarville | 05:39:01 | -17.7 | AT | Down | 34.0 | 162.9 | Up | 05:24:01 - 05:54:01 | 8964 |
| Fall River/Burney | 05:39:06 | -17.6 | AT | Down | 34.1 | 161.4 | Up | 05:24:06 - 05:54:06 | 8926 |
| Niwot | 05:38:07 | -24.4 | Dark | Down | 37.0 | 180.4 | Up | 05:23:07 - 05:53:07 | 8911 |
| SwRI | 05:38:07 | -24.5 | Dark | Down | 37.1 | 180.2 | Up | 05:23:07 - 05:53:07 | 8903 |
| Susanville | 05:39:03 | -18.4 | Dark | Down | 34.9 | 162.1 | Up | 05:24:03 - 05:54:03 | 8888 |
| Gimple | 05:39:04 | -18.5 | Dark | Down | 35.1 | 161.8 | Up | 05:24:04 - 05:54:04 | 8868 |
| Greenville | 05:39:05 | -18.5 | Dark | Down | 35.1 | 161.7 | Up | 05:24:05 - 05:54:05 | 8868 |
| Quincy | 05:39:04 | -18.7 | Dark | Down | 35.3 | 161.7 | Up | 05:24:04 - 05:54:04 | 8854 |
| Portola | 05:39:03 | -19.0 | Dark | Down | 35.5 | 162.2 | Up | 05:24:03 - 05:54:03 | 8848 |
| Reno | 05:39:01 | -19.5 | Dark | Down | 35.9 | 162.9 | Up | 05:24:01 - 05:54:01 | 8833 |
| Carson City | 05:39:01 | -19.8 | Dark | Down | 36.3 | 162.9 | Up | 05:24:01 - 05:54:01 | 8809 |
| Yerington | 05:38:59 | -20.2 | Dark | Down | 36.6 | 163.6 | Up | 05:23:59 - 05:53:59 | 8799 |
| Gardnerville | 05:39:01 | -20.0 | Dark | Down | 36.5 | 162.9 | Up | 05:24:01 - 05:54:01 | 8792 |
| Hawthorne | 05:38:57 | -20.8 | Dark | Down | 37.2 | 164.1 | Up | 05:23:57 - 05:53:57 | 8769 |
| Tonopah | 05:38:52 | -21.9 | Dark | Down | 37.9 | 165.7 | Up | 05:23:52 - 05:53:52 | 8743 |
| Lee Vining | 05:39:00 | -21.1 | Dark | Down | 37.6 | 163.4 | Up | 05:24:00 - 05:54:00 | 8727 |
| Bishop | 05:38:57 | -21.9 | Dark | Down | 38.3 | 164.1 | Up | 05:23:57 - 05:53:57 | 8688 |
| Beatty | 05:38:51 | -23.0 | Dark | Down | 39.1 | 166.0 | Up | 05:23:51 - 05:53:51 | 8662 |
| Indian Springs | 05:38:48 | -23.8 | Dark | Down | 39.6 | 167.2 | Up | 05:23:48 - 05:53:48 | 8642 |
| Henderson | 05:38:45 | -24.5 | Dark | Down | 40.3 | 168.0 | Up | 05:23:45 - 05:53:45 | 8606 |
| Searchlight/Boulder City | 05:38:44 | -25.0 | Dark | Down | 40.8 | 168.0 | Up | 05:23:44 - 05:53:44 | 8564 |
| Patrick | 05:38:41 | -25.5 | Dark | Down | 41.1 | 169.3 | Up | 05:23:41 - 05:53:41 | 8564 |
| Kingman/Dolan Springs | 05:38:42 | -25.6 | Dark | Down | 41.3 | 169.0 | Up | 05:23:42 - 05:53:42 | 8547 |
| DCO | 05:38:38 | -26.1 | Dark | Down | 41.5 | 170.1 | Up | 05:23:38 - 05:53:38 | 8544 |
| Laughlin/Bullhead City | 05:38:44 | -25.4 | Dark | Down | 41.2 | 168.4 | Up | 05:23:44 - 05:53:44 | 8543 |
| CPSLO | 05:39:07 | -22.5 | Dark | Down | 39.8 | 160.9 | Up | 05:24:07 - 05:54:07 | 8525 |
| Mohave Valley | 05:38:44 | -25.6 | Dark | Down | 41.5 | 168.3 | Up | 05:23:44 - 05:53:44 | 8522 |
| Lake Havasu City | 05:38:42 | -26.1 | Dark | Down | 41.9 | 168.6 | Up | 05:23:42 - 05:53:42 | 8493 |
| Parker | 05:38:43 | -26.4 | Dark | Down | 42.2 | 168.5 | Up | 05:23:43 - 05:53:43 | 8467 |
| Wildwood | 05:38:59 | -24.5 | Dark | Down | 41.4 | 163.1 | Up | 05:23:59 - 05:53:59 | 8445 |
| George/Scottsdale | 05:38:34 | -27.8 | Dark | Down | 43.0 | 171.6 | Up | 05:23:34 - 05:53:34 | 8442 |
| Idyllwild | 05:38:53 | -25.7 | Dark | Down | 42.2 | 165.4 | Up | 05:23:53 - 05:53:53 | 8427 |
| Blythe | 05:38:45 | -26.7 | Dark | Down | 42.7 | 168.1 | Up | 05:23:45 - 05:53:45 | 8426 |
| Calipatria | 05:38:49 | -26.7 | Dark | Down | 43.0 | 166.8 | Up | 05:23:49 - 05:53:49 | 8384 |
| Yuma | 05:38:45 | -27.5 | Dark | Down | 43.6 | 167.8 | Up | 05:23:45 - 05:53:45 | 8354 |
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 05JB186, (2026/07/10 05:38UT) Object RA Dec mag sep mel Antares 16:29:24.4 -26:25:56 0.9 23.05 160 35Eta Oph 17:10:22.7 -15:43:29 2.6 9.76 149 56Omi Ser 17:41:24.8 -12:52:32 4.4 1.83 141 PPM 233639 17:49:55.5 -12:36:33 8.1 0.37 139 PPM 233623 17:49:11.3 -12:59:18 9.4 0.12 139 05JB186 17:48:56.5 -12:53:22 13.7 139 Positions are for J2000
Event circumstances last updated at 2020/04/01 21:17:41 UT
Marc W. Buie, Southwest Research Institute