RECON: TNO occultation with 534627

Event between (534627) 14UV224 and star GA1080:00339300 with event index number of 2388295

Geocentric closest approach at 2022/11/05 11:14:13 UTC

J2000 position of star is 03:12:28.7 +19:16:12
Equinox of date position of star is 03:13:46.6 +19:21:16
Stellar brightness G=14.5, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 44 degrees from the moon. Moon is 90% illuminated.
TNO apparent brightness V=22.4

[RECON map]
TNO is 41.5 AU from the Sun and 40.5 AU from the Earth.
The TNO is moving 24.6 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 136 seconds.
The 1-sigma cross-track error in the shadow position is 2009 km.
The sky-plane scale is 29382.1 km/arcsec.

The TNO has an absolute magnitude Hv=6.2
Diameter=345.2 km assuming a 5% albedo -- 14.0 sec chord
Diameter=140.9 km assuming a 30% albedo -- 5.7 sec chord
Dynamical classification is 11:3EEEEEEEE
 
 
 
 
 
 

Star training set for 534627, (2022/11/05 11:14UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:14.1 +16:33:12  0.8 20.03  63
Menkar         03:03:28.6 +04:10:41  2.5 15.38  38
57Del Ari      03:12:56.4 +19:48:42  4.3  0.50  44
PPM 118924     03:15:13.1 +19:03:26  8.0  0.45  45
PPM 118910     03:13:51.0 +19:01:40  8.6  0.33  44
PPM 118899     03:13:04.9 +19:23:22 10.2  0.17  44
534627         03:13:46.9 +19:21:17 14.5        45
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 30.0 km RECON observability=1.0 and success probability=2.1%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Sleaford 11:11:17 -27.0 Dark Down 34.3 256.9 Up 10:59:29 - 11:23:05 7703
Kamloops 11:11:44 -36.0 Dark Up 43.2 244.4 Up 10:59:56 - 11:23:32 7488
Kelowna 11:11:40 -35.8 Dark Up 43.0 246.0 Up 10:59:52 - 11:23:28 7408
Peachland 11:11:41 -36.0 Dark Up 43.3 245.8 Up 10:59:53 - 11:23:29 7397
Summerland 11:11:40 -36.0 Dark Up 43.3 246.0 Up 10:59:52 - 11:23:28 7382
Penticton 11:11:40 -35.9 Dark Up 43.2 246.2 Up 10:59:52 - 11:23:28 7375
Oliver 11:11:39 -36.1 Dark Up 43.4 246.5 Up 10:59:51 - 11:23:27 7340
Anarchist Mountain Observatory 11:11:38 -36.0 Dark Up 43.3 246.8 Up 10:59:50 - 11:23:26 7323
Tonasket 11:11:38 -36.1 Dark Up 43.5 247.0 Up 10:59:50 - 11:23:26 7291
Victoria 11:11:47 -38.6 Dark Up 45.9 243.1 Up 10:59:59 - 11:23:35 7268
Okanogan 11:11:38 -36.3 Dark Up 43.7 247.1 Up 10:59:50 - 11:23:26 7257
Brewster 11:11:38 -36.6 Dark Up 43.9 247.2 Up 10:59:50 - 11:23:26 7229
Manson/Chelan 11:11:39 -36.9 Dark Up 44.3 247.0 Up 10:59:51 - 11:23:27 7207
Wenatchee 11:11:38 -37.1 Dark Up 44.5 247.3 Up 10:59:50 - 11:23:26 7158
Ellensburg 11:11:39 -37.4 Dark Up 44.8 247.4 Up 10:59:51 - 11:23:27 7115
Yakima 11:11:39 -37.5 Dark Up 45.0 247.8 Up 10:59:51 - 11:23:27 7073
Toppenish/White Swan 11:11:38 -37.5 Dark Up 45.0 248.1 Up 10:59:50 - 11:23:26 7051
PNWRO 11:11:34 -36.6 Dark Up 44.2 249.9 Up 10:59:46 - 11:23:22 7016
Goldendale 11:11:38 -37.9 Dark Up 45.5 248.2 Up 10:59:50 - 11:23:26 6993
The Dalles 11:11:39 -38.3 Dark Up 45.8 248.1 Up 10:59:51 - 11:23:27 6969
Maupin 11:11:38 -38.3 Dark Up 45.9 248.6 Up 10:59:50 - 11:23:26 6925
Sisters 11:11:38 -38.9 Dark Up 46.5 249.0 Up 10:59:50 - 11:23:26 6833
Bend 11:11:38 -38.8 Dark Up 46.4 249.5 Up 10:59:50 - 11:23:26 6808
