RECON: TNO occultation with 09ME10

Event between 09ME10 and star GA0960:00019045 with event index number of 2364506

Geocentric closest approach at 2028/11/17 06:04:05 UTC

J2000 position of star is 00:12:02.5 +07:36:12
Equinox of date position of star is 00:13:10.8 +07:43:35
Stellar brightness G=15.9, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 121 degrees from the moon. Moon is 1% illuminated.
TNO apparent brightness V=22.0

[RECON map]
TNO is 23.0 AU from the Sun and 22.3 AU from the Earth.
The TNO is moving 12.8 km/sec on the sky relative to the star, or, 2.8 arcsec/hr.
The 1-sigma error in the time of the event is 197 seconds.
The 1-sigma cross-track error in the shadow position is 2255 km.
The sky-plane scale is 16203.1 km/arcsec.

The TNO has an absolute magnitude Hv=8.2
Diameter=136.8 km assuming a 5% albedo -- 10.7 sec chord
Diameter=55.8 km assuming a 30% albedo -- 4.4 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 09ME10, (2028/11/17 06:04UT)
Object            RA         Dec     mag  sep  mel
Algenib        00:14:43.6 +15:20:38  2.8  7.59 124
41 Psc         00:22:05.2 +08:21:01  5.4  2.20 123
PPM 143232     00:12:44.8 +08:06:31  8.5  0.40 121
PPM 143250     00:13:54.1 +07:59:32 10.4  0.25 121
09ME10         00:13:31.6 +07:45:49 15.9       122
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 26.7 km RECON observability=1.0 and success probability=10.8%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kamloops 05:59:44 -52.0 Dark Down 42.8 212.4 Up 05:44:44 - 06:14:44 4938
Kelowna 05:59:41 -53.0 Dark Down 43.1 213.9 Up 05:44:41 - 06:14:41 4844
Peachland 05:59:42 -53.0 Dark Down 43.3 213.6 Up 05:44:42 - 06:14:42 4842
Victoria 06:00:00 -52.1 Dark Down 45.6 209.6 Up 05:45:00 - 06:15:00 4831
Summerland 05:59:42 -53.1 Dark Down 43.4 213.8 Up 05:44:42 - 06:14:42 4826
Penticton 05:59:41 -53.2 Dark Down 43.4 214.0 Up 05:44:41 - 06:14:41 4817
Oliver 05:59:41 -53.5 Dark Down 43.7 214.2 Up 05:44:41 - 06:14:41 4786
Anarchist Mountain Observatory 05:59:41 -53.7 Dark Down 43.8 214.5 Up 05:44:41 - 06:14:41 4766
Sleaford 05:58:42 -55.6 Dark Down 36.0 228.3 Up 05:43:42 - 06:13:42 4741
Tonasket 05:59:41 -53.9 Dark Down 44.1 214.6 Up 05:44:41 - 06:14:41 4740
Okanogan 05:59:42 -54.0 Dark Down 44.4 214.6 Up 05:44:42 - 06:14:42 4714
Brewster 05:59:43 -54.1 Dark Down 44.7 214.5 Up 05:44:43 - 06:14:43 4695
Manson/Chelan 05:59:45 -54.1 Dark Down 45.0 214.1 Up 05:44:45 - 06:14:45 4686
Wenatchee 05:59:46 -54.4 Dark Down 45.5 214.2 Up 05:44:46 - 06:14:46 4648
Ellensburg 05:59:47 -54.5 Dark Down 45.9 214.1 Up 05:44:47 - 06:14:47 4616
Yakima 05:59:48 -54.8 Dark Down 46.2 214.4 Up 05:44:48 - 06:14:48 4580
Toppenish/White Swan 05:59:47 -55.0 Dark Down 46.4 214.7 Up 05:44:47 - 06:14:47 4556
Goldendale 05:59:50 -55.2 Dark Down 47.0 214.5 Up 05:44:50 - 06:14:50 4517
The Dalles 05:59:52 -55.1 Dark Down 47.3 214.2 Up 05:44:52 - 06:14:52 4507
PNWRO 05:59:40 -56.0 Dark Down 46.1 216.9 Up 05:44:40 - 06:14:40 4481
Maupin 05:59:52 -55.5 Dark Down 47.6 214.6 Up 05:44:52 - 06:14:52 4466
Sisters 05:59:55 -55.8 Dark Down 48.5 214.5 Up 05:44:55 - 06:14:55 4399
Bend 05:59:54 -56.0 Dark Down 48.6 215.0 Up 05:44:54 - 06:14:54 4370
