Event between (601690) 13KZ18 and star GA1380:00897296 with event index number of 2733423
Geocentric closest approach at 2028/08/03 09:07:24 UTC
J2000 position of star is 01:50:09.9 +49:38:56
Equinox of date position of star is 01:51:40.0 +49:45:56
Stellar brightness G=16.9,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 111 degrees from the moon.
Moon is 96% illuminated.
Apparent brightness V=22.6
[RECON map]
Object is 22.3 AU from the Sun
and 22.3 AU from the Earth.
Apparent velocity is 19.1
km/sec on the sky relative to the star, or,
4.3 arcsec/hr.
The 1-sigma error in the time of the event is 114 seconds.
The 1-sigma cross-track error in the shadow position is
4018 km.
The sky-plane scale is
16166.7 km/arcsec.
The object has an absolute magnitude Hv=8.9
Diameter=100.5 km assuming a 5% albedo -- 5.4 sec chord
Diameter=41.0 km assuming a 30% albedo -- 2.2 sec chord
Dynamical classification is CENTAURR
Star training set for 601690, (2028/08/03 09:06UT) Object RA Dec mag sep mel Aldebaran 04:37:33.9 +16:33:53 0.8 47.01 140 57Gam1And 02:05:40.0 +42:27:56 2.3 7.70 112 Phi Per 01:45:28.2 +50:49:54 4.1 1.47 110 PPM 044500 01:53:22.4 +50:00:36 7.7 0.31 111 PPM 044474 01:51:11.7 +49:34:02 8.7 0.26 111 601690 01:51:58.8 +49:47:23 16.9 111 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 11.1 km
RECON observability=1.0 and success probability=10.0%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Wildwood | 09:07:26 | -36.2 | Dark | Up | 46.1 | 51.4 | Up | 08:57:26 - 09:17:26 | 4145 |
Idyllwild | 09:07:19 | -36.0 | Dark | Up | 47.1 | 51.1 | Up | 08:57:19 - 09:17:19 | 4065 |
Calipatria | 09:07:13 | -36.2 | Dark | Up | 47.5 | 50.6 | Up | 08:57:13 - 09:17:13 | 4029 |
Yuma | 09:07:09 | -36.2 | Dark | Up | 47.8 | 50.2 | Up | 08:57:09 - 09:17:09 | 3999 |
Lee Vining | 09:07:44 | -32.6 | Dark | Up | 48.2 | 54.7 | Up | 08:57:44 - 09:17:44 | 3964 |
Bishop | 09:07:40 | -33.0 | Dark | Up | 48.3 | 54.2 | Up | 08:57:40 - 09:17:40 | 3961 |
Gardnerville | 09:07:50 | -31.9 | Dark | Up | 48.3 | 55.5 | Up | 08:57:50 - 09:17:50 | 3937 |
Quincy | 09:07:58 | -31.2 | Dark | Up | 48.1 | 56.3 | Up | 08:57:58 - 09:17:58 | 3932 |
Carson City | 09:07:52 | -31.6 | Dark | Up | 48.4 | 55.8 | Up | 08:57:52 - 09:17:52 | 3925 |
Greenville | 09:07:59 | -31.0 | Dark | Up | 48.2 | 56.5 | Up | 08:57:59 - 09:17:59 | 3920 |
Portola | 09:07:56 | -31.2 | Dark | Up | 48.4 | 56.2 | Up | 08:57:56 - 09:17:56 | 3919 |
Gimple | 09:07:59 | -31.0 | Dark | Up | 48.3 | 56.5 | Up | 08:57:59 - 09:17:59 | 3917 |
Hawthorne | 09:07:45 | -32.0 | Dark | Up | 48.8 | 55.3 | Up | 08:57:45 - 09:17:45 | 3908 |
Yerington | 09:07:49 | -31.7 | Dark | Up | 48.7 | 55.7 | Up | 08:57:49 - 09:17:49 | 3907 |
Reno | 09:07:53 | -31.3 | Dark | Up | 48.6 | 56.1 | Up | 08:57:53 - 09:17:53 | 3905 |
Beatty | 09:07:33 | -33.0 | Dark | Up | 49.0 | 53.9 | Up | 08:57:33 - 09:17:33 | 3904 |
Lake Havasu City | 09:07:16 | -34.5 | Dark | Up | 49.1 | 51.8 | Up | 08:57:16 - 09:17:16 | 3896 |
Fall River/Burney | 09:08:04 | -30.2 | Dark | Up | 48.5 | 57.3 | Up | 08:58:04 - 09:18:04 | 3885 |
Laughlin/Bullhead City | 09:07:19 | -34.0 | Dark | Up | 49.4 | 52.4 | Up | 08:57:19 - 09:17:19 | 3877 |
