RECON: TNO occultation with 535029

Event between (535029) 14WG510 and star GA0940:00828993 with event index number of 2261340

Geocentric closest approach at 2024/12/12 07:50:48 UTC

J2000 position of star is 05:37:15.7 +05:29:59
Equinox of date position of star is 05:38:28.7 +05:30:43
Stellar brightness G=14.7, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 49 degrees from the moon. Moon is 88% illuminated.
TNO apparent brightness V=22.6

[RECON map]
TNO is 38.7 AU from the Sun and 37.7 AU from the Earth.
The TNO is moving 25.5 km/sec on the sky relative to the star, or, 3.3 arcsec/hr.
The 1-sigma error in the time of the event is 157 seconds.
The 1-sigma cross-track error in the shadow position is 1445 km.
The sky-plane scale is 27378.2 km/arcsec.

The TNO has an absolute magnitude Hv=6.7
Diameter=275.4 km assuming a 5% albedo -- 10.8 sec chord
Diameter=112.4 km assuming a 30% albedo -- 4.4 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 535029, (2024/12/12 07:51UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:56:31.4 +07:24:35  0.4  4.84  52
Bellatrix      05:26:28.2 +06:22:13  1.6  3.13  45
PPM 149151     05:36:03.3 +05:40:33  6.4  0.65  48
PPM 149167     05:36:29.4 +05:28:37  8.3  0.52  48
PPM 149209     05:37:51.4 +05:32:05  8.9  0.18  48
535029         05:38:35.6 +05:30:47 14.7        49
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 25.5 km RECON observability=1.0 and success probability=10.3%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Sleaford 07:50:16 -59.3 Dark Up 42.8 192.0 Up 07:36:41 - 08:03:50 -2321
Kamloops 07:50:55 -62.4 Dark Up 44.6 172.4 Up 07:37:20 - 08:04:29 -2380
Kelowna 07:50:53 -63.3 Dark Up 45.5 173.5 Up 07:37:18 - 08:04:27 -2448
Peachland 07:50:54 -63.4 Dark Up 45.6 173.1 Up 07:37:19 - 08:04:28 -2455
Summerland 07:50:53 -63.5 Dark Up 45.7 173.2 Up 07:37:19 - 08:04:28 -2467
Penticton 07:50:53 -63.6 Dark Up 45.8 173.4 Up 07:37:18 - 08:04:27 -2473
Oliver 07:50:53 -63.9 Dark Up 46.1 173.3 Up 07:37:19 - 08:04:28 -2501
Anarchist Mountain Observatory 07:50:53 -64.1 Dark Up 46.3 173.6 Up 07:37:18 - 08:04:27 -2516
Victoria 07:51:04 -64.4 Dark Up 46.4 167.8 Up 07:37:30 - 08:04:39 -2537
Tonasket 07:50:53 -64.4 Dark Up 46.6 173.4 Up 07:37:18 - 08:04:27 -2540
Okanogan 07:50:54 -64.8 Dark Up 47.0 173.2 Up 07:37:19 - 08:04:28 -2567
Brewster 07:50:54 -65.0 Dark Up 47.2 172.9 Up 07:37:20 - 08:04:29 -2588
Manson/Chelan 07:50:55 -65.2 Dark Up 47.4 172.3 Up 07:37:21 - 08:04:30 -2603
Wenatchee 07:50:56 -65.7 Dark Up 47.8 172.0 Up 07:37:22 - 08:04:31 -2642
Ellensburg 07:50:57 -66.1 Dark Up 48.2 171.6 Up 07:37:22 - 08:04:31 -2674
Yakima 07:50:57 -66.5 Dark Up 48.6 171.5 Up 07:37:23 - 08:04:32 -2708
Toppenish/White Swan 07:50:57 -66.7 Dark Up 48.9 171.7 Up 07:37:22 - 08:04:31 -2727
PNWRO 07:50:52 -67.1 Dark Up 49.3 173.9 Up 07:37:18 - 08:04:27 -2765
Goldendale 07:50:58 -67.3 Dark Up 49.4 171.0 Up 07:37:24 - 08:04:33 -2771
The Dalles 07:51:00 -67.5 Dark Up 49.5 170.4 Up 07:37:25 - 08:04:34 -2789
Maupin 07:50:59 -67.9 Dark Up 50.0 170.5 Up 07:37:25 - 08:04:34 -2824
Sisters 07:51:01 -68.7 Dark Up 50.8 169.5 Up 07:37:27 - 08:04:36 -2897
Bend 07:51:01 -69.0 Dark Up 51.0 169.9 Up 07:37:26 - 08:04:35 -2919
