RECON: TNO occultation with 14KD102

Event between 14KD102 and star GA0720:14595226 with event index number of 1050348

Geocentric closest approach at 2020/07/03 07:27:43 UTC

J2000 position of star is 17:46:04.3 -16:20:56
Equinox of date position of star is 17:47:15.2 -16:21:20
Stellar brightness G=16.5, use SENSEUP=128
Star is 11 degrees from the moon. Moon is 96% illuminated.
TNO apparent brightness V=24.9

[RECON map]
TNO is 30.8 AU from the Sun and 29.8 AU from the Earth.
The TNO is moving 22.4 km/sec on the sky relative to the star, or, 3.7 arcsec/hr.
The 1-sigma error in the time of the event is 561 seconds.
The 1-sigma cross-track error in the shadow position is 1139 km.
The sky-plane scale is 21628.7 km/arcsec.

The TNO has an absolute magnitude Hv=10.0
Diameter=200.5 km assuming a 5% albedo -- 2.7 sec chord
Diameter=81.8 km assuming a 30% albedo -- 1.1 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 14KD102, (2020/07/03 07:28UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:40.1 -26:28:33  0.9 20.46  10
35Eta Oph      17:11:33.3 -15:44:56  2.6  8.60   6
PPM 233599     17:48:47.0 -14:43:55  5.9  1.66  12
PPM 233573     17:47:22.0 -16:35:51  8.4  0.24  11
14KD102        17:47:15.3 -16:21:20 16.5        11
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 1.6 sigma about the mid-time.
The median site spacing is 13.3 km RECON observability=1.0 and success probability=0.0%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Clarence Fulton 07:27:17 -16.4 AT Up 23.0 188.1 Low 07:12:17 - 07:42:17 6556
Kelowna 07:27:17 -16.8 AT Up 23.4 188.0 Low 07:12:17 - 07:42:17 6539
Peachland 07:27:18 -16.9 AT Up 23.6 187.7 Low 07:12:18 - 07:42:18 6535
Summerland 07:27:18 -17.1 AT Up 23.7 187.8 Low 07:12:18 - 07:42:18 6528
Penticton 07:27:17 -17.1 AT Up 23.8 187.9 Low 07:12:17 - 07:42:17 6525
Oliver 07:27:17 -17.5 AT Up 24.1 187.9 Low 07:12:17 - 07:42:17 6508
Anarchist Mountain Observatory 07:27:17 -17.7 AT Up 24.3 188.1 Low 07:12:17 - 07:42:17 6500
Victoria 07:27:29 -17.7 AT Up 25.0 183.9 Low 07:12:29 - 07:42:29 6487
Tonasket 07:27:17 -18.0 AT Up 24.6 188.1 Low 07:12:17 - 07:42:17 6485
Okanogan 07:27:17 -18.3 Dark Up 24.9 187.9 Low 07:12:17 - 07:42:17 6470
Brewster 07:27:18 -18.5 Dark Up 25.2 187.8 Low 07:12:18 - 07:42:18 6458
Manson/Chelan 07:27:19 -18.7 Dark Up 25.5 187.4 Low 07:12:19 - 07:42:19 6449
Entiat 07:27:19 -18.9 Dark Up 25.7 187.3 Low 07:12:19 - 07:42:19 6438
Wenatchee 07:27:19 -19.2 Dark Up 26.0 187.2 Low 07:12:19 - 07:42:19 6426
Ellensburg 07:27:20 -19.5 Dark Up 26.4 187.0 Low 07:12:20 - 07:42:20 6406
Yakima 07:27:19 -19.9 Dark Up 26.8 187.0 Low 07:12:19 - 07:42:19 6385
Toppenish/White Swan 07:27:19 -20.2 Dark Up 27.0 187.2 Low 07:12:19 - 07:42:19 6374
Pasco 07:27:14 -20.4 Dark Up 27.0 188.6 Low 07:12:14 - 07:42:14 6364
PNWRO 07:27:14 -20.7 Dark Up 27.2 188.8 Low 07:12:14 - 07:42:14 6350
Goldendale 07:27:20 -20.7 Dark Up 27.6 186.8 Low 07:12:20 - 07:42:20 6347
The Dalles 07:27:21 -20.8 Dark Up 27.8 186.4 Low 07:12:21 - 07:42:21 6336
Maupin 07:27:21 -21.3 Dark Up 28.2 186.6 Low 07:12:21 - 07:42:21 6314
Sisters 07:27:22 -22.1 Dark Up 29.1 186.1 Low 07:12:22 - 07:42:22 6268
Redmond 07:27:21 -22.1 Dark Up 29.1 186.5 Low 07:12:21 - 07:42:21 6266
Bend 07:27:21 -22.3 Dark Up 29.4 186.4 Low 07:12:21 - 07:42:21 6254
Oregon Observatory 07:27:22 -22.5 Dark Up 29.5 186.2 Low 07:12:22 - 07:42:22 6245
