RECON: TNO occultation with 10VR11

Event between 10VR11 and star GA1160:01938506 with event index number of 2687545

Geocentric closest approach at 2029/02/10 07:52:34 UTC

J2000 position of star is 06:06:47.8 +27:05:27
Equinox of date position of star is 06:08:12.1 +27:05:13
Stellar brightness G=15.5, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 165 degrees from the moon. Moon is 9% illuminated.
TNO apparent brightness V=21.3

[RECON map]
TNO is 36.0 AU from the Sun and 35.4 AU from the Earth.
The TNO is moving 15.2 km/sec on the sky relative to the star, or, 2.1 arcsec/hr.
The 1-sigma error in the time of the event is 597 seconds.
The 1-sigma cross-track error in the shadow position is 5463 km.
The sky-plane scale is 25639.7 km/arcsec.

The TNO has an absolute magnitude Hv=5.6
Diameter=461.3 km assuming a 5% albedo -- 30.4 sec chord
Diameter=188.3 km assuming a 30% albedo -- 12.4 sec chord
Dynamical classification is SCATEXTD
 
 
 
 
 
 

Star training set for 10VR11, (2029/02/10 07:53UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:56:44.9 +07:24:36  0.4 19.88 157
Alnath         05:28:08.1 +28:37:46  1.6  9.08 156
PPM 095226     06:02:50.3 +27:34:16  6.0  1.37 164
PPM 095423     06:09:09.1 +26:40:34  7.0  0.43 165
PPM 095477     06:10:22.3 +27:08:50  9.6  0.39 165
10VR11         06:08:37.2 +27:05:08 15.5       165
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 1.5 sigma about the mid-time.
The median site spacing is 20.5 km RECON observability=1.0 and success probability=7.4%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Sleaford 07:49:10 -51.6 Dark Down 39.0 265.0 Up 07:34:10 - 08:04:10 7186
Kamloops 07:49:40 -53.2 Dark Down 48.1 253.5 Up 07:34:40 - 08:04:40 6658
Kelowna 07:49:34 -54.1 Dark Down 47.8 255.2 Up 07:34:34 - 08:04:34 6614
Peachland 07:49:34 -54.1 Dark Down 48.0 255.1 Up 07:34:34 - 08:04:34 6596
Summerland 07:49:33 -54.3 Dark Down 47.9 255.3 Up 07:34:33 - 08:04:33 6586
Penticton 07:49:32 -54.4 Dark Down 47.9 255.5 Up 07:34:32 - 08:04:32 6584
Oliver 07:49:30 -54.7 Dark Down 48.0 255.9 Up 07:34:30 - 08:04:30 6554
Anarchist Mountain Observatory 07:49:29 -54.9 Dark Down 47.9 256.2 Up 07:34:29 - 08:04:29 6545
Tonasket 07:49:28 -55.2 Dark Down 48.0 256.5 Up 07:34:28 - 08:04:28 6516
Okanogan 07:49:27 -55.5 Dark Down 48.2 256.7 Up 07:34:27 - 08:04:27 6483
Brewster 07:49:27 -55.8 Dark Down 48.4 256.8 Up 07:34:27 - 08:04:27 6453
Manson/Chelan 07:49:27 -55.9 Dark Down 48.7 256.7 Up 07:34:27 - 08:04:27 6425
Victoria 07:49:41 -54.8 Dark Down 50.6 252.9 Up 07:34:41 - 08:04:41 6388
Wenatchee 07:49:25 -56.4 Dark Down 48.9 257.1 Up 07:34:25 - 08:04:25 6378
Ellensburg 07:49:24 -56.7 Dark Down 49.2 257.3 Up 07:34:24 - 08:04:24 6336
Yakima 07:49:22 -57.1 Dark Down 49.3 257.8 Up 07:34:22 - 08:04:22 6299
PNWRO 07:49:14 -57.9 Dark Down 48.3 259.9 Up 07:34:14 - 08:04:14 6298
Toppenish/White Swan 07:49:21 -57.4 Dark Down 49.2 258.2 Up 07:34:21 - 08:04:21 6285
Dunrhomin 07:48:08 -63.0 Dark Down 38.7 275.0 Up 07:33:08 - 08:03:08 6263
CU-SBO 07:48:07 -63.2 Dark Down 38.8 275.1 Up 07:33:07 - 08:03:07 6238
Goldendale 07:49:21 -57.8 Dark Down 49.6 258.4 Up 07:34:21 - 08:04:21 6223
The Dalles 07:49:21 -58.0 Dark Down 49.9 258.3 Up 07:34:21 - 08:04:21 6192
Maupin 07:49:18 -58.4 Dark Down 49.9 258.9 Up 07:34:18 - 08:04:18 6158