Oregon Observatory 07:51:01 -69.2 Dark Up 51.2 169.6 Up 07:37:27 - 08:04:36 -2933
North Lake 07:51:00 -69.8 Dark Up 51.9 170.4 Up 07:37:25 - 08:04:34 -2991
Chiloquin 07:51:03 -70.4 Dark Up 52.4 168.7 Up 07:37:29 - 08:04:38 -3046
Klamath Falls 07:51:03 -70.8 Dark Up 52.8 168.7 Up 07:37:29 - 08:04:38 -3076
Lakeview 07:50:59 -70.9 Dark Up 53.0 171.0 Up 07:37:24 - 08:04:33 -3087
Cedarville 07:50:58 -71.6 Dark Up 53.7 171.2 Up 07:37:24 - 08:04:33 -3146
Fall River/Burney 07:51:03 -72.0 Dark Up 54.0 169.0 Up 07:37:28 - 08:04:37 -3184
Susanville 07:51:00 -72.7 Dark Up 54.7 170.1 Up 07:37:26 - 08:04:35 -3244
Greenville 07:51:02 -72.9 Dark Up 54.9 169.6 Up 07:37:27 - 08:04:36 -3268
Gimple 07:51:02 -72.9 Dark Up 55.0 169.7 Up 07:37:27 - 08:04:36 -3268
Quincy 07:51:02 -73.1 Dark Up 55.1 169.5 Up 07:37:27 - 08:04:36 -3286
Portola 07:51:00 -73.3 Dark Up 55.3 170.3 Up 07:37:25 - 08:04:34 -3300
Dunrhomin 07:50:10 -69.2 Dark Up 54.2 196.4 Up 07:36:35 - 08:03:44 -3323
Reno 07:50:58 -73.6 Dark Up 55.7 171.4 Up 07:37:24 - 08:04:33 -3328
CU-SBO 07:50:10 -69.5 Dark Up 54.5 196.4 Up 07:36:36 - 08:03:45 -3346
Carson City 07:50:58 -73.9 Dark Up 56.0 171.3 Up 07:37:24 - 08:04:33 -3361
Yerington 07:50:56 -74.1 Dark Up 56.3 172.4 Up 07:37:22 - 08:04:31 -3382
Gardnerville 07:50:58 -74.2 Dark Up 56.3 171.3 Up 07:37:24 - 08:04:33 -3383
Hawthorne 07:50:55 -74.6 Dark Up 56.8 173.2 Up 07:37:20 - 08:04:29 -3428
Lee Vining 07:50:56 -75.2 Dark Up 57.3 172.3 Up 07:37:22 - 08:04:31 -3477
Tonopah 07:50:50 -75.0 Dark Up 57.4 175.7 Up 07:37:15 - 08:04:24 -3478
Bishop 07:50:54 -75.7 Dark Up 58.0 173.5 Up 07:37:20 - 08:04:29 -3537
Beatty 07:50:49 -76.1 Dark Up 58.6 176.4 Up 07:37:14 - 08:04:23 -3589
Indian Springs 07:50:45 -76.2 Dark Up 58.9 178.5 Up 07:37:11 - 08:04:20 -3626
Henderson 07:50:43 -76.6 Dark Up 59.5 179.8 Up 07:37:08 - 08:04:17 -3680
Patrick 07:50:39 -76.9 Dark Up 60.1 182.0 Up 07:37:05 - 08:04:14 -3745
Kingman/Dolan Springs 07:50:40 -77.1 Dark Up 60.3 181.6 Up 07:37:05 - 08:04:14 -3766
Laughlin/Bullhead City 07:50:42 -77.3 Dark Up 60.3 180.6 Up 07:37:07 - 08:04:16 -3766
Mohave Valley 07:50:42 -77.5 Dark Up 60.6 180.6 Up 07:37:07 - 08:04:16 -3792
Lake Havasu City 07:50:41 -77.8 Dark Up 61.0 181.1 Up 07:37:06 - 08:04:15 -3832
Wildwood 07:50:56 -79.0 Dark Up 61.2 172.4 Up 07:37:22 - 08:04:31 -3849
Parker 07:50:41 -78.2 Dark Up 61.4 181.2 Up 07:37:06 - 08:04:15 -3866
Idyllwild 07:50:50 -79.2 Dark Up 61.7 176.2 Up 07:37:15 - 08:04:24 -3893
George/Scottsdale 07:50:32 -77.6 Dark Up 61.6 186.3 Up 07:36:58 - 08:04:07 -3919
Calipatria 07:50:45 -79.5 Dark Up 62.4 178.6 Up 07:37:11 - 08:04:20 -3960
Yuma 07:50:42 -79.6 Dark Up 62.8 180.5 Up 07:37:08 - 08:04:17 -4007

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 535029, (2024/12/12 07:51UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:55:10.3 +07:24:26  0.4  4.84  52
Bellatrix      05:25:07.8 +06:20:58  1.6  3.13  45
PPM 149151     05:34:43.3 +05:39:40  6.4  0.65  48
PPM 149167     05:35:09.5 +05:27:45  8.3  0.52  48
PPM 149209     05:36:31.4 +05:31:15  8.9  0.18  48
535029         05:37:15.7 +05:29:59 14.7        48
Positions are for J2000

Event circumstances last updated at 2022/10/23 03:18:53 UT

Marc W. Buie, Southwest Research Institute

RECON