RECON: TNO occultation with 02GP32

Event between 02GP32 and star GA0660:15519150 with event index number of 291901

Geocentric closest approach at 2019/06/13 07:32:00 UTC

J2000 position of star is 17:36:24.6 -22:18:14
Equinox of date position of star is 17:37:33.0 -22:18:52
Stellar brightness G=17.0, use SENSEUP=128
Star is 53 degrees from the moon. Moon is 82% illuminated.
TNO apparent brightness V=22.2

[RECON map]
TNO is 33.3 AU from the Sun and 32.3 AU from the Earth.
The TNO is moving 23.2 km/sec on the sky relative to the star, or, 3.6 arcsec/hr.
The 1-sigma error in the time of the event is 1861 seconds.
The 1-sigma cross-track error in the shadow position is 4029 km.
The sky-plane scale is 23439.9 km/arcsec.

The TNO has an absolute magnitude Hv=7.0
Diameter=241.0 km assuming a 5% albedo -- 10.4 sec chord
Diameter=98.4 km assuming a 30% albedo -- 4.2 sec chord
Dynamical classification is 5:2EEE
 
 
 
 
 
 

Star training set for 02GP32, (2019/06/13 07:32UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:36.2 -26:28:25  0.9 15.79  39
35Eta Oph      17:11:29.7 -15:44:52  2.6  9.00  46
PPM 267109     17:39:55.0 -21:55:21  6.4  0.67  53
PPM 267094     17:39:14.4 -22:35:32  8.4  0.47  53
PPM 267060     17:37:39.5 -22:27:07  9.0  0.14  53
02GP32         17:37:35.0 -22:18:53 17.0        53
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 0.5 sigma about the mid-time.
The median site spacing is 11.8 km RECON observability=0.8 and success probability=1.3%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kelowna 07:32:37 -16.7 AT Up 17.4 171.3 Really Low 07:17:37 - 07:47:37 9769
Summerland 07:32:38 -16.7 AT Up 17.4 170.9 Really Low 07:17:38 - 07:47:38 9765
Penticton 07:32:38 -17.0 AT Up 17.7 171.1 Really Low 07:17:38 - 07:47:38 9755
Okanagan Falls 07:32:39 -17.2 AT Up 17.9 171.1 Really Low 07:17:39 - 07:47:39 9748
Oliver 07:32:38 -17.4 AT Up 18.0 171.1 Really Low 07:17:38 - 07:47:38 9742
Anarchist Mountain Observatory 07:32:38 -17.6 AT Up 18.2 171.3 Really Low 07:17:38 - 07:47:38 9737
Oroville 07:32:38 -17.7 AT Up 18.3 171.2 Really Low 07:17:38 - 07:47:38 9734
Tonasket 07:32:38 -17.9 AT Up 18.5 171.2 Really Low 07:17:38 - 07:47:38 9726
Okanogan 07:32:39 -18.2 Dark Up 18.9 171.0 Really Low 07:17:39 - 07:47:39 9712
Brewster 07:32:40 -18.5 Dark Up 19.1 170.8 Really Low 07:17:40 - 07:47:40 9700
Manson/Chelan 07:32:41 -18.6 Dark Up 19.3 170.4 Really Low 07:17:41 - 07:47:41 9690
Entiat 07:32:41 -18.9 Dark Up 19.5 170.4 Really Low 07:17:41 - 07:47:41 9681
Wenatchee 07:32:42 -19.1 Dark Up 19.7 170.2 Really Low 07:17:42 - 07:47:42 9670
Ellensburg 07:32:43 -19.5 Dark Up 20.1 170.0 Low 07:17:43 - 07:47:43 9652
Yakima 07:32:43 -19.9 Dark Up 20.5 170.0 Low 07:17:43 - 07:47:43 9635
Pasco 07:32:38 -20.3 Dark Up 21.0 171.3 Low 07:17:38 - 07:47:38 9632
Toppenish/White Swan 07:32:42 -20.1 Dark Up 20.7 170.1 Low 07:17:42 - 07:47:42 9627
PNWRO 07:32:38 -20.6 Dark Up 21.3 171.6 Low 07:17:38 - 07:47:38 9623
George/Umatilla 07:32:40 -20.7 Dark Up 21.3 171.1 Low 07:17:40 - 07:47:40 9616
Goldendale 07:32:44 -20.6 Dark Up 21.2 169.7 Low 07:17:44 - 07:47:44 9601
The Dalles 07:32:46 -20.8 Dark Up 21.4 169.3 Low 07:17:46 - 07:47:46 9588
Maupin 07:32:45 -21.2 Dark Up 21.8 169.4 Low 07:17:45 - 07:47:45 9571
Madras/Culver 07:32:46 -21.8 Dark Up 22.4 169.3 Low 07:17:46 - 07:47:46 9547
Redmond 07:32:46 -22.1 Dark Up 22.7 169.2 Low 07:17:46 - 07:47:46 9530
Sisters 07:32:47 -22.1 Dark Up 22.6 168.8 Low 07:17:47 - 07:47:47 9528
Bend 07:32:47 -22.3 Dark Up 22.9 169.1 Low 07:17:47 - 07:47:47 9519
Oregon Observatory 07:32:47 -22.5 Dark Up 23.0 168.9 Low 07:17:47 - 07:47:47 9510
