Event between 14OY393 and star GA0820:22215222 with event index number of 1648125
Geocentric closest approach at 2020/08/22 06:40:19 UTC
J2000 position of star is 21:45:18.1 -06:13:10
Equinox of date position of star is 21:46:20.1 -06:07:41
Stellar brightness G=15.0,
use SENSEUP=128
Star is 132 degrees from the moon.
Moon is 14% illuminated.
TNO apparent brightness V=23.0
[RECON map]
TNO is 23.5 AU from the Sun
and 22.5 AU from the Earth.
The TNO is moving 22.1
km/sec on the sky relative to the star, or,
4.9 arcsec/hr.
The 1-sigma error in the time of the event is 83 seconds.
The 1-sigma cross-track error in the shadow position is
1209 km.
The sky-plane scale is
16291.8 km/arcsec.
The TNO has an absolute magnitude Hv=9.4
Diameter=79.8 km assuming a 5% albedo -- 3.6 sec chord
Diameter=32.6 km assuming a 30% albedo -- 1.5 sec chord
Dynamical classification is CENTAURR
Star training set for 14OY393, (2020/08/22 06:40UT) Object RA Dec mag sep mel Fomalhaut 22:58:47.2 -29:30:45 1.2 28.95 139 PPM 205611 21:48:43.4 -05:49:13 6.3 0.66 133 PPM 205579 21:47:12.7 -06:12:11 8.4 0.22 132 PPM 205564 21:46:14.3 -06:10:43 9.5 0.07 132 14OY393 21:46:23.2 -06:07:25 15.0 132 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 15.4 km
RECON observability=1.0 and success probability=6.3%
| Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
| Kelowna | 06:39:51 | -26.0 | Dark | Down | 32.4 | 162.6 | Up | 06:32:25 - 06:47:18 | 3664 |
| Summerland | 06:39:53 | -26.2 | Dark | Down | 32.7 | 162.2 | Up | 06:32:26 - 06:47:19 | 3654 |
| Penticton | 06:39:53 | -26.3 | Dark | Down | 32.8 | 162.3 | Up | 06:32:26 - 06:47:19 | 3648 |
| Okanagan Falls | 06:39:53 | -26.5 | Dark | Down | 32.9 | 162.3 | Up | 06:32:27 - 06:47:20 | 3639 |
| Oliver | 06:39:53 | -26.6 | Dark | Down | 33.1 | 162.3 | Up | 06:32:27 - 06:47:20 | 3629 |
| Anarchist Mountain Observatory | 06:39:53 | -26.9 | Dark | Down | 33.3 | 162.5 | Up | 06:32:26 - 06:47:19 | 3616 |
| Oroville | 06:39:53 | -26.9 | Dark | Down | 33.4 | 162.4 | Up | 06:32:27 - 06:47:20 | 3614 |
| Tonasket | 06:39:54 | -27.1 | Dark | Down | 33.6 | 162.3 | Up | 06:32:27 - 06:47:20 | 3601 |
| Okanogan | 06:39:55 | -27.4 | Dark | Down | 33.9 | 162.1 | Up | 06:32:29 - 06:47:22 | 3586 |
| Brewster | 06:39:56 | -27.6 | Dark | Down | 34.1 | 161.8 | Up | 06:32:29 - 06:47:22 | 3575 |
| Manson/Chelan | 06:39:58 | -27.7 | Dark | Down | 34.2 | 161.3 | Up | 06:32:31 - 06:47:24 | 3570 |
| Wenatchee | 06:39:59 | -28.1 | Dark | Down | 34.6 | 161.0 | Up | 06:32:33 - 06:47:26 | 3547 |
| Ellensburg | 06:40:00 | -28.4 | Dark | Down | 35.0 | 160.7 | Up | 06:32:34 - 06:47:27 | 3528 |
| Yakima | 06:40:01 | -28.8 | Dark | Down | 35.3 | 160.6 | Up | 06:32:35 - 06:47:28 | 3506 |
