Event between (523719) 14LM28 and star GA1340:04776977 with event index number of 2292371
Geocentric closest approach at 2022/03/13 11:25:02 UTC
J2000 position of star is 17:55:20.6 +44:31:17
Equinox of date position of star is 17:55:59.2 +44:31:09
Stellar brightness G=11.8,
use SENSEUP=8 with the MallinCam and and exposure
time of 125 milli-seconds with the QHY174 camera.
Star is 105 degrees from the moon.
Moon is 77% illuminated.
TNO apparent brightness V=22.7
[RECON map]
TNO is 18.0 AU from the Sun
and 18.0 AU from the Earth.
The TNO is moving 37.0
km/sec on the sky relative to the star, or,
10.2 arcsec/hr.
The 1-sigma error in the time of the event is 79 seconds.
The 1-sigma cross-track error in the shadow position is
1651 km.
The sky-plane scale is
13024.2 km/arcsec.
The TNO has an absolute magnitude Hv=9.9
Diameter=63.1 km assuming a 5% albedo -- 1.7 sec chord
Diameter=25.8 km assuming a 30% albedo -- 0.7 sec chord
Dynamical classification is CENTAURR
Star training set for 523719, (2022/03/13 11:25UT) Object RA Dec mag sep mel Vega 18:37:41.4 +38:48:19 0.0 9.65 113 Etamin 17:57:07.3 +51:29:14 2.2 6.97 99 PPM 056691 18:00:34.3 +45:30:05 5.7 1.27 104 PPM 056608 17:55:22.6 +45:12:52 8.2 0.70 104 PPM 056617 17:55:49.4 +44:09:13 9.8 0.37 105 523719 17:55:59.7 +44:31:08 11.8 105 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 4.6 km
RECON observability=1.0 and success probability=1.3%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
CPSLO | 11:24:47 | -34.9 | Dark | Up | 53.2 | 60.8 | Up | 11:17:43 - 11:31:50 | 6490 |
Wildwood | 11:24:42 | -33.9 | Dark | Up | 54.0 | 59.4 | Up | 11:17:39 - 11:31:46 | 6377 |
Quincy | 11:25:00 | -33.0 | Dark | Up | 55.1 | 66.5 | Up | 11:17:56 - 11:32:03 | 6366 |
Greenville | 11:25:01 | -32.9 | Dark | Up | 55.1 | 66.8 | Up | 11:17:57 - 11:32:04 | 6359 |
Fall River/Burney | 11:25:04 | -32.8 | Dark | Up | 55.2 | 67.9 | Up | 11:18:00 - 11:32:07 | 6356 |
Gimple | 11:25:00 | -32.9 | Dark | Up | 55.2 | 66.8 | Up | 11:17:57 - 11:32:04 | 6354 |
Portola | 11:25:00 | -32.7 | Dark | Up | 55.3 | 66.5 | Up | 11:17:56 - 11:32:03 | 6339 |
Klamath Falls | 11:25:07 | -32.4 | Dark | Up | 55.4 | 69.4 | Up | 11:18:03 - 11:32:10 | 6337 |
Susanville | 11:25:01 | -32.6 | Dark | Up | 55.5 | 67.2 | Up | 11:17:58 - 11:32:05 | 6331 |
Chiloquin | 11:25:08 | -32.3 | Dark | Up | 55.4 | 69.8 | Up | 11:18:05 - 11:32:12 | 6330 |
Gardnerville | 11:24:56 | -32.6 | Dark | Up | 55.5 | 65.4 | Up | 11:17:52 - 11:31:59 | 6320 |
Carson City | 11:24:57 | -32.6 | Dark | Up | 55.6 | 65.7 | Up | 11:17:53 - 11:32:00 | 6315 |
Lee Vining | 11:24:53 | -32.6 | Dark | Up | 55.5 | 64.2 | Up | 11:17:50 - 11:31:57 | 6308 |