Oregon Observatory 05:59:55 -56.1 Dark Down 48.8 214.9 Up 05:44:55 - 06:14:55 4357
North Lake 05:59:52 -56.8 Dark Down 49.1 216.1 Up 05:44:52 - 06:14:52 4282
Chiloquin 05:59:59 -56.6 Dark Down 50.1 215.2 Up 05:44:59 - 06:14:59 4247
Klamath Falls 05:59:59 -56.9 Dark Down 50.3 215.6 Up 05:44:59 - 06:14:59 4213
Lakeview 05:59:51 -57.7 Dark Down 49.7 217.5 Up 05:44:51 - 06:14:51 4166
Cedarville 05:59:51 -58.2 Dark Down 50.1 218.3 Up 05:44:51 - 06:14:51 4099
Fall River/Burney 05:59:58 -57.8 Dark Down 51.1 217.0 Up 05:44:58 - 06:14:58 4090
Susanville 05:59:55 -58.6 Dark Down 51.2 218.5 Up 05:44:55 - 06:14:55 4007
Greenville 05:59:57 -58.6 Dark Down 51.6 218.3 Up 05:44:57 - 06:14:57 3990
Gimple 05:59:56 -58.6 Dark Down 51.6 218.4 Up 05:44:56 - 06:14:56 3987
Quincy 05:59:57 -58.7 Dark Down 51.7 218.4 Up 05:44:57 - 06:14:57 3970
Portola 05:59:55 -59.1 Dark Down 51.6 219.2 Up 05:44:55 - 06:14:55 3944
Reno 05:59:51 -59.6 Dark Down 51.5 220.3 Up 05:44:51 - 06:14:51 3898
Carson City 05:59:52 -59.8 Dark Down 51.8 220.6 Up 05:44:52 - 06:14:52 3863
Gardnerville 05:59:51 -60.0 Dark Down 51.9 220.9 Up 05:44:51 - 06:14:51 3838
Yerington 05:59:48 -60.3 Dark Down 51.6 221.6 Up 05:44:48 - 06:14:48 3824
Hawthorne 05:59:46 -60.9 Dark Down 51.7 222.7 Up 05:44:46 - 06:14:46 3763
Lee Vining 05:59:49 -61.0 Dark Down 52.3 222.6 Up 05:44:49 - 06:14:49 3723
Tonopah 05:59:38 -62.1 Dark Down 51.3 225.0 Up 05:44:38 - 06:14:38 3674
Bishop 05:59:46 -61.8 Dark Down 52.4 224.1 Up 05:44:46 - 06:14:46 3642
Dunrhomin 05:58:33 -66.6 Dark Down 42.8 236.8 Up 05:43:33 - 06:13:33 3570
CU-SBO 05:58:34 -66.7 Dark Down 43.0 236.9 Up 05:43:34 - 06:13:34 3547
Beatty 05:59:38 -63.1 Dark Down 51.8 226.6 Up 05:44:38 - 06:14:38 3546
Indian Springs 05:59:32 -64.0 Dark Down 51.4 228.3 Up 05:44:32 - 06:14:32 3481
Henderson 05:59:28 -64.7 Dark Down 51.3 229.6 Up 05:44:28 - 06:14:28 3406
Wildwood 05:59:52 -63.3 Dark Down 54.8 227.0 Up 05:44:52 - 06:14:52 3323
Patrick 05:59:23 -65.8 Dark Down 51.1 231.6 Up 05:44:23 - 06:14:23 3310
Laughlin/Bullhead City 05:59:27 -65.5 Dark Down 51.6 231.0 Up 05:44:27 - 06:14:27 3306
Kingman/Dolan Springs 05:59:23 -65.8 Dark Down 51.3 231.6 Up 05:44:23 - 06:14:23 3293
Mohave Valley 05:59:27 -65.6 Dark Down 51.8 231.3 Up 05:44:27 - 06:14:27 3278
Lake Havasu City 05:59:26 -66.0 Dark Down 51.9 232.0 Up 05:44:26 - 06:14:26 3230
Idyllwild 05:59:41 -64.8 Dark Down 53.9 229.8 Up 05:44:41 - 06:14:41 3227
Parker 05:59:27 -66.3 Dark Down 52.1 232.3 Up 05:44:27 - 06:14:27 3194
Calipatria 05:59:35 -66.0 Dark Down 53.5 231.9 Up 05:44:35 - 06:14:35 3128
George/Scottsdale 05:59:13 -68.1 Dark Down 50.8 235.6 Up 05:44:13 - 06:14:13 3078
Yuma 05:59:30 -66.8 Dark Down 53.2 233.5 Up 05:44:30 - 06:14:30 3056

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 09ME10, (2028/11/17 06:04UT)
Object            RA         Dec     mag  sep  mel
Algenib        00:13:14.2 +15:11:01  2.8  7.59 124
41 Psc         00:20:35.9 +08:11:25  5.4  2.20 123
PPM 143232     00:11:15.7 +07:56:53  8.5  0.40 121
PPM 143250     00:12:25.0 +07:49:54 10.4  0.25 121
09ME10         00:12:02.5 +07:36:12 15.9       121
Positions are for J2000

Event circumstances last updated at 2022/02/21 00:36:57 UT

Marc W. Buie, Southwest Research Institute

RECON