Event between (120347) Salacia and star GA1140:16119482 with event index number of 1205157
Geocentric closest approach at 2022/11/25 02:21:45 UTC
J2000 position of star is 23:41:59.4 +24:33:52
Equinox of date position of star is 23:42:59.4 +24:40:28
Stellar brightness G=12.6,
use SENSEUP=16
Star is 108 degrees from the moon.
Moon is 2% illuminated.
TNO apparent brightness V=20.6
[RECON map]
TNO is 45.1 AU from the Sun
and 44.6 AU from the Earth.
The TNO is moving 16.0
km/sec on the sky relative to the star, or,
1.8 arcsec/hr.
The 1-sigma error in the time of the event is 206 seconds.
The 1-sigma cross-track error in the shadow position is
5579 km.
The sky-plane scale is
32359.3 km/arcsec.
The TNO has an absolute magnitude Hv=4.0
Diameter=955.0 km assuming a 5% albedo -- 59.8 sec chord
Diameter=389.9 km assuming a 30% albedo -- 24.4 sec chord
Dynamical classification is SCATEXTD
Star training set for 120347, (2022/11/25 02:22UT) Object RA Dec mag sep mel Deneb 20:42:12.8 +45:21:47 1.3 41.69 86 Scheat 23:04:53.2 +28:12:26 2.4 9.25 101 71 Peg 23:34:37.1 +22:37:31 5.3 2.84 105 PPM 115719 23:42:43.5 +24:21:03 7.7 0.35 107 PPM 115753 23:44:33.3 +24:34:36 9.4 0.34 108 120347 23:43:08.8 +24:41:30 12.6 108 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
4.4 sigma about the mid-time.
The median site spacing is 8.1 km
RECON observability=1.0 and success probability=3.6%
| Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
| Victoria | 02:20:03 | -18.5 | Dark | Down | 61.4 | 139.8 | Up | 02:05:03 - 02:35:03 | 10907 |
| The Dalles | 02:20:17 | -19.5 | Dark | Down | 64.6 | 140.1 | Up | 02:05:17 - 02:35:17 | 10696 |
| Sisters | 02:20:29 | -19.1 | Dark | Down | 65.5 | 137.6 | Up | 02:05:29 - 02:35:29 | 10695 |
| Ellensburg | 02:20:09 | -20.2 | Dark | Down | 63.8 | 143.0 | Up | 02:05:09 - 02:35:09 | 10681 |
| Maupin | 02:20:23 | -19.6 | Dark | Down | 65.0 | 139.7 | Up | 02:05:23 - 02:35:23 | 10679 |
| Oregon Observatory | 02:20:32 | -19.1 | Dark | Down | 65.8 | 137.3 | Up | 02:05:32 - 02:35:32 | 10677 |
| Summerland | 02:19:53 | -21.1 | Dark | Down | 62.0 | 147.4 | Up | 02:04:53 - 02:34:53 | 10676 |
| La Pine/Gilchrist | 02:20:34 | -19.0 | Dark | Down | 66.0 | 136.8 | Up | 02:05:34 - 02:35:34 | 10676 |
| Goldendale | 02:20:19 | -19.8 | Dark | Down | 64.6 | 141.1 | Up | 02:05:19 - 02:35:19 | 10675 |
| Wenatchee | 02:20:08 | -20.4 | Dark | Down | 63.6 | 143.9 | Up | 02:05:08 - 02:35:08 | 10674 |
| Yakima | 02:20:14 | -20.1 | Dark | Down | 64.1 | 142.5 | Up | 02:05:14 - 02:35:14 | 10673 |
| Entiat | 02:20:06 | -20.5 | Dark | Down | 63.4 | 144.4 | Up | 02:05:06 - 02:35:06 | 10673 |
| Manson/Chelan | 02:20:06 | -20.6 | Dark | Down | 63.2 | 144.7 | Up | 02:05:06 - 02:35:06 | 10673 |
