RECON: TNO occultation with 14JV80

Event between 14JV80 and star GA0720:15554067 with event index number of 1044742

Geocentric closest approach at 2019/06/01 11:12:12 UTC

J2000 position of star is 17:49:08.9 -17:53:58
Equinox of date position of star is 17:50:16.0 -17:54:15
Stellar brightness G=16.6, use SENSEUP=128
Star is 139 degrees from the moon. Moon is 5% illuminated.
TNO apparent brightness V=22.2

[RECON map]
TNO is 28.9 AU from the Sun and 28.0 AU from the Earth.
The TNO is moving 21.5 km/sec on the sky relative to the star, or, 3.8 arcsec/hr.
The 1-sigma error in the time of the event is 833 seconds.
The 1-sigma cross-track error in the shadow position is 5787 km.
The sky-plane scale is 20286.7 km/arcsec.

The TNO has an absolute magnitude Hv=7.6
Diameter=185.4 km assuming a 5% albedo -- 8.6 sec chord
Diameter=75.7 km assuming a 30% albedo -- 3.5 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 14JV80, (2019/06/01 11:12UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:36.1 -26:28:24  0.9 20.30 155
35Eta Oph      17:11:29.6 -15:44:51  2.6  9.53 148
PPM 233754     17:57:03.5 -18:48:14  6.5  1.84 138
PPM 233593     17:48:35.3 -18:06:46  7.7  0.45 140
PPM 233649     17:51:27.5 -18:01:42  9.1  0.31 139
14JV80         17:50:17.0 -17:54:15 16.6       139
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 1.1 sigma about the mid-time.
The median site spacing is 59.9 km RECON observability=0.1 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)
Summerland 11:10:42 -6.3 NT Down 17.1 210.2 Really Low 10:55:42 - 11:25:42 60
Kelowna 11:10:41 -6.1 NT Down 17.0 210.5 Really Low 10:55:41 - 11:25:41 59
Penticton 11:10:41 -6.4 NT Down 17.4 210.4 Really Low 10:55:41 - 11:25:41 44
Okanagan Falls 11:10:41 -6.6 NT Down 17.5 210.4 Really Low 10:55:41 - 11:25:41 36
Oliver 11:10:40 -6.7 NT Down 17.7 210.4 Really Low 10:55:40 - 11:25:40 28
Anarchist Mountain Observatory 11:10:39 -6.7 NT Down 17.8 210.6 Really Low 10:55:39 - 11:25:39 18
Oroville 11:10:39 -6.8 NT Down 17.8 210.6 Really Low 10:55:39 - 11:25:39 16
Tonasket 11:10:39 -7.0 NT Down 18.0 210.6 Really Low 10:55:39 - 11:25:39 5
Okanogan 11:10:39 -7.3 NT Down 18.4 210.5 Really Low 10:55:39 - 11:25:39 -9
Brewster 11:10:39 -7.6 NT Down 18.7 210.4 Really Low 10:55:39 - 11:25:39 -20
Manson/Chelan 11:10:40 -7.9 NT Down 19.0 210.1 Really Low 10:55:40 - 11:25:40 -27
Entiat 11:10:39 -8.1 NT Down 19.2 210.1 Really Low 10:55:39 - 11:25:39 -36
Wenatchee 11:10:39 -8.3 NT Down 19.5 210.0 Really Low 10:55:39 - 11:25:39 -48
Ellensburg 11:10:39 -8.7 NT Down 19.9 209.9 Really Low 10:55:39 - 11:25:39 -66
Yakima 11:10:38 -9.0 NT Down 20.3 209.9 Low 10:55:38 - 11:25:38 -86
Toppenish/White Swan 11:10:37 -9.1 NT Down 20.4 210.1 Low 10:55:37 - 11:25:37 -99
Pasco 11:10:33 -8.6 NT Down 20.0 211.3 Low 10:55:33 - 11:25:33 -118
Goldendale 11:10:38 -9.7 NT Down 21.0 209.8 Low 10:55:38 - 11:25:38 -122
The Dalles 11:10:38 -10.0 NT Down 21.3 209.5 Low 10:55:38 - 11:25:38 -130
George/Umatilla 11:10:33 -8.9 NT Down 20.4 211.2 Low 10:55:33 - 11:25:33 -132
PNWRO 11:10:32 -8.6 NT Down 20.2 211.6 Low 10:55:32 - 11:25:32 -133
Maupin 11:10:37 -10.3 NT Down 21.7 209.7 Low 10:55:37 - 11:25:37 -153
Madras/Culver 11:10:37 -10.7 NT Down 22.1 209.8 Low 10:55:37 - 11:25:37 -182
Sisters 11:10:37 -11.2 NT Down 22.6 209.4 Low 10:55:37 - 11:25:37 -195
Redmond 11:10:36 -11.0 NT Down 22.5 209.8 Low 10:55:36 - 11:25:36 -200
Bend 11:10:36 -11.2 NT Down 22.7 209.7 Low 10:55:36 - 11:25:36 -210
Oregon Observatory 11:10:36 -11.4 NT Down 22.9 209.6 Low 10:55:36 - 11:25:36 -219
La Pine/Gilchrist 11:10:36 -11.6 NT Down 23.1 209.6 Low 10:55:36 - 11:25:36 -229
