RECON: TNO occultation with 533559

Event between (533559) 14JG80 and star GA0780:05786034 with event index number of 2587287

Geocentric closest approach at 2023/07/24 05:01:11 UTC

J2000 position of star is 17:03:04.9 -11:35:43
Equinox of date position of star is 17:04:20.9 -11:37:34
Stellar brightness G=16.6, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 64 degrees from the moon. Moon is 33% illuminated.
TNO apparent brightness V=22.3

[RECON map]
TNO is 27.0 AU from the Sun and 26.3 AU from the Earth.
The TNO is moving 17.7 km/sec on the sky relative to the star, or, 3.3 arcsec/hr.
The 1-sigma error in the time of the event is 79 seconds.
The 1-sigma cross-track error in the shadow position is 1276 km.
The sky-plane scale is 19077.6 km/arcsec.

The TNO has an absolute magnitude Hv=7.9
Diameter=157.8 km assuming a 5% albedo -- 9.0 sec chord
Diameter=64.4 km assuming a 30% albedo -- 3.7 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 533559, (2023/07/24 05:02UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:51.4 -26:28:56  0.9 16.82  58
35Eta Oph      17:11:43.9 -15:45:09  2.6  4.49  66
PPM 232375     16:58:44.4 -10:59:56  6.3  1.52  63
PPM 232569     17:05:51.8 -11:07:11  7.0  0.62  65
PPM 232517     17:04:15.4 -11:41:15  9.2  0.07  64
533559         17:04:23.6 -11:37:37 16.6        65
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 5.0 sigma about the mid-time.
The median site spacing is 23.7 km RECON observability=0.5 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)
Kamloops 04:59:45 -8.2 NT Up 27.7 180.5 Low 04:52:40 - 05:06:50 10323
Victoria 04:59:59 -8.3 NT Up 29.8 177.1 Low 04:52:54 - 05:07:04 10272
Peachland 04:59:44 -9.1 NT Up 28.6 181.2 Low 04:52:39 - 05:06:49 10265
Kelowna 04:59:43 -9.2 NT Up 28.5 181.5 Low 04:52:38 - 05:06:48 10265
Summerland 04:59:44 -9.3 NT Up 28.8 181.3 Low 04:52:39 - 05:06:49 10255
Penticton 04:59:45 -9.4 NT Up 28.9 181.4 Low 04:52:40 - 05:06:50 10250
Oliver 04:59:44 -9.6 NT Up 29.2 181.4 Low 04:52:39 - 05:06:49 10231
Anarchist Mountain Observatory 04:59:44 -9.8 NT Up 29.4 181.6 Low 04:52:39 - 05:06:49 10219
Tonasket 04:59:44 -10.0 NT Up 29.7 181.6 Low 04:52:39 - 05:06:49 10203
Okanogan 04:59:45 -10.2 NT Up 30.0 181.4 Up 04:52:40 - 05:06:50 10188
Brewster 04:59:46 -10.3 NT Up 30.3 181.2 Up 04:52:41 - 05:06:51 10178
Manson/Chelan 04:59:47 -10.3 NT Up 30.5 180.8 Up 04:52:42 - 05:06:52 10174
Wenatchee 04:59:47 -10.5 NT Up 31.0 180.6 Up 04:52:42 - 05:06:52 10151
Ellensburg 04:59:51 -10.7 NT Up 31.4 180.4 Up 04:52:46 - 05:06:56 10133
Yakima 04:59:50 -11.0 NT Up 31.8 180.3 Up 04:52:45 - 05:06:55 10110
Sleaford 04:58:53 -12.5 AT Up 25.1 195.9 Low 04:51:48 - 05:05:58 10103
Toppenish/White Swan 04:59:49 -11.3 NT Up 32.0 180.5 Up 04:52:44 - 05:06:54 10095
Goldendale 04:59:52 -11.4 NT Up 32.6 180.0 Up 04:52:47 - 05:06:57 10072
The Dalles 04:59:52 -11.4 NT Up 32.8 179.6 Up 04:52:47 - 05:06:57 10067
PNWRO 04:59:45 -12.2 AT Up 32.4 182.3 Up 04:52:40 - 05:06:50 10042
Maupin 04:59:55 -11.8 NT Up 33.2 179.8 Up 04:52:50 - 05:07:00 10040
Sisters 04:59:58 -12.1 AT Up 34.1 179.2 Up 04:52:53 - 05:07:03 9999
Bend 04:59:56 -12.4 AT Up 34.3 179.5 Up 04:52:51 - 05:07:01 9980