Klamath Falls | 09:08:10 | -29.1 | Dark | Up | 48.9 | 58.3 | Up | 08:58:10 - 09:18:10 | 3827 |
Patrick | 09:07:18 | -33.5 | Dark | Up | 50.0 | 52.6 | Up | 08:57:18 - 09:17:18 | 3825 |
Chiloquin | 09:08:12 | -28.8 | Dark | Up | 49.0 | 58.6 | Up | 08:58:12 - 09:18:12 | 3809 |
Cedarville | 09:08:03 | -29.5 | Dark | Up | 49.5 | 58.0 | Up | 08:58:03 - 09:18:03 | 3802 |
George/Scottsdale | 09:07:05 | -34.3 | Dark | Up | 50.2 | 50.9 | Up | 08:57:05 - 09:17:05 | 3790 |
Oregon Observatory | 09:08:16 | -27.5 | Dark | Up | 50.0 | 60.1 | Up | 08:58:16 - 09:18:16 | 3707 |
Bend | 09:08:17 | -27.3 | Dark | Up | 50.1 | 60.3 | Up | 08:58:17 - 09:18:17 | 3690 |
Sisters | 09:08:19 | -27.1 | Dark | Up | 50.1 | 60.5 | Up | 08:58:19 - 09:18:19 | 3685 |
Maupin | 09:08:21 | -26.1 | Dark | Up | 50.8 | 61.5 | Up | 08:58:21 - 09:18:21 | 3606 |
The Dalles | 09:08:23 | -25.8 | Dark | Up | 51.0 | 62.0 | Up | 08:58:23 - 09:18:23 | 3582 |
Toppenish/White Swan | 09:08:24 | -24.9 | Dark | Up | 51.8 | 63.1 | Up | 08:58:24 - 09:18:24 | 3498 |
Yakima | 09:08:26 | -24.7 | Dark | Up | 51.8 | 63.3 | Up | 08:58:26 - 09:18:26 | 3490 |
Victoria | 09:08:41 | -23.3 | Dark | Up | 51.0 | 64.4 | Up | 08:58:41 - 09:18:41 | 3464 |
Ellensburg | 09:08:27 | -24.3 | Dark | Up | 52.0 | 63.7 | Up | 08:58:27 - 09:18:27 | 3462 |
PNWRO | 09:08:19 | -24.9 | Dark | Up | 52.6 | 63.1 | Up | 08:58:19 - 09:18:19 | 3460 |
Wenatchee | 09:08:28 | -23.8 | Dark | Up | 52.3 | 64.3 | Up | 08:58:28 - 09:18:28 | 3425 |
Manson/Chelan | 09:08:30 | -23.4 | Dark | Up | 52.6 | 64.9 | Up | 08:58:30 - 09:18:30 | 3385 |
Brewster | 09:08:30 | -23.1 | Dark | Up | 52.9 | 65.3 | Up | 08:58:30 - 09:18:30 | 3356 |
Okanogan | 09:08:31 | -22.8 | Dark | Up | 53.2 | 65.7 | Up | 08:58:31 - 09:18:31 | 3329 |
Anarchist Mountain Observatory | 09:08:33 | -22.1 | Dark | Up | 53.6 | 66.6 | Up | 08:58:33 - 09:18:33 | 3276 |
Oliver | 09:08:34 | -22.0 | Dark | Up | 53.5 | 66.7 | Up | 08:58:34 - 09:18:34 | 3272 |
Penticton | 09:08:36 | -21.7 | Dark | Up | 53.7 | 67.2 | Up | 08:58:36 - 09:18:36 | 3247 |
Summerland | 09:08:36 | -21.6 | Dark | Up | 53.6 | 67.2 | Up | 08:58:36 - 09:18:36 | 3247 |
Peachland | 09:08:37 | -21.5 | Dark | Up | 53.6 | 67.4 | Up | 08:58:37 - 09:18:37 | 3240 |
Kelowna | 09:08:36 | -21.3 | Dark | Up | 53.9 | 67.6 | Up | 08:58:36 - 09:18:36 | 3220 |
Kamloops | 09:08:42 | -20.7 | Dark | Up | 53.6 | 68.3 | Up | 08:58:42 - 09:18:42 | 3197 |
CU-SBO | 09:07:19 | -26.2 | Dark | Up | 58.2 | 57.7 | Up | 08:57:19 - 09:17:19 | 3090 |
Nikitin | 09:07:19 | -26.1 | Dark | Up | 58.3 | 57.8 | Up | 08:57:19 - 09:17:19 | 3082 |
Dunrhomin | 09:07:19 | -26.0 | Dark | Up | 58.4 | 58.0 | Up | 08:57:19 - 09:17:19 | 3071 |
Sleaford | 09:08:18 | -16.0 | AT | Up | 62.6 | 77.4 | Up | 08:58:18 - 09:18:18 | 2470 |
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 601690, (2028/08/03 09:06UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 47.01 140 57Gam1And 02:03:54.1 +42:19:46 2.3 7.70 112 Phi Per 01:43:39.7 +50:41:19 4.1 1.47 110 PPM 044500 01:51:33.1 +49:52:10 7.7 0.31 111 PPM 044474 01:49:23.1 +49:25:34 8.7 0.26 111 601690 01:50:09.9 +49:38:56 16.9 111 Positions are for J2000
Event circumstances last updated at 2023/09/04 01:01:23 UT
Marc W. Buie, Southwest Research Institute