RECON: TNO occultation with 533562

Event between (533562) 14JQ80 and star GA0700:07616563 with event index number of 2243039

Geocentric closest approach at 2026/07/08 05:09:15 UTC

J2000 position of star is 17:02:11.7 -18:18:09
Equinox of date position of star is 17:03:28.9 -18:19:58
Stellar brightness G=16.0, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 124 degrees from the moon. Moon is 46% illuminated.
TNO apparent brightness V=22.6

[RECON map]
TNO is 32.9 AU from the Sun and 32.1 AU from the Earth.
The TNO is moving 20.1 km/sec on the sky relative to the star, or, 3.1 arcsec/hr.
The 1-sigma error in the time of the event is 197 seconds.
The 1-sigma cross-track error in the shadow position is 1484 km.
The sky-plane scale is 23252.3 km/arcsec.

The TNO has an absolute magnitude Hv=7.4
Diameter=203.2 km assuming a 5% albedo -- 10.1 sec chord
Diameter=83.0 km assuming a 30% albedo -- 4.1 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 533562, (2026/07/08 05:09UT)
Object            RA         Dec     mag  sep  mel
Antares        16:31:02.3 -26:29:18  0.9 11.11 132
35Eta Oph      17:11:54.0 -15:45:21  2.6  3.24 122
PPM 232442     17:01:17.1 -18:17:13  6.4  0.59 125
PPM 232456     17:01:47.4 -18:15:07  8.5  0.47 125
PPM 232504     17:03:59.2 -18:32:04  9.5  0.20 124
533562         17:03:44.6 -18:20:19 16.0       124
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 4.6 sigma about the mid-time.
The median site spacing is 20.0 km RECON observability=0.4 and success probability=0.0%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Sleaford 05:09:12 -11.0 NT Down 19.6 182.0 Really Low 04:54:12 - 05:24:12 9930
Kamloops 05:10:02 -7.2 NT Down 20.2 167.6 Low 04:55:02 - 05:25:02 9836
Kelowna 05:09:59 -8.2 NT Down 21.1 168.5 Low 04:54:59 - 05:24:59 9807
Peachland 05:10:00 -8.1 NT Down 21.2 168.1 Low 04:55:00 - 05:25:00 9801
Summerland 05:10:00 -8.3 NT Down 21.3 168.2 Low 04:55:00 - 05:25:00 9795
Penticton 05:10:00 -8.4 NT Down 21.4 168.3 Low 04:55:00 - 05:25:00 9793
Oliver 05:10:00 -8.6 NT Down 21.8 168.3 Low 04:55:00 - 05:25:00 9778
Anarchist Mountain Observatory 05:10:00 -8.9 NT Down 21.9 168.5 Low 04:55:00 - 05:25:00 9772
Tonasket 05:10:00 -9.1 NT Down 22.2 168.4 Low 04:55:00 - 05:25:00 9758
Okanogan 05:10:01 -9.3 NT Down 22.6 168.2 Low 04:55:01 - 05:25:01 9742
Brewster 05:10:02 -9.4 NT Down 22.8 168.0 Low 04:55:02 - 05:25:02 9728
Victoria 05:10:14 -7.5 NT Down 21.8 164.4 Low 04:55:14 - 05:25:14 9725
Manson/Chelan 05:10:03 -9.4 NT Down 22.9 167.6 Low 04:55:03 - 05:25:03 9717
Wenatchee 05:10:04 -9.7 NT Down 23.4 167.4 Low 04:55:04 - 05:25:04 9694
Ellensburg 05:10:05 -9.9 NT Down 23.8 167.1 Low 04:55:05 - 05:25:05 9674
Yakima 05:10:06 -10.2 NT Down 24.1 167.1 Low 04:55:06 - 05:25:06 9654
Toppenish/White Swan 05:10:05 -10.4 NT Down 24.4 167.2 Low 04:55:05 - 05:25:05 9645
PNWRO 05:10:00 -11.4 NT Down 25.0 168.7 Low 04:55:00 - 05:25:00 9635
Goldendale 05:10:07 -10.6 NT Down 24.9 166.7 Low 04:55:07 - 05:25:07 9615
The Dalles 05:10:09 -10.7 NT Down 25.0 166.3 Low 04:55:09 - 05:25:09 9602
Maupin 05:10:09 -11.0 NT Down 25.4 166.4 Low 04:55:09 - 05:25:09 9582
Sisters 05:10:12 -11.4 NT Down 26.2 165.8 Low 04:55:12 - 05:25:12 9534
