RECON: TNO occultation with 463368

Event between (463368) 12VU85 and star GA1060:02209476 with event index number of 2278707

Geocentric closest approach at 2022/11/13 07:27:11 UTC

J2000 position of star is 06:39:26.4 +16:24:32
Equinox of date position of star is 06:40:43.3 +16:23:14
Stellar brightness G=15.4, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 13 degrees from the moon. Moon is 79% illuminated.
TNO apparent brightness V=21.0

[RECON map]
TNO is 22.8 AU from the Sun and 22.1 AU from the Earth.
The TNO is moving 14.1 km/sec on the sky relative to the star, or, 3.2 arcsec/hr.
The 1-sigma error in the time of the event is 429 seconds.
The 1-sigma cross-track error in the shadow position is 2334 km.
The sky-plane scale is 16055.7 km/arcsec.

The TNO has an absolute magnitude Hv=7.3
Diameter=208.9 km assuming a 5% albedo -- 14.8 sec chord
Diameter=85.3 km assuming a 30% albedo -- 6.0 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 463368, (2022/11/13 07:27UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:56:24.6 +07:24:34  0.4 14.07  26
Alhena         06:39:02.0 +16:22:40  1.9  0.41  13
PPM 122879     06:42:41.1 +16:22:27  5.9  0.46  13
PPM 122848     06:41:27.0 +16:41:48  8.5  0.35  12
PPM 122795     06:39:40.9 +16:23:07 10.5  0.26  13
463368         06:40:45.6 +16:23:12 15.4        13
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 2.1 sigma about the mid-time.
The median site spacing is 22.3 km RECON observability=1.0 and success probability=12.0%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kamloops 07:29:57 -57.2 Dark Up 34.4 107.1 Up 07:14:57 - 07:44:57 3872
Victoria 07:30:18 -58.9 Dark Up 33.1 103.1 Up 07:15:18 - 07:45:18 3810
Peachland 07:30:02 -58.1 Dark Up 35.0 107.1 Up 07:15:02 - 07:45:02 3797
Kelowna 07:30:00 -58.0 Dark Up 35.2 107.4 Up 07:15:00 - 07:45:00 3797
Summerland 07:30:02 -58.3 Dark Up 35.1 107.1 Up 07:15:02 - 07:45:02 3785
Penticton 07:30:03 -58.3 Dark Up 35.2 107.1 Up 07:15:03 - 07:45:03 3778
Oliver 07:30:05 -58.7 Dark Up 35.3 106.9 Up 07:15:05 - 07:45:05 3754
Anarchist Mountain Observatory 07:30:05 -58.9 Dark Up 35.5 106.9 Up 07:15:05 - 07:45:05 3738
Tonasket 07:30:07 -59.2 Dark Up 35.5 106.7 Up 07:15:07 - 07:45:07 3719
Okanogan 07:30:09 -59.5 Dark Up 35.5 106.3 Up 07:15:09 - 07:45:09 3700
Brewster 07:30:12 -59.8 Dark Up 35.5 106.0 Up 07:15:12 - 07:45:12 3687
Manson/Chelan 07:30:14 -59.9 Dark Up 35.3 105.5 Up 07:15:14 - 07:45:14 3683
Wenatchee 07:30:17 -60.4 Dark Up 35.3 105.0 Up 07:15:17 - 07:45:17 3655
Ellensburg 07:30:20 -60.8 Dark Up 35.3 104.6 Up 07:15:20 - 07:45:20 3633
Sleaford 07:29:08 -54.9 Dark Up 41.8 122.2 Up 07:14:08 - 07:44:08 3612
Yakima 07:30:22 -61.2 Dark Up 35.4 104.3 Up 07:15:22 - 07:45:22 3605
Toppenish/White Swan 07:30:25 -61.4 Dark Up 35.6 104.3 Up 07:15:25 - 07:45:25 3586
Goldendale 07:30:28 -61.9 Dark Up 35.4 103.6 Up 07:15:28 - 07:45:28 3559
The Dalles 07:30:30 -62.1 Dark Up 35.2 103.1 Up 07:15:30 - 07:45:30 3553
Maupin 07:30:32 -62.5 Dark Up 35.4 102.9 Up 07:15:32 - 07:45:32 3520
PNWRO 07:30:21 -61.9 Dark Up 36.7 105.3 Up 07:15:21 - 07:45:21 3519
Sisters 07:30:39 -63.4 Dark Up 35.3 101.9 Up 07:15:39 - 07:45:39 3471
Bend 07:30:40 -63.6 Dark Up 35.5 102.0 Up 07:15:40 - 07:45:40 3447
