Event between 04TV357 and star GA1080:01787636 with event index number of 2366597
Geocentric closest approach at 2028/11/19 05:28:55 UTC
J2000 position of star is 06:15:59.0 +19:31:07
Equinox of date position of star is 06:17:17.5 +19:30:35
Stellar brightness G=11.7,
use SENSEUP=8 with the MallinCam and and exposure
time of 125 milli-seconds with the QHY174 camera.
Star is 175 degrees from the moon.
Moon is 9% illuminated.
TNO apparent brightness V=22.2
[RECON map]
TNO is 34.5 AU from the Sun
and 33.7 AU from the Earth.
The TNO is moving 18.8
km/sec on the sky relative to the star, or,
2.8 arcsec/hr.
The 1-sigma error in the time of the event is 601 seconds.
The 1-sigma cross-track error in the shadow position is
2543 km.
The sky-plane scale is
24439.3 km/arcsec.
The TNO has an absolute magnitude Hv=6.8
Diameter=264.2 km assuming a 5% albedo -- 14.0 sec chord
Diameter=107.9 km assuming a 30% albedo -- 5.7 sec chord
Dynamical classification is 2:1E
Star training set for 04TV357, (2028/11/19 05:29UT) Object RA Dec mag sep mel Betelgeuse 05:56:44.2 +07:24:36 0.4 13.12 163 Alhena 06:39:22.8 +16:22:20 1.9 6.04 169 71 Ori 06:16:32.9 +19:08:39 5.6 0.45 174 PPM 122177 06:17:11.6 +19:30:40 8.5 0.12 175 PPM 122200 06:17:59.7 +19:35:25 9.6 0.11 175 04TV357 06:17:41.4 +19:30:25 11.7 175 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
1.5 sigma about the mid-time.
The median site spacing is 24.5 km
RECON observability=1.0 and success probability=15.3%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Kamloops | 05:32:01 | -49.1 | Dark | Down | 25.9 | 90.4 | Low | 05:17:01 - 05:47:01 | -1190 |
Victoria | 05:32:14 | -48.7 | Dark | Down | 23.9 | 87.1 | Low | 05:17:14 - 05:47:14 | -1264 |
Kelowna | 05:32:04 | -50.1 | Dark | Down | 26.5 | 90.7 | Low | 05:17:04 - 05:47:04 | -1269 |
Peachland | 05:32:05 | -50.0 | Dark | Down | 26.3 | 90.4 | Low | 05:17:05 - 05:47:05 | -1269 |
Summerland | 05:32:06 | -50.1 | Dark | Down | 26.4 | 90.4 | Low | 05:17:06 - 05:47:06 | -1282 |
Penticton | 05:32:06 | -50.2 | Dark | Down | 26.5 | 90.5 | Low | 05:17:06 - 05:47:06 | -1289 |
Oliver | 05:32:07 | -50.4 | Dark | Down | 26.5 | 90.3 | Low | 05:17:07 - 05:47:07 | -1314 |
Anarchist Mountain Observatory | 05:32:08 | -50.6 | Dark | Down | 26.6 | 90.4 | Low | 05:17:08 - 05:47:08 | -1331 |
Tonasket | 05:32:10 | -50.8 | Dark | Down | 26.6 | 90.2 | Low | 05:17:10 - 05:47:10 | -1351 |
Okanogan | 05:32:11 | -50.9 | Dark | Down | 26.5 | 89.9 | Low | 05:17:11 - 05:47:11 | -1372 |
Brewster | 05:32:13 | -50.9 | Dark | Down | 26.3 | 89.6 | Low | 05:17:13 - 05:47:13 | -1386 |
