RECON: TNO occultation with 02GV32

Event between 02GV32 and star GA0660:17383470 with event index number of 1037368

Geocentric closest approach at 2020/06/02 10:44:29 UTC

J2000 position of star is 17:41:53.9 -23:59:10
Equinox of date position of star is 17:43:07.9 -23:59:41
Stellar brightness G=15.9, use SENSEUP=128
Star is 59 degrees from the moon. Moon is 85% illuminated.
TNO apparent brightness V=25.0

[RECON map]
TNO is 32.1 AU from the Sun and 31.1 AU from the Earth.
The TNO is moving 22.7 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 311 seconds.
The 1-sigma cross-track error in the shadow position is 1487 km.
The sky-plane scale is 22536.2 km/arcsec.

The TNO has an absolute magnitude Hv=10.0
Diameter=204.2 km assuming a 5% albedo -- 2.7 sec chord
Diameter=83.4 km assuming a 30% albedo -- 1.1 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 02GV32, (2020/06/02 10:44UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:39.8 -26:28:32  0.9 16.56  44
35Eta Oph      17:11:33.0 -15:44:56  2.6 11.09  51
PPM 267309     17:48:59.7 -22:29:01  6.1  2.02  60
PPM 267136     17:42:04.7 -23:50:43  8.2  0.29  59
PPM 267143     17:42:16.2 -24:00:49  9.4  0.20  59
02GV32         17:43:08.8 -23:59:42 15.9        60
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 15.5 km RECON observability=0.5 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 10:43:08 -8.5 NT Down 11.9 205.4 Really Low 10:28:08 - 10:58:08 7974
Victoria 10:43:18 -11.5 NT Up 14.6 201.9 Really Low 10:28:18 - 10:58:18 7963
Peachland 10:43:09 -9.1 NT Down 12.5 205.1 Really Low 10:28:09 - 10:58:09 7963
Kelowna 10:43:08 -8.9 NT Down 12.3 205.3 Really Low 10:28:08 - 10:58:08 7962
Summerland 10:43:08 -9.2 NT Down 12.6 205.2 Really Low 10:28:08 - 10:58:08 7956
Penticton 10:43:08 -9.2 NT Down 12.6 205.3 Really Low 10:28:08 - 10:58:08 7952
Oliver 10:43:08 -9.5 NT Down 12.9 205.3 Really Low 10:28:08 - 10:58:08 7940
Anarchist Mountain Observatory 10:43:07 -9.5 NT Down 13.0 205.5 Really Low 10:28:07 - 10:58:07 7932
Tonasket 10:43:07 -9.8 NT Down 13.3 205.4 Really Low 10:28:07 - 10:58:07 7921
Okanogan 10:43:07 -10.1 NT Down 13.7 205.3 Really Low 10:28:07 - 10:58:07 7910
Brewster 10:43:06 -10.4 NT Down 14.0 205.2 Really Low 10:28:06 - 10:58:06 7903
Manson/Chelan 10:43:07 -10.7 NT Down 14.3 204.9 Really Low 10:28:07 - 10:58:07 7900
Entiat 10:43:07 -10.9 NT Down 14.5 204.9 Really Low 10:28:07 - 10:58:07 7892
Wenatchee 10:43:07 -11.2 NT Down 14.8 204.8 Really Low 10:28:07 - 10:58:07 7884
Ellensburg 10:43:07 -11.6 NT Down 15.2 204.6 Really Low 10:28:07 - 10:58:07 7871
Yakima 10:43:07 -11.9 NT Down 15.6 204.7 Really Low 10:28:07 - 10:58:07 7855
Toppenish/White Swan 10:43:06 -12.0 AT Down 15.7 204.8 Really Low 10:28:06 - 10:58:06 7844
Goldendale 10:43:06 -12.7 AT Down 16.3 204.5 Really Low 10:28:06 - 10:58:06 7827
The Dalles 10:43:07 -13.0 AT Down 16.7 204.2 Really Low 10:28:07 - 10:58:07 7822
Pasco 10:43:02 -11.6 NT Down 15.5 206.0 Really Low 10:28:02 - 10:58:02 7821
PNWRO 10:43:00 -11.7 NT Down 15.6 206.2 Really Low 10:28:00 - 10:58:00 7808
Maupin 10:43:06 -13.3 AT Down 17.0 204.4 Really Low 10:28:06 - 10:58:06 7804
Sisters 10:43:06 -14.2 AT Up 18.0 204.0 Really Low 10:28:06 - 10:58:06 7773
Redmond 10:43:05 -14.0 AT Down 17.9 204.4 Really Low 10:28:05 - 10:58:05 7766
Bend 10:43:05 -14.3 AT Down 18.1 204.3 Really Low 10:28:05 - 10:58:05 7759
Oregon Observatory 10:43:05 -14.5 AT Up 18.3 204.2 Really Low 10:28:05 - 10:58:05 7753
La Pine/Gilchrist 10:43:05 -14.6 AT Up 18.5 204.2 Really Low 10:28:05 - 10:58:05 7745
