RECON: TNO occultation with 14SG378

Event between 14SG378 and star GA0820:00142420 with event index number of 2162368

Geocentric closest approach at 2024/09/20 10:55:16 UTC

J2000 position of star is 01:48:51.0 -06:57:08
Equinox of date position of star is 01:49:56.5 -06:50:39
Stellar brightness G=15.4, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 21 degrees from the moon. Moon is 92% illuminated.
TNO apparent brightness V=22.9

[RECON map]
TNO is 42.2 AU from the Sun and 41.3 AU from the Earth.
The TNO is moving 22.3 km/sec on the sky relative to the star, or, 2.7 arcsec/hr.
The 1-sigma error in the time of the event is 241 seconds.
The 1-sigma cross-track error in the shadow position is 3032 km.
The sky-plane scale is 29978.7 km/arcsec.

The TNO has an absolute magnitude Hv=6.6
Diameter=288.4 km assuming a 5% albedo -- 12.8 sec chord
Diameter=117.7 km assuming a 30% albedo -- 5.2 sec chord
Dynamical classification is SCATNEAR
 
 
 
 
 
 

Star training set for 14SG378, (2024/09/20 10:55UT)
Object            RA         Dec     mag  sep  mel
Fomalhaut      22:59:00.6 -29:29:26  1.2 46.13  61
68Omi Cet      02:20:35.8 -02:51:59  2.0  8.57  18
PPM 184124     02:01:40.5 -08:24:18  5.2  3.28  23
PPM 183940     01:52:52.0 -06:45:10  6.6  0.69  21
PPM 183890     01:50:30.0 -06:54:39  9.4  0.13  21
14SG378        01:50:05.2 -06:49:48 15.4        21
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 3.7 sigma about the mid-time.
The median site spacing is 20.6 km RECON observability=1.0 and success probability=12.6%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Victoria 10:52:31 -29.1 Dark Up 33.5 194.7 Up 10:37:31 - 11:07:31 -1804
Clarence Fulton 10:52:19 -26.0 Dark Up 31.1 199.1 Up 10:37:19 - 11:07:19 -1863
Peachland 10:52:21 -26.5 Dark Up 31.6 198.7 Up 10:37:21 - 11:07:21 -1877
Kelowna 10:52:20 -26.3 Dark Up 31.5 199.0 Up 10:37:20 - 11:07:20 -1882
Summerland 10:52:20 -26.5 Dark Up 31.7 198.8 Up 10:37:20 - 11:07:20 -1890
Penticton 10:52:21 -26.5 Dark Up 31.8 198.9 Up 10:37:21 - 11:07:21 -1899
Oliver 10:52:21 -26.7 Dark Up 32.1 199.0 Up 10:37:21 - 11:07:21 -1922
Anarchist Mountain Observatory 10:52:20 -26.7 Dark Up 32.2 199.3 Up 10:37:20 - 11:07:20 -1941
Tonasket 10:52:21 -27.0 Dark Up 32.5 199.3 Up 10:37:21 - 11:07:21 -1958
Okanogan 10:52:21 -27.2 Dark Up 32.9 199.2 Up 10:37:21 - 11:07:21 -1974
Manson/Chelan 10:52:23 -27.8 Dark Up 33.5 198.6 Up 10:37:23 - 11:07:23 -1982
Brewster 10:52:22 -27.5 Dark Up 33.2 199.0 Up 10:37:22 - 11:07:22 -1983
Wenatchee 10:52:24 -28.2 Dark Up 34.0 198.5 Up 10:37:24 - 11:07:24 -2006
Ellensburg 10:52:25 -28.6 Dark Up 34.4 198.3 Up 10:37:25 - 11:07:25 -2024
Yakima 10:52:25 -28.8 Dark Up 34.8 198.4 Up 10:37:25 - 11:07:25 -2050
Toppenish/White Swan 10:52:25 -28.9 Dark Up 35.0 198.7 Up 10:37:25 - 11:07:25 -2072
The Dalles 10:52:28 -29.8 Dark Up 35.9 197.9 Up 10:37:28 - 11:07:28 -2090
Goldendale 10:52:26 -29.4 Dark Up 35.6 198.3 Up 10:37:26 - 11:07:26 -2090
Maupin 10:52:28 -30.0 Dark Up 36.2 198.1 Up 10:37:28 - 11:07:28 -2123
Pasco 10:52:21 -28.2 Dark Up 34.8 200.2 Up 10:37:21 - 11:07:21 -2135
Sisters 10:52:30 -30.8 Dark Up 37.2 197.7 Up 10:37:30 - 11:07:30 -2160
PNWRO 10:52:22 -28.2 Dark Up 35.0 200.5 Up 10:37:22 - 11:07:22 -2162
Redmond 10:52:29 -30.6 Dark Up 37.1 198.2 Up 10:37:29 - 11:07:29 -2180
Bend 10:52:29 -30.8 Dark Up 37.4 198.1 Up 10:37:29 - 11:07:29 -2188
Oregon Observatory 10:52:30 -30.9 Dark Up 37.5 198.0 Up 10:37:30 - 11:07:30 -2194
