RECON: TNO occultation with 523700

Event between (523700) 14GM54 and star GA1060:13597498 with event index number of 2088824

Geocentric closest approach at 2022/11/09 05:56:51 UTC

J2000 position of star is 19:48:28.6 +17:15:29
Equinox of date position of star is 19:49:30.1 +17:18:58
Stellar brightness G=15.8, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 107 degrees from the moon. Moon is 99% illuminated.
TNO apparent brightness V=21.9

[RECON map]
TNO is 27.9 AU from the Sun and 28.0 AU from the Earth.
The TNO is moving 24.9 km/sec on the sky relative to the star, or, 4.4 arcsec/hr.
The 1-sigma error in the time of the event is 58 seconds.
The 1-sigma cross-track error in the shadow position is 1463 km.
The sky-plane scale is 20322.4 km/arcsec.

The TNO has an absolute magnitude Hv=7.2
Diameter=229.1 km assuming a 5% albedo -- 8.9 sec chord
Diameter=93.5 km assuming a 30% albedo -- 3.7 sec chord
Dynamical classification is 3:2E+6:4II
 
 
 
 
 
 

Star training set for 523700, (2022/11/09 05:57UT)
Object            RA         Dec     mag  sep  mel
Vega           18:37:42.8 +38:48:22  0.0 26.58 107
Tarazed        19:47:20.8 +10:40:14  2.7  6.67 111
7Del Sge       19:48:24.4 +18:35:31  3.8  1.30 107
PPM 136996     19:48:59.5 +17:19:42  8.4  0.12 107
PPM 137023     19:49:46.9 +17:24:49 10.6  0.12 107
523700         19:49:30.4 +17:18:59 15.8       107
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 0.0 km RECON observability=0.0 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)
Dunrhomin 05:57:00 -64.4 Dark Up 7.1 286.6 Really Low 05:51:43 - 06:02:18 5610
CU-SBO 05:57:02 -64.6 Dark Up 7.1 286.6 Really Low 05:51:44 - 06:02:19 5609
Sleaford 05:56:10 -53.3 Dark Up 10.9 284.2 Really Low 05:50:53 - 06:01:28 5466
George/Scottsdale 05:57:33 -66.4 Dark Up 10.4 283.9 Really Low 05:52:16 - 06:02:51 5461
Patrick 05:57:27 -64.0 Dark Up 12.5 282.5 Really Low 05:52:10 - 06:02:45 5439
Kingman/Dolan Springs 05:57:30 -64.0 Dark Up 12.5 282.4 Really Low 05:52:12 - 06:02:47 5432
Henderson 05:57:26 -62.9 Dark Up 13.5 281.7 Really Low 05:52:08 - 06:02:43 5420
Laughlin/Bullhead City 05:57:29 -63.7 Dark Up 13.0 282.1 Really Low 05:52:12 - 06:02:47 5419
Lake Havasu City 05:57:32 -64.3 Dark Up 12.6 282.4 Really Low 05:52:14 - 06:02:49 5417
Mohave Valley 05:57:30 -63.9 Dark Up 12.9 282.2 Really Low 05:52:12 - 06:02:47 5417
Parker 05:57:33 -64.6 Dark Up 12.5 282.5 Really Low 05:52:15 - 06:02:50 5413
Indian Springs 05:57:23 -62.1 Dark Up 14.1 281.2 Really Low 05:52:05 - 06:02:40 5409
Beatty 05:57:22 -61.2 Dark Up 15.1 280.5 Really Low 05:52:05 - 06:02:40 5385
Yuma 05:57:39 -65.2 Dark Up 12.4 282.7 Really Low 05:52:22 - 06:02:57 5384
Tonopah 05:57:18 -60.2 Dark Up 15.6 279.9 Really Low 05:52:00 - 06:02:35 5384
Calipatria 05:57:38 -64.3 Dark Up 13.3 282.1 Really Low 05:52:20 - 06:02:55 5369
Idyllwild 05:57:36 -63.2 Dark Up 14.4 281.4 Really Low 05:52:19 - 06:02:54 5350
Hawthorne 05:57:17 -59.1 Dark Up 16.8 279.0 Really Low 05:51:59 - 06:02:34 5350
Bishop 05:57:22 -59.9 Dark Up 16.4 279.4 Really Low 05:52:04 - 06:02:39 5347
PNWRO 05:56:44 -53.9 Dark Up 18.1 276.4 Really Low 05:51:27 - 06:02:02 5340
Yerington 05:57:14 -58.5 Dark Up 17.3 278.5 Really Low 05:51:57 - 06:02:32 5339
Lee Vining 05:57:19 -59.1 Dark Up 17.1 278.8 Really Low 05:52:01 - 06:02:36 5333
Reno 05:57:13 -57.7 Dark Up 17.9 277.9 Really Low 05:51:55 - 06:02:30 5324
Carson City 05:57:13 -57.9 Dark Up 17.8 278.1 Really Low 05:51:56 - 06:02:31 5322
