RECON: TNO occultation with 95626

Event between (95626) 02GZ32 and star UC4-375-082444 with event index number of 106377

Geocentric closest approach at 2018/02/16 12:41:39 UTC

J2000 position of star is 17:13:52.4 -15:09:46
Equinox of date position of star is 17:14:52.2 -15:10:55
Stellar brightness R=16.2, use SENSEUP=128
Star is 77 degrees from the moon. Moon is 0% illuminated.
TNO apparent brightness V=20.0

[RECON map]
TNO is 18.0 AU from the Sun and 18.4 AU from the Earth.
The TNO is moving 18.9 km/sec on the sky relative to the star, or, 5.1 arcsec/hr.
The 1-sigma error in the time of the event is 59 seconds.
The 1-sigma cross-track error in the shadow position is 730 km.
The sky-plane scale is 13323.6 km/arcsec.

The TNO has an absolute magnitude Hv=7.1
Diameter=229.1 km assuming a 5% albedo -- 12.1 sec chord
Diameter=93.5 km assuming a 30% albedo -- 4.9 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 95626, (2018/02/16 12:42UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:31.3 -26:28:15  0.9 15.31  85
35Eta Oph      17:11:25.1 -15:44:46  2.6  1.01  78
PPM 232829     17:16:22.2 -14:36:13  5.9  0.68  76
PPM 232759     17:13:37.2 -15:11:03  8.3  0.31  77
PPM 232784     17:14:31.8 -15:17:02  9.4  0.14  77
95626          17:14:54.6 -15:10:58 16.2        77
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 5.0 sigma about the mid-time.
The median site spacing is 13.7 km RECON observability=0.6 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)
Oroville 12:39:18 -24.3 Dark Down 16.1 138.2 Really Low 12:33:52 - 12:44:43 8797
Tonasket 12:39:18 -24.4 Dark Down 16.2 138.1 Really Low 12:33:52 - 12:44:43 8785
Okanogan 12:39:16 -24.5 Dark Down 16.4 137.9 Really Low 12:33:51 - 12:44:42 8765
Brewster 12:39:15 -24.7 Dark Down 16.5 137.7 Really Low 12:33:49 - 12:44:40 8749
Manson/Chelan 12:39:13 -25.0 Dark Down 16.5 137.3 Really Low 12:33:48 - 12:44:39 8733
Entiat 12:39:12 -25.1 Dark Down 16.6 137.2 Really Low 12:33:47 - 12:44:38 8720
Wenatchee 12:39:11 -25.2 Dark Down 16.8 137.0 Really Low 12:33:45 - 12:44:36 8705
Ellensburg 12:39:09 -25.4 Dark Down 17.0 136.7 Really Low 12:33:44 - 12:44:35 8679
Yakima 12:39:07 -25.5 Dark Down 17.3 136.6 Really Low 12:33:42 - 12:44:33 8656
Pasco 12:39:11 -24.5 Dark Down 18.2 137.9 Really Low 12:33:46 - 12:44:37 8654
Toppenish/White Swan 12:39:08 -25.4 Dark Down 17.5 136.7 Really Low 12:33:42 - 12:44:33 8646
PNWRO 12:39:11 -24.4 Dark Down 18.5 138.0 Really Low 12:33:46 - 12:44:37 8643
George/Umatilla 12:39:10 -24.7 Dark Down 18.3 137.6 Really Low 12:33:44 - 12:44:35 8632
Goldendale 12:39:05 -25.8 Dark Down 17.7 136.2 Really Low 12:33:39 - 12:44:30 8609
The Dalles 12:39:03 -26.1 Dark Down 17.7 135.9 Really Low 12:33:38 - 12:44:29 8591
Maupin 12:39:03 -26.1 Dark Down 18.0 135.9 Really Low 12:33:37 - 12:44:28 8568
Madras/Culver 12:39:01 -26.2 Dark Down 18.4 135.7 Really Low 12:33:35 - 12:44:26 8535
Redmond 12:38:59 -26.3 Dark Down 18.6 135.6 Really Low 12:33:34 - 12:44:25 8513
Sisters 12:38:58 -26.6 Dark Down 18.4 135.2 Really Low 12:33:32 - 12:44:23 8509
Bend 12:38:58 -26.4 Dark Down 18.7 135.4 Really Low 12:33:33 - 12:44:24 8498
Oregon Observatory 12:38:57 -26.6 Dark Down 18.8 135.2 Really Low 12:33:32 - 12:44:23 8486
La Pine/Gilchrist 12:38:56 -26.6 Dark Down 18.9 135.1 Really Low 12:33:31 - 12:44:22 8473
North Lake 12:38:57 -26.3 Dark Down 19.5 135.5 Really Low 12:33:32 - 12:44:23 8454
Niwot 12:39:47 -14.5 AT Down 29.2 149.6 Low 12:34:22 - 12:45:13 8424