North Lake 11:10:33 -11.6 NT Down 23.3 210.3 Low 10:55:33 - 11:25:33 -259
Chiloquin 11:10:35 -12.6 AT Down 24.2 209.5 Low 10:55:35 - 11:25:35 -288
Paisley 11:10:31 -11.8 NT Down 23.6 210.7 Low 10:55:31 - 11:25:31 -294
Klamath Falls 11:10:34 -12.8 AT Down 24.5 209.6 Low 10:55:34 - 11:25:34 -308
Lakeview 11:10:30 -12.1 AT Down 24.0 211.0 Low 10:55:30 - 11:25:30 -325
Tulelake 11:10:33 -12.8 AT Down 24.6 210.0 Low 10:55:33 - 11:25:33 -326
Cedarville 11:10:28 -12.4 AT Down 24.5 211.3 Low 10:55:28 - 11:25:28 -365
Fall River/Burney 11:10:31 -13.4 AT Down 25.4 210.3 Low 10:55:31 - 11:25:31 -380
Susanville 11:10:28 -13.5 AT Down 25.6 211.1 Low 10:55:28 - 11:25:28 -426
Greenville 11:10:28 -13.8 AT Down 26.0 210.9 Low 10:55:28 - 11:25:28 -439
Gimple 11:10:28 -13.8 AT Down 25.9 211.0 Low 10:55:28 - 11:25:28 -440
Quincy 11:10:28 -14.0 AT Down 26.1 211.0 Low 10:55:28 - 11:25:28 -452
Portola 11:10:26 -13.8 AT Down 26.1 211.4 Low 10:55:26 - 11:25:26 -464
Reno 11:10:23 -13.7 AT Down 26.0 212.1 Low 10:55:23 - 11:25:23 -488
Carson City 11:10:23 -13.9 AT Down 26.3 212.2 Low 10:55:23 - 11:25:23 -511
Gardnerville 11:10:22 -14.0 AT Down 26.5 212.3 Low 10:55:22 - 11:25:22 -526
Yerington 11:10:20 -13.7 AT Down 26.2 212.9 Low 10:55:20 - 11:25:20 -530
Hawthorne 11:10:18 -13.7 AT Down 26.4 213.5 Low 10:55:18 - 11:25:18 -566
Lee Vining 11:10:18 -14.4 AT Down 27.1 213.2 Low 10:55:18 - 11:25:18 -596
Tonopah 11:10:12 -13.2 AT Down 26.2 214.9 Low 10:55:12 - 11:25:12 -613
Bishop 11:10:15 -14.4 AT Down 27.3 214.0 Low 10:55:15 - 11:25:15 -643
Niwot 11:09:38 -4.7 CT Up 18.7 224.9 Really Low 10:54:38 - 11:24:38 -659
SwRI 11:09:38 -4.8 CT Up 18.8 224.8 Really Low 10:54:38 - 11:24:38 -664
Beatty 11:10:08 -13.8 AT Down 26.9 215.7 Low 10:55:08 - 11:25:08 -694
Lone Pine 11:10:12 -14.7 AT Down 27.8 214.6 Low 10:55:12 - 11:25:12 -698
Indian Springs 11:10:04 -13.3 AT Down 26.7 216.8 Low 10:55:04 - 11:25:04 -730
CPSLO 11:10:19 -17.1 AT Down 30.0 212.5 Low 10:55:19 - 11:25:19 -754
Henderson 11:10:00 -13.3 AT Down 26.8 217.6 Low 10:55:00 - 11:25:00 -776
Searchlight/Boulder City 11:09:59 -13.6 AT Down 27.2 217.8 Low 10:54:59 - 11:24:59 -816
Patrick 11:09:56 -13.0 AT Down 26.7 218.7 Low 10:54:56 - 11:24:56 -835
Laughlin/Bullhead City 11:09:58 -13.6 AT Down 27.3 218.2 Low 10:54:58 - 11:24:58 -841
Kingman/Dolan Springs 11:09:56 -13.2 AT Down 27.0 218.6 Low 10:54:56 - 11:24:56 -847
Mohave Valley 11:09:57 -13.8 AT Down 27.5 218.3 Low 10:54:57 - 11:24:57 -860
Wildwood 11:10:10 -16.7 AT Down 30.1 214.8 Up 10:55:10 - 11:25:10 -862
DCO 11:09:53 -12.7 AT Down 26.6 219.5 Low 10:54:53 - 11:24:53 -866
Lake Havasu City 11:09:55 -13.9 AT Down 27.7 218.6 Low 10:54:55 - 11:24:55 -892
Idyllwild 11:10:03 -15.8 AT Down 29.5 216.7 Low 10:55:03 - 11:25:03 -912
Parker 11:09:55 -14.1 AT Down 27.9 218.8 Low 10:54:55 - 11:24:55 -917
Blythe 11:09:55 -14.6 AT Down 28.5 218.7 Low 10:54:55 - 11:24:55 -950
Calipatria 11:09:58 -15.5 AT Down 29.4 218.0 Low 10:54:58 - 11:24:58 -972
Yuma 11:09:54 -15.2 AT Down 29.2 219.0 Low 10:54:54 - 11:24:54 -1016

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 14JV80, (2019/06/01 11:12UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 20.30 155
35Eta Oph      17:10:22.7 -15:43:29  2.6  9.53 148
PPM 233754     17:55:55.0 -18:48:08  6.5  1.84 138
PPM 233593     17:47:27.1 -18:06:25  7.7  0.45 140
PPM 233649     17:50:19.4 -18:01:27  9.1  0.31 139
14JV80         17:49:08.9 -17:53:58 16.6       139
Positions are for J2000

Event circumstances last updated at 2019/02/12 08:17:00 UT

Marc W. Buie, Southwest Research Institute

RECON