Reno | 11:24:58 | -32.4 | Dark | Up | 55.7 | 66.2 | Up | 11:17:54 - 11:32:01 | 6305 |
Yerington | 11:24:55 | -32.2 | Dark | Up | 55.9 | 65.6 | Up | 11:17:52 - 11:31:59 | 6278 |
Bishop | 11:24:51 | -32.4 | Dark | Up | 55.8 | 63.5 | Up | 11:17:48 - 11:31:55 | 6275 |
La Pine/Gilchrist | 11:25:10 | -31.5 | Dark | Up | 56.0 | 71.5 | Up | 11:18:07 - 11:32:14 | 6266 |
Cedarville | 11:25:04 | -31.7 | Dark | Up | 56.2 | 68.9 | Up | 11:18:01 - 11:32:08 | 6261 |
Hawthorne | 11:24:54 | -32.0 | Dark | Up | 56.1 | 65.0 | Up | 11:17:51 - 11:31:58 | 6257 |
Oregon Observatory | 11:25:11 | -31.4 | Dark | Up | 56.2 | 71.8 | Up | 11:18:07 - 11:32:14 | 6254 |
Lakeview | 11:25:05 | -31.5 | Dark | Up | 56.3 | 69.7 | Up | 11:18:01 - 11:32:08 | 6249 |
Idyllwild | 11:24:40 | -32.5 | Dark | Up | 55.2 | 58.9 | Up | 11:17:36 - 11:31:43 | 6248 |
Sisters | 11:25:12 | -31.2 | Dark | Up | 56.2 | 72.3 | Up | 11:18:09 - 11:32:16 | 6246 |
North Lake | 11:25:10 | -31.4 | Dark | Up | 56.3 | 71.1 | Up | 11:18:06 - 11:32:13 | 6245 |
Paisley | 11:25:07 | -31.4 | Dark | Up | 56.4 | 70.4 | Up | 11:18:04 - 11:32:11 | 6243 |
Bend | 11:25:11 | -31.2 | Dark | Up | 56.3 | 72.1 | Up | 11:18:08 - 11:32:15 | 6239 |
Redmond | 11:25:12 | -31.0 | Dark | Up | 56.5 | 72.4 | Up | 11:18:08 - 11:32:15 | 6222 |
Maupin | 11:25:14 | -30.5 | Dark | Up | 56.8 | 73.8 | Up | 11:18:11 - 11:32:18 | 6181 |
Tonopah | 11:24:52 | -31.2 | Dark | Up | 56.9 | 64.6 | Up | 11:17:49 - 11:31:56 | 6172 |
Beatty | 11:24:48 | -31.4 | Dark | Up | 56.7 | 63.0 | Up | 11:17:45 - 11:31:52 | 6172 |
Victoria | 11:25:25 | -30.0 | Dark | Up | 56.1 | 77.6 | Up | 11:18:22 - 11:32:29 | 6172 |
Calipatria | 11:24:37 | -31.8 | Dark | Up | 55.7 | 58.1 | Up | 11:17:34 - 11:31:41 | 6171 |
The Dalles | 11:25:16 | -30.3 | Dark | Up | 56.8 | 74.4 | Up | 11:18:12 - 11:32:19 | 6170 |
Goldendale | 11:25:16 | -30.0 | Dark | Up | 57.1 | 74.9 | Up | 11:18:12 - 11:32:19 | 6140 |
Yuma | 11:24:35 | -31.3 | Dark | Down | 56.1 | 57.4 | Up | 11:17:31 - 11:31:38 | 6112 |
Indian Springs | 11:24:47 | -30.7 | Dark | Up | 57.3 | 62.6 | Up | 11:17:43 - 11:31:50 | 6102 |
Yakima | 11:25:18 | -29.4 | Dark | Up | 57.5 | 76.1 | Up | 11:18:15 - 11:32:22 | 6094 |
Toppenish/White Swan | 11:25:17 | -29.5 | Dark | Up | 57.6 | 75.9 | Up | 11:18:14 - 11:32:21 | 6092 |
Blythe | 11:24:37 | -30.9 | Dark | Down | 56.6 | 58.6 | Up | 11:17:34 - 11:31:41 | 6089 |
Ellensburg | 11:25:19 | -29.2 | Dark | Up | 57.6 | 76.8 | Up | 11:18:15 - 11:32:22 | 6076 |
Henderson | 11:24:44 | -30.4 | Dark | Up | 57.6 | 61.8 | Up | 11:17:40 - 11:31:47 | 6064 |
