RECON: TNO occultation with 11UQ62

Event between 11UQ62 and star GA1040:02626790 with event index number of 2135494

Geocentric closest approach at 2024/10/02 11:13:15 UTC

J2000 position of star is 07:05:41.5 +14:14:54
Equinox of date position of star is 07:06:56.6 +14:12:48
Stellar brightness G=14.1, use SENSEUP=64 with the MallinCam and and exposure time of 1 seconds with the QHY174 camera.
Star is 80 degrees from the moon. Moon is 0% illuminated.
TNO apparent brightness V=22.7

[RECON map]
TNO is 19.1 AU from the Sun and 19.2 AU from the Earth.
The TNO is moving 12.1 km/sec on the sky relative to the star, or, 3.1 arcsec/hr.
The 1-sigma error in the time of the event is 97 seconds.
The 1-sigma cross-track error in the shadow position is 1096 km.
The sky-plane scale is 13895.3 km/arcsec.

The TNO has an absolute magnitude Hv=9.6
Diameter=72.1 km assuming a 5% albedo -- 6.0 sec chord
Diameter=29.4 km assuming a 30% albedo -- 2.4 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 11UQ62, (2024/10/02 11:14UT)
Object            RA         Dec     mag  sep  mel
Pollux         07:46:49.8 +27:57:52  1.1 16.57  73
Alhena         06:39:08.5 +16:22:34  1.9  7.08  87
45 Gem         07:09:47.2 +15:53:20  6.4  1.80  80
PPM 123505     07:06:59.0 +14:26:01  6.8  0.23  80
PPM 123491     07:06:26.0 +14:11:21  8.8  0.16  81
11UQ62         07:07:05.6 +14:12:33 14.1        80
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 28.6 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 11:07:23 -19.0 Dark Down 43.5 131.9 Up 10:58:50 - 11:15:57 3574
Kamloops 11:06:26 -27.9 Dark Down 36.7 115.1 Up 10:57:53 - 11:15:00 3105
Kelowna 11:06:30 -27.8 Dark Down 37.6 115.5 Up 10:57:56 - 11:15:03 3036
Peachland 11:06:29 -28.0 Dark Down 37.4 115.1 Up 10:57:55 - 11:15:02 3019
Summerland 11:06:28 -28.0 Dark Down 37.5 115.1 Up 10:57:55 - 11:15:02 3005
Penticton 11:06:29 -28.0 Dark Down 37.6 115.1 Up 10:57:55 - 11:15:02 3000
Oliver 11:06:30 -28.2 Dark Down 37.8 114.9 Up 10:57:56 - 11:15:03 2963
Anarchist Mountain Observatory 11:06:29 -28.2 Dark Down 38.0 115.0 Up 10:57:56 - 11:15:03 2949
Tonasket 11:06:28 -28.3 Dark Down 38.1 114.7 Up 10:57:55 - 11:15:02 2915
Okanogan 11:06:30 -28.6 Dark Down 38.1 114.3 Up 10:57:56 - 11:15:03 2877
Brewster 11:06:29 -28.9 Dark Down 38.1 113.9 Up 10:57:55 - 11:15:02 2844
Victoria 11:06:15 -30.7 Dark Down 35.7 110.7 Up 10:57:41 - 11:14:48 2825
Manson/Chelan 11:06:27 -29.2 Dark Down 37.9 113.4 Up 10:57:54 - 11:15:01 2815
Wenatchee 11:06:27 -29.5 Dark Down 38.0 112.9 Up 10:57:53 - 11:15:00 2762
Ellensburg 11:06:25 -29.9 Dark Down 38.0 112.4 Up 10:57:52 - 11:14:59 2714
Yakima 11:06:26 -30.1 Dark Down 38.2 112.1 Up 10:57:53 - 11:15:00 2670
Toppenish/White Swan 11:06:26 -30.1 Dark Down 38.4 112.1 Up 10:57:53 - 11:15:00 2651
PNWRO 11:06:32 -29.3 Dark Down 39.5 113.2 Up 10:57:59 - 11:15:06 2642
Goldendale 11:06:25 -30.6 Dark Down 38.3 111.3 Up 10:57:51 - 11:14:58 2584
The Dalles 11:06:23 -30.9 Dark Down 38.1 110.8 Up 10:57:49 - 11:14:56 2553
Maupin 11:06:24 -31.1 Dark Down 38.4 110.6 Up 10:57:50 - 11:14:57 2510
Dunrhomin 11:07:46 -21.8 Dark Down 51.2 122.6 Up 10:59:12 - 11:16:19 2425
Sisters 11:06:22 -31.8 Dark Down 38.3 109.5 Up 10:57:48 - 11:14:55 2406