Gardnerville 05:57:15 -58.1 Dark Up 17.7 278.2 Really Low 05:51:57 - 06:02:32 5322
Cedarville 05:57:04 -56.2 Dark Up 18.4 277.0 Really Low 05:51:46 - 06:02:21 5321
Lakeview 05:57:00 -55.7 Dark Up 18.7 276.7 Really Low 05:51:43 - 06:02:18 5316
Portola 05:57:11 -57.1 Dark Up 18.4 277.4 Really Low 05:51:54 - 06:02:29 5307
Susanville 05:57:09 -56.7 Dark Up 18.6 277.1 Really Low 05:51:51 - 06:02:26 5304
Wildwood 05:57:35 -61.6 Dark Up 16.0 280.3 Really Low 05:52:18 - 06:02:53 5303
Okanogan 05:56:34 -51.8 Dark Up 18.8 275.1 Really Low 05:51:16 - 06:01:51 5301
Tonasket 05:56:31 -51.7 Dark Up 18.8 275.0 Really Low 05:51:14 - 06:01:49 5301
North Lake 05:56:57 -54.7 Dark Up 19.2 276.0 Really Low 05:51:40 - 06:02:15 5301
Toppenish/White Swan 05:56:42 -52.9 Dark Up 19.2 275.2 Really Low 05:51:25 - 06:02:00 5300
Anarchist Mountain Observatory 05:56:30 -51.5 Dark Up 18.8 275.0 Really Low 05:51:13 - 06:01:48 5300
Brewster 05:56:35 -51.9 Dark Up 18.9 275.0 Really Low 05:51:18 - 06:01:53 5300
Gimple 05:57:09 -56.7 Dark Up 18.8 277.1 Really Low 05:51:52 - 06:02:27 5297
Greenville 05:57:10 -56.6 Dark Up 18.8 277.0 Really Low 05:51:52 - 06:02:27 5295
Yakima 05:56:42 -52.6 Dark Up 19.3 275.0 Really Low 05:51:24 - 06:01:59 5294
Quincy 05:57:11 -56.8 Dark Up 18.8 277.1 Really Low 05:51:53 - 06:02:28 5294
Wenatchee 05:56:37 -52.2 Dark Up 19.2 274.9 Really Low 05:51:20 - 06:01:55 5293
Manson/Chelan 05:56:35 -51.9 Dark Up 19.2 274.8 Really Low 05:51:18 - 06:01:53 5293
Goldendale 05:56:44 -53.0 Dark Up 19.4 275.1 Really Low 05:51:27 - 06:02:02 5293
Oliver 05:56:30 -51.3 Dark Up 18.9 274.8 Really Low 05:51:13 - 06:01:48 5292
Ellensburg 05:56:40 -52.4 Dark Up 19.3 274.9 Really Low 05:51:22 - 06:01:57 5291
Maupin 05:56:48 -53.4 Dark Up 19.5 275.1 Really Low 05:51:31 - 06:02:06 5289
Bend 05:56:53 -54.0 Dark Up 19.6 275.4 Really Low 05:51:35 - 06:02:10 5288
Penticton 05:56:28 -51.0 Dark Up 18.9 274.7 Really Low 05:51:11 - 06:01:46 5288
Kelowna 05:56:28 -50.8 Dark Up 18.9 274.6 Really Low 05:51:10 - 06:01:45 5286
Fall River/Burney 05:57:07 -55.8 Dark Up 19.3 276.4 Really Low 05:51:50 - 06:02:25 5285
Oregon Observatory 05:56:54 -54.0 Dark Up 19.7 275.4 Really Low 05:51:36 - 06:02:11 5285
Summerland 05:56:28 -50.9 Dark Up 19.0 274.6 Really Low 05:51:11 - 06:01:46 5284
The Dalles 05:56:46 -53.0 Dark Up 19.6 274.9 Really Low 05:51:28 - 06:02:03 5284
Peachland 05:56:27 -50.7 Dark Up 19.1 274.4 Really Low 05:51:10 - 06:01:45 5280
Sisters 05:56:52 -53.7 Dark Up 19.8 275.1 Really Low 05:51:35 - 06:02:10 5280
Klamath Falls 05:57:02 -54.9 Dark Up 19.7 275.8 Really Low 05:51:44 - 06:02:19 5277
Chiloquin 05:57:00 -54.6 Dark Up 19.8 275.6 Really Low 05:51:42 - 06:02:17 5275
Kamloops 05:56:23 -49.8 Dark Up 19.5 273.6 Really Low 05:51:06 - 06:01:41 5253
Victoria 05:56:34 -49.9 Dark Up 21.4 272.2 Low 05:51:16 - 06:01:51 5203

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 523700, (2022/11/09 05:57UT)
Object            RA         Dec     mag  sep  mel
Vega           18:36:56.7 +38:47:07  0.0 26.58 107
Tarazed        19:46:15.6 +10:36:48  2.7  6.67 111
7Del Sge       19:47:23.3 +18:32:04  3.8  1.30 107
PPM 136996     19:47:57.7 +17:16:13  8.4  0.12 107
PPM 137023     19:48:45.1 +17:21:19 10.6  0.12 107
523700         19:48:28.6 +17:15:29 15.8       107
Positions are for J2000

Event circumstances last updated at 2022/10/02 04:10:00 UT

Marc W. Buie, Southwest Research Institute

RECON