Oregon Observatory 07:30:41 -63.8 Dark Up 35.5 101.8 Up 07:15:41 - 07:45:41 3438
North Lake 07:30:43 -64.5 Dark Up 36.0 101.7 Up 07:15:43 - 07:45:43 3376
Chiloquin 07:30:49 -65.0 Dark Up 35.4 100.5 Up 07:15:49 - 07:45:49 3354
Klamath Falls 07:30:51 -65.4 Dark Up 35.6 100.4 Up 07:15:51 - 07:45:51 3326
Lakeview 07:30:48 -65.6 Dark Up 36.6 101.4 Up 07:15:48 - 07:45:48 3282
Cedarville 07:30:50 -66.3 Dark Up 36.9 101.1 Up 07:15:50 - 07:45:50 3227
Fall River/Burney 07:30:57 -66.6 Dark Up 36.1 99.8 Up 07:15:57 - 07:45:57 3226
Susanville 07:30:58 -67.3 Dark Up 36.7 99.9 Up 07:15:58 - 07:45:58 3155
Greenville 07:31:01 -67.5 Dark Up 36.6 99.5 Up 07:16:01 - 07:46:01 3143
Gimple 07:31:01 -67.5 Dark Up 36.6 99.6 Up 07:16:01 - 07:46:01 3140
Quincy 07:31:02 -67.7 Dark Up 36.6 99.4 Up 07:16:02 - 07:46:02 3127
Portola 07:31:01 -67.9 Dark Up 37.0 99.6 Up 07:16:01 - 07:46:01 3103
Reno 07:31:00 -68.3 Dark Up 37.5 99.9 Up 07:16:00 - 07:46:00 3062
Carson City 07:31:02 -68.6 Dark Up 37.6 99.7 Up 07:16:02 - 07:46:02 3033
Gardnerville 07:31:03 -68.9 Dark Up 37.7 99.5 Up 07:16:03 - 07:46:03 3013
Yerington 07:31:02 -68.9 Dark Up 38.1 100.0 Up 07:16:02 - 07:46:02 2999
Hawthorne 07:31:03 -69.4 Dark Up 38.6 100.0 Up 07:16:03 - 07:46:03 2945
Lee Vining 07:31:08 -69.9 Dark Up 38.4 99.2 Up 07:16:08 - 07:46:08 2915
Tonopah 07:31:01 -69.9 Dark Up 39.8 100.7 Up 07:16:01 - 07:46:01 2864
Bishop 07:31:07 -70.6 Dark Up 39.0 99.3 Up 07:16:07 - 07:46:07 2844
Beatty 07:31:05 -71.1 Dark Up 40.4 100.1 Up 07:16:05 - 07:46:05 2754
Indian Springs 07:31:01 -71.4 Dark Up 41.3 100.6 Up 07:16:01 - 07:46:01 2693
Dunrhomin 07:30:03 -65.7 Dark Up 47.9 112.7 Up 07:15:03 - 07:45:03 2681
CU-SBO 07:30:04 -65.9 Dark Up 48.0 112.4 Up 07:15:04 - 07:45:04 2663
Henderson 07:31:02 -71.9 Dark Up 41.9 100.6 Up 07:16:02 - 07:46:02 2626
Wildwood 07:31:25 -73.8 Dark Up 39.4 96.5 Up 07:16:25 - 07:46:25 2577
Laughlin/Bullhead City 07:31:06 -72.7 Dark Up 42.4 100.1 Up 07:16:06 - 07:46:06 2538
Patrick 07:31:01 -72.4 Dark Up 42.9 100.8 Up 07:16:01 - 07:46:01 2537
Kingman/Dolan Springs 07:31:04 -72.6 Dark Up 42.8 100.5 Up 07:16:04 - 07:46:04 2524
Mohave Valley 07:31:06 -73.0 Dark Up 42.5 99.9 Up 07:16:06 - 07:46:06 2515
Idyllwild 07:31:19 -74.2 Dark Up 40.9 97.4 Up 07:16:19 - 07:46:19 2485
Lake Havasu City 07:31:08 -73.3 Dark Up 42.7 99.7 Up 07:16:08 - 07:46:08 2472
Parker 07:31:09 -73.7 Dark Up 42.8 99.4 Up 07:16:09 - 07:46:09 2441
Calipatria 07:31:19 -74.8 Dark Up 42.0 97.7 Up 07:16:19 - 07:46:19 2392
Yuma 07:31:17 -75.2 Dark Up 42.8 97.9 Up 07:16:17 - 07:46:17 2325
George/Scottsdale 07:31:02 -73.7 Dark Up 44.9 100.7 Up 07:16:02 - 07:46:02 2325

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 463368, (2022/11/13 07:27UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:55:10.3 +07:24:26  0.4 14.07  26
Alhena         06:37:42.8 +16:23:57  1.9  0.41  13
PPM 122879     06:41:21.9 +16:23:51  5.9  0.46  13
PPM 122848     06:40:07.6 +16:43:09  8.5  0.35  12
PPM 122795     06:38:21.7 +16:24:25 10.5  0.26  13
463368         06:39:26.4 +16:24:32 15.4        13
Positions are for J2000

Event circumstances last updated at 2022/03/16 01:01:50 UT

Marc W. Buie, Southwest Research Institute

RECON