| Bend | 02:20:31 | -19.2 | Dark | Down | 65.8 | 137.7 | Up | 02:05:31 - 02:35:31 | 10671 |
| Kelowna | 02:19:51 | -21.3 | Dark | Down | 61.8 | 148.0 | Up | 02:04:51 - 02:34:51 | 10670 |
| Penticton | 02:19:52 | -21.2 | Dark | Down | 62.1 | 147.5 | Up | 02:04:52 - 02:34:52 | 10668 |
| Clarence Fulton | 02:19:48 | -21.4 | Dark | Down | 61.5 | 148.6 | Up | 02:04:48 - 02:34:48 | 10666 |
| Redmond | 02:20:29 | -19.4 | Dark | Down | 65.7 | 138.3 | Up | 02:05:29 - 02:35:29 | 10665 |
| Klamath Falls | 02:20:43 | -18.6 | Dark | Down | 66.9 | 134.1 | Up | 02:05:43 - 02:35:43 | 10663 |
| Oliver | 02:19:52 | -21.1 | Dark | Down | 62.4 | 147.1 | Up | 02:04:52 - 02:34:52 | 10660 |
| Toppenish/White Swan | 02:20:15 | -20.2 | Dark | Down | 64.4 | 142.5 | Up | 02:05:15 - 02:35:15 | 10656 |
| Brewster | 02:20:02 | -20.8 | Dark | Down | 63.2 | 145.6 | Up | 02:05:02 - 02:35:02 | 10652 |
| Okanogan | 02:19:56 | -21.0 | Dark | Down | 63.0 | 146.2 | Up | 02:04:56 - 02:34:56 | 10645 |
| Anarchist Mountain Observatory | 02:19:56 | -21.2 | Dark | Down | 62.6 | 147.3 | Up | 02:04:56 - 02:34:56 | 10643 |
| Tonasket | 02:19:58 | -21.1 | Dark | Down | 62.8 | 146.9 | Up | 02:04:58 - 02:34:58 | 10641 |
| North Lake | 02:20:35 | -19.4 | Dark | Down | 66.6 | 137.3 | Up | 02:05:35 - 02:35:35 | 10621 |
| Fall River/Burney | 02:20:50 | -18.6 | Dark | Down | 67.9 | 132.8 | Up | 02:05:50 - 02:35:50 | 10605 |
| Paisley | 02:20:38 | -19.5 | Dark | Down | 67.2 | 137.2 | Up | 02:05:38 - 02:35:38 | 10581 |
| Pasco | 02:20:10 | -21.0 | Dark | Down | 65.0 | 144.8 | Up | 02:05:10 - 02:35:10 | 10564 |
| Lakeview | 02:20:42 | -19.6 | Dark | Down | 67.6 | 136.7 | Up | 02:05:42 - 02:35:42 | 10554 |
| Greenville | 02:20:55 | -18.8 | Dark | Down | 68.8 | 132.0 | Up | 02:05:55 - 02:35:55 | 10547 |
| PNWRO | 02:20:11 | -21.2 | Dark | Down | 65.3 | 144.9 | Up | 02:05:11 - 02:35:11 | 10542 |
| Quincy | 02:20:57 | -18.8 | Dark | Down | 68.9 | 131.6 | Up | 02:05:57 - 02:35:57 | 10542 |
| Gimple | 02:20:55 | -18.9 | Dark | Down | 68.8 | 132.2 | Up | 02:05:55 - 02:35:55 | 10541 |
| Susanville | 02:20:53 | -19.1 | Dark | Down | 68.8 | 133.1 | Up | 02:05:53 - 02:35:53 | 10532 |
| Cedarville | 02:20:45 | -19.6 | Dark | Down | 68.2 | 136.0 | Up | 02:05:45 - 02:35:45 | 10523 |
| Portola | 02:20:57 | -19.1 | Dark | Down | 69.3 | 132.3 | Up | 02:05:57 - 02:35:57 | 10501 |
| Reno | 02:20:58 | -19.5 | Dark | Down | 69.8 | 133.2 | Up | 02:05:58 - 02:35:58 | 10442 |
| Carson City | 02:21:02 | -19.5 | Dark | Down | 70.1 | 132.5 | Up | 02:06:02 - 02:36:02 | 10431 |
| Gardnerville | 02:21:01 | -19.5 | Dark | Down | 70.3 | 132.1 | Up | 02:06:01 - 02:36:01 | 10421 |
| CPSLO | 02:21:27 | -18.1 | Dark | Down | 72.0 | 122.0 | Up | 02:06:27 - 02:36:27 | 10389 |
| Yerington | 02:21:02 | -20.0 | Dark | Down | 70.6 | 133.5 | Up | 02:06:02 - 02:36:02 | 10375 |