Paisley 12:38:57 -26.1 Dark Down 20.1 135.7 Low 12:33:32 - 12:44:23 8424
Chiloquin 12:38:52 -27.1 Dark Down 19.5 134.5 Really Low 12:33:27 - 12:44:18 8399
Lakeview 12:38:56 -26.0 Dark Down 20.5 135.7 Low 12:33:31 - 12:44:22 8395
Klamath Falls 12:38:51 -27.1 Dark Down 19.7 134.5 Really Low 12:33:25 - 12:44:16 8378
Tulelake 12:38:51 -26.9 Dark Down 20.1 134.7 Low 12:33:26 - 12:44:17 8365
Cedarville 12:38:55 -25.9 Dark Down 21.1 135.7 Low 12:33:30 - 12:44:21 8355
Fall River/Burney 12:38:49 -26.9 Dark Down 20.8 134.5 Low 12:33:23 - 12:44:14 8307
Susanville 12:38:50 -26.5 Dark Down 21.6 135.0 Low 12:33:25 - 12:44:16 8275
Gimple 12:38:48 -26.7 Dark Down 21.7 134.7 Low 12:33:22 - 12:44:13 8254
Greenville 12:38:48 -26.7 Dark Down 21.6 134.6 Low 12:33:23 - 12:44:14 8253
Quincy 12:38:47 -26.7 Dark Down 21.8 134.6 Low 12:33:22 - 12:44:13 8239
Portola 12:38:49 -26.4 Dark Down 22.1 135.0 Low 12:33:24 - 12:44:15 8237
Reno 12:38:50 -25.9 Dark Down 22.7 135.4 Low 12:33:25 - 12:44:16 8228
Carson City 12:38:49 -25.9 Dark Down 22.9 135.4 Low 12:33:24 - 12:44:15 8204
Yerington 12:38:51 -25.4 Dark Down 23.4 135.9 Low 12:33:26 - 12:44:17 8199
Gardnerville 12:38:49 -25.9 Dark Down 23.1 135.3 Low 12:33:24 - 12:44:15 8188
Hawthorne 12:38:52 -25.1 Dark Down 24.1 136.2 Low 12:33:27 - 12:44:18 8174
Tonopah 12:38:56 -24.0 Dark Down 25.2 137.3 Low 12:33:31 - 12:44:22 8161
Lee Vining 12:38:49 -25.5 Dark Down 24.2 135.6 Low 12:33:24 - 12:44:15 8129
Bishop 12:38:50 -25.0 Dark Down 25.0 136.0 Low 12:33:24 - 12:44:15 8096
Beatty 12:38:55 -23.7 Dark Down 26.3 137.3 Low 12:33:30 - 12:44:21 8085
Indian Springs 12:38:58 -22.8 Dark Down 27.1 138.2 Low 12:33:33 - 12:44:24 8075
Lone Pine 12:38:49 -24.7 Dark Down 25.7 136.1 Low 12:33:24 - 12:44:15 8047
Henderson 12:38:59 -22.2 Dark Down 27.9 138.6 Low 12:33:34 - 12:44:25 8045
Patrick 12:39:03 -21.3 Dark Down 28.9 139.5 Low 12:33:37 - 12:44:28 8014
Searchlight/Boulder City 12:38:59 -22.2 Dark Down 28.3 138.5 Low 12:33:33 - 12:44:24 8005
DCO 12:39:05 -20.7 Dark Down 29.6 140.0 Low 12:33:39 - 12:44:30 8000
Kingman/Dolan Springs 12:39:02 -21.5 Dark Down 29.0 139.2 Low 12:33:36 - 12:44:27 7995
Laughlin/Bullhead City 12:39:00 -21.9 Dark Down 28.7 138.7 Low 12:33:34 - 12:44:25 7987
Mohave Valley 12:38:59 -21.9 Dark Down 28.9 138.6 Low 12:33:33 - 12:44:24 7967
Lake Havasu City 12:38:59 -21.7 Dark Down 29.4 138.7 Low 12:33:34 - 12:44:25 7941
CPSLO 12:38:37 -27.0 Dark Down 25.1 133.3 Low 12:33:11 - 12:44:02 7915
Parker 12:38:58 -21.7 Dark Down 29.7 138.6 Low 12:33:33 - 12:44:24 7915
Blythe 12:38:56 -21.9 Dark Down 29.9 138.1 Low 12:33:31 - 12:44:22 7872
Wildwood 12:38:41 -25.3 Dark Down 27.2 134.7 Low 12:33:15 - 12:44:06 7855
Idyllwild 12:38:48 -23.7 Dark Down 28.6 136.2 Low 12:33:22 - 12:44:13 7854
Calipatria 12:38:51 -22.7 Dark Down 29.7 137.0 Low 12:33:26 - 12:44:17 7822
Yuma 12:38:55 -22.0 Dark Down 30.5 137.7 Up 12:33:29 - 12:44:20 7801

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 95626, (2018/02/16 12:42UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 15.31  85
35Eta Oph      17:10:22.7 -15:43:29  2.6  1.01  78
PPM 232829     17:15:20.3 -14:35:03  5.9  0.68  76
PPM 232759     17:12:35.0 -15:09:49  8.3  0.31  77
PPM 232784     17:13:29.6 -15:15:50  9.4  0.14  77
95626          17:13:52.4 -15:09:46 16.2        77
Positions are for J2000

Event circumstances last updated at 2017/06/14 17:00:14 UT

Marc W. Buie, Southwest Research Institute

RECON