Mohave Valley | 11:24:41 | -30.5 | Dark | Up | 57.3 | 60.3 | Up | 11:17:37 - 11:31:44 | 6060 |
Parker | 11:24:39 | -30.5 | Dark | Down | 57.1 | 59.2 | Up | 11:17:35 - 11:31:42 | 6055 |
Laughlin/Bullhead City | 11:24:41 | -30.4 | Dark | Up | 57.4 | 60.6 | Up | 11:17:37 - 11:31:44 | 6054 |
Lake Havasu City | 11:24:39 | -30.4 | Dark | Down | 57.3 | 59.7 | Up | 11:17:36 - 11:31:43 | 6050 |
Wenatchee | 11:25:20 | -28.9 | Dark | Up | 57.9 | 77.5 | Up | 11:18:17 - 11:32:24 | 6046 |
Pasco | 11:25:16 | -28.8 | Dark | Up | 58.4 | 76.3 | Up | 11:18:13 - 11:32:20 | 6021 |
PNWRO | 11:25:15 | -28.8 | Dark | Up | 58.5 | 76.0 | Up | 11:18:11 - 11:32:18 | 6017 |
Manson/Chelan | 11:25:21 | -28.5 | Dark | Up | 58.1 | 78.4 | Up | 11:18:17 - 11:32:24 | 6017 |
Kingman/Dolan Springs | 11:24:42 | -30.0 | Dark | Up | 57.8 | 60.6 | Up | 11:17:38 - 11:31:45 | 6015 |
Patrick | 11:24:42 | -29.7 | Dark | Up | 58.1 | 60.9 | Up | 11:17:38 - 11:31:45 | 5995 |
Brewster | 11:25:21 | -28.2 | Dark | Up | 58.4 | 78.9 | Up | 11:18:18 - 11:32:25 | 5987 |
Okanogan | 11:25:22 | -28.0 | Dark | Up | 58.6 | 79.4 | Up | 11:18:18 - 11:32:25 | 5964 |
Tonasket | 11:25:23 | -27.7 | Dark | Up | 58.7 | 80.1 | Up | 11:18:20 - 11:32:27 | 5942 |
Oliver | 11:25:24 | -27.5 | Dark | Up | 58.7 | 80.8 | Up | 11:18:21 - 11:32:28 | 5929 |
Anarchist Mountain Observatory | 11:25:24 | -27.5 | Dark | Up | 58.8 | 80.6 | Up | 11:18:20 - 11:32:27 | 5925 |
Summerland | 11:25:26 | -27.4 | Dark | Up | 58.7 | 81.4 | Up | 11:18:22 - 11:32:29 | 5917 |
Peachland | 11:25:26 | -27.3 | Dark | Up | 58.7 | 81.6 | Up | 11:18:23 - 11:32:30 | 5916 |
Penticton | 11:25:25 | -27.3 | Dark | Up | 58.8 | 81.3 | Up | 11:18:21 - 11:32:28 | 5914 |
Kamloops | 11:25:29 | -27.2 | Dark | Up | 58.4 | 82.7 | Up | 11:18:25 - 11:32:32 | 5909 |
Kelowna | 11:25:26 | -27.1 | Dark | Up | 58.9 | 81.9 | Up | 11:18:22 - 11:32:29 | 5895 |
George/Scottsdale | 11:24:35 | -28.7 | Dark | Down | 58.6 | 58.4 | Up | 11:17:32 - 11:31:39 | 5875 |
Dunrhomin | 11:24:50 | -21.7 | Dark | Down | 66.3 | 69.1 | Up | 11:17:47 - 11:31:54 | 5231 |
Sleaford | 11:25:25 | -18.5 | Dark | Up | 67.4 | 96.7 | Up | 11:18:22 - 11:32:29 | 5016 |
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 523719, (2022/03/13 11:25UT) Object RA Dec mag sep mel Vega 18:36:56.7 +38:47:07 0.0 9.65 113 Etamin 17:56:36.3 +51:29:20 2.2 6.97 99 PPM 056691 17:59:56.2 +45:30:05 5.7 1.27 104 PPM 056608 17:54:44.2 +45:13:02 8.2 0.70 104 PPM 056617 17:55:10.0 +44:09:22 9.8 0.37 105 523719 17:55:20.6 +44:31:17 11.8 105 Positions are for J2000
Event circumstances last updated at 2021/12/06 01:47:45 UT
Marc W. Buie, Southwest Research Institute