RECON: TNO occultation with 11MV11

Event between 11MV11 and star GA0920:00049349 with event index number of 2428483

Geocentric closest approach at 2028/11/13 06:50:28 UTC

J2000 position of star is 00:32:22.0 +03:17:20
Equinox of date position of star is 00:33:35.0 +03:25:10
Stellar brightness G=11.9, use SENSEUP=16 with the MallinCam and and exposure time of 250 milli-seconds with the QHY174 camera.
Star is 174 degrees from the moon. Moon is 15% illuminated.
Apparent brightness V=21.8

[RECON map]
Object is 36.9 AU from the Sun and 36.1 AU from the Earth.
Apparent velocity is 16.5 km/sec on the sky relative to the star, or, 2.3 arcsec/hr.
The 1-sigma error in the time of the event is 195 seconds.
The 1-sigma cross-track error in the shadow position is 2728 km.
The sky-plane scale is 26208.9 km/arcsec.

The object has an absolute magnitude Hv=6.1
Diameter=356.5 km assuming a 5% albedo -- 21.9 sec chord
Diameter=145.5 km assuming a 30% albedo -- 8.9 sec chord
Dynamical classification is SCATNEAR
 
 
 
 
 
 

Star training set for 11MV11, (2028/11/13 06:51UT)
Object            RA         Dec     mag  sep  mel
Fomalhaut      22:59:14.2 -29:28:06  1.2 39.96 139
Algenib        00:14:43.6 +15:20:38  2.8 12.79 172
PPM 143688     00:38:59.8 +03:17:36  6.4  1.29 173
PPM 143585     00:33:11.4 +03:54:55  8.4  0.50 175
PPM 143595     00:33:37.6 +03:37:44  9.6  0.19 175
PPM 143586     00:33:16.8 +03:32:30 10.8  0.17 175
11MV11         00:33:51.1 +03:26:53 11.9       174
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 4.6 sigma about the mid-time.
The median site spacing is 24.6 km RECON observability=1.0 and success probability=14.3%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kamloops 06:47:20 -55.4 Dark Down 37.7 214.0 Up 06:32:20 - 07:02:20 3841
Kelowna 06:47:16 -56.4 Dark Down 38.1 215.4 Up 06:32:16 - 07:02:16 3758
Peachland 06:47:17 -56.4 Dark Down 38.3 215.1 Up 06:32:17 - 07:02:17 3754
Summerland 06:47:17 -56.6 Dark Down 38.3 215.3 Up 06:32:17 - 07:02:17 3739
Sleaford 06:46:33 -56.0 Dark Down 30.8 229.0 Up 06:31:33 - 07:01:33 3737
Penticton 06:47:16 -56.7 Dark Down 38.4 215.4 Up 06:32:16 - 07:02:16 3732
Victoria 06:47:30 -56.4 Dark Down 40.6 211.3 Up 06:32:30 - 07:02:30 3717
Oliver 06:47:16 -57.0 Dark Down 38.6 215.6 Up 06:32:16 - 07:02:16 3702
Anarchist Mountain Observatory 06:47:15 -57.2 Dark Down 38.7 215.9 Up 06:32:15 - 07:02:15 3684
Okanogan 06:47:16 -57.7 Dark Down 39.3 215.9 Up 06:32:16 - 07:02:16 3633
Brewster 06:47:16 -57.9 Dark Down 39.6 215.8 Up 06:32:16 - 07:02:16 3613
Manson/Chelan 06:47:18 -58.0 Dark Down 39.9 215.5 Up 06:32:18 - 07:02:18 3602
Wenatchee 06:47:18 -58.4 Dark Down 40.4 215.5 Up 06:32:18 - 07:02:18 3564
Ellensburg 06:47:19 -58.7 Dark Down 40.8 215.5 Up 06:32:19 - 07:02:19 3532
Yakima 06:47:19 -59.0 Dark Down 41.1 215.7 Up 06:32:19 - 07:02:19 3497
Toppenish/White Swan 06:47:18 -59.3 Dark Down 41.2 216.0 Up 06:32:18 - 07:02:18 3475
The Dalles 06:47:20 -59.7 Dark Down 42.2 215.4 Up 06:32:20 - 07:02:20 3422
