Event between (534631) 14UX229 and star GA1220:00729876 with event index number of 1762017
Geocentric closest approach at 2027/10/05 06:39:24 UTC
J2000 position of star is 03:48:36.3 +32:01:31
Equinox of date position of star is 03:49:54.3 +32:05:15
Stellar brightness G=14.0,
use SENSEUP=64
Star is 163 degrees from the moon.
Moon is 29% illuminated.
TNO apparent brightness V=24.6
[RECON map]
TNO is 28.3 AU from the Sun
and 27.6 AU from the Earth.
The TNO is moving 14.4
km/sec on the sky relative to the star, or,
2.6 arcsec/hr.
The 1-sigma error in the time of the event is 535 seconds.
The 1-sigma cross-track error in the shadow position is
4308 km.
The sky-plane scale is
20035.6 km/arcsec.
The TNO has an absolute magnitude Hv=10.0
Diameter=131.8 km assuming a 5% albedo -- 4.2 sec chord
Diameter=53.8 km assuming a 30% albedo -- 1.7 sec chord
Dynamical classification is 3:2E
Star training set for 534631, (2027/10/05 06:39UT) Object RA Dec mag sep mel Aldebaran 04:37:31.0 +16:33:47 0.8 18.86 168 44Zet Per 03:55:53.1 +31:57:49 2.8 1.18 165 38Omi Per 03:46:04.0 +32:22:26 3.7 0.94 162 PPM 068791 03:50:08.5 +32:02:46 8.5 0.08 163 534631 03:50:21.3 +32:06:31 14.0 164 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
1.7 sigma about the mid-time.
The median site spacing is 25.3 km
RECON observability=1.0 and success probability=11.9%
| 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 | 06:44:12 | -42.6 | Dark | Down | 41.7 | 87.7 | Up | 06:29:12 - 06:59:12 | -780 |
| Kelowna | 06:44:13 | -42.9 | Dark | Down | 41.6 | 87.2 | Up | 06:29:13 - 06:59:13 | -813 |
| Peachland | 06:44:15 | -43.0 | Dark | Down | 41.4 | 86.9 | Up | 06:29:15 - 06:59:15 | -816 |
| Victoria | 06:44:29 | -43.1 | Dark | Down | 38.9 | 83.4 | Up | 06:29:29 - 06:59:29 | -830 |
| Summerland | 06:44:15 | -43.1 | Dark | Down | 41.4 | 86.9 | Up | 06:29:15 - 06:59:15 | -833 |
| Penticton | 06:44:15 | -43.2 | Dark | Down | 41.5 | 86.9 | Up | 06:29:15 - 06:59:15 | -842 |
| Oliver | 06:44:16 | -43.6 | Dark | Down | 41.5 | 86.6 | Up | 06:29:16 - 06:59:16 | -876 |
| Anarchist Mountain Observatory | 06:44:16 | -43.8 | Dark | Down | 41.6 | 86.6 | Up | 06:29:16 - 06:59:16 | -897 |
| Tonasket | 06:44:18 | -44.0 | Dark | Down | 41.5 | 86.3 | Up | 06:29:18 - 06:59:18 | -925 |
| Okanogan | 06:44:19 | -44.3 | Dark | Down | 41.4 | 85.9 | Up | 06:29:19 - 06:59:19 | -953 |
| Brewster | 06:44:21 | -44.5 | Dark | Down | 41.3 | 85.5 | Up | 06:29:21 - 06:59:21 | -974 |
| Manson/Chelan | 06:44:23 | -44.6 | Dark | Down | 41.0 | 85.1 | Up | 06:29:23 - 06:59:23 | -984 |
| Entiat | 06:44:24 | -44.8 | Dark | Down | 40.9 | 84.8 | Up | 06:29:24 - 06:59:24 | -1003 |
| Wenatchee | 06:44:25 | -45.0 | Dark | Down | 40.8 | 84.5 | Up | 06:29:25 - 06:59:25 | -1024 |
