RECON: TNO occultation with 535032

Event between (535032) 14WP510 and star GA1120:00937452 with event index number of 1617120

Geocentric closest approach at 2022/12/23 06:06:49 UTC

J2000 position of star is 05:04:14.0 +23:21:51
Equinox of date position of star is 05:05:24.9 +23:23:25
Stellar brightness G=11.7, use SENSEUP=8
Star is 168 degrees from the moon. Moon is 0% illuminated.
TNO apparent brightness V=22.8

[RECON map]
TNO is 35.5 AU from the Sun and 34.5 AU from the Earth.
The TNO is moving 24.2 km/sec on the sky relative to the star, or, 3.5 arcsec/hr.
The 1-sigma error in the time of the event is 242 seconds.
The 1-sigma cross-track error in the shadow position is 1954 km.
The sky-plane scale is 25023.4 km/arcsec.

The TNO has an absolute magnitude Hv=7.3
Diameter=208.9 km assuming a 5% albedo -- 8.6 sec chord
Diameter=85.3 km assuming a 30% albedo -- 3.5 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 535032, (2022/12/23 06:07UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:14.5 +16:33:14  0.8  9.55 159
Alnath         05:27:44.8 +28:37:29  1.6  7.21 173
PPM 094053     05:07:01.1 +23:05:27  6.5  0.44 168
PPM 094026     05:05:44.6 +23:33:27  9.4  0.16 168
535032         05:05:37.5 +23:23:41 11.7       168
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 3.7 sigma about the mid-time.
The median site spacing is 24.5 km RECON observability=1.0 and success probability=17.0%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kelowna 06:07:17 -56.0 Dark Down 61.9 156.4 Up 05:52:17 - 06:22:17 3518
Summerland 06:07:18 -56.1 Dark Down 62.1 155.7 Up 05:52:18 - 06:22:18 3492
Penticton 06:07:18 -56.2 Dark Down 62.2 155.8 Up 05:52:18 - 06:22:18 3485
Okanagan Falls 06:07:18 -56.3 Dark Down 62.3 155.6 Up 05:52:18 - 06:22:18 3466
Oliver 06:07:19 -56.4 Dark Down 62.5 155.5 Up 05:52:19 - 06:22:19 3450
Anarchist Mountain Observatory 06:07:18 -56.6 Dark Down 62.7 155.8 Up 05:52:18 - 06:22:18 3431
Oroville 06:07:18 -56.6 Dark Down 62.8 155.6 Up 05:52:18 - 06:22:18 3425
Tonasket 06:07:19 -56.8 Dark Down 63.0 155.4 Up 05:52:19 - 06:22:19 3402
Okanogan 06:07:20 -56.9 Dark Down 63.2 154.8 Up 05:52:20 - 06:22:20 3370
Brewster 06:07:20 -57.0 Dark Down 63.4 154.2 Up 05:52:20 - 06:22:20 3346
Manson/Chelan 06:07:22 -56.9 Dark Down 63.5 153.3 Up 05:52:22 - 06:22:22 3329
Wenatchee 06:07:23 -57.1 Dark Down 63.9 152.6 Up 05:52:23 - 06:22:23 3284
Ellensburg 06:07:24 -57.3 Dark Down 64.2 151.7 Up 05:52:24 - 06:22:24 3245
Yakima 06:07:24 -57.5 Dark Down 64.5 151.3 Up 05:52:24 - 06:22:24 3205
Toppenish/White Swan 06:07:24 -57.7 Dark Down 64.8 151.4 Up 05:52:24 - 06:22:24 3181
Pasco 06:07:20 -58.5 Dark Down 65.3 153.9 Up 05:52:20 - 06:22:20 3155
Goldendale 06:07:26 -57.8 Dark Down 65.1 150.0 Up 05:52:26 - 06:22:26 3131
PNWRO 06:07:20 -58.8 Dark Down 65.6 154.1 Up 05:52:20 - 06:22:20 3127
George/Umatilla 06:07:21 -58.6 Dark Down 65.5 153.1 Up 05:52:21 - 06:22:21 3123
The Dalles 06:07:27 -57.7 Dark Down 65.2 149.0 Up 05:52:27 - 06:22:27 3113
Maupin 06:07:27 -58.0 Dark Down 65.6 148.8 Up 05:52:27 - 06:22:27 3069
Madras/Culver 06:07:28 -58.3 Dark Down 66.0 148.1 Up 05:52:28 - 06:22:28 3015
Sisters 06:07:29 -58.2 Dark Down 66.1 146.7 Up 05:52:29 - 06:22:29 2986
Redmond 06:07:28 -58.4 Dark Down 66.3 147.5 Up 05:52:28 - 06:22:28 2979
Bend 06:07:29 -58.5 Dark Down 66.4 147.0 Up 05:52:29 - 06:22:29 2959
Oregon Observatory 06:07:30 -58.5 Dark Down 66.5 146.5 Up 05:52:30 - 06:22:30 2943