Manson/Chelan | 05:32:14 | -50.9 | Dark | Down | 26.1 | 89.3 | Low | 05:17:14 - 05:47:14 | -1392 |
Wenatchee | 05:32:16 | -51.0 | Dark | Down | 26.0 | 88.9 | Low | 05:17:16 - 05:47:16 | -1422 |
Sleaford | 05:31:35 | -54.1 | Dark | Down | 34.6 | 103.1 | Up | 05:16:35 - 05:46:35 | -1425 |
Ellensburg | 05:32:18 | -51.2 | Dark | Down | 25.8 | 88.5 | Low | 05:17:18 - 05:47:18 | -1447 |
Yakima | 05:32:20 | -51.4 | Dark | Down | 25.8 | 88.3 | Low | 05:17:20 - 05:47:20 | -1476 |
Toppenish/White Swan | 05:32:21 | -51.6 | Dark | Down | 25.9 | 88.4 | Low | 05:17:21 - 05:47:21 | -1497 |
Goldendale | 05:32:23 | -51.6 | Dark | Down | 25.6 | 87.8 | Low | 05:17:23 - 05:47:23 | -1526 |
The Dalles | 05:32:25 | -51.5 | Dark | Down | 25.4 | 87.4 | Low | 05:17:25 - 05:47:25 | -1534 |
PNWRO | 05:32:20 | -52.7 | Dark | Down | 26.9 | 89.3 | Low | 05:17:20 - 05:47:20 | -1564 |
Maupin | 05:32:27 | -51.8 | Dark | Down | 25.4 | 87.3 | Low | 05:17:27 - 05:47:27 | -1568 |
Sisters | 05:32:31 | -52.0 | Dark | Down | 25.0 | 86.6 | Low | 05:17:31 - 05:47:31 | -1621 |
Bend | 05:32:32 | -52.3 | Dark | Down | 25.2 | 86.6 | Low | 05:17:32 - 05:47:32 | -1646 |
Oregon Observatory | 05:32:33 | -52.3 | Dark | Down | 25.1 | 86.5 | Low | 05:17:33 - 05:47:33 | -1656 |
North Lake | 05:32:35 | -52.9 | Dark | Down | 25.5 | 86.5 | Low | 05:17:35 - 05:47:35 | -1720 |
Chiloquin | 05:32:38 | -52.6 | Dark | Down | 24.7 | 85.6 | Low | 05:17:38 - 05:47:38 | -1747 |
Klamath Falls | 05:32:40 | -52.8 | Dark | Down | 24.8 | 85.5 | Low | 05:17:40 - 05:47:40 | -1776 |
Lakeview | 05:32:39 | -53.8 | Dark | Down | 25.8 | 86.4 | Low | 05:17:39 - 05:47:39 | -1819 |
Cedarville | 05:32:41 | -54.2 | Dark | Down | 25.9 | 86.2 | Low | 05:17:41 - 05:47:41 | -1876 |
Fall River/Burney | 05:32:44 | -53.6 | Dark | Down | 25.0 | 85.2 | Low | 05:17:44 - 05:47:44 | -1881 |
Susanville | 05:32:46 | -54.4 | Dark | Down | 25.5 | 85.4 | Low | 05:17:46 - 05:47:46 | -1953 |
Greenville | 05:32:47 | -54.3 | Dark | Down | 25.2 | 85.1 | Low | 05:17:47 - 05:47:47 | -1967 |
Gimple | 05:32:47 | -54.4 | Dark | Down | 25.3 | 85.1 | Low | 05:17:47 - 05:47:47 | -1969 |
Quincy | 05:32:48 | -54.4 | Dark | Down | 25.2 | 85.0 | Low | 05:17:48 - 05:47:48 | -1983 |
Portola | 05:32:48 | -54.8 | Dark | Down | 25.6 | 85.2 | Low | 05:17:48 - 05:47:48 | -2007 |
Reno | 05:32:49 | -55.4 | Dark | Down | 26.1 | 85.5 | Low | 05:17:49 - 05:47:49 | -2048 |
Carson City | 05:32:50 | -55.5 | Dark | Down | 26.1 | 85.3 | Low | 05:17:50 - 05:47:50 | -2079 |
Gardnerville | 05:32:51 | -55.7 | Dark | Down | 26.1 | 85.2 | Low | 05:17:51 - 05:47:51 | -2101 |