| Ellensburg | 06:44:27 | -45.3 | Dark | Down | 40.7 | 84.0 | Up | 06:29:27 - 06:59:27 | -1058 |
| Yakima | 06:44:29 | -45.7 | Dark | Down | 40.6 | 83.7 | Up | 06:29:29 - 06:59:29 | -1097 |
| Toppenish/White Swan | 06:44:29 | -45.9 | Dark | Down | 40.7 | 83.6 | Up | 06:29:29 - 06:59:29 | -1123 |
| Goldendale | 06:44:32 | -46.3 | Dark | Down | 40.4 | 82.9 | Up | 06:29:32 - 06:59:32 | -1164 |
| Pasco | 06:44:26 | -46.4 | Dark | Down | 41.6 | 84.3 | Up | 06:29:26 - 06:59:26 | -1171 |
| The Dalles | 06:44:34 | -46.4 | Dark | Down | 40.1 | 82.4 | Up | 06:29:34 - 06:59:34 | -1175 |
| PNWRO | 06:44:27 | -46.7 | Dark | Down | 41.7 | 84.3 | Up | 06:29:27 - 06:59:27 | -1201 |
| Maupin | 06:44:35 | -46.8 | Dark | Down | 40.1 | 82.2 | Up | 06:29:35 - 06:59:35 | -1219 |
| Sisters | 06:44:40 | -47.5 | Dark | Down | 39.6 | 81.1 | Up | 06:29:40 - 06:59:40 | -1290 |
| Redmond | 06:44:39 | -47.6 | Dark | Down | 39.9 | 81.4 | Up | 06:29:39 - 06:59:39 | -1304 |
| Bend | 06:44:40 | -47.8 | Dark | Down | 39.8 | 81.1 | Up | 06:29:40 - 06:59:40 | -1321 |
| Oregon Observatory | 06:44:41 | -47.9 | Dark | Down | 39.7 | 80.9 | Up | 06:29:41 - 06:59:41 | -1334 |
| La Pine/Gilchrist | 06:44:42 | -48.1 | Dark | Down | 39.6 | 80.7 | Up | 06:29:42 - 06:59:42 | -1352 |
| North Lake | 06:44:42 | -48.6 | Dark | Down | 40.0 | 80.7 | Up | 06:29:42 - 06:59:42 | -1413 |
| Paisley | 06:44:42 | -49.3 | Dark | Down | 40.1 | 80.4 | Up | 06:29:42 - 06:59:42 | -1479 |
| Klamath Falls | 06:44:47 | -49.3 | Dark | Down | 39.2 | 79.4 | Up | 06:29:47 - 06:59:47 | -1486 |
| Lakeview | 06:44:44 | -49.8 | Dark | Down | 40.2 | 80.1 | Up | 06:29:44 - 06:59:44 | -1535 |
| Cedarville | 06:44:45 | -50.4 | Dark | Down | 40.2 | 79.7 | Up | 06:29:45 - 06:59:45 | -1606 |
| Fall River/Burney | 06:44:51 | -50.4 | Dark | Down | 39.2 | 78.6 | Up | 06:29:51 - 06:59:51 | -1615 |
| Susanville | 06:44:50 | -51.3 | Dark | Down | 39.7 | 78.5 | Up | 06:29:50 - 06:59:50 | -1702 |
| Greenville | 06:44:52 | -51.4 | Dark | Down | 39.4 | 78.2 | Up | 06:29:52 - 06:59:52 | -1720 |
| Gimple | 06:44:51 | -51.4 | Dark | Down | 39.4 | 78.2 | Up | 06:29:51 - 06:59:51 | -1723 |
| Quincy | 06:44:52 | -51.6 | Dark | Down | 39.3 | 78.0 | Up | 06:29:52 - 06:59:52 | -1740 |
| Portola | 06:44:52 | -51.9 | Dark | Down | 39.7 | 78.1 | Up | 06:29:52 - 06:59:52 | -1768 |
| Reno | 06:44:50 | -52.3 | Dark | Down | 40.1 | 78.2 | Up | 06:29:50 - 06:59:50 | -1816 |
| Carson City | 06:44:51 | -52.7 | Dark | Down | 40.0 | 78.0 | Up | 06:29:51 - 06:59:51 | -1853 |
| Gardnerville | 06:44:51 | -52.9 | Dark | Down | 40.0 | 77.8 | Up | 06:29:51 - 06:59:51 | -1879 |
| Yerington | 06:44:50 | -53.1 | Dark | Down | 40.5 | 78.1 | Up | 06:29:50 - 06:59:50 | -1892 |