PNWRO 06:47:11 -60.1 Dark Down 40.9 217.9 Up 06:32:11 - 07:02:11 3414
Maupin 06:47:20 -60.1 Dark Down 42.5 215.8 Up 06:32:20 - 07:02:20 3383
Sisters 06:47:21 -60.6 Dark Down 43.4 215.6 Up 06:32:21 - 07:02:21 3314
Bend 06:47:21 -60.9 Dark Down 43.5 216.1 Up 06:32:21 - 07:02:21 3288
Oregon Observatory 06:47:21 -61.0 Dark Down 43.7 216.0 Up 06:32:21 - 07:02:21 3275
Chiloquin 06:47:22 -62.0 Dark Down 44.9 216.3 Up 06:32:22 - 07:02:22 3164
Klamath Falls 06:47:22 -62.3 Dark Down 45.2 216.6 Up 06:32:22 - 07:02:22 3131
Cedarville 06:47:15 -63.5 Dark Down 45.0 219.0 Up 06:32:15 - 07:02:15 3034
Fall River/Burney 06:47:20 -63.4 Dark Down 45.9 217.8 Up 06:32:20 - 07:02:20 3014
Greenville 06:47:18 -64.4 Dark Down 46.4 218.9 Up 06:32:18 - 07:02:18 2920
Gimple 06:47:17 -64.4 Dark Down 46.4 219.0 Up 06:32:17 - 07:02:17 2918
Quincy 06:47:18 -64.5 Dark Down 46.6 219.1 Up 06:32:18 - 07:02:18 2901
Portola 06:47:16 -64.8 Dark Down 46.5 219.7 Up 06:32:16 - 07:02:16 2879
Reno 06:47:13 -65.3 Dark Down 46.4 220.7 Up 06:32:13 - 07:02:13 2840
Carson City 06:47:13 -65.6 Dark Down 46.6 221.0 Up 06:32:13 - 07:02:13 2806
Gardnerville 06:47:12 -65.9 Dark Down 46.8 221.2 Up 06:32:12 - 07:02:12 2782
Yerington 06:47:10 -66.1 Dark Down 46.4 221.9 Up 06:32:10 - 07:02:10 2774
Hawthorne 06:47:07 -66.7 Dark Down 46.5 222.9 Up 06:32:07 - 07:02:07 2718
Lee Vining 06:47:10 -67.0 Dark Down 47.2 222.7 Up 06:32:10 - 07:02:10 2675
Dunrhomin 06:46:13 -67.9 Dark Down 37.6 236.1 Up 06:31:13 - 07:01:13 2633
Nikitin 06:46:13 -68.0 Dark Down 37.7 236.2 Up 06:31:13 - 07:01:13 2615
CU-SBO 06:46:13 -68.1 Dark Down 37.8 236.2 Up 06:31:13 - 07:01:13 2610
Bishop 06:47:06 -67.8 Dark Down 47.2 224.0 Up 06:32:06 - 07:02:06 2601
Beatty 06:46:59 -68.8 Dark Down 46.7 226.3 Up 06:31:59 - 07:01:59 2521
Patrick 06:46:46 -71.2 Dark Down 45.9 230.7 Up 06:31:46 - 07:01:46 2315
Laughlin/Bullhead City 06:46:49 -71.2 Dark Down 46.5 230.1 Up 06:31:49 - 07:01:49 2305
Wildwood 06:47:07 -70.3 Dark Down 49.7 226.4 Up 06:32:07 - 07:02:07 2285
Lake Havasu City 06:46:47 -71.9 Dark Down 46.8 231.0 Up 06:31:47 - 07:01:47 2232
Idyllwild 06:46:58 -71.5 Dark Down 48.8 228.9 Up 06:31:58 - 07:01:58 2208
Calipatria 06:46:53 -72.6 Dark Down 48.4 230.8 Up 06:31:53 - 07:01:53 2120
George/Scottsdale 06:46:36 -73.4 Dark Down 45.7 234.3 Up 06:31:36 - 07:01:36 2103
Yuma 06:46:49 -73.3 Dark Down 48.1 232.2 Up 06:31:49 - 07:01:49 2057

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 11MV11, (2028/11/13 06:51UT)
Object            RA         Dec     mag  sep  mel
Fomalhaut      22:57:39.6 -29:37:24  1.2 39.96 139
Algenib        00:13:14.2 +15:11:01  2.8 12.79 172
PPM 143688     00:37:30.6 +03:08:06  6.4  1.29 173
PPM 143585     00:31:42.3 +03:45:22  8.4  0.50 175
PPM 143595     00:32:08.5 +03:28:11  9.6  0.19 175
PPM 143586     00:31:47.7 +03:22:57 10.8  0.17 175
11MV11         00:32:22.0 +03:17:20 11.9       174
Positions are for J2000

Event circumstances last updated at 2023/09/04 01:05:26 UT

Marc W. Buie, Southwest Research Institute

RECON