Bend 11:06:24 -31.8 Dark Down 38.6 109.5 Up 10:57:50 - 11:14:57 2386
Oregon Observatory 11:06:22 -32.0 Dark Down 38.6 109.3 Up 10:57:49 - 11:14:56 2365
North Lake 11:06:26 -31.9 Dark Down 39.1 109.3 Up 10:57:52 - 11:14:59 2307
Chiloquin 11:06:23 -32.9 Dark Down 38.7 107.9 Up 10:57:49 - 11:14:56 2215
Lakeview 11:06:30 -32.0 Dark Down 39.9 108.9 Up 10:57:56 - 11:15:03 2205
Klamath Falls 11:06:23 -33.0 Dark Down 38.8 107.7 Up 10:57:50 - 11:14:57 2180
Cedarville 11:06:31 -32.2 Dark Down 40.2 108.6 Up 10:57:57 - 11:15:04 2138
Fall River/Burney 11:06:25 -33.3 Dark Down 39.5 107.1 Up 10:57:52 - 11:14:59 2061
Susanville 11:06:30 -33.0 Dark Down 40.2 107.3 Up 10:57:57 - 11:15:04 2008
Gimple 11:06:29 -33.3 Dark Down 40.1 106.9 Up 10:57:55 - 11:15:02 1974
Greenville 11:06:29 -33.4 Dark Down 40.1 106.8 Up 10:57:55 - 11:15:02 1973
Quincy 11:06:28 -33.5 Dark Down 40.1 106.6 Up 10:57:54 - 11:15:01 1951
Portola 11:06:32 -33.2 Dark Down 40.5 106.9 Up 10:57:58 - 11:15:05 1948
Reno 11:06:35 -32.8 Dark Down 41.1 107.3 Up 10:58:01 - 11:15:08 1933
Carson City 11:06:35 -33.0 Dark Down 41.2 107.0 Up 10:58:01 - 11:15:08 1895
Yerington 11:06:39 -32.6 Dark Down 41.8 107.4 Up 10:58:05 - 11:15:12 1889
Gardnerville 11:06:35 -33.0 Dark Down 41.3 106.8 Up 10:58:01 - 11:15:08 1870
Hawthorne 11:06:41 -32.4 Dark Down 42.3 107.4 Up 10:58:08 - 11:15:15 1852
Tonopah 11:06:49 -31.5 Dark Down 43.5 108.2 Up 10:58:16 - 11:15:23 1836
Lee Vining 11:06:40 -33.0 Dark Down 42.1 106.5 Up 10:58:07 - 11:15:14 1780
Bishop 11:06:44 -32.7 Dark Down 42.8 106.6 Up 10:58:11 - 11:15:18 1733
Beatty 11:06:54 -31.6 Dark Down 44.3 107.6 Up 10:58:20 - 11:15:27 1725
Indian Springs 11:06:59 -30.9 Dark Down 45.2 108.2 Up 10:58:25 - 11:15:32 1719
Henderson 11:07:04 -30.5 Dark Down 45.9 108.3 Up 10:58:30 - 11:15:37 1682
Patrick 11:07:10 -29.9 Dark Down 47.0 108.6 Up 10:58:37 - 11:15:44 1648
Kingman/Dolan Springs 11:07:11 -30.1 Dark Down 46.9 108.2 Up 10:58:38 - 11:15:45 1619
Laughlin/Bullhead City 11:07:09 -30.5 Dark Down 46.5 107.8 Up 10:58:35 - 11:15:42 1601
Mohave Valley 11:07:09 -30.6 Dark Down 46.6 107.5 Up 10:58:35 - 11:15:42 1573
Lake Havasu City 11:07:11 -30.5 Dark Down 46.9 107.3 Up 10:58:38 - 11:15:45 1538
George/Scottsdale 11:07:26 -28.7 Dark Down 49.2 108.6 Up 10:58:52 - 11:15:59 1531
Parker 11:07:12 -30.6 Dark Down 47.0 107.0 Up 10:58:39 - 11:15:46 1502
Idyllwild 11:06:59 -32.7 Dark Down 45.2 104.6 Up 10:58:26 - 11:15:33 1390
Wildwood 11:06:49 -34.0 Dark Down 43.5 103.5 Up 10:58:16 - 11:15:23 1379
Calipatria 11:07:07 -31.9 Dark Down 46.3 104.9 Up 10:58:33 - 11:15:40 1359
Yuma 11:07:13 -31.3 Dark Down 47.2 105.2 Up 10:58:40 - 11:15:47 1339

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 11UQ62, (2024/10/02 11:14UT)
Object            RA         Dec     mag  sep  mel
Pollux         07:45:17.9 +28:01:33  1.1 16.57  73
Alhena         06:37:42.8 +16:23:57  1.9  7.08  87
45 Gem         07:08:22.0 +15:55:48  6.4  1.80  80
PPM 123505     07:05:34.7 +14:28:23  6.8  0.23  80
PPM 123491     07:05:01.8 +14:13:41  8.8  0.16  81
11UQ62         07:05:41.5 +14:14:54 14.1        80
Positions are for J2000

Event circumstances last updated at 2022/02/02 01:21:44 UT

Marc W. Buie, Southwest Research Institute

RECON