La Pine/Gilchrist 07:32:47 -22.7 Dark Up 23.2 168.8 Low 07:17:47 - 07:47:47 9500
North Lake 07:32:46 -23.2 Dark Up 23.7 169.4 Low 07:17:46 - 07:47:46 9485
Paisley 07:32:45 -23.8 Dark Up 24.3 169.7 Low 07:17:45 - 07:47:45 9462
Chiloquin 07:32:49 -23.8 Dark Up 24.3 168.4 Low 07:17:49 - 07:47:49 9445
Lakeview 07:32:44 -24.3 Dark Up 24.9 169.9 Low 07:17:44 - 07:47:44 9439
Klamath Falls 07:32:49 -24.1 Dark Up 24.6 168.4 Low 07:17:49 - 07:47:49 9429
Tulelake 07:32:48 -24.4 Dark Up 24.9 168.7 Low 07:17:48 - 07:47:48 9418
Cedarville 07:32:44 -25.0 Dark Up 25.5 170.0 Low 07:17:44 - 07:47:44 9408
Niwot 07:31:51 -26.3 Dark Up 27.4 185.2 Low 07:16:51 - 07:46:51 9401
Fall River/Burney 07:32:49 -25.3 Dark Up 25.8 168.7 Low 07:17:49 - 07:47:49 9373
Susanville 07:32:46 -26.0 Dark Up 26.6 169.4 Low 07:17:46 - 07:47:46 9348
Gimple 07:32:47 -26.3 Dark Up 26.8 169.2 Low 07:17:47 - 07:47:47 9331
Greenville 07:32:47 -26.3 Dark Up 26.8 169.1 Low 07:17:47 - 07:47:47 9331
Quincy 07:32:47 -26.5 Dark Up 27.0 169.1 Low 07:17:47 - 07:47:47 9320
Portola 07:32:46 -26.6 Dark Up 27.2 169.5 Low 07:17:46 - 07:47:46 9318
Reno 07:32:44 -27.0 Dark Up 27.5 170.2 Low 07:17:44 - 07:47:44 9309
Carson City 07:32:44 -27.3 Dark Up 27.9 170.2 Low 07:17:44 - 07:47:44 9290
Yerington 07:32:41 -27.6 Dark Up 28.2 170.8 Low 07:17:41 - 07:47:41 9285
Gardnerville 07:32:44 -27.6 Dark Up 28.1 170.2 Low 07:17:44 - 07:47:44 9277
Hawthorne 07:32:40 -28.1 Dark Up 28.7 171.3 Low 07:17:40 - 07:47:40 9264
Tonopah 07:32:35 -28.6 Dark Up 29.3 172.7 Low 07:17:35 - 07:47:35 9249
Lee Vining 07:32:42 -28.6 Dark Up 29.2 170.8 Low 07:17:42 - 07:47:42 9229
Bishop 07:32:39 -29.2 Dark Up 29.9 171.5 Low 07:17:39 - 07:47:39 9201
Beatty 07:32:33 -29.8 Dark Up 30.5 173.1 Up 07:17:33 - 07:47:33 9187
Indian Springs 07:32:30 -30.2 Dark Up 30.9 174.3 Up 07:17:30 - 07:47:30 9175
Lone Pine 07:32:38 -30.0 Dark Up 30.6 171.7 Up 07:17:38 - 07:47:38 9160
Henderson 07:32:27 -30.7 Dark Up 31.5 175.0 Up 07:17:27 - 07:47:27 9148
Patrick 07:32:23 -31.4 Dark Up 32.2 176.1 Up 07:17:23 - 07:47:23 9118
Searchlight/Boulder City 07:32:27 -31.3 Dark Up 32.1 175.0 Up 07:17:27 - 07:47:27 9115
Kingman/Dolan Springs 07:32:24 -31.6 Dark Up 32.4 175.9 Up 07:17:24 - 07:47:24 9103
DCO 07:32:20 -31.7 Dark Up 32.5 176.9 Up 07:17:20 - 07:47:20 9103
Laughlin/Bullhead City 07:32:25 -31.6 Dark Up 32.4 175.4 Up 07:17:25 - 07:47:25 9099
Mohave Valley 07:32:25 -31.9 Dark Up 32.7 175.3 Up 07:17:25 - 07:47:25 9083
CPSLO 07:32:48 -31.1 Dark Up 31.6 168.9 Up 07:17:48 - 07:47:48 9061
Lake Havasu City 07:32:25 -32.3 Dark Up 33.1 175.6 Up 07:17:25 - 07:47:25 9060
Parker 07:32:25 -32.7 Dark Up 33.4 175.6 Up 07:17:25 - 07:47:25 9038
Wildwood 07:32:41 -32.5 Dark Up 33.1 170.9 Up 07:17:41 - 07:47:41 9006
Blythe 07:32:25 -33.2 Dark Up 33.9 175.3 Up 07:17:25 - 07:47:25 9004
Idyllwild 07:32:34 -33.0 Dark Up 33.6 172.9 Up 07:17:34 - 07:47:34 8998
Calipatria 07:32:29 -33.6 Dark Up 34.4 174.2 Up 07:17:29 - 07:47:29 8968
Yuma 07:32:26 -34.1 Dark Up 34.9 175.2 Up 07:17:26 - 07:47:26 8946

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 02GP32, (2019/06/13 07:32UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 15.79  39
35Eta Oph      17:10:22.7 -15:43:29  2.6  9.00  46
PPM 267109     17:38:44.8 -21:54:46  6.4  0.67  53
PPM 267094     17:38:03.8 -22:34:55  8.4  0.47  53
PPM 267060     17:36:29.1 -22:26:28  9.0  0.14  53
02GP32         17:36:24.6 -22:18:14 17.0        53
Positions are for J2000

Event circumstances last updated at 2018/11/28 22:06:34 UT

Marc W. Buie, Southwest Research Institute

RECON