Sisters 07:49:16 -59.2 Dark Down 50.4 259.5 Up 07:34:16 - 08:04:16 6063
Bend 07:49:15 -59.5 Dark Down 50.3 260.0 Up 07:34:15 - 08:04:15 6050
Oregon Observatory 07:49:14 -59.6 Dark Down 50.4 260.1 Up 07:34:14 - 08:04:14 6030
North Lake 07:49:10 -60.3 Dark Down 50.1 261.3 Up 07:34:10 - 08:04:10 5988
Lakeview 07:49:04 -61.5 Dark Down 49.9 263.0 Up 07:34:04 - 08:04:04 5908
Chiloquin 07:49:10 -60.8 Dark Down 50.9 261.3 Up 07:34:10 - 08:04:10 5896
Klamath Falls 07:49:09 -61.1 Dark Down 50.9 261.8 Up 07:34:09 - 08:04:09 5867
Cedarville 07:49:01 -62.1 Dark Down 49.9 263.9 Up 07:34:01 - 08:04:01 5854
Fall River/Burney 07:49:03 -62.4 Dark Down 50.8 263.5 Up 07:34:03 - 08:04:03 5769
Susanville 07:48:58 -63.1 Dark Down 50.3 264.8 Up 07:33:58 - 08:03:58 5734
Gimple 07:48:57 -63.3 Dark Down 50.5 265.0 Up 07:33:57 - 08:03:57 5701
Greenville 07:48:58 -63.3 Dark Down 50.6 265.0 Up 07:33:58 - 08:03:58 5699
Portola 07:48:55 -63.7 Dark Down 50.3 265.7 Up 07:33:55 - 08:03:55 5684
Reno 07:48:51 -64.1 Dark Down 49.8 266.5 Up 07:33:51 - 08:03:51 5680
Quincy 07:48:57 -63.5 Dark Down 50.6 265.2 Up 07:33:57 - 08:03:57 5680
Yerington 07:48:46 -64.8 Dark Down 49.3 267.5 Up 07:33:46 - 08:03:46 5650
Carson City 07:48:49 -64.5 Dark Down 49.8 266.9 Up 07:33:49 - 08:03:49 5647
Tonopah 07:48:35 -65.9 Dark Down 47.9 269.8 Up 07:33:35 - 08:03:35 5630
Gardnerville 07:48:49 -64.7 Dark Down 49.8 267.2 Up 07:33:49 - 08:03:49 5626
Hawthorne 07:48:43 -65.3 Dark Down 48.9 268.4 Up 07:33:43 - 08:03:43 5625
Lee Vining 07:48:43 -65.8 Dark Down 49.3 268.8 Up 07:33:43 - 08:03:43 5555
Indian Springs 07:48:25 -67.6 Dark Down 46.6 272.3 Up 07:33:25 - 08:03:25 5545
Beatty 07:48:30 -67.1 Dark Down 47.5 271.3 Up 07:33:30 - 08:03:30 5537
Bishop 07:48:37 -66.5 Dark Down 48.8 269.9 Up 07:33:37 - 08:03:37 5523
Henderson 07:48:20 -68.1 Dark Down 46.1 273.2 Up 07:33:20 - 08:03:20 5520
Patrick 07:48:13 -68.8 Dark Down 45.1 274.5 Up 07:33:13 - 08:03:13 5502
Kingman/Dolan Springs 07:48:12 -69.0 Dark Down 45.3 274.6 Up 07:33:12 - 08:03:12 5474
Laughlin/Bullhead City 07:48:15 -69.0 Dark Down 45.7 274.3 Up 07:33:15 - 08:03:15 5452
Mohave Valley 07:48:15 -69.3 Dark Down 45.7 274.6 Up 07:33:15 - 08:03:15 5427
George/Scottsdale 07:48:01 -70.5 Dark Down 43.4 277.1 Up 07:33:01 - 08:03:01 5419
Lake Havasu City 07:48:11 -69.7 Dark Down 45.4 275.1 Up 07:33:11 - 08:03:11 5398
Parker 07:48:10 -70.1 Dark Down 45.4 275.5 Up 07:33:10 - 08:03:10 5366
Idyllwild 07:48:18 -70.3 Dark Down 47.3 274.8 Up 07:33:18 - 08:03:18 5237
Calipatria 07:48:11 -71.0 Dark Down 46.3 276.0 Up 07:33:11 - 08:03:11 5222
Yuma 07:48:06 -71.5 Dark Down 45.5 276.8 Up 07:33:06 - 08:03:06 5215
Wildwood 07:48:27 -69.6 Dark Down 48.9 273.5 Up 07:33:27 - 08:03:27 5202

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 10VR11, (2029/02/10 07:53UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:55:10.3 +07:24:26  0.4 19.88 157
Alnath         05:26:17.6 +28:36:23  1.6  9.08 156
PPM 095226     06:01:00.4 +27:34:21  6.0  1.37 164
PPM 095423     06:07:20.0 +26:40:55  7.0  0.43 165
PPM 095477     06:08:32.8 +27:09:14  9.6  0.39 165
10VR11         06:06:47.8 +27:05:27 15.5       165
Positions are for J2000

Event circumstances last updated at 2022/06/04 23:07:31 UT

Marc W. Buie, Southwest Research Institute

RECON