RECON: TNO occultation with 47932

Event between (47932) 00GN171 and star GA0600:08769924 with event index number of 315427

Geocentric closest approach at 2020/06/01 08:05:02 UTC

J2000 position of star is 16:20:35.9 -29:10:01
Equinox of date position of star is 16:21:50.1 -29:12:46
Stellar brightness G=14.9, use SENSEUP=128
Star is 59 degrees from the moon. Moon is 74% illuminated.
TNO apparent brightness V=20.8

[RECON map]
TNO is 29.0 AU from the Sun and 28.0 AU from the Earth.
The TNO is moving 23.2 km/sec on the sky relative to the star, or, 4.1 arcsec/hr.
The 1-sigma error in the time of the event is 268 seconds.
The 1-sigma cross-track error in the shadow position is 2263 km.
The sky-plane scale is 20316.2 km/arcsec.

The TNO has an absolute magnitude Hv=6.2
Diameter=346.7 km assuming a 5% albedo -- 14.9 sec chord
Diameter=141.6 km assuming a 30% albedo -- 6.1 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 47932, (2020/06/01 08:05UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:39.8 -26:28:32  0.9  3.36  60
23Tau Sco      16:37:09.4 -28:15:24  2.8  3.48  62
PPM 265379     16:19:34.1 -28:39:47  5.1  0.75  58
PPM 265427     16:21:50.7 -29:33:45  8.2  0.35  59
PPM 265415     16:21:26.3 -29:08:53  9.3  0.12  59
47932          16:21:52.5 -29:12:52 14.9        59
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 3.4 sigma about the mid-time.
The median site spacing is 9.9 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 08:05:18 -17.6 AT Up 10.3 186.3 Really Low 07:50:18 - 08:20:18 12021
Kelowna 08:05:18 -18.0 AT Up 10.7 186.2 Really Low 07:50:18 - 08:20:18 12012
Summerland 08:05:19 -18.2 Dark Up 11.0 186.0 Really Low 07:50:19 - 08:20:19 12006
Penticton 08:05:18 -18.3 Dark Up 11.1 186.1 Really Low 07:50:18 - 08:20:18 12005
Oliver 08:05:18 -18.7 Dark Up 11.4 186.1 Really Low 07:50:18 - 08:20:18 11998
Anarchist Mountain Observatory 08:05:17 -18.8 Dark Up 11.6 186.3 Really Low 07:50:17 - 08:20:17 11996
Tonasket 08:05:18 -19.1 Dark Up 11.9 186.3 Really Low 07:50:18 - 08:20:18 11988
Okanogan 08:05:18 -19.5 Dark Up 12.2 186.1 Really Low 07:50:18 - 08:20:18 11980
Brewster 08:05:18 -19.8 Dark Up 12.5 186.0 Really Low 07:50:18 - 08:20:18 11972
Manson/Chelan 08:05:19 -20.0 Dark Up 12.7 185.6 Really Low 07:50:19 - 08:20:19 11965
Entiat 08:05:19 -20.2 Dark Up 13.0 185.6 Really Low 07:50:19 - 08:20:19 11959
Victoria 08:05:30 -19.3 Dark Up 12.3 182.8 Really Low 07:50:30 - 08:20:30 11956
Wenatchee 08:05:20 -20.4 Dark Up 13.2 185.5 Really Low 07:50:20 - 08:20:20 11952
Ellensburg 08:05:20 -20.9 Dark Up 13.7 185.3 Really Low 07:50:20 - 08:20:20 11941
Yakima 08:05:20 -21.3 Dark Up 14.1 185.3 Really Low 07:50:20 - 08:20:20 11930
Pasco 08:05:15 -21.6 Dark Up 14.3 186.6 Really Low 07:50:15 - 08:20:15 11930
Toppenish/White Swan 08:05:19 -21.5 Dark Up 14.3 185.5 Really Low 07:50:19 - 08:20:19 11925
PNWRO 08:05:14 -21.8 Dark Up 14.5 186.8 Really Low 07:50:14 - 08:20:14 11925
Goldendale 08:05:21 -22.0 Dark Up 14.8 185.1 Really Low 07:50:21 - 08:20:21 11908
The Dalles 08:05:22 -22.3 Dark Up 15.1 184.8 Really Low 07:50:22 - 08:20:22 11899
Maupin 08:05:21 -22.7 Dark Up 15.5 184.9 Really Low 07:50:21 - 08:20:21 11888
Redmond 08:05:21 -23.6 Dark Up 16.4 184.8 Really Low 07:50:21 - 08:20:21 11861
Sisters 08:05:21 -23.6 Dark Up 16.4 184.4 Really Low 07:50:21 - 08:20:21 11859
Bend 08:05:21 -23.8 Dark Up 16.6 184.7 Really Low 07:50:21 - 08:20:21 11853
Oregon Observatory 08:05:22 -24.0 Dark Up 16.8 184.6 Really Low 07:50:22 - 08:20:22 11847
La Pine/Gilchrist 08:05:22 -24.2 Dark Up 17.0 184.5 Really Low 07:50:22 - 08:20:22 11840