| Toppenish/White Swan | 06:40:01 | -29.0 | Dark | Down | 35.6 | 160.7 | Up | 06:32:35 - 06:47:28 | 3490 |
| Goldendale | 06:40:03 | -29.4 | Dark | Down | 36.0 | 160.1 | Up | 06:32:37 - 06:47:30 | 3466 |
| The Dalles | 06:40:05 | -29.5 | Dark | Down | 36.1 | 159.6 | Up | 06:32:39 - 06:47:32 | 3461 |
| Pasco | 06:39:57 | -29.5 | Dark | Down | 36.0 | 162.2 | Up | 06:32:31 - 06:47:24 | 3456 |
| PNWRO | 06:39:57 | -29.8 | Dark | Down | 36.3 | 162.4 | Up | 06:32:30 - 06:47:23 | 3437 |
| Maupin | 06:40:05 | -29.9 | Dark | Down | 36.6 | 159.6 | Up | 06:32:39 - 06:47:32 | 3434 |
| Madras/Culver | 06:40:07 | -30.4 | Dark | Down | 37.1 | 159.4 | Up | 06:32:40 - 06:47:33 | 3402 |
| Sisters | 06:40:09 | -30.6 | Dark | Down | 37.3 | 158.8 | Up | 06:32:42 - 06:47:35 | 3391 |
| Redmond | 06:40:08 | -30.7 | Dark | Down | 37.4 | 159.3 | Up | 06:32:41 - 06:47:34 | 3381 |
| Bend | 06:40:09 | -30.9 | Dark | Down | 37.5 | 159.1 | Up | 06:32:42 - 06:47:35 | 3371 |
| Oregon Observatory | 06:40:09 | -31.0 | Dark | Down | 37.7 | 158.8 | Up | 06:32:43 - 06:47:36 | 3363 |
| La Pine/Gilchrist | 06:40:11 | -31.1 | Dark | Down | 37.9 | 158.7 | Up | 06:32:44 - 06:47:37 | 3352 |
| North Lake | 06:40:09 | -31.7 | Dark | Down | 38.4 | 159.3 | Up | 06:32:42 - 06:47:35 | 3312 |
| Chiloquin | 06:40:13 | -32.0 | Dark | Down | 38.8 | 158.0 | Up | 06:32:47 - 06:47:40 | 3290 |
| Paisley | 06:40:08 | -32.3 | Dark | Down | 39.0 | 159.6 | Up | 06:32:42 - 06:47:35 | 3269 |
| Klamath Falls | 06:40:14 | -32.4 | Dark | Down | 39.1 | 158.0 | Up | 06:32:47 - 06:47:40 | 3267 |
| Tulelake | 06:40:13 | -32.7 | Dark | Down | 39.5 | 158.3 | Up | 06:32:47 - 06:47:40 | 3243 |
| Lakeview | 06:40:09 | -32.9 | Dark | Down | 39.5 | 159.7 | Up | 06:32:42 - 06:47:35 | 3233 |
| Cedarville | 06:40:09 | -33.5 | Dark | Down | 40.2 | 159.7 | Up | 06:32:43 - 06:47:36 | 3186 |
| Fall River/Burney | 06:40:15 | -33.6 | Dark | Down | 40.3 | 158.1 | Up | 06:32:48 - 06:47:41 | 3182 |
| Susanville | 06:40:13 | -34.4 | Dark | Down | 41.1 | 158.8 | Up | 06:32:47 - 06:47:40 | 3123 |
| Greenville | 06:40:15 | -34.5 | Dark | Down | 41.3 | 158.4 | Up | 06:32:48 - 06:47:41 | 3112 |
| Gimple | 06:40:15 | -34.6 | Dark | Down | 41.3 | 158.5 | Up | 06:32:48 - 06:47:41 | 3110 |
| Quincy | 06:40:15 | -34.7 | Dark | Down | 41.5 | 158.3 | Up | 06:32:48 - 06:47:41 | 3098 |
| Portola | 06:40:14 | -35.0 | Dark | Down | 41.7 | 158.9 | Up | 06:32:48 - 06:47:41 | 3079 |
| Reno | 06:40:12 | -35.4 | Dark | Down | 42.2 | 159.6 | Up | 06:32:45 - 06:47:38 | 3045 |
| Carson City | 06:40:12 | -35.8 | Dark | Down | 42.5 | 159.5 | Up | 06:32:46 - 06:47:39 | 3020 |
| Gardnerville | 06:40:13 | -36.0 | Dark | Down | 42.8 | 159.5 | Up | 06:32:47 - 06:47:40 | 3002 |
| Yerington | 06:40:11 | -36.1 | Dark | Down | 42.9 | 160.3 | Up | 06:32:44 - 06:47:37 | 2992 |
