RECON: TNO occultation with 14OC394

Event between 14OC394 and star GA0900:00041318 with event index number of 1429766

Geocentric closest approach at 2024/10/14 04:36:00 UTC

J2000 position of star is 00:27:59.7 +00:17:35
Equinox of date position of star is 00:29:04.8 +00:24:36
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 234 seconds.
The 1-sigma cross-track error in the shadow position is 3090 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 -- 11.9 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 3.8 sigma about the mid-time.
The median site spacing is 14.5 km RECON observability=1.0 and success probability=10.8%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Victoria 04:36:26 -31.5 Dark Up 31.7 133.5 Up 04:21:26 - 04:51:26 -706
Clarence Fulton 04:36:11 -33.0 Dark Up 32.3 138.6 Up 04:21:11 - 04:51:11 -713
Peachland 04:36:14 -33.0 Dark Up 32.4 137.9 Up 04:21:14 - 04:51:14 -727
Kelowna 04:36:13 -33.1 Dark Up 32.5 138.2 Up 04:21:13 - 04:51:13 -729
Summerland 04:36:14 -33.1 Dark Up 32.6 137.9 Up 04:21:14 - 04:51:14 -737
Penticton 04:36:14 -33.2 Dark Up 32.7 138.0 Up 04:21:14 - 04:51:14 -743
Oliver 04:36:15 -33.4 Dark Up 33.0 137.8 Up 04:21:15 - 04:51:15 -760
Anarchist Mountain Observatory 04:36:15 -33.6 Dark Up 33.2 138.0 Up 04:21:15 - 04:51:15 -773
Tonasket 04:36:16 -33.7 Dark Up 33.4 137.8 Up 04:21:16 - 04:51:16 -787
Okanogan 04:36:18 -33.8 Dark Up 33.6 137.5 Up 04:21:18 - 04:51:18 -801
Brewster 04:36:19 -33.8 Dark Up 33.7 137.1 Up 04:21:19 - 04:51:19 -810
Manson/Chelan 04:36:20 -33.7 Dark Up 33.7 136.7 Up 04:21:20 - 04:51:20 -812
Wenatchee 04:36:22 -33.8 Dark Up 33.9 136.3 Up 04:21:22 - 04:51:22 -833
Ellensburg 04:36:24 -33.9 Dark Up 34.1 135.8 Up 04:21:24 - 04:51:24 -849
Yakima 04:36:25 -34.1 Dark Up 34.4 135.6 Up 04:21:25 - 04:51:25 -870
Toppenish/White Swan 04:36:25 -34.3 Dark Up 34.6 135.7 Up 04:21:25 - 04:51:25 -886
Goldendale 04:36:28 -34.3 Dark Up 34.8 135.0 Up 04:21:28 - 04:51:28 -906
The Dalles 04:36:30 -34.2 Dark Up 34.8 134.5 Up 04:21:30 - 04:51:30 -909
Pasco 04:36:23 -35.1 Dark Up 35.3 137.0 Up 04:21:23 - 04:51:23 -924
Maupin 04:36:31 -34.4 Dark Up 35.2 134.4 Up 04:21:31 - 04:51:31 -935
PNWRO 04:36:23 -35.4 Dark Up 35.6 137.1 Up 04:21:23 - 04:51:23 -942
Sisters 04:36:35 -34.5 Dark Up 35.5 133.5 Up 04:21:35 - 04:51:35 -972
Redmond 04:36:34 -34.8 Dark Up 35.7 133.9 Up 04:21:34 - 04:51:34 -983
Bend 04:36:35 -34.8 Dark Up 35.8 133.6 Up 04:21:35 - 04:51:35 -992
Oregon Observatory 04:36:36 -34.8 Dark Up 35.9 133.4 Up 04:21:36 - 04:51:36 -998
La Pine/Gilchrist 04:36:36 -34.8 Dark Up 36.0 133.2 Up 04:21:36 - 04:51:36 -1008
North Lake 04:36:36 -35.4 Dark Up 36.6 133.6 Up 04:21:36 - 04:51:36 -1049
Chiloquin 04:36:40 -35.0 Dark Up 36.6 132.3 Up 04:21:40 - 04:51:40 -1064