North Lake 08:05:19 -24.6 Dark Up 17.4 185.1 Really Low 07:50:19 - 08:20:19 11831
Paisley 08:05:18 -25.2 Dark Up 17.9 185.4 Really Low 07:50:18 - 08:20:18 11815
Lakeview 08:05:16 -25.7 Dark Up 18.4 185.6 Really Low 07:50:16 - 08:20:16 11800
Klamath Falls 08:05:22 -25.6 Dark Up 18.5 184.3 Really Low 07:50:22 - 08:20:22 11790
Cedarville 08:05:16 -26.3 Dark Up 19.1 185.8 Really Low 07:50:16 - 08:20:16 11778
Niwot 08:04:23 -25.9 Dark Up 18.0 199.3 Really Low 07:49:23 - 08:19:23 11753
Fall River/Burney 08:05:20 -26.8 Dark Up 19.6 184.7 Really Low 07:50:20 - 08:20:20 11751
SwRI 08:04:23 -26.0 Dark Up 18.1 199.2 Really Low 07:49:23 - 08:19:23 11749
Susanville 08:05:16 -27.4 Dark Up 20.2 185.4 Low 07:50:16 - 08:20:16 11734
Gimple 08:05:18 -27.7 Dark Up 20.5 185.2 Low 07:50:18 - 08:20:18 11721
Greenville 08:05:18 -27.7 Dark Up 20.5 185.1 Low 07:50:18 - 08:20:18 11721
Quincy 08:05:18 -27.9 Dark Up 20.7 185.1 Low 07:50:18 - 08:20:18 11713
Portola 08:05:16 -28.0 Dark Up 20.8 185.6 Low 07:50:16 - 08:20:16 11712
Reno 08:05:12 -28.3 Dark Up 21.0 186.2 Low 07:50:12 - 08:20:12 11706
Carson City 08:05:13 -28.7 Dark Up 21.4 186.2 Low 07:50:13 - 08:20:13 11693
Yerington 08:05:11 -28.8 Dark Up 21.5 186.8 Low 07:50:11 - 08:20:11 11689
Gardnerville 08:05:13 -28.9 Dark Up 21.6 186.3 Low 07:50:13 - 08:20:13 11683
Hawthorne 08:05:09 -29.3 Dark Up 21.9 187.3 Low 07:50:09 - 08:20:09 11674
Tonopah 08:05:03 -29.7 Dark Up 22.2 188.6 Low 07:50:03 - 08:20:03 11663
Lee Vining 08:05:10 -29.9 Dark Up 22.5 186.9 Low 07:50:10 - 08:20:10 11648
Bishop 08:05:07 -30.4 Dark Up 23.0 187.6 Low 07:50:07 - 08:20:07 11626
Beatty 08:05:01 -30.8 Dark Up 23.3 189.1 Low 07:50:01 - 08:20:01 11615
Indian Springs 08:04:57 -31.0 Dark Up 23.5 190.2 Low 07:49:57 - 08:19:57 11606
Henderson 08:04:54 -31.5 Dark Up 23.9 190.8 Low 07:49:54 - 08:19:54 11585
Patrick 08:04:49 -32.0 Dark Up 24.4 191.9 Low 07:49:49 - 08:19:49 11560
Searchlight/Boulder City 08:04:53 -32.0 Dark Up 24.5 191.0 Low 07:49:53 - 08:19:53 11559
Kingman/Dolan Springs 08:04:49 -32.2 Dark Up 24.6 191.8 Low 07:49:49 - 08:19:49 11549
DCO 08:04:46 -32.2 Dark Up 24.5 192.6 Low 07:49:46 - 08:19:46 11548
Laughlin/Bullhead City 08:04:51 -32.3 Dark Up 24.7 191.3 Low 07:49:51 - 08:19:51 11546
Mohave Valley 08:04:51 -32.6 Dark Up 25.0 191.3 Low 07:49:51 - 08:19:51 11533
CPSLO 08:05:15 -32.6 Dark Up 25.3 185.6 Low 07:50:15 - 08:20:15 11517
Lake Havasu City 08:04:50 -32.9 Dark Up 25.3 191.6 Low 07:49:50 - 08:19:50 11515
Parker 08:04:49 -33.3 Dark Up 25.7 191.7 Low 07:49:49 - 08:19:49 11498
George/Scottsdale 08:04:40 -33.4 Dark Up 25.7 194.0 Low 07:49:40 - 08:19:40 11484
Wildwood 08:05:06 -33.7 Dark Up 26.3 187.6 Low 07:50:06 - 08:20:06 11475
Blythe 08:04:51 -33.8 Dark Up 26.2 191.4 Low 07:49:51 - 08:19:51 11472
Idyllwild 08:04:58 -33.9 Dark Up 26.4 189.4 Low 07:49:58 - 08:19:58 11470
Calipatria 08:04:53 -34.4 Dark Up 26.9 190.6 Low 07:49:53 - 08:19:53 11444
Yuma 08:04:50 -34.8 Dark Up 27.2 191.5 Low 07:49:50 - 08:19:50 11425

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 47932, (2020/06/01 08:05UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9  3.36  60
23Tau Sco      16:35:52.9 -28:12:58  2.8  3.48  62
PPM 265379     16:18:17.9 -28:36:52  5.1  0.75  58
PPM 265427     16:20:33.8 -29:30:54  8.2  0.35  59
PPM 265415     16:20:09.8 -29:06:01  9.3  0.12  59
47932          16:20:35.9 -29:10:01 14.9        59
Positions are for J2000

Event circumstances last updated at 2019/10/15 22:22:59 UT

Marc W. Buie, Southwest Research Institute

RECON