RECON: TNO occultation with 14OC394

Event between 14OC394 and star GA0900:00041318 with event index number of 2511346

Geocentric closest approach at 2024/10/14 04:38:53 UTC

J2000 position of star is 00:27:59.7 +00:17:35
Equinox of date position of star is 00:29:07.0 +00:24:50
Stellar brightness G=15.7, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 31 degrees from the moon. Moon is 85% illuminated.
TNO apparent brightness V=22.8

[RECON map]
TNO is 41.5 AU from the Sun and 40.6 AU from the Earth.
The TNO is moving 24.0 km/sec on the sky relative to the star, or, 2.9 arcsec/hr.
The 1-sigma error in the time of the event is 184 seconds.
The 1-sigma cross-track error in the shadow position is 2510 km.
The sky-plane scale is 29413.9 km/arcsec.

The TNO has an absolute magnitude Hv=6.6
Diameter=287.1 km assuming a 5% albedo -- 12.1 sec chord
Diameter=117.2 km assuming a 30% albedo -- 4.9 sec chord
Dynamical classification is CLASSICAL
 
 
 
 
 
 

Star training set for 14OC394, (2024/10/14 04:36UT)
Object            RA         Dec     mag  sep  mel
Fomalhaut      22:59:00.8 -29:29:25  1.2 36.86  18
Algenib        00:14:30.9 +15:19:16  2.8 15.33  37
44 Psc         00:26:40.5 +02:04:36  5.8  1.77  31
10 Cet         00:27:53.7 +00:05:15  7.0  0.48  31
PPM 174724     00:29:25.2 +00:07:23 10.2  0.31  31
14OC394        00:29:16.0 +00:25:48 15.7        32
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 4.9 sigma about the mid-time.
The median site spacing is 15.8 km RECON observability=1.0 and success probability=11.3%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kamloops 04:39:04 -32.6 Dark Up 31.8 138.4 Up 04:24:04 - 04:54:04 -1843
Victoria 04:39:17 -31.9 Dark Up 32.0 134.3 Up 04:24:17 - 04:54:17 -1879
Peachland 04:39:05 -33.4 Dark Up 32.8 138.6 Up 04:24:05 - 04:54:05 -1901
Kelowna 04:39:04 -33.5 Dark Up 32.8 139.0 Up 04:24:04 - 04:54:04 -1903
Summerland 04:39:05 -33.5 Dark Up 32.9 138.7 Up 04:24:05 - 04:54:05 -1911
Penticton 04:39:05 -33.6 Dark Up 33.0 138.8 Up 04:24:05 - 04:54:05 -1917
Oliver 04:39:06 -33.8 Dark Up 33.3 138.6 Up 04:24:06 - 04:54:06 -1934
Anarchist Mountain Observatory 04:39:06 -34.0 Dark Up 33.5 138.7 Up 04:24:06 - 04:54:06 -1947
Tonasket 04:39:07 -34.1 Dark Up 33.7 138.5 Up 04:24:07 - 04:54:07 -1961
Okanogan 04:39:09 -34.2 Dark Up 33.9 138.2 Up 04:24:09 - 04:54:09 -1975
Brewster 04:39:10 -34.2 Dark Up 34.0 137.9 Up 04:24:10 - 04:54:10 -1984
Manson/Chelan 04:39:12 -34.1 Dark Up 34.0 137.4 Up 04:24:12 - 04:54:12 -1986
Wenatchee 04:39:13 -34.3 Dark Up 34.3 137.0 Up 04:24:13 - 04:54:13 -2007
Ellensburg 04:39:15 -34.3 Dark Up 34.5 136.6 Up 04:24:15 - 04:54:15 -2024
Yakima 04:39:16 -34.5 Dark Up 34.7 136.4 Up 04:24:16 - 04:54:16 -2045
Toppenish/White Swan 04:39:17 -34.7 Dark Up 35.0 136.5 Up 04:24:17 - 04:54:17 -2061
Goldendale 04:39:19 -34.7 Dark Up 35.2 135.8 Up 04:24:19 - 04:54:19 -2080
The Dalles 04:39:21 -34.6 Dark Up 35.2 135.3 Up 04:24:21 - 04:54:21 -2084
Pasco 04:39:14 -35.6 Dark Up 35.7 137.8 Up 04:24:14 - 04:54:14 -2099
Maupin 04:39:22 -34.9 Dark Up 35.5 135.2 Up 04:24:22 - 04:54:22 -2110
Sleaford 04:38:26 -38.7 Dark Up 35.5 155.0 Up 04:23:26 - 04:53:26 -2112
PNWRO 04:39:14 -35.8 Dark Up 36.0 137.9 Up 04:24:14 - 04:54:14 -2118
Sisters 04:39:26 -35.0 Dark Up 35.9 134.2 Up 04:24:26 - 04:54:26 -2147
Redmond 04:39:25 -35.2 Dark Up 36.1 134.6 Up 04:24:25 - 04:54:25 -2158
Bend 04:39:25 -35.2 Dark Up 36.2 134.4 Up 04:24:25 - 04:54:25 -2167
