RECON: TNO occultation with 02GH32

Event between 02GH32 and star GA0760:05261603 with event index number of 211308

Geocentric closest approach at 2019/09/05 03:24:08 UTC

J2000 position of star is 15:29:48.7 -12:00:57
Equinox of date position of star is 15:30:52.8 -12:04:53
Stellar brightness G=12.1, use SENSEUP=16
Star is 8 degrees from the moon. Moon is 40% illuminated.
TNO apparent brightness V=22.8

[RECON map]
TNO is 44.0 AU from the Sun and 44.3 AU from the Earth.
The TNO is moving 14.0 km/sec on the sky relative to the star, or, 1.6 arcsec/hr.
The 1-sigma error in the time of the event is 308 seconds.
The 1-sigma cross-track error in the shadow position is 2342 km.
The sky-plane scale is 32103.4 km/arcsec.

The TNO has an absolute magnitude Hv=6.2
Diameter=345.2 km assuming a 5% albedo -- 24.6 sec chord
Diameter=140.9 km assuming a 30% albedo -- 10.1 sec chord
Dynamical classification is SCATEXTD
 
 
 
 
 
 

Star training set for 02GH32, (2019/09/05 03:24UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:37.0 -26:28:26  0.9 20.10  13
27Bet Lib      15:18:04.1 -09:27:16  2.6  4.10  12
31Eps Lib      15:25:16.0 -10:23:30  4.8  2.18  10
PPM 230285     15:29:18.5 -11:30:58  8.2  0.69   8
PPM 230342     15:31:53.0 -12:14:09  9.5  0.29   7
02GH32         15:30:53.7 -12:04:56 12.1         7
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 2.9 sigma about the mid-time.
The median site spacing is 20.5 km RECON observability=0.2 and success probability=0.6%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kelowna 03:25:08 -8.6 NT Up 17.4 224.8 Really Low 03:10:08 - 03:40:08 6389
Summerland 03:25:12 -8.5 NT Up 17.7 224.6 Really Low 03:10:12 - 03:40:12 6376
Penticton 03:25:12 -8.6 NT Up 17.7 224.7 Really Low 03:10:12 - 03:40:12 6375
Okanagan Falls 03:25:10 -8.7 NT Up 17.8 224.7 Really Low 03:10:10 - 03:40:10 6368
Oliver 03:25:11 -8.7 NT Up 18.0 224.8 Really Low 03:10:11 - 03:40:11 6362
Anarchist Mountain Observatory 03:25:12 -8.9 NT Up 18.0 225.0 Really Low 03:10:12 - 03:40:12 6358
Oroville 03:25:13 -8.9 NT Up 18.1 224.9 Really Low 03:10:13 - 03:40:13 6354
Tonasket 03:25:16 -9.0 NT Up 18.2 225.0 Really Low 03:10:16 - 03:40:16 6346
Okanogan 03:25:17 -9.0 NT Up 18.5 225.0 Really Low 03:10:17 - 03:40:17 6332
Brewster 03:25:16 -9.0 NT Up 18.8 224.8 Really Low 03:10:16 - 03:40:16 6321
Manson/Chelan 03:25:16 -8.8 NT Up 19.1 224.6 Really Low 03:10:16 - 03:40:16 6310
Entiat 03:25:19 -8.9 NT Up 19.3 224.6 Really Low 03:10:19 - 03:40:19 6301
Wenatchee 03:25:19 -8.9 NT Up 19.6 224.5 Really Low 03:10:19 - 03:40:19 6290
Ellensburg 03:25:19 -8.9 NT Up 20.0 224.4 Really Low 03:10:19 - 03:40:19 6272
Yakima 03:25:22 -9.0 NT Up 20.2 224.5 Low 03:10:22 - 03:40:22 6255
Pasco 03:25:28 -10.1 NT Up 19.8 225.9 Really Low 03:10:28 - 03:40:28 6254
Toppenish/White Swan 03:25:22 -9.2 NT Up 20.3 224.7 Low 03:10:22 - 03:40:22 6248
PNWRO 03:25:33 -10.4 NT Up 19.8 226.2 Really Low 03:10:33 - 03:40:33 6246
George/Umatilla 03:25:30 -10.1 NT Up 20.1 225.8 Low 03:10:30 - 03:40:30 6239
Goldendale 03:25:23 -9.1 NT Up 20.9 224.5 Low 03:10:23 - 03:40:23 6222
The Dalles 03:25:22 -9.0 NT Up 21.3 224.2 Low 03:10:22 - 03:40:22 6209
Maupin 03:25:27 -9.2 NT Up 21.5 224.5 Low 03:10:27 - 03:40:27 6192
Madras/Culver 03:25:30 -9.4 NT Up 21.9 224.6 Low 03:10:30 - 03:40:30 6168
Redmond 03:25:30 -9.5 NT Up 22.2 224.6 Low 03:10:30 - 03:40:30 6152
Sisters 03:25:28 -9.2 NT Up 22.4 224.3 Low 03:10:28 - 03:40:28 6149
Bend 03:25:30 -9.4 NT Up 22.4 224.6 Low 03:10:30 - 03:40:30 6141
Oregon Observatory 03:25:31 -9.4 NT Up 22.6 224.5 Low 03:10:31 - 03:40:31 6131