| Hawthorne | 06:40:10 | -36.7 | Dark | Down | 43.4 | 160.8 | Up | 06:32:43 - 06:47:36 | 2947 |
| Lee Vining | 06:40:12 | -37.1 | Dark | Down | 43.8 | 160.0 | Up | 06:32:46 - 06:47:39 | 2919 |
| Tonopah | 06:40:05 | -37.6 | Dark | Down | 44.2 | 162.6 | Up | 06:32:39 - 06:47:32 | 2880 |
| Bishop | 06:40:11 | -37.9 | Dark | Down | 44.6 | 160.8 | Up | 06:32:44 - 06:47:37 | 2859 |
| Lone Pine | 06:40:11 | -38.7 | Dark | Down | 45.4 | 161.0 | Up | 06:32:45 - 06:47:38 | 2795 |
| Beatty | 06:40:06 | -38.8 | Dark | Down | 45.4 | 162.8 | Up | 06:32:40 - 06:47:33 | 2785 |
| CPSLO | 06:40:23 | -39.0 | Dark | Down | 45.9 | 157.0 | Up | 06:32:57 - 06:47:50 | 2764 |
| Indian Springs | 06:40:02 | -39.4 | Dark | Down | 46.0 | 164.2 | Up | 06:32:36 - 06:47:29 | 2734 |
| SwRI | 06:39:19 | -38.1 | Dark | Down | 43.8 | 179.0 | Up | 06:31:52 - 06:46:45 | 2718 |
| Henderson | 06:40:00 | -40.1 | Dark | Down | 46.7 | 165.0 | Up | 06:32:34 - 06:47:27 | 2677 |
| Searchlight/Boulder City | 06:40:02 | -40.7 | Dark | Down | 47.2 | 165.0 | Up | 06:32:36 - 06:47:29 | 2632 |
| Wildwood | 06:40:18 | -40.8 | Dark | Down | 47.6 | 159.4 | Up | 06:32:51 - 06:47:44 | 2622 |
| Patrick | 06:39:57 | -41.0 | Dark | Down | 47.5 | 166.5 | Up | 06:32:31 - 06:47:24 | 2601 |
| Laughlin/Bullhead City | 06:40:01 | -41.0 | Dark | Down | 47.6 | 165.4 | Up | 06:32:34 - 06:47:27 | 2600 |
| Kingman/Dolan Springs | 06:39:58 | -41.2 | Dark | Down | 47.7 | 166.1 | Up | 06:32:32 - 06:47:25 | 2589 |
| Mohave Valley | 06:40:01 | -41.3 | Dark | Down | 47.8 | 165.3 | Up | 06:32:34 - 06:47:27 | 2580 |
| Idyllwild | 06:40:11 | -41.7 | Dark | Down | 48.5 | 161.9 | Up | 06:32:45 - 06:47:38 | 2546 |
| Lake Havasu City | 06:40:01 | -41.8 | Dark | Down | 48.3 | 165.6 | Up | 06:32:34 - 06:47:27 | 2542 |
| Parker | 06:40:01 | -42.1 | Dark | Down | 48.6 | 165.5 | Up | 06:32:34 - 06:47:27 | 2514 |
| Blythe | 06:40:03 | -42.5 | Dark | Down | 49.1 | 164.9 | Up | 06:32:36 - 06:47:29 | 2482 |
| Calipatria | 06:40:07 | -42.7 | Dark | Down | 49.3 | 163.4 | Up | 06:32:41 - 06:47:34 | 2468 |
| George/Scottsdale | 06:39:52 | -43.1 | Dark | Down | 49.5 | 169.0 | Up | 06:32:25 - 06:47:18 | 2416 |
| Yuma | 06:40:05 | -43.4 | Dark | Down | 50.0 | 164.6 | Up | 06:32:38 - 06:47:31 | 2410 |
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 14OY393, (2020/08/22 06:40UT) Object RA Dec mag sep mel Fomalhaut 22:57:39.6 -29:37:23 1.2 28.95 139 PPM 205611 21:47:38.3 -05:55:01 6.3 0.66 133 PPM 205579 21:46:07.5 -06:17:57 8.4 0.22 132 PPM 205564 21:45:09.2 -06:16:27 9.5 0.07 132 14OY393 21:45:18.1 -06:13:10 15.0 132 Positions are for J2000
Event circumstances last updated at 2019/09/01 22:25:51 UT
Marc W. Buie, Southwest Research Institute