RECON: TNO occultation with 535032

Event between (535032) 14WP510 and star GA1120:00937452 with event index number of 2260545

Geocentric closest approach at 2022/12/23 06:01:58 UTC

J2000 position of star is 05:04:14.0 +23:21:51
Equinox of date position of star is 05:05:33.5 +23:23:36
Stellar brightness G=11.7, use SENSEUP=8 with the MallinCam and and exposure time of 125 milli-seconds with the QHY174 camera.
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 136 seconds.
The 1-sigma cross-track error in the shadow position is 1481 km.
The sky-plane scale is 25023.5 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 +16:33:13  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 5.0 sigma about the mid-time.
The median site spacing is 24.4 km RECON observability=1.0 and success probability=18.3%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Sleaford 06:01:51 -59.1 Dark Down 61.3 180.5 Up 05:50:03 - 06:13:38 3483
Kamloops 06:02:32 -54.5 Dark Down 60.6 153.1 Up 05:50:45 - 06:14:20 3461
Kelowna 06:02:30 -55.4 Dark Down 61.6 154.0 Up 05:50:43 - 06:14:18 3372
Peachland 06:02:31 -55.4 Dark Down 61.6 153.4 Up 05:50:44 - 06:14:19 3365
Summerland 06:02:31 -55.5 Dark Down 61.8 153.4 Up 05:50:44 - 06:14:19 3349
Penticton 06:02:31 -55.6 Dark Down 61.8 153.6 Up 05:50:44 - 06:14:19 3341
Oliver 06:02:31 -55.8 Dark Down 62.2 153.3 Up 05:50:44 - 06:14:19 3307
Victoria 06:02:44 -54.2 Dark Down 61.5 145.8 Up 05:50:56 - 06:14:31 3290
Anarchist Mountain Observatory 06:02:31 -56.0 Dark Down 62.4 153.5 Up 05:50:43 - 06:14:18 3288
Tonasket 06:02:32 -56.2 Dark Down 62.6 153.1 Up 05:50:45 - 06:14:20 3259
Okanogan 06:02:32 -56.3 Dark Down 62.9 152.5 Up 05:50:45 - 06:14:20 3227
Brewster 06:02:33 -56.4 Dark Down 63.1 151.9 Up 05:50:46 - 06:14:21 3203
Manson/Chelan 06:02:34 -56.3 Dark Down 63.1 151.0 Up 05:50:47 - 06:14:22 3187
Wenatchee 06:02:36 -56.5 Dark Down 63.5 150.2 Up 05:50:48 - 06:14:23 3142
Ellensburg 06:02:37 -56.6 Dark Down 63.8 149.4 Up 05:50:49 - 06:14:24 3103
Yakima 06:02:37 -56.8 Dark Down 64.1 148.9 Up 05:50:50 - 06:14:25 3063
Toppenish/White Swan 06:02:37 -57.0 Dark Down 64.4 149.0 Up 05:50:49 - 06:14:24 3039
Pasco 06:02:33 -57.8 Dark Down 64.9 151.4 Up 05:50:46 - 06:14:21 3012
Goldendale 06:02:39 -57.1 Dark Down 64.7 147.6 Up 05:50:51 - 06:14:26 2990
PNWRO 06:02:33 -58.1 Dark Down 65.2 151.6 Up 05:50:45 - 06:14:20 2985
The Dalles 06:02:40 -57.0 Dark Down 64.7 146.7 Up 05:50:53 - 06:14:28 2972
Maupin 06:02:40 -57.3 Dark Down 65.1 146.4 Up 05:50:53 - 06:14:28 2928
Sisters 06:02:43 -57.4 Dark Down 65.7 144.3 Up 05:50:55 - 06:14:30 2846
Redmond 06:02:42 -57.7 Dark Down 65.8 145.1 Up 05:50:54 - 06:14:29 2838
Bend 06:02:43 -57.7 Dark Down 66.0 144.5 Up 05:50:55 - 06:14:30 2819
Oregon Observatory 06:02:43 -57.7 Dark Down 66.0 144.0 Up 05:50:56 - 06:14:31 2803
La Pine/Gilchrist 06:02:44 -57.8 Dark Down 66.2 143.6 Up 05:50:56 - 06:14:31 2783
North Lake 06:02:42 -58.4 Dark Down 66.8 144.3 Up 05:50:55 - 06:14:30 2730