La Pine/Gilchrist 10:52:30 -31.1 Dark Up 37.8 198.0 Up 10:37:30 - 11:07:30 -2206
North Lake 10:52:29 -31.0 Dark Up 38.0 198.8 Up 10:37:29 - 11:07:29 -2264
Chiloquin 10:52:33 -32.0 Dark Up 38.9 197.8 Up 10:37:33 - 11:07:33 -2267
Klamath Falls 10:52:33 -32.1 Dark Up 39.2 198.0 Up 10:37:33 - 11:07:33 -2295
Paisley 10:52:29 -31.1 Dark Up 38.5 199.4 Up 10:37:29 - 11:07:29 -2319
Lakeview 10:52:29 -31.3 Dark Up 38.9 199.8 Up 10:37:29 - 11:07:29 -2364
Fall River/Burney 10:52:33 -32.6 Dark Up 40.2 198.8 Up 10:37:33 - 11:07:33 -2397
Cedarville 10:52:29 -31.6 Dark Up 39.5 200.2 Up 10:37:29 - 11:07:29 -2420
Susanville 10:52:31 -32.5 Dark Up 40.6 199.9 Up 10:37:31 - 11:07:31 -2478
Greenville 10:52:33 -32.8 Dark Up 41.0 199.6 Up 10:37:33 - 11:07:33 -2484
Gimple 10:52:33 -32.8 Dark Up 41.0 199.7 Up 10:37:33 - 11:07:33 -2488
Quincy 10:52:33 -32.9 Dark Up 41.2 199.7 Up 10:37:33 - 11:07:33 -2499
Portola 10:52:32 -32.7 Dark Up 41.2 200.3 Up 10:37:32 - 11:07:32 -2531
Reno 10:52:30 -32.4 Dark Up 41.2 201.2 Up 10:37:30 - 11:07:30 -2582
Carson City 10:52:31 -32.6 Dark Up 41.6 201.4 Up 10:37:31 - 11:07:31 -2610
Gardnerville 10:52:31 -32.7 Dark Up 41.8 201.5 Up 10:37:31 - 11:07:31 -2631
Yerington 10:52:29 -32.3 Dark Up 41.6 202.2 Up 10:37:29 - 11:07:29 -2656
Hawthorne 10:52:28 -32.2 Dark Up 41.8 203.1 Up 10:37:28 - 11:07:28 -2717
Lee Vining 10:52:30 -32.8 Dark Up 42.5 202.6 Up 10:37:30 - 11:07:30 -2736
Bishop 10:52:28 -32.6 Dark Up 42.8 203.8 Up 10:37:28 - 11:07:28 -2818
Tonopah 10:52:24 -31.5 Dark Up 41.8 205.0 Up 10:37:24 - 11:07:24 -2822
CPSLO 10:52:38 -35.2 Dark Up 45.4 201.6 Up 10:37:38 - 11:07:38 -2864
Beatty 10:52:25 -31.8 Dark Up 42.7 206.0 Up 10:37:25 - 11:07:25 -2935
Indian Springs 10:52:21 -31.2 Dark Up 42.6 207.5 Up 10:37:21 - 11:07:21 -3015
Wildwood 10:52:33 -34.4 Dark Up 45.9 204.9 Up 10:37:33 - 11:07:33 -3065
Henderson 10:52:20 -30.9 Dark Up 42.8 208.6 Up 10:37:20 - 11:07:20 -3093
Laughlin/Bullhead City 10:52:20 -31.0 Dark Up 43.4 209.5 Up 10:37:20 - 11:07:20 -3184
Idyllwild 10:52:28 -33.2 Dark Up 45.5 207.5 Up 10:37:28 - 11:07:28 -3191
Patrick 10:52:18 -30.4 Dark Up 42.9 210.3 Up 10:37:18 - 11:07:18 -3200
Mohave Valley 10:52:20 -31.1 Dark Up 43.6 209.6 Up 10:37:20 - 11:07:20 -3207
Kingman/Dolan Springs 10:52:18 -30.6 Dark Up 43.2 210.1 Up 10:37:18 - 11:07:18 -3208
Dunrhomin 10:51:49 -22.2 Dark Up 35.1 217.9 Up 10:36:49 - 11:06:49 -3214
Lake Havasu City 10:52:20 -31.1 Dark Up 43.9 210.1 Up 10:37:20 - 11:07:20 -3252
Parker 10:52:20 -31.2 Dark Up 44.2 210.3 Up 10:37:20 - 11:07:20 -3283
Calipatria 10:52:25 -32.6 Dark Up 45.6 209.3 Up 10:37:25 - 11:07:25 -3303
Blythe 10:52:22 -31.7 Dark Up 44.8 210.2 Up 10:37:22 - 11:07:22 -3311
Yuma 10:52:23 -32.1 Dark Up 45.6 210.7 Up 10:37:23 - 11:07:23 -3386
George/Scottsdale 10:52:13 -29.6 Dark Up 43.5 213.5 Up 10:37:13 - 11:07:13 -3442

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 14SG378, (2024/09/20 10:55UT)
Object            RA         Dec     mag  sep  mel
Fomalhaut      22:57:39.6 -29:37:24  1.2 46.13  61
68Omi Cet      02:19:20.8 -02:58:45  2.0  8.57  18
PPM 184124     02:00:27.0 -08:31:26  5.2  3.28  23
PPM 183940     01:51:37.8 -06:52:27  6.6  0.69  21
PPM 183890     01:49:15.8 -07:01:59  9.4  0.13  21
14SG378        01:48:51.0 -06:57:08 15.4        21
Positions are for J2000

Event circumstances last updated at 2021/10/29 23:14:44 UT

Marc W. Buie, Southwest Research Institute

RECON