Oregon Observatory 04:59:56 -12.5 AT Up 34.5 179.3 Up 04:52:51 - 05:07:01 9972
North Lake 04:59:55 -13.2 AT Up 35.2 180.0 Up 04:52:50 - 05:07:00 9921
Chiloquin 05:00:00 -13.2 AT Up 35.8 178.8 Up 04:52:55 - 05:07:05 9901
Klamath Falls 05:00:00 -13.5 AT Up 36.2 178.9 Up 04:52:55 - 05:07:05 9877
Lakeview 04:59:54 -14.3 AT Up 36.2 180.6 Up 04:52:49 - 05:06:59 9843
Cedarville 04:59:53 -14.8 AT Up 36.9 180.9 Up 04:52:48 - 05:06:58 9797
Fall River/Burney 05:00:00 -14.5 AT Up 37.4 179.4 Up 04:52:55 - 05:07:05 9794
Susanville 04:59:57 -15.3 AT Up 38.0 180.3 Up 04:52:52 - 05:07:02 9736
Greenville 04:59:59 -15.4 AT Up 38.3 179.9 Up 04:52:54 - 05:07:04 9724
Gimple 04:59:58 -15.4 AT Up 38.3 180.0 Up 04:52:53 - 05:07:03 9722
Quincy 04:59:59 -15.5 AT Up 38.5 179.9 Up 04:52:54 - 05:07:04 9711
Portola 04:59:57 -15.9 AT Up 38.6 180.5 Up 04:52:52 - 05:07:02 9692
Reno 04:59:55 -16.4 AT Up 38.9 181.3 Up 04:52:50 - 05:07:00 9659
Carson City 04:59:56 -16.7 AT Up 39.2 181.4 Up 04:52:51 - 05:07:01 9634
Gardnerville 04:59:55 -16.9 AT Up 39.5 181.4 Up 04:52:50 - 05:07:00 9616
Yerington 04:59:52 -17.1 AT Up 39.4 182.2 Up 04:52:47 - 05:06:57 9606
Hawthorne 04:59:51 -17.8 AT Up 39.8 182.8 Up 04:52:46 - 05:06:56 9561
Lee Vining 04:59:52 -17.9 AT Up 40.4 182.2 Up 04:52:47 - 05:06:57 9534
Tonopah 04:59:44 -18.9 Dark Up 40.2 184.6 Up 04:52:39 - 05:06:49 9494
Bishop 04:59:49 -18.7 Dark Up 41.0 183.2 Up 04:52:44 - 05:06:54 9474
Beatty 04:59:43 -19.9 Dark Up 41.4 185.3 Up 04:52:38 - 05:06:48 9400
Indian Springs 04:59:37 -20.8 Dark Up 41.6 186.7 Up 04:52:32 - 05:06:42 9349
Dunrhomin 04:58:48 -22.8 Dark Up 36.2 198.9 Up 04:51:43 - 05:05:53 9340
CU-SBO 04:58:49 -23.0 Dark Up 36.5 198.8 Up 04:51:44 - 05:05:54 9325
Henderson 04:59:34 -21.5 Dark Up 42.1 187.7 Up 04:52:29 - 05:06:39 9292
Wildwood 04:59:54 -20.9 Dark Up 44.3 183.1 Up 04:52:49 - 05:06:59 9240
Patrick 04:59:31 -22.6 Dark Up 42.5 189.2 Up 04:52:26 - 05:06:36 9216
Laughlin/Bullhead City 04:59:33 -22.4 Dark Up 42.9 188.3 Up 04:52:28 - 05:06:38 9216
Kingman/Dolan Springs 04:59:31 -22.7 Dark Up 42.8 189.0 Up 04:52:26 - 05:06:36 9204
Mohave Valley 04:59:33 -22.6 Dark Up 43.1 188.4 Up 04:52:28 - 05:06:38 9195
Idyllwild 04:59:44 -22.3 Dark Up 44.5 185.7 Up 04:52:39 - 05:06:49 9165
Lake Havasu City 04:59:35 -23.0 Dark Up 43.5 188.8 Up 04:52:30 - 05:06:40 9158
Parker 04:59:33 -23.3 Dark Up 43.8 188.8 Up 04:52:28 - 05:06:38 9131
Calipatria 04:59:39 -23.4 Dark Up 45.0 187.3 Up 04:52:34 - 05:06:44 9085
George/Scottsdale 04:59:22 -24.9 Dark Up 43.9 192.1 Up 04:52:17 - 05:06:27 9032
Yuma 04:59:37 -24.2 Dark Up 45.3 188.6 Up 04:52:32 - 05:06:42 9028

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 533559, (2023/07/24 05:02UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 16.82  58
35Eta Oph      17:10:22.7 -15:43:29  2.6  4.49  66
PPM 232375     16:57:26.0 -10:57:50  6.3  1.52  63
PPM 232569     17:04:33.3 -11:05:19  7.0  0.62  65
PPM 232517     17:02:56.6 -11:39:20  9.2  0.07  64
533559         17:03:04.9 -11:35:43 16.6        64
Positions are for J2000

Event circumstances last updated at 2022/10/05 04:20:43 UT

Marc W. Buie, Southwest Research Institute

RECON