Bend 05:10:11 -11.7 NT Down 26.5 166.0 Low 04:55:11 - 05:25:11 9523
Oregon Observatory 05:10:12 -11.8 NT Down 26.6 165.9 Low 04:55:12 - 05:25:12 9513
North Lake 05:10:10 -12.5 AT Down 27.3 166.4 Low 04:55:10 - 05:25:10 9483
Chiloquin 05:10:14 -12.6 AT Down 27.8 165.3 Low 04:55:14 - 05:25:14 9440
Lakeview 05:10:09 -13.6 AT Down 28.5 166.8 Low 04:55:09 - 05:25:09 9429
Klamath Falls 05:10:15 -12.9 AT Down 28.2 165.3 Low 04:55:15 - 05:25:15 9422
Cedarville 05:10:08 -14.2 AT Down 29.1 166.9 Low 04:55:08 - 05:25:08 9393
Dunrhomin 05:09:08 -21.7 Dark Down 31.4 183.1 Up 04:54:08 - 05:24:08 9366
Fall River/Burney 05:10:14 -13.9 AT Down 29.4 165.6 Low 04:55:14 - 05:25:14 9358
Susanville 05:10:11 -14.8 AT Down 30.1 166.3 Up 04:55:11 - 05:25:11 9326
Gimple 05:10:12 -14.9 AT Down 30.4 166.0 Up 04:55:12 - 05:25:12 9308
Greenville 05:10:13 -14.8 AT Down 30.4 165.9 Up 04:55:13 - 05:25:13 9308
Quincy 05:10:13 -15.0 AT Down 30.6 165.9 Up 04:55:13 - 05:25:13 9296
Portola 05:10:11 -15.3 AT Down 30.8 166.4 Up 04:55:11 - 05:25:11 9292
Reno 05:10:08 -15.9 AT Down 31.1 167.0 Up 04:55:08 - 05:25:08 9280
Carson City 05:10:09 -16.1 AT Down 31.5 167.0 Up 04:55:09 - 05:25:09 9259
Yerington 05:10:06 -16.6 AT Down 31.8 167.7 Up 04:55:06 - 05:25:06 9251
Gardnerville 05:10:08 -16.3 AT Down 31.7 167.0 Up 04:55:08 - 05:25:08 9245
Hawthorne 05:10:04 -17.2 AT Down 32.3 168.2 Up 04:55:04 - 05:25:04 9226
Tonopah 05:09:58 -18.3 Dark Down 33.0 169.7 Up 04:54:58 - 05:24:58 9206
Lee Vining 05:10:07 -17.4 AT Down 32.8 167.6 Up 04:55:07 - 05:25:07 9189
Bishop 05:10:04 -18.2 Dark Down 33.5 168.3 Up 04:55:04 - 05:25:04 9155
Beatty 05:09:57 -19.4 Dark Down 34.2 170.1 Up 04:54:57 - 05:24:57 9135
Indian Springs 05:09:53 -20.2 Dark Down 34.7 171.2 Up 04:54:53 - 05:24:53 9119
Henderson 05:09:50 -20.9 Dark Down 35.3 172.0 Up 04:54:50 - 05:24:50 9087
Patrick 05:09:45 -22.0 Dark Down 36.0 173.2 Up 04:54:45 - 05:24:45 9051
Kingman/Dolan Springs 05:09:46 -22.1 Dark Down 36.2 173.0 Up 04:54:46 - 05:24:46 9036
Laughlin/Bullhead City 05:09:48 -21.8 Dark Down 36.2 172.4 Up 04:54:48 - 05:24:48 9032
Mohave Valley 05:09:48 -22.1 Dark Down 36.4 172.3 Up 04:54:48 - 05:24:48 9014
Lake Havasu City 05:09:48 -22.5 Dark Down 36.9 172.6 Up 04:54:48 - 05:24:48 8988
Parker 05:09:47 -22.8 Dark Down 37.2 172.6 Up 04:54:47 - 05:24:47 8964
George/Scottsdale 05:09:37 -24.3 Dark Down 37.9 175.4 Up 04:54:37 - 05:24:37 8944
Wildwood 05:10:07 -20.6 Dark Down 36.7 167.6 Up 04:55:07 - 05:25:07 8939
Idyllwild 05:09:59 -21.9 Dark Down 37.3 169.7 Up 04:54:59 - 05:24:59 8926
Calipatria 05:09:53 -22.9 Dark Down 38.1 171.0 Up 04:54:53 - 05:24:53 8889
Yuma 05:09:50 -23.7 Dark Down 38.6 172.0 Up 04:54:50 - 05:24:50 8863

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 533562, (2026/07/08 05:09UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 11.11 132
35Eta Oph      17:10:22.7 -15:43:29  2.6  3.24 122
PPM 232442     16:59:44.3 -18:14:57  6.4  0.59 125
PPM 232456     17:00:14.5 -18:12:51  8.5  0.47 125
PPM 232504     17:02:26.1 -18:29:54  9.5  0.20 124
533562         17:02:11.7 -18:18:09 16.0       124
Positions are for J2000

Event circumstances last updated at 2022/01/15 00:15:43 UT

Marc W. Buie, Southwest Research Institute

RECON