RECON: TNO occultation with 14SN363

Event between 14SN363 and star GA0880:00185190 with event index number of 2517231

Geocentric closest approach at 2026/10/01 08:52:51 UTC

J2000 position of star is 02:15:25.9 -01:49:03
Equinox of date position of star is 02:16:33.2 -01:42:57
Stellar brightness G=14.7, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 43 degrees from the moon. Moon is 74% illuminated.
TNO apparent brightness V=23.1

[RECON map]
TNO is 39.5 AU from the Sun and 38.6 AU from the Earth.
The TNO is moving 23.0 km/sec on the sky relative to the star, or, 3.0 arcsec/hr.
The 1-sigma error in the time of the event is 254 seconds.
The 1-sigma cross-track error in the shadow position is 5628 km.
The sky-plane scale is 27968.0 km/arcsec.

The TNO has an absolute magnitude Hv=7.1
Diameter=229.1 km assuming a 5% albedo -- 10.0 sec chord
Diameter=93.5 km assuming a 30% albedo -- 4.1 sec chord
Dynamical classification is SCATEXTD
 
 
 
 
 
 

Star training set for 14SN363, (2026/10/01 08:53UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:27.5 +16:33:40  0.8 39.21  11
68Omi Cet      02:20:42.0 -02:51:26  2.0  1.52  43
70 Cet         02:23:34.3 -00:45:51  5.4  1.93  41
PPM 184444     02:19:08.7 -01:55:04  7.8  0.63  42
PPM 184401     02:16:49.3 -01:53:17  9.5  0.19  43
14SN363        02:16:47.6 -01:41:39 14.7        42
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 3.5 sigma about the mid-time.
The median site spacing is 20.9 km RECON observability=1.0 and success probability=6.9%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kamloops 08:52:03 -40.9 Dark Up 36.7 166.1 Up 08:37:03 - 09:07:03 3419
Victoria 08:52:16 -43.5 Dark Up 38.2 161.9 Up 08:37:16 - 09:07:16 3373
Peachland 08:52:03 -41.6 Dark Up 37.6 166.7 Up 08:37:03 - 09:07:03 3350
Kelowna 08:52:02 -41.4 Dark Up 37.6 167.1 Up 08:37:02 - 09:07:02 3349
Summerland 08:52:03 -41.7 Dark Up 37.8 166.8 Up 08:37:03 - 09:07:03 3339
Penticton 08:52:03 -41.8 Dark Up 37.9 166.9 Up 08:37:03 - 09:07:03 3332
Oliver 08:52:03 -42.1 Dark Up 38.2 166.9 Up 08:37:03 - 09:07:03 3311
Anarchist Mountain Observatory 08:52:03 -42.2 Dark Up 38.4 167.1 Up 08:37:03 - 09:07:03 3297
Tonasket 08:52:04 -42.5 Dark Up 38.7 166.9 Up 08:37:04 - 09:07:04 3279
Okanogan 08:52:05 -42.8 Dark Up 39.0 166.7 Up 08:37:05 - 09:07:05 3263
Brewster 08:52:06 -43.1 Dark Up 39.3 166.4 Up 08:37:06 - 09:07:06 3252
Manson/Chelan 08:52:07 -43.4 Dark Up 39.4 165.9 Up 08:37:07 - 09:07:07 3249
Wenatchee 08:52:09 -43.9 Dark Up 39.8 165.6 Up 08:37:09 - 09:07:09 3224
Ellensburg 08:52:10 -44.3 Dark Up 40.2 165.2 Up 08:37:10 - 09:07:10 3205
Yakima 08:52:11 -44.7 Dark Up 40.6 165.1 Up 08:37:11 - 09:07:11 3180
Toppenish/White Swan 08:52:11 -44.9 Dark Up 40.8 165.3 Up 08:37:11 - 09:07:11 3161
Goldendale 08:52:13 -45.5 Dark Up 41.3 164.6 Up 08:37:13 - 09:07:13 3138
Sleaford 08:51:21 -35.4 Dark Up 36.0 183.9 Up 08:36:21 - 09:06:21 3136
The Dalles 08:52:15 -45.8 Dark Up 41.4 164.1 Up 08:37:15 - 09:07:15 3134
Maupin 08:52:15 -46.2 Dark Up 41.9 164.1 Up 08:37:15 - 09:07:15 3104
PNWRO 08:52:07 -44.8 Dark Up 41.4 167.1 Up 08:37:07 - 09:07:07 3097
Sisters 08:52:18 -47.1 Dark Up 42.6 163.3 Up 08:37:18 - 09:07:18 3061