Chiloquin 06:02:46 -58.1 Dark Down 66.9 141.4 Up 05:50:58 - 06:14:33 2674
Paisley 06:02:42 -58.9 Dark Down 67.4 144.3 Up 05:50:54 - 06:14:29 2669
Klamath Falls 06:02:46 -58.3 Dark Down 67.2 141.0 Up 05:50:58 - 06:14:33 2638
Lakeview 06:02:41 -59.2 Dark Down 67.9 143.9 Up 05:50:54 - 06:14:29 2615
Cedarville 06:02:41 -59.7 Dark Down 68.5 143.4 Up 05:50:54 - 06:14:29 2545
Fall River/Burney 06:02:46 -59.1 Dark Down 68.3 140.0 Up 05:50:58 - 06:14:33 2511
Susanville 06:02:44 -59.8 Dark Down 69.1 140.6 Up 05:50:57 - 06:14:32 2436
Greenville 06:02:45 -59.8 Dark Down 69.2 139.5 Up 05:50:58 - 06:14:33 2411
Gimple 06:02:45 -59.8 Dark Down 69.3 139.6 Up 05:50:58 - 06:14:33 2410
Quincy 06:02:46 -59.8 Dark Down 69.4 139.1 Up 05:50:58 - 06:14:33 2390
Portola 06:02:44 -60.2 Dark Down 69.7 139.9 Up 05:50:57 - 06:14:32 2370
Reno 06:02:42 -60.8 Dark Down 70.2 140.9 Up 05:50:54 - 06:14:29 2334
Carson City 06:02:42 -61.0 Dark Down 70.5 140.3 Up 05:50:55 - 06:14:30 2296
Dunrhomin 06:01:51 -69.3 Dark Down 73.1 183.2 Up 05:50:04 - 06:13:39 2272
Gardnerville 06:02:42 -61.1 Dark Down 70.7 140.0 Up 05:50:55 - 06:14:30 2269
Yerington 06:02:41 -61.5 Dark Down 71.0 141.5 Up 05:50:53 - 06:14:28 2267
Hawthorne 06:02:39 -62.0 Dark Down 71.6 141.9 Up 05:50:52 - 06:14:27 2211
Lee Vining 06:02:41 -61.9 Dark Down 71.8 139.6 Up 05:50:54 - 06:14:29 2158
Tonopah 06:02:35 -63.2 Dark Down 72.6 144.6 Up 05:50:47 - 06:14:22 2144
Bishop 06:02:39 -62.7 Dark Down 72.6 140.2 Up 05:50:52 - 06:14:27 2085
Beatty 06:02:34 -64.0 Dark Down 73.8 143.6 Up 05:50:47 - 06:14:22 2015
Indian Springs 06:02:30 -65.0 Dark Down 74.5 146.0 Up 05:50:43 - 06:14:18 1967
Henderson 06:02:28 -65.7 Dark Down 75.3 147.1 Up 05:50:41 - 06:14:16 1902
CPSLO 06:02:49 -61.7 Dark Down 72.8 130.2 Up 05:51:02 - 06:14:37 1897
Patrick 06:02:25 -66.8 Dark Down 76.3 149.4 Up 05:50:37 - 06:14:12 1823
Laughlin/Bullhead City 06:02:28 -66.3 Dark Down 76.2 146.5 Up 05:50:40 - 06:14:15 1804
Kingman/Dolan Springs 06:02:25 -66.7 Dark Down 76.4 148.3 Up 05:50:38 - 06:14:13 1801
Mohave Valley 06:02:27 -66.5 Dark Down 76.4 145.9 Up 05:50:40 - 06:14:15 1775
Wildwood 06:02:43 -63.6 Dark Down 74.9 132.0 Up 05:50:56 - 06:14:31 1739
Lake Havasu City 06:02:27 -66.8 Dark Down 76.9 145.8 Up 05:50:39 - 06:14:14 1729
Parker 06:02:27 -66.9 Dark Down 77.2 145.1 Up 05:50:39 - 06:14:14 1690
Idyllwild 06:02:36 -65.2 Dark Down 76.2 136.2 Up 05:50:49 - 06:14:24 1675
Blythe 06:02:28 -66.9 Dark Down 77.4 142.6 Up 05:50:41 - 06:14:16 1637
George/Scottsdale 06:02:18 -68.9 Dark Down 78.6 153.3 Up 05:50:31 - 06:14:06 1619
Calipatria 06:02:32 -66.3 Dark Down 77.3 138.1 Up 05:50:45 - 06:14:20 1595
Yuma 06:02:29 -67.2 Dark Down 78.2 139.8 Up 05:50:42 - 06:14:17 1537

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 +16:30:29  0.8  9.55 159
Alnath         05:26:17.6 +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 2021/11/15 00:52:25 UT

Marc W. Buie, Southwest Research Institute

RECON