Klamath Falls 04:36:41 -35.2 Dark Up 36.8 132.2 Up 04:21:41 - 04:51:41 -1087
Paisley 04:36:37 -35.9 Dark Up 37.2 133.7 Up 04:21:37 - 04:51:37 -1090
Lakeview 04:36:38 -36.2 Dark Up 37.6 133.6 Up 04:21:38 - 04:51:38 -1126
Fall River/Burney 04:36:44 -36.0 Dark Up 37.8 131.9 Up 04:21:44 - 04:51:44 -1169
Cedarville 04:36:39 -36.6 Dark Up 38.2 133.5 Up 04:21:39 - 04:51:39 -1170
Susanville 04:36:44 -36.7 Dark Up 38.7 132.3 Up 04:21:44 - 04:51:44 -1227
Greenville 04:36:45 -36.7 Dark Up 38.7 131.9 Up 04:21:45 - 04:51:45 -1237
Gimple 04:36:45 -36.7 Dark Up 38.8 131.9 Up 04:21:45 - 04:51:45 -1239
Quincy 04:36:46 -36.7 Dark Up 38.8 131.7 Up 04:21:46 - 04:51:46 -1250
Portola 04:36:45 -37.1 Dark Up 39.2 132.2 Up 04:21:45 - 04:51:45 -1270
Reno 04:36:44 -37.7 Dark Up 39.7 132.7 Up 04:21:44 - 04:51:44 -1305
Carson City 04:36:45 -37.8 Dark Up 40.0 132.5 Up 04:21:45 - 04:51:45 -1329
Gardnerville 04:36:46 -38.0 Dark Up 40.2 132.4 Up 04:21:46 - 04:51:46 -1346
Yerington 04:36:44 -38.4 Dark Up 40.5 133.1 Up 04:21:44 - 04:51:44 -1359
Hawthorne 04:36:44 -38.9 Dark Up 41.1 133.3 Up 04:21:44 - 04:51:44 -1404
Lee Vining 04:36:47 -38.8 Dark Up 41.2 132.5 Up 04:21:47 - 04:51:47 -1428
Tonopah 04:36:41 -40.1 Dark Up 42.2 134.6 Up 04:21:41 - 04:51:41 -1475
Bishop 04:36:46 -39.6 Dark Up 42.1 132.9 Up 04:21:46 - 04:51:46 -1489
Beatty 04:36:43 -41.0 Dark Up 43.3 134.3 Up 04:21:43 - 04:51:43 -1568
CPSLO 04:36:58 -38.7 Dark Up 42.1 129.1 Up 04:21:58 - 04:51:58 -1568
Indian Springs 04:36:41 -41.9 Dark Up 44.1 135.3 Up 04:21:41 - 04:51:41 -1622
Dunrhomin 04:36:00 -46.8 Dark Up 46.1 150.5 Up 04:21:00 - 04:51:00 -1679
Henderson 04:36:40 -42.6 Dark Up 44.9 135.8 Up 04:21:40 - 04:51:40 -1681
Wildwood 04:36:56 -40.7 Dark Up 44.1 130.4 Up 04:21:56 - 04:51:56 -1714
Laughlin/Bullhead City 04:36:41 -43.3 Dark Up 45.8 135.6 Up 04:21:41 - 04:51:41 -1756
Patrick 04:36:38 -43.7 Dark Up 46.0 136.7 Up 04:21:38 - 04:51:38 -1759
Kingman/Dolan Springs 04:36:39 -43.6 Dark Up 46.1 136.3 Up 04:21:39 - 04:51:39 -1769
Mohave Valley 04:36:42 -43.4 Dark Up 46.0 135.5 Up 04:21:42 - 04:51:42 -1776
Idyllwild 04:36:51 -42.3 Dark Up 45.5 132.2 Up 04:21:51 - 04:51:51 -1795
Lake Havasu City 04:36:42 -43.7 Dark Up 46.4 135.5 Up 04:21:42 - 04:51:42 -1813
Parker 04:36:43 -43.9 Dark Up 46.7 135.2 Up 04:21:43 - 04:51:43 -1840
Blythe 04:36:45 -43.9 Dark Up 46.9 134.5 Up 04:21:45 - 04:51:45 -1870
Calipatria 04:36:49 -43.4 Dark Up 46.7 133.1 Up 04:21:49 - 04:51:49 -1878
Yuma 04:36:48 -44.3 Dark Up 47.5 133.8 Up 04:21:48 - 04:51:48 -1938
George/Scottsdale 04:36:36 -45.9 Dark Up 48.4 137.9 Up 04:21:36 - 04:51:36 -1947

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 2021/02/27 01:21:11 UT

Marc W. Buie, Southwest Research Institute

RECON