| Hawthorne | 06:44:49 | -53.6 | Dark | Down | 40.8 | 78.0 | Up | 06:29:49 - 06:59:49 | -1956 |
| Lee Vining | 06:44:52 | -54.0 | Dark | Down | 40.3 | 77.3 | Up | 06:29:52 - 06:59:52 | -1998 |
| Tonopah | 06:44:46 | -54.5 | Dark | Down | 41.8 | 78.2 | Up | 06:29:46 - 06:59:46 | -2048 |
| Bishop | 06:44:52 | -54.8 | Dark | Down | 40.7 | 77.1 | Up | 06:29:52 - 06:59:52 | -2082 |
| Niwot | 06:43:54 | -54.5 | Dark | Down | 51.1 | 86.6 | Up | 06:28:54 - 06:58:54 | -2150 |
| SwRI | 06:43:55 | -54.6 | Dark | Down | 51.1 | 86.4 | Up | 06:28:55 - 06:58:55 | -2159 |
| Beatty | 06:44:47 | -55.7 | Dark | Down | 41.9 | 77.4 | Up | 06:29:47 - 06:59:47 | -2181 |
| CPSLO | 06:45:05 | -55.8 | Dark | Down | 38.5 | 74.5 | Up | 06:30:05 - 07:00:05 | -2217 |
| Indian Springs | 06:44:44 | -56.4 | Dark | Down | 42.7 | 77.6 | Up | 06:29:44 - 06:59:44 | -2247 |
| Henderson | 06:44:42 | -57.1 | Dark | Down | 43.1 | 77.4 | Up | 06:29:42 - 06:59:42 | -2324 |
| Searchlight/Boulder City | 06:44:44 | -57.6 | Dark | Down | 43.0 | 76.9 | Up | 06:29:44 - 06:59:44 | -2385 |
| Wildwood | 06:45:00 | -57.6 | Dark | Down | 39.8 | 74.4 | Up | 06:30:00 - 07:00:00 | -2410 |
| Patrick | 06:44:40 | -57.9 | Dark | Down | 43.8 | 77.3 | Up | 06:29:40 - 06:59:40 | -2422 |
| Laughlin/Bullhead City | 06:44:43 | -58.0 | Dark | Down | 43.2 | 76.8 | Up | 06:29:43 - 06:59:43 | -2427 |
| Kingman/Dolan Springs | 06:44:42 | -58.1 | Dark | Down | 43.6 | 77.0 | Up | 06:29:42 - 06:59:42 | -2440 |
| Mohave Valley | 06:44:44 | -58.2 | Dark | Down | 43.2 | 76.6 | Up | 06:29:44 - 06:59:44 | -2455 |
| DCO | 06:44:38 | -58.4 | Dark | Down | 44.3 | 77.3 | Up | 06:29:38 - 06:59:38 | -2475 |
| Lake Havasu City | 06:44:43 | -58.7 | Dark | Down | 43.3 | 76.3 | Up | 06:29:43 - 06:59:43 | -2504 |
| Idyllwild | 06:44:54 | -58.7 | Dark | Down | 41.2 | 74.8 | Up | 06:29:54 - 06:59:54 | -2509 |
| Parker | 06:44:44 | -59.0 | Dark | Down | 43.2 | 76.0 | Up | 06:29:44 - 06:59:44 | -2542 |
| Blythe | 06:44:46 | -59.4 | Dark | Down | 42.8 | 75.4 | Up | 06:29:46 - 06:59:46 | -2588 |
| Calipatria | 06:44:51 | -59.6 | Dark | Down | 42.0 | 74.6 | Up | 06:29:51 - 06:59:51 | -2610 |
| George/Scottsdale | 06:44:35 | -60.1 | Dark | Down | 45.0 | 76.5 | Up | 06:29:35 - 06:59:35 | -2658 |
| Yuma | 06:44:48 | -60.3 | Dark | Down | 42.6 | 74.6 | Up | 06:29:48 - 06:59:48 | -2683 |
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 534631, (2027/10/05 06:39UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:29 0.8 18.86 168 44Zet Per 03:54:07.9 +31:53:01 2.8 1.18 165 38Omi Per 03:44:19.1 +32:17:17 3.7 0.94 162 PPM 068791 03:48:23.6 +31:57:45 8.5 0.08 163 534631 03:48:36.3 +32:01:31 14.0 163 Positions are for J2000
Event circumstances last updated at 2020/08/16 01:05:24 UT
Marc W. Buie, Southwest Research Institute