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 06:51:01 UTC

J2000 position of star is 00:32:22.0 +03:17:20
Equinox of date position of star is 00:33:35.8 +03:25:15
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 162 seconds.
The 1-sigma cross-track error in the shadow position is 2322 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 -- 22.3 sec chord
Diameter=145.5 km assuming a 30% albedo -- 9.1 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 5.0 sigma about the mid-time.
The median site spacing is 24.7 km RECON observability=1.0 and success probability=8.5%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kamloops 06:47:53 -55.5 Dark Down 37.7 214.1 Up 06:33:53 - 07:01:53 5011
Kelowna 06:47:48 -56.4 Dark Down 38.0 215.5 Up 06:33:48 - 07:01:48 4927
Peachland 06:47:50 -56.5 Dark Down 38.2 215.2 Up 06:33:50 - 07:01:50 4923
Summerland 06:47:49 -56.6 Dark Down 38.3 215.4 Up 06:33:49 - 07:01:49 4909
Sleaford 06:47:06 -56.0 Dark Down 30.7 229.2 Up 06:33:06 - 07:01:06 4907
Penticton 06:47:49 -56.7 Dark Down 38.3 215.6 Up 06:33:49 - 07:01:49 4901
Victoria 06:48:03 -56.4 Dark Down 40.5 211.5 Up 06:34:03 - 07:02:03 4886
Oliver 06:47:49 -57.0 Dark Down 38.6 215.7 Up 06:33:49 - 07:01:49 4871
Anarchist Mountain Observatory 06:47:47 -57.2 Dark Down 38.7 216.0 Up 06:33:47 - 07:01:47 4854
Okanogan 06:47:48 -57.8 Dark Down 39.3 216.1 Up 06:33:48 - 07:01:48 4802
Brewster 06:47:49 -57.9 Dark Down 39.6 216.0 Up 06:33:49 - 07:01:49 4782
Manson/Chelan 06:47:50 -58.0 Dark Down 39.9 215.7 Up 06:33:50 - 07:01:50 4771
Wenatchee 06:47:50 -58.4 Dark Down 40.3 215.7 Up 06:33:50 - 07:01:50 4733
Ellensburg 06:47:51 -58.7 Dark Down 40.7 215.6 Up 06:33:51 - 07:01:51 4702
Yakima 06:47:51 -59.1 Dark Down 41.1 215.8 Up 06:33:51 - 07:01:51 4666
Toppenish/White Swan 06:47:50 -59.3 Dark Down 41.2 216.1 Up 06:33:50 - 07:01:50 4644
The Dalles 06:47:53 -59.7 Dark Down 42.1 215.6 Up 06:33:53 - 07:01:53 4591
PNWRO 06:47:44 -60.1 Dark Down 40.9 218.1 Up 06:33:44 - 07:01:44 4583
Maupin 06:47:52 -60.1 Dark Down 42.4 215.9 Up 06:33:52 - 07:01:52 4552
Sisters 06:47:54 -60.7 Dark Down 43.4 215.8 Up 06:33:54 - 07:01:54 4483
Bend 06:47:53 -61.0 Dark Down 43.4 216.3 Up 06:33:53 - 07:01:53 4457
Oregon Observatory 06:47:53 -61.1 Dark Down 43.6 216.2 Up 06:33:53 - 07:01:53 4444
Chiloquin 06:47:55 -62.0 Dark Down 44.9 216.4 Up 06:33:55 - 07:01:55 4333
Klamath Falls 06:47:54 -62.4 Dark Down 45.1 216.7 Up 06:33:54 - 07:01:54 4300
Cedarville 06:47:47 -63.6 Dark Down 44.9 219.2 Up 06:33:47 - 07:01:47 4203
Fall River/Burney 06:47:53 -63.5 Dark Down 45.9 217.9 Up 06:33:53 - 07:01:53 4183
Greenville 06:47:50 -64.4 Dark Down 46.4 219.1 Up 06:33:50 - 07:01:50 4089
Gimple 06:47:50 -64.5 Dark Down 46.3 219.2 Up 06:33:50 - 07:01:50 4087
Quincy 06:47:50 -64.6 Dark Down 46.5 219.2 Up 06:33:50 - 07:01:50 4070
Portola 06:47:48 -64.9 Dark Down 46.4 219.9 Up 06:33:48 - 07:01:48 4048
Reno 06:47:45 -65.4 Dark Down 46.3 220.9 Up 06:33:45 - 07:01:45 4009
Carson City 06:47:45 -65.7 Dark Down 46.5 221.2 Up 06:33:45 - 07:01:45 3975
Gardnerville 06:47:45 -65.9 Dark Down 46.7 221.4 Up 06:33:45 - 07:01:45 3951
Yerington 06:47:42 -66.1 Dark Down 46.4 222.1 Up 06:33:42 - 07:01:42 3943
Hawthorne 06:47:40 -66.7 Dark Down 46.4 223.0 Up 06:33:40 - 07:01:40 3887
Lee Vining 06:47:42 -67.0 Dark Down 47.1 222.9 Up 06:33:42 - 07:01:42 3844
Dunrhomin 06:46:46 -67.9 Dark Down 37.5 236.3 Up 06:32:46 - 07:00:46 3803
Nikitin 06:46:45 -68.0 Dark Down 37.6 236.4 Up 06:32:45 - 07:00:45 3785
CU-SBO 06:46:46 -68.1 Dark Down 37.7 236.3 Up 06:32:46 - 07:00:46 3780
Bishop 06:47:38 -67.8 Dark Down 47.2 224.2 Up 06:33:38 - 07:01:38 3770
Beatty 06:47:31 -68.9 Dark Down 46.6 226.5 Up 06:33:31 - 07:01:31 3691
Patrick 06:47:18 -71.3 Dark Down 45.8 230.9 Up 06:33:18 - 07:01:18 3484
Laughlin/Bullhead City 06:47:21 -71.2 Dark Down 46.4 230.3 Up 06:33:21 - 07:01:21 3474
Wildwood 06:47:39 -70.4 Dark Down 49.6 226.5 Up 06:33:39 - 07:01:39 3454
Lake Havasu City 06:47:20 -71.9 Dark Down 46.7 231.1 Up 06:33:20 - 07:01:20 3401
Idyllwild 06:47:31 -71.6 Dark Down 48.7 229.1 Up 06:33:31 - 07:01:31 3377
Calipatria 06:47:25 -72.6 Dark Down 48.3 231.0 Up 06:33:25 - 07:01:25 3289
George/Scottsdale 06:47:09 -73.5 Dark Down 45.6 234.4 Up 06:33:09 - 07:01:09 3272
Yuma 06:47:21 -73.4 Dark Down 48.0 232.3 Up 06:33:21 - 07:01:21 3226

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 2023/12/03 04:33:11 UT

Marc W. Buie, Southwest Research Institute

RECON