Bend 08:52:18 -47.3 Dark Up 42.9 163.5 Up 08:37:18 - 09:07:18 3038
Oregon Observatory 08:52:19 -47.5 Dark Up 43.0 163.3 Up 08:37:19 - 09:07:19 3030
North Lake 08:52:18 -47.9 Dark Up 43.8 163.9 Up 08:37:18 - 09:07:18 2972
Chiloquin 08:52:23 -48.8 Dark Up 44.2 162.4 Up 08:37:23 - 09:07:23 2954
Klamath Falls 08:52:23 -49.1 Dark Up 44.5 162.4 Up 08:37:23 - 09:07:23 2928
Lakeview 08:52:19 -48.7 Dark Up 44.9 164.4 Up 08:37:19 - 09:07:19 2884
Fall River/Burney 08:52:24 -50.1 Dark Up 45.8 162.6 Up 08:37:24 - 09:07:24 2835
Cedarville 08:52:19 -49.3 Dark Up 45.5 164.4 Up 08:37:19 - 09:07:19 2833
Susanville 08:52:23 -50.4 Dark Up 46.5 163.4 Up 08:37:23 - 09:07:23 2769
Greenville 08:52:24 -50.8 Dark Up 46.7 163.0 Up 08:37:24 - 09:07:24 2758
Gimple 08:52:24 -50.8 Dark Up 46.7 163.1 Up 08:37:24 - 09:07:24 2755
Quincy 08:52:25 -51.0 Dark Up 46.9 162.9 Up 08:37:25 - 09:07:25 2743
Portola 08:52:23 -50.9 Dark Up 47.1 163.5 Up 08:37:23 - 09:07:23 2720
Reno 08:52:22 -51.0 Dark Up 47.5 164.4 Up 08:37:22 - 09:07:22 2681
Carson City 08:52:23 -51.3 Dark Up 47.9 164.3 Up 08:37:23 - 09:07:23 2654
Gardnerville 08:52:23 -51.5 Dark Up 48.1 164.3 Up 08:37:23 - 09:07:23 2634
Yerington 08:52:21 -51.2 Dark Up 48.2 165.2 Up 08:37:21 - 09:07:21 2620
Hawthorne 08:52:19 -51.5 Dark Up 48.8 165.8 Up 08:37:19 - 09:07:19 2569
Lee Vining 08:52:23 -52.1 Dark Up 49.2 164.9 Up 08:37:23 - 09:07:23 2542
Tonopah 08:52:15 -51.3 Dark Up 49.5 167.8 Up 08:37:15 - 09:07:15 2489
Bishop 08:52:21 -52.4 Dark Up 49.9 165.9 Up 08:37:21 - 09:07:21 2474
Beatty 08:52:16 -52.1 Dark Up 50.7 168.2 Up 08:37:16 - 09:07:16 2386
Indian Springs 08:52:13 -52.0 Dark Up 51.2 169.8 Up 08:37:13 - 09:07:13 2325
Dunrhomin 08:51:31 -44.0 Dark Up 47.8 185.9 Up 08:36:31 - 09:06:31 2277
Henderson 08:52:11 -52.1 Dark Up 51.8 170.8 Up 08:37:11 - 09:07:11 2260
Wildwood 08:52:28 -55.3 Dark Up 53.1 164.5 Up 08:37:28 - 09:07:28 2225
Laughlin/Bullhead City 08:52:11 -52.6 Dark Up 52.7 171.3 Up 08:37:11 - 09:07:11 2177
Patrick 08:52:08 -52.1 Dark Up 52.5 172.5 Up 08:37:08 - 09:07:08 2174
Kingman/Dolan Springs 08:52:09 -52.3 Dark Up 52.7 172.1 Up 08:37:09 - 09:07:09 2162
Mohave Valley 08:52:12 -52.8 Dark Up 53.0 171.2 Up 08:37:12 - 09:07:12 2155
Idyllwild 08:52:21 -54.8 Dark Up 53.8 167.5 Up 08:37:21 - 09:07:21 2134
Lake Havasu City 08:52:11 -53.0 Dark Up 53.4 171.6 Up 08:37:11 - 09:07:11 2114
Parker 08:52:12 -53.3 Dark Up 53.7 171.5 Up 08:37:12 - 09:07:12 2085
Calipatria 08:52:18 -54.7 Dark Up 54.6 169.3 Up 08:37:18 - 09:07:18 2043
Yuma 08:52:15 -54.6 Dark Up 55.1 170.7 Up 08:37:15 - 09:07:15 1977
George/Scottsdale 08:52:03 -52.3 Dark Up 54.4 175.6 Up 08:37:03 - 09:07:03 1968

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 14SN363, (2026/10/01 08:53UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:29  0.8 39.21  11
68Omi Cet      02:19:20.8 -02:58:45  2.0  1.52  43
70 Cet         02:22:12.4 -00:53:07  5.4  1.93  41
PPM 184444     02:17:47.1 -02:02:25  7.8  0.63  42
PPM 184401     02:15:27.7 -02:00:41  9.5  0.19  43
14SN363        02:15:25.9 -01:49:03 14.7        43
Positions are for J2000

Event circumstances last updated at 2022/01/17 00:24:12 UT

Marc W. Buie, Southwest Research Institute

RECON