| Lee Vining | 02:21:12 | -19.8 | Dark | Down | 71.3 | 131.4 | Up | 02:06:12 - 02:36:12 | 10342 |
| Hawthorne | 02:21:02 | -20.3 | Dark | Down | 71.2 | 133.7 | Up | 02:06:02 - 02:36:02 | 10319 |
| Bishop | 02:21:09 | -20.3 | Dark | Down | 72.1 | 131.7 | Up | 02:06:09 - 02:36:09 | 10265 |
| Tonopah | 02:21:02 | -21.3 | Dark | Down | 72.3 | 135.9 | Up | 02:06:02 - 02:36:02 | 10191 |
| Wildwood | 02:21:31 | -19.5 | Dark | Down | 74.1 | 122.8 | Up | 02:06:31 - 02:36:31 | 10179 |
| Beatty | 02:21:09 | -21.4 | Dark | Down | 73.4 | 134.4 | Up | 02:06:09 - 02:36:09 | 10116 |
| Indian Springs | 02:21:11 | -22.3 | Dark | Down | 74.3 | 136.4 | Up | 02:06:11 - 02:36:11 | 10017 |
| Idyllwild | 02:21:31 | -21.0 | Dark | Down | 75.6 | 126.0 | Up | 02:06:31 - 02:36:31 | 10006 |
| Henderson | 02:21:13 | -22.7 | Dark | Down | 75.0 | 137.0 | Up | 02:06:13 - 02:36:13 | 9941 |
| Searchlight/Boulder City | 02:21:16 | -22.7 | Dark | Down | 75.5 | 135.7 | Up | 02:06:16 - 02:36:16 | 9915 |
| Calipatria | 02:21:32 | -21.8 | Dark | Down | 76.7 | 127.1 | Up | 02:06:32 - 02:36:32 | 9883 |
| Laughlin/Bullhead City | 02:21:16 | -22.9 | Dark | Down | 75.9 | 135.9 | Up | 02:06:16 - 02:36:16 | 9876 |
| Mohave Valley | 02:21:18 | -22.9 | Dark | Down | 76.1 | 135.2 | Up | 02:06:18 - 02:36:18 | 9865 |
| Kingman/Dolan Springs | 02:21:16 | -23.3 | Dark | Down | 76.2 | 137.5 | Up | 02:06:16 - 02:36:16 | 9833 |
| Lake Havasu City | 02:21:22 | -23.0 | Dark | Down | 76.5 | 134.8 | Up | 02:06:22 - 02:36:22 | 9830 |
| Patrick | 02:21:14 | -23.5 | Dark | Down | 76.1 | 138.7 | Up | 02:06:14 - 02:36:14 | 9825 |
| Blythe | 02:21:27 | -22.7 | Dark | Down | 77.0 | 131.3 | Up | 02:06:27 - 02:36:27 | 9820 |
| Parker | 02:21:26 | -23.0 | Dark | Down | 76.8 | 133.9 | Up | 02:06:26 - 02:36:26 | 9814 |
| Yuma | 02:21:33 | -22.5 | Dark | Down | 77.6 | 128.1 | Up | 02:06:33 - 02:36:33 | 9790 |
| DCO | 02:21:14 | -24.0 | Dark | Down | 76.7 | 140.1 | Up | 02:06:14 - 02:36:14 | 9755 |
| George/Scottsdale | 02:21:20 | -24.9 | Dark | Down | 78.5 | 140.6 | Up | 02:06:20 - 02:36:20 | 9591 |
| SwRI | 02:20:26 | -30.6 | Dark | Down | 74.5 | 174.4 | Up | 02:05:26 - 02:35:26 | 9315 |
| Niwot | 02:20:25 | -30.7 | Dark | Down | 74.4 | 174.8 | Up | 02:05:25 - 02:35:25 | 9312 |
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 120347, (2022/11/25 02:22UT) Object RA Dec mag sep mel Deneb 20:41:25.9 +45:16:49 1.3 41.69 86 Scheat 23:03:46.7 +28:05:01 2.4 9.25 101 71 Peg 23:33:28.1 +22:29:55 5.3 2.84 105 PPM 115719 23:41:34.1 +24:13:25 7.7 0.35 107 PPM 115753 23:43:23.9 +24:26:58 9.4 0.34 108 120347 23:41:59.4 +24:33:52 12.6 108 Positions are for J2000
Event circumstances last updated at 2019/10/26 22:59:41 UT
Marc W. Buie, Southwest Research Institute