La Pine/Gilchrist 03:25:33 -9.4 NT Up 22.8 224.5 Low 03:10:33 - 03:40:33 6121
North Lake 03:25:36 -10.0 NT Up 22.8 225.2 Low 03:10:36 - 03:40:36 6108
Paisley 03:25:41 -10.4 NT Up 22.9 225.7 Low 03:10:41 - 03:40:41 6085
Chiloquin 03:25:38 -9.6 NT Up 23.7 224.6 Low 03:10:38 - 03:40:38 6066
Lakeview 03:25:45 -10.8 NT Up 23.2 226.1 Low 03:10:45 - 03:40:45 6063
Klamath Falls 03:25:38 -9.7 NT Up 23.9 224.7 Low 03:10:38 - 03:40:38 6051
Niwot 03:27:00 -22.2 Dark Up 15.1 239.3 Really Low 03:12:00 - 03:42:00 6043
Tulelake 03:25:40 -10.0 NT Up 24.0 225.1 Low 03:10:40 - 03:40:40 6041
SwRI 03:26:59 -22.2 Dark Up 15.3 239.3 Really Low 03:11:59 - 03:41:59 6037
Cedarville 03:25:50 -11.1 NT Up 23.5 226.4 Low 03:10:50 - 03:40:50 6033
Fall River/Burney 03:25:46 -10.4 NT Up 24.5 225.5 Low 03:10:46 - 03:40:46 5997
Susanville 03:25:53 -11.2 NT Up 24.6 226.4 Low 03:10:53 - 03:40:53 5972
Gimple 03:25:53 -11.1 NT Up 24.9 226.3 Low 03:10:53 - 03:40:53 5956
Greenville 03:25:52 -11.0 NT Up 24.9 226.2 Low 03:10:52 - 03:40:52 5955
Quincy 03:25:54 -11.1 NT Up 25.1 226.3 Low 03:10:54 - 03:40:54 5945
Portola 03:25:56 -11.5 NT Up 24.9 226.8 Low 03:10:56 - 03:40:56 5943
Reno 03:26:01 -12.1 AT Up 24.7 227.4 Low 03:11:01 - 03:41:01 5936
Carson City 03:26:03 -12.2 AT Up 24.9 227.6 Low 03:11:03 - 03:41:03 5917
Yerington 03:26:07 -12.8 AT Up 24.6 228.2 Low 03:11:07 - 03:41:07 5913
Gardnerville 03:26:04 -12.3 AT Up 25.0 227.7 Low 03:11:04 - 03:41:04 5904
Hawthorne 03:26:11 -13.3 AT Up 24.6 228.9 Low 03:11:11 - 03:41:11 5893
Tonopah 03:26:20 -14.6 AT Up 24.1 230.3 Low 03:11:20 - 03:41:20 5880
Lee Vining 03:26:12 -13.2 AT Up 25.3 228.6 Low 03:11:12 - 03:41:12 5857
Bishop 03:26:19 -13.9 AT Up 25.2 229.5 Low 03:11:19 - 03:41:19 5831
Beatty 03:26:28 -15.3 AT Up 24.5 231.1 Low 03:11:28 - 03:41:28 5819
Indian Springs 03:26:35 -16.3 AT Up 24.0 232.1 Low 03:11:35 - 03:41:35 5809
Lone Pine 03:26:25 -14.5 AT Up 25.5 230.1 Low 03:11:25 - 03:41:25 5791
Henderson 03:26:39 -17.0 AT Up 23.9 232.9 Low 03:11:39 - 03:41:39 5784
Patrick 03:26:50 -18.1 Dark Up 23.5 234.0 Low 03:11:50 - 03:41:50 5755
Searchlight/Boulder City 03:26:45 -17.3 AT Up 24.2 233.1 Low 03:11:45 - 03:41:45 5751
DCO 03:26:55 -18.8 Dark Up 23.2 234.7 Low 03:11:55 - 03:41:55 5741
Kingman/Dolan Springs 03:26:50 -18.1 Dark Up 23.8 233.9 Low 03:11:50 - 03:41:50 5740
Laughlin/Bullhead City 03:26:50 -17.7 AT Up 24.1 233.5 Low 03:11:50 - 03:41:50 5736
Mohave Valley 03:26:50 -17.8 AT Up 24.3 233.6 Low 03:11:50 - 03:41:50 5720
Lake Havasu City 03:26:52 -18.2 Dark Up 24.3 234.0 Low 03:11:52 - 03:41:52 5697
CPSLO 03:26:17 -12.9 AT Up 28.0 228.3 Low 03:11:17 - 03:41:17 5690
Parker 03:26:54 -18.3 Dark Up 24.5 234.1 Low 03:11:54 - 03:41:54 5676
Blythe 03:26:55 -18.3 Dark Up 25.0 234.1 Low 03:11:55 - 03:41:55 5642
Wildwood 03:26:33 -14.9 AT Up 27.4 230.6 Low 03:11:33 - 03:41:33 5638
Idyllwild 03:26:46 -16.6 AT Up 26.4 232.4 Low 03:11:46 - 03:41:46 5633
Calipatria 03:26:54 -17.7 AT Up 25.9 233.6 Low 03:11:54 - 03:41:54 5605
Yuma 03:27:00 -18.6 Dark Up 25.6 234.5 Low 03:12:00 - 03:42:00 5584

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 02GH32, (2019/09/05 03:24UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 20.10  13
27Bet Lib      15:17:00.3 -09:22:59  2.6  4.10  12
31Eps Lib      15:24:11.8 -10:19:23  4.8  2.18  10
PPM 230285     15:28:13.8 -11:26:56  8.2  0.69   8
PPM 230342     15:30:48.0 -12:10:10  9.5  0.29   7
02GH32         15:29:48.7 -12:00:57 12.1         8
Positions are for J2000

Event circumstances last updated at 2019/06/07 22:38:05 UT

Marc W. Buie, Southwest Research Institute

RECON