La Pine/Gilchrist 06:07:30 -58.5 Dark Down 66.7 146.1 Up 05:52:30 - 06:22:30 2923
North Lake 06:07:29 -59.1 Dark Down 67.3 146.8 Up 05:52:29 - 06:22:29 2871
Chiloquin 06:07:32 -58.9 Dark Down 67.4 143.9 Up 05:52:32 - 06:22:32 2814
Paisley 06:07:28 -59.6 Dark Down 67.9 146.8 Up 05:52:28 - 06:22:28 2810
Klamath Falls 06:07:32 -59.1 Dark Down 67.8 143.5 Up 05:52:32 - 06:22:32 2778
Lakeview 06:07:28 -60.0 Dark Down 68.4 146.6 Up 05:52:28 - 06:22:28 2755
Tulelake 06:07:32 -59.4 Dark Down 68.1 143.8 Up 05:52:32 - 06:22:32 2746
Cedarville 06:07:28 -60.5 Dark Down 69.0 146.0 Up 05:52:28 - 06:22:28 2685
Fall River/Burney 06:07:32 -59.9 Dark Down 68.9 142.6 Up 05:52:32 - 06:22:32 2651
Susanville 06:07:31 -60.7 Dark Down 69.7 143.2 Up 05:52:31 - 06:22:31 2576
Greenville 06:07:32 -60.6 Dark Down 69.8 142.1 Up 05:52:32 - 06:22:32 2551
Gimple 06:07:32 -60.6 Dark Down 69.8 142.3 Up 05:52:32 - 06:22:32 2549
Quincy 06:07:32 -60.7 Dark Down 70.0 141.8 Up 05:52:32 - 06:22:32 2530
Portola 06:07:31 -61.1 Dark Down 70.3 142.7 Up 05:52:31 - 06:22:31 2510
Reno 06:07:29 -61.6 Dark Down 70.8 143.8 Up 05:52:29 - 06:22:29 2474
Carson City 06:07:29 -61.8 Dark Down 71.1 143.2 Up 05:52:29 - 06:22:29 2436
Gardnerville 06:07:29 -61.9 Dark Down 71.3 142.9 Up 05:52:29 - 06:22:29 2410
Yerington 06:07:27 -62.3 Dark Down 71.5 144.4 Up 05:52:27 - 06:22:27 2407
SwRI 06:06:38 -70.0 Dark Down 73.3 186.7 Up 05:51:38 - 06:21:38 2396
Hawthorne 06:07:25 -62.9 Dark Down 72.1 144.9 Up 05:52:25 - 06:22:25 2352
Lee Vining 06:07:27 -62.8 Dark Down 72.4 142.6 Up 05:52:27 - 06:22:27 2298
Tonopah 06:07:21 -64.1 Dark Down 73.1 147.9 Up 05:52:21 - 06:22:21 2285
Bishop 06:07:25 -63.5 Dark Down 73.2 143.4 Up 05:52:25 - 06:22:25 2226
Beatty 06:07:20 -64.9 Dark Down 74.3 147.1 Up 05:52:20 - 06:22:20 2157
Lone Pine 06:07:25 -64.1 Dark Down 74.0 142.7 Up 05:52:25 - 06:22:25 2141
Indian Springs 06:07:17 -65.8 Dark Down 75.0 149.8 Up 05:52:17 - 06:22:17 2110
Henderson 06:07:14 -66.6 Dark Down 75.8 151.0 Up 05:52:14 - 06:22:14 2045
CPSLO 06:07:35 -62.6 Dark Down 73.5 133.0 Up 05:52:35 - 06:22:35 2037
Searchlight/Boulder City 06:07:15 -66.8 Dark Down 76.3 150.1 Up 05:52:15 - 06:22:15 1983
Patrick 06:07:11 -67.6 Dark Down 76.7 153.7 Up 05:52:11 - 06:22:11 1967
Laughlin/Bullhead City 06:07:13 -67.2 Dark Down 76.7 150.7 Up 05:52:13 - 06:22:13 1947
Kingman/Dolan Springs 06:07:12 -67.6 Dark Down 76.9 152.6 Up 05:52:12 - 06:22:12 1944
Mohave Valley 06:07:14 -67.3 Dark Down 76.9 150.1 Up 05:52:14 - 06:22:14 1918
Wildwood 06:07:29 -64.6 Dark Down 75.6 135.2 Up 05:52:29 - 06:22:29 1879
Lake Havasu City 06:07:13 -67.7 Dark Down 77.4 150.1 Up 05:52:13 - 06:22:13 1872
Parker 06:07:13 -67.9 Dark Down 77.7 149.5 Up 05:52:13 - 06:22:13 1834
Idyllwild 06:07:22 -66.2 Dark Down 76.9 139.9 Up 05:52:22 - 06:22:22 1817
Blythe 06:07:14 -67.8 Dark Down 78.0 147.0 Up 05:52:14 - 06:22:14 1780
Calipatria 06:07:18 -67.3 Dark Down 78.0 142.2 Up 05:52:18 - 06:22:18 1737
Yuma 06:07:15 -68.1 Dark Down 78.8 144.4 Up 05:52:15 - 06:22:15 1680

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 535032, (2022/12/23 06:07UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:30  0.8  9.55 159
Alnath         05:26:17.5 +28:36:23  1.6  7.21 173
PPM 094053     05:05:37.7 +23:03:40  6.5  0.44 168
PPM 094026     05:04:20.9 +23:31:38  9.4  0.16 168
535032         05:04:14.0 +23:21:51 11.7       168
Positions are for J2000

Event circumstances last updated at 2019/07/04 22:16:20 UT

Marc W. Buie, Southwest Research Institute

RECON