Oregon Observatory 11:11:38 -39.0 Dark Up 46.6 249.5 Up 10:59:50 - 11:23:26 6790
North Lake 11:11:36 -38.8 Dark Up 46.4 250.7 Up 10:59:48 - 11:23:24 6724
Chiloquin 11:11:38 -39.6 Dark Up 47.3 250.4 Up 10:59:50 - 11:23:26 6651
Klamath Falls 11:11:37 -39.7 Dark Up 47.4 250.9 Up 10:59:49 - 11:23:25 6615
Lakeview 11:11:34 -38.7 Dark Up 46.4 252.2 Up 10:59:46 - 11:23:22 6613
Cedarville 11:11:32 -38.7 Dark Up 46.5 253.0 Up 10:59:44 - 11:23:20 6543
Dunrhomin 11:10:56 -27.8 Dark Down 35.7 265.7 Up 10:59:08 - 11:22:44 6506
Fall River/Burney 11:11:35 -39.7 Dark Up 47.5 252.4 Up 10:59:47 - 11:23:23 6490
CU-SBO 11:10:56 -27.9 Dark Down 35.8 265.8 Up 10:59:08 - 11:22:44 6478
Susanville 11:11:33 -39.3 Dark Up 47.1 253.7 Up 10:59:45 - 11:23:21 6423
Greenville 11:11:33 -39.6 Dark Up 47.4 253.8 Up 10:59:45 - 11:23:21 6393
Gimple 11:11:33 -39.5 Dark Up 47.4 253.8 Up 10:59:45 - 11:23:21 6393
Quincy 11:11:33 -39.7 Dark Up 47.5 254.0 Up 10:59:45 - 11:23:21 6372
Portola 11:11:32 -39.3 Dark Up 47.2 254.5 Up 10:59:44 - 11:23:20 6359
Reno 11:11:30 -38.9 Dark Up 46.7 255.3 Up 10:59:42 - 11:23:18 6332
Carson City 11:11:29 -39.0 Dark Up 46.8 255.7 Up 10:59:41 - 11:23:17 6293
Yerington 11:11:27 -38.5 Dark Up 46.4 256.4 Up 10:59:39 - 11:23:15 6274
Gardnerville 11:11:29 -39.0 Dark Up 46.8 256.0 Up 10:59:41 - 11:23:17 6267
Hawthorne 11:11:25 -38.2 Dark Up 46.1 257.3 Up 10:59:37 - 11:23:13 6225
Tonopah 11:11:21 -37.2 Dark Up 45.1 258.9 Up 10:59:33 - 11:23:09 6180
Lee Vining 11:11:27 -38.7 Dark Up 46.6 257.5 Up 10:59:39 - 11:23:15 6163
Bishop 11:11:24 -38.2 Dark Up 46.2 258.7 Up 10:59:36 - 11:23:12 6101
Beatty 11:11:19 -37.0 Dark Up 45.0 260.4 Up 10:59:31 - 11:23:07 6057
Indian Springs 11:11:16 -36.2 Dark Up 44.2 261.5 Up 10:59:28 - 11:23:04 6026
Henderson 11:11:14 -35.8 Dark Down 43.7 262.5 Up 10:59:26 - 11:23:02 5972
Patrick 11:11:10 -34.9 Dark Down 42.9 263.8 Up 10:59:22 - 11:22:58 5910
Kingman/Dolan Springs 11:11:11 -35.1 Dark Down 43.1 263.9 Up 10:59:23 - 11:22:59 5885
Laughlin/Bullhead City 11:11:12 -35.5 Dark Down 43.5 263.6 Up 10:59:24 - 11:23:00 5879
Mohave Valley 11:11:12 -35.5 Dark Down 43.5 263.8 Up 10:59:24 - 11:23:00 5849
Lake Havasu City 11:11:11 -35.4 Dark Down 43.4 264.4 Up 10:59:23 - 11:22:59 5807
Parker 11:11:11 -35.4 Dark Down 43.4 264.7 Up 10:59:23 - 11:22:59 5769
Wildwood 11:11:22 -38.9 Dark Up 46.9 262.0 Up 10:59:34 - 11:23:10 5744
George/Scottsdale 11:11:04 -33.4 Dark Down 41.4 266.6 Up 10:59:16 - 11:22:52 5739
Idyllwild 11:11:17 -37.4 Dark Up 45.4 263.6 Up 10:59:29 - 11:23:05 5712
Calipatria 11:11:13 -36.5 Dark Up 44.5 264.9 Up 10:59:25 - 11:23:01 5651
Yuma 11:11:11 -35.8 Dark Down 43.8 265.9 Up 10:59:23 - 11:22:59 5608

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 534627, (2022/11/05 11:14UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:29  0.8 20.03  63
Menkar         03:02:16.8 +04:05:21  2.5 15.38  38
57Del Ari      03:11:38.0 +19:43:36  4.3  0.50  44
PPM 118924     03:13:54.9 +18:58:23  8.0  0.45  45
PPM 118910     03:12:33.0 +18:56:35  8.6  0.33  44
PPM 118899     03:11:46.7 +19:18:16 10.2  0.17  44
534627         03:12:28.7 +19:16:12 14.5        44
Positions are for J2000

Event circumstances last updated at 2022/10/03 04:12:28 UT

Marc W. Buie, Southwest Research Institute

RECON