La Pine/Gilchrist 07:27:22 -22.7 Dark Up 29.8 186.2 Low 07:12:22 - 07:42:22 6234
North Lake 07:27:20 -23.2 Dark Up 30.1 186.9 Up 07:12:20 - 07:42:20 6208
Paisley 07:27:18 -23.8 Dark Up 30.7 187.3 Up 07:12:18 - 07:42:18 6176
Klamath Falls 07:27:22 -24.1 Dark Up 31.2 186.0 Up 07:12:22 - 07:42:22 6152
Lakeview 07:27:17 -24.3 Dark Up 31.1 187.6 Up 07:12:17 - 07:42:17 6146
Cedarville 07:27:16 -25.0 Dark Up 31.8 187.8 Up 07:12:16 - 07:42:16 6107
Fall River/Burney 07:27:21 -25.3 Dark Up 32.4 186.5 Up 07:12:21 - 07:42:21 6081
Susanville 07:27:18 -26.0 Dark Up 32.9 187.4 Up 07:12:18 - 07:42:18 6041
Greenville 07:27:19 -26.2 Dark Up 33.2 187.1 Up 07:12:19 - 07:42:19 6025
Gimple 07:27:18 -26.3 Dark Up 33.2 187.1 Up 07:12:18 - 07:42:18 6025
Quincy 07:27:19 -26.4 Dark Up 33.4 187.1 Up 07:12:19 - 07:42:19 6012
Portola 07:27:17 -26.6 Dark Up 33.5 187.6 Up 07:12:17 - 07:42:17 6004
Reno 07:27:14 -27.0 Dark Up 33.7 188.4 Up 07:12:14 - 07:42:14 5985
Carson City 07:27:14 -27.3 Dark Up 34.0 188.4 Up 07:12:14 - 07:42:14 5962
Yerington 07:27:12 -27.6 Dark Up 34.2 189.2 Up 07:12:12 - 07:42:12 5947
Gardnerville 07:27:14 -27.6 Dark Up 34.3 188.5 Up 07:12:14 - 07:42:14 5947
Niwot 07:26:22 -26.8 Dark Up 30.0 204.2 Up 07:11:22 - 07:41:22 5927
SwRI 07:26:21 -26.9 Dark Up 30.2 204.1 Up 07:11:21 - 07:41:21 5921
Hawthorne 07:27:09 -28.1 Dark Up 34.6 189.8 Up 07:12:09 - 07:42:09 5916
Lee Vining 07:27:11 -28.6 Dark Up 35.2 189.3 Up 07:12:11 - 07:42:11 5882
Tonopah 07:27:04 -28.7 Dark Up 34.8 191.5 Up 07:12:04 - 07:42:04 5880
Bishop 07:27:08 -29.3 Dark Up 35.7 190.2 Up 07:12:08 - 07:42:08 5839
Beatty 07:27:02 -29.9 Dark Up 35.9 192.2 Up 07:12:02 - 07:42:02 5801
Indian Springs 07:26:57 -30.3 Dark Up 36.0 193.5 Up 07:11:57 - 07:41:57 5773
Henderson 07:26:54 -30.9 Dark Up 36.4 194.4 Up 07:11:54 - 07:41:54 5733
CPSLO 07:27:16 -31.0 Dark Up 38.0 187.8 Up 07:12:16 - 07:42:16 5708
Searchlight/Boulder City 07:26:54 -31.5 Dark Up 36.9 194.5 Up 07:11:54 - 07:41:54 5694
Patrick 07:26:50 -31.6 Dark Up 36.8 195.8 Up 07:11:50 - 07:41:50 5683
Laughlin/Bullhead City 07:26:52 -31.8 Dark Up 37.2 195.0 Up 07:11:52 - 07:41:52 5670
Kingman/Dolan Springs 07:26:50 -31.8 Dark Up 37.0 195.6 Up 07:11:50 - 07:41:50 5669
DCO 07:26:46 -31.9 Dark Up 36.9 196.6 Up 07:11:46 - 07:41:46 5658
Mohave Valley 07:26:52 -32.1 Dark Up 37.4 195.1 Up 07:11:52 - 07:41:52 5651
Lake Havasu City 07:26:51 -32.5 Dark Up 37.7 195.4 Up 07:11:51 - 07:41:51 5622
Wildwood 07:27:07 -32.5 Dark Up 38.9 190.4 Up 07:12:07 - 07:42:07 5616
Parker 07:26:51 -32.8 Dark Up 38.1 195.5 Up 07:11:51 - 07:41:51 5596
Idyllwild 07:27:00 -33.1 Dark Up 39.0 192.8 Up 07:12:00 - 07:42:00 5582
Blythe 07:26:52 -33.3 Dark Up 38.7 195.3 Up 07:11:52 - 07:41:52 5561
George/Scottsdale 07:26:40 -33.4 Dark Up 37.9 198.5 Up 07:11:40 - 07:41:40 5550
Calipatria 07:26:55 -33.8 Dark Up 39.3 194.3 Up 07:11:55 - 07:41:55 5531
Yuma 07:26:51 -34.3 Dark Up 39.6 195.4 Up 07:11:51 - 07:41:51 5494

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 14KD102, (2020/07/03 07:28UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 20.46  10
35Eta Oph      17:10:22.7 -15:43:29  2.6  8.60   6
PPM 233599     17:47:36.7 -14:43:33  5.9  1.66  12
PPM 233573     17:46:10.8 -16:35:28  8.4  0.24  11
14KD102        17:46:04.3 -16:20:56 16.5        11
Positions are for J2000

Event circumstances last updated at 2020/06/21 04:30:31 UT

Marc W. Buie, Southwest Research Institute

RECON