Oregon Observatory 04:39:26 -35.2 Dark Up 36.3 134.1 Up 04:24:26 - 04:54:26 -2173
La Pine/Gilchrist 04:39:27 -35.3 Dark Up 36.4 134.0 Up 04:24:27 - 04:54:27 -2184
North Lake 04:39:27 -35.9 Dark Up 37.0 134.4 Up 04:24:27 - 04:54:27 -2224
Chiloquin 04:39:31 -35.5 Dark Up 36.9 133.0 Up 04:24:31 - 04:54:31 -2240
Klamath Falls 04:39:32 -35.7 Dark Up 37.2 132.9 Up 04:24:32 - 04:54:32 -2263
Paisley 04:39:28 -36.3 Dark Up 37.6 134.5 Up 04:24:28 - 04:54:28 -2266
Lakeview 04:39:29 -36.7 Dark Up 38.0 134.4 Up 04:24:29 - 04:54:29 -2302
Fall River/Burney 04:39:34 -36.5 Dark Up 38.2 132.7 Up 04:24:34 - 04:54:34 -2345
Cedarville 04:39:30 -37.1 Dark Up 38.6 134.2 Up 04:24:30 - 04:54:30 -2347
Susanville 04:39:34 -37.2 Dark Up 39.1 133.1 Up 04:24:34 - 04:54:34 -2404
Greenville 04:39:36 -37.2 Dark Up 39.1 132.6 Up 04:24:36 - 04:54:36 -2413
Gimple 04:39:36 -37.2 Dark Up 39.2 132.7 Up 04:24:36 - 04:54:36 -2416
Quincy 04:39:36 -37.2 Dark Up 39.3 132.5 Up 04:24:36 - 04:54:36 -2426
Portola 04:39:36 -37.6 Dark Up 39.6 132.9 Up 04:24:36 - 04:54:36 -2447
Reno 04:39:35 -38.2 Dark Up 40.2 133.5 Up 04:24:35 - 04:54:35 -2482
Carson City 04:39:36 -38.4 Dark Up 40.4 133.3 Up 04:24:36 - 04:54:36 -2506
Gardnerville 04:39:36 -38.5 Dark Up 40.6 133.2 Up 04:24:36 - 04:54:36 -2523
Yerington 04:39:35 -38.9 Dark Up 40.9 133.8 Up 04:24:35 - 04:54:35 -2536
Hawthorne 04:39:34 -39.4 Dark Up 41.5 134.1 Up 04:24:34 - 04:54:34 -2582
Lee Vining 04:39:37 -39.3 Dark Up 41.6 133.2 Up 04:24:37 - 04:54:37 -2605
Tonopah 04:39:32 -40.6 Dark Up 42.6 135.4 Up 04:24:32 - 04:54:32 -2653
Bishop 04:39:37 -40.1 Dark Up 42.5 133.6 Up 04:24:37 - 04:54:37 -2667
CPSLO 04:39:49 -39.2 Dark Up 42.5 129.8 Up 04:24:49 - 04:54:49 -2746
Beatty 04:39:33 -41.5 Dark Up 43.7 135.2 Up 04:24:33 - 04:54:33 -2746
Indian Springs 04:39:31 -42.4 Dark Up 44.5 136.2 Up 04:24:31 - 04:54:31 -2801
Dunrhomin 04:38:50 -47.3 Dark Up 46.4 151.5 Up 04:23:50 - 04:53:50 -2858
Henderson 04:39:30 -43.1 Dark Up 45.3 136.6 Up 04:24:30 - 04:54:30 -2860
Wildwood 04:39:46 -41.2 Dark Up 44.6 131.2 Up 04:24:46 - 04:54:46 -2892
Laughlin/Bullhead City 04:39:31 -43.8 Dark Up 46.2 136.5 Up 04:24:31 - 04:54:31 -2935
Patrick 04:39:29 -44.2 Dark Up 46.4 137.5 Up 04:24:29 - 04:54:29 -2938
Kingman/Dolan Springs 04:39:30 -44.2 Dark Up 46.5 137.1 Up 04:24:30 - 04:54:30 -2949
Mohave Valley 04:39:32 -43.9 Dark Up 46.4 136.3 Up 04:24:32 - 04:54:32 -2955
Idyllwild 04:39:41 -42.8 Dark Up 46.0 133.0 Up 04:24:41 - 04:54:41 -2975
Lake Havasu City 04:39:32 -44.3 Dark Up 46.8 136.3 Up 04:24:32 - 04:54:32 -2992
Parker 04:39:33 -44.5 Dark Up 47.1 136.1 Up 04:24:33 - 04:54:33 -3019
Blythe 04:39:36 -44.5 Dark Up 47.3 135.3 Up 04:24:36 - 04:54:36 -3049
Calipatria 04:39:39 -43.9 Dark Up 47.1 133.9 Up 04:24:39 - 04:54:39 -3057
Yuma 04:39:38 -44.8 Dark Up 47.9 134.6 Up 04:24:38 - 04:54:38 -3118
George/Scottsdale 04:39:27 -46.4 Dark Up 48.8 138.8 Up 04:24:27 - 04:54:27 -3127

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 14OC394, (2024/10/14 04:36UT)
Object            RA         Dec     mag  sep  mel
Fomalhaut      22:57:39.6 -29:37:24  1.2 36.86  18
Algenib        00:13:14.2 +15:11:01  2.8 15.33  37
44 Psc         00:25:24.2 +01:56:22  5.8  1.77  31
10 Cet         00:26:37.5 -00:02:59  7.0  0.48  31
PPM 174724     00:28:09.0 -00:00:50 10.2  0.31  31
14OC394        00:27:59.7 +00:17:35 15.7        31
Positions are for J2000

Event circumstances last updated at 2021/11/16 00:55:33 UT

Marc W. Buie, Southwest Research Institute

RECON