North Lake 10:43:03 -14.7 AT Down 18.7 204.8 Really Low 10:28:03 - 10:58:03 7717
Paisley 10:43:01 -15.0 AT Down 19.1 205.2 Really Low 10:28:01 - 10:58:01 7686
Klamath Falls 10:43:04 -15.9 AT Up 19.9 204.1 Really Low 10:28:04 - 10:58:04 7681
Lakeview 10:42:59 -15.3 AT Down 19.5 205.4 Really Low 10:27:59 - 10:57:59 7659
Cedarville 10:42:58 -15.7 AT Down 20.0 205.7 Low 10:27:58 - 10:57:58 7625
Fall River/Burney 10:43:01 -16.7 AT Up 20.9 204.7 Low 10:28:01 - 10:58:01 7619
Susanville 10:42:58 -16.8 AT Down 21.2 205.4 Low 10:27:58 - 10:57:58 7577
Greenville 10:42:58 -17.2 AT Up 21.6 205.2 Low 10:27:58 - 10:57:58 7567
Gimple 10:42:58 -17.1 AT Up 21.5 205.3 Low 10:27:58 - 10:57:58 7565
Quincy 10:42:58 -17.3 AT Up 21.7 205.2 Low 10:27:58 - 10:57:58 7556
Portola 10:42:57 -17.2 AT Down 21.7 205.7 Low 10:27:57 - 10:57:57 7543
Reno 10:42:54 -17.1 AT Down 21.7 206.3 Low 10:27:54 - 10:57:54 7519
Carson City 10:42:53 -17.4 AT Down 22.0 206.4 Low 10:27:53 - 10:57:53 7500
Gardnerville 10:42:53 -17.5 AT Down 22.2 206.5 Low 10:27:53 - 10:57:53 7486
Yerington 10:42:51 -17.2 AT Down 22.0 207.0 Low 10:27:51 - 10:57:51 7480
Hawthorne 10:42:49 -17.3 AT Down 22.2 207.6 Low 10:27:49 - 10:57:49 7446
Lee Vining 10:42:49 -18.0 AT Down 22.9 207.2 Low 10:27:49 - 10:57:49 7424
Tonopah 10:42:43 -16.9 AT Down 22.1 208.9 Low 10:27:43 - 10:57:43 7398
Bishop 10:42:46 -18.0 Dark Down 23.2 208.0 Low 10:27:46 - 10:57:46 7378
Beatty 10:42:40 -17.5 AT Down 22.9 209.5 Low 10:27:40 - 10:57:40 7324
CPSLO 10:42:52 -20.8 Dark Up 25.8 206.4 Low 10:27:52 - 10:57:52 7295
Indian Springs 10:42:35 -17.2 AT Down 22.8 210.6 Low 10:27:35 - 10:57:35 7286
Niwot 10:42:10 -8.8 NT Down 15.3 218.7 Really Low 10:27:10 - 10:57:10 7274
SwRI 10:42:10 -8.9 NT Down 15.4 218.6 Really Low 10:27:10 - 10:57:10 7270
Henderson 10:42:33 -17.2 AT Down 23.0 211.3 Low 10:27:33 - 10:57:33 7242
Searchlight/Boulder City 10:42:32 -17.6 AT Down 23.4 211.5 Low 10:27:32 - 10:57:32 7207
Wildwood 10:42:43 -20.6 Dark Down 26.1 208.5 Low 10:27:43 - 10:57:43 7189
Patrick 10:42:28 -17.0 AT Down 23.0 212.4 Low 10:27:28 - 10:57:28 7183
Laughlin/Bullhead City 10:42:31 -17.6 AT Down 23.6 211.8 Low 10:27:31 - 10:57:31 7182
Kingman/Dolan Springs 10:42:28 -17.3 AT Down 23.3 212.3 Low 10:27:28 - 10:57:28 7174
Mohave Valley 10:42:29 -17.8 AT Down 23.8 211.9 Low 10:27:29 - 10:57:29 7165
DCO 10:42:25 -16.8 AT Down 23.0 213.1 Low 10:27:25 - 10:57:25 7151
Lake Havasu City 10:42:29 -17.9 AT Down 24.0 212.2 Low 10:27:29 - 10:57:29 7136
Idyllwild 10:42:36 -19.8 Dark Down 25.7 210.3 Low 10:27:36 - 10:57:36 7134
Parker 10:42:28 -18.1 Dark Down 24.3 212.3 Low 10:27:28 - 10:57:28 7113
Blythe 10:42:28 -18.7 Dark Down 24.9 212.2 Low 10:27:28 - 10:57:28 7086
Calipatria 10:42:31 -19.6 Dark Down 25.7 211.5 Low 10:27:31 - 10:57:31 7073
George/Scottsdale 10:42:19 -17.0 AT Down 23.6 214.5 Low 10:27:19 - 10:57:19 7038
Yuma 10:42:28 -19.4 Dark Down 25.7 212.4 Low 10:27:28 - 10:57:28 7028

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 02GV32, (2020/06/02 10:44UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 16.56  44
35Eta Oph      17:10:22.7 -15:43:29  2.6 11.09  51
PPM 267309     17:47:45.6 -22:28:40  6.1  2.02  60
PPM 267136     17:40:49.9 -23:50:10  8.2  0.29  59
PPM 267143     17:41:01.3 -24:00:16  9.4  0.20  59
02GV32         17:41:53.9 -23:59:10 15.9        59
Positions are for J2000

Event circumstances last updated at 2020/03/06 21:47:37 UT

Marc W. Buie, Southwest Research Institute

RECON