Yerington | 05:32:49 | -56.1 | Dark | Down | 26.5 | 85.6 | Low | 05:17:49 - 05:47:49 | -2114 |
Hawthorne | 05:32:50 | -56.6 | Dark | Down | 26.9 | 85.7 | Low | 05:17:50 - 05:47:50 | -2168 |
Lee Vining | 05:32:54 | -56.5 | Dark | Down | 26.5 | 85.1 | Low | 05:17:54 - 05:47:54 | -2201 |
Tonopah | 05:32:50 | -57.8 | Dark | Down | 28.0 | 86.3 | Low | 05:17:50 - 05:47:50 | -2250 |
Bishop | 05:32:55 | -57.3 | Dark | Down | 27.0 | 85.3 | Low | 05:17:55 - 05:47:55 | -2274 |
Beatty | 05:32:53 | -58.7 | Dark | Down | 28.3 | 86.0 | Low | 05:17:53 - 05:47:53 | -2363 |
Dunrhomin | 05:32:19 | -64.0 | Dark | Down | 37.2 | 95.3 | Up | 05:17:19 - 05:47:19 | -2404 |
CU-SBO | 05:32:21 | -64.1 | Dark | Down | 37.1 | 95.1 | Up | 05:17:21 - 05:47:21 | -2423 |
Indian Springs | 05:32:53 | -59.6 | Dark | Down | 29.1 | 86.4 | Low | 05:17:53 - 05:47:53 | -2424 |
Henderson | 05:32:54 | -60.4 | Dark | Down | 29.6 | 86.5 | Low | 05:17:54 - 05:47:54 | -2493 |
Wildwood | 05:33:07 | -58.4 | Dark | Down | 26.6 | 83.5 | Low | 05:18:07 - 05:48:07 | -2554 |
Patrick | 05:32:54 | -61.4 | Dark | Down | 30.5 | 86.7 | Up | 05:17:54 - 05:47:54 | -2582 |
Laughlin/Bullhead City | 05:32:56 | -61.0 | Dark | Down | 29.9 | 86.2 | Low | 05:17:56 - 05:47:56 | -2583 |
Kingman/Dolan Springs | 05:32:56 | -61.4 | Dark | Down | 30.4 | 86.5 | Up | 05:17:56 - 05:47:56 | -2596 |
Mohave Valley | 05:32:58 | -61.2 | Dark | Down | 29.9 | 86.1 | Low | 05:17:58 - 05:47:58 | -2607 |
Idyllwild | 05:33:05 | -60.0 | Dark | Down | 28.1 | 84.3 | Low | 05:18:05 - 05:48:05 | -2644 |
Lake Havasu City | 05:32:59 | -61.5 | Dark | Down | 30.1 | 86.0 | Up | 05:17:59 - 05:47:59 | -2651 |
Parker | 05:32:59 | -61.7 | Dark | Down | 30.1 | 85.8 | Up | 05:17:59 - 05:47:59 | -2683 |
Calipatria | 05:33:05 | -61.1 | Dark | Down | 29.0 | 84.6 | Low | 05:18:05 - 05:48:05 | -2737 |
George/Scottsdale | 05:32:57 | -63.7 | Dark | Down | 32.1 | 86.8 | Up | 05:17:57 - 05:47:57 | -2797 |
Yuma | 05:33:05 | -62.0 | Dark | Down | 29.7 | 84.8 | Low | 05:18:05 - 05:48:05 | -2805 |
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 04TV357, (2028/11/19 05:29UT) Object RA Dec mag sep mel Betelgeuse 05:55:10.3 +07:24:26 0.4 13.12 163 Alhena 06:37:42.8 +16:23:57 1.9 6.04 169 71 Ori 06:14:50.7 +19:09:19 5.6 0.45 174 PPM 122177 06:15:29.1 +19:31:22 8.5 0.12 175 PPM 122200 06:16:17.2 +19:36:08 9.6 0.11 175 04TV357 06:15:59.0 +19:31:07 11.7 175 Positions are for J2000
Event circumstances last updated at 2022/02/21 00:40:15 UT
Marc W. Buie, Southwest Research Institute