RECON: TNO occultation with 14KX101

Event between 14KX101 and star GA0700:07279627 with event index number of 1050773

Geocentric closest approach at 2019/04/29 10:41:47 UTC

J2000 position of star is 16:56:32.6 -19:13:42
Equinox of date position of star is 16:57:39.9 -19:15:26
Stellar brightness G=16.3, use SENSEUP=128
Star is 81 degrees from the moon. Moon is 27% illuminated.
TNO apparent brightness V=22.6

[RECON map]
TNO is 31.4 AU from the Sun and 30.6 AU from the Earth.
The TNO is moving 17.8 km/sec on the sky relative to the star, or, 2.9 arcsec/hr.
The 1-sigma error in the time of the event is 157 seconds.
The 1-sigma cross-track error in the shadow position is 1180 km.
The sky-plane scale is 22205.0 km/arcsec.

The TNO has an absolute magnitude Hv=7.6
Diameter=185.4 km assuming a 5% albedo -- 10.4 sec chord
Diameter=75.7 km assuming a 30% albedo -- 4.3 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 14KX101, (2019/04/29 10:42UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:35.7 -26:28:24  0.9  9.53  86
35Eta Oph      17:11:29.3 -15:44:51  2.6  4.81  79
PPM 232367     16:58:12.1 -19:34:09  6.1  0.34  81
14KX101        16:57:40.7 -19:15:27 16.3        81
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 10.8 km RECON observability=1.0 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)
Kelowna 10:42:21 -15.9 AT Down 20.8 184.2 Low 10:28:45 - 10:55:56 10754
Summerland 10:42:24 -16.1 AT Down 20.8 183.9 Low 10:28:48 - 10:55:59 10749
Penticton 10:42:21 -16.2 AT Down 21.1 184.1 Low 10:28:45 - 10:55:56 10739
Okanagan Falls 10:42:22 -16.4 AT Down 21.3 184.0 Low 10:28:47 - 10:55:58 10731
Oliver 10:42:21 -16.5 AT Down 21.5 184.1 Low 10:28:45 - 10:55:56 10725
Anarchist Mountain Observatory 10:42:20 -16.5 AT Down 21.7 184.3 Low 10:28:45 - 10:55:56 10720
Oroville 10:42:22 -16.6 AT Down 21.7 184.2 Low 10:28:47 - 10:55:58 10716
Tonasket 10:42:20 -16.8 AT Down 22.0 184.2 Low 10:28:45 - 10:55:56 10707
Okanogan 10:42:22 -17.1 AT Down 22.3 184.1 Low 10:28:46 - 10:55:57 10691
Brewster 10:42:22 -17.4 AT Down 22.6 183.9 Low 10:28:47 - 10:55:58 10678
Manson/Chelan 10:42:24 -17.7 AT Down 22.8 183.5 Low 10:28:48 - 10:55:59 10666
Entiat 10:42:23 -17.9 AT Down 23.0 183.4 Low 10:28:48 - 10:55:59 10656
Wenatchee 10:42:24 -18.2 Dark Down 23.3 183.3 Low 10:28:48 - 10:55:59 10644
Ellensburg 10:42:23 -18.6 Dark Down 23.7 183.1 Low 10:28:48 - 10:55:59 10624
Yakima 10:42:24 -18.9 Dark Down 24.1 183.1 Low 10:28:48 - 10:55:59 10606
Pasco 10:42:17 -18.5 Dark Down 24.4 184.6 Low 10:28:42 - 10:55:53 10605
Toppenish/White Swan 10:42:24 -19.0 Dark Down 24.3 183.3 Low 10:28:48 - 10:55:59 10598
PNWRO 10:42:16 -18.5 Dark Down 24.6 184.8 Low 10:28:41 - 10:55:52 10596
George/Umatilla 10:42:17 -18.8 Dark Down 24.7 184.4 Low 10:28:42 - 10:55:53 10588
Goldendale 10:42:25 -19.6 Dark Down 24.9 182.9 Low 10:28:50 - 10:56:01 10568
The Dalles 10:42:26 -19.9 Dark Down 25.1 182.5 Low 10:28:50 - 10:56:01 10554
Maupin 10:42:24 -20.2 Dark Down 25.6 182.6 Low 10:28:49 - 10:56:00 10536
Madras/Culver 10:42:24 -20.6 Dark Down 26.1 182.6 Low 10:28:49 - 10:56:00 10509
Redmond 10:42:24 -20.9 Dark Down 26.5 182.5 Low 10:28:49 - 10:56:00 10492
Sisters 10:42:27 -21.0 Dark Down 26.4 182.1 Low 10:28:52 - 10:56:03 10488
Bend 10:42:25 -21.1 Dark Down 26.7 182.4 Low 10:28:50 - 10:56:01 10480
Oregon Observatory 10:42:26 -21.3 Dark Down 26.9 182.3 Low 10:28:50 - 10:56:01 10470
La Pine/Gilchrist 10:42:26 -21.5 Dark Down 27.1 182.2 Low 10:28:50 - 10:56:01 10459
North Lake 10:42:23 -21.5 Dark Down 27.5 182.8 Low 10:28:47 - 10:55:58 10444
Paisley 10:42:22 -21.7 Dark Down 28.0 183.2 Low 10:28:47 - 10:55:58 10420
Niwot 10:41:10 -14.8 AT Up 28.3 199.5 Low 10:27:34 - 10:54:45 10400
Chiloquin 10:42:27 -22.5 Dark Down 28.2 181.8 Low 10:28:51 - 10:56:02 10398
Lakeview 10:42:20 -22.0 Dark Down 28.5 183.4 Low 10:28:45 - 10:55:56 10396
SwRI 10:41:10 -14.9 AT Up 28.4 199.4 Low 10:27:35 - 10:54:46 10394
Klamath Falls 10:42:26 -22.7 Dark Down 28.5 181.9 Low 10:28:51 - 10:56:02 10382
Tulelake 10:42:26 -22.7 Dark Down 28.8 182.3 Low 10:28:50 - 10:56:01 10371
Cedarville 10:42:18 -22.4 Dark Down 29.2 183.6 Low 10:28:43 - 10:55:54 10363
Fall River/Burney 10:42:24 -23.4 Dark Down 29.7 182.4 Low 10:28:48 - 10:55:59 10323
Susanville 10:42:21 -23.5 Dark Down 30.3 183.2 Up 10:28:45 - 10:55:56 10298
Gimple 10:42:21 -23.8 Dark Down 30.6 183.0 Up 10:28:46 - 10:55:57 10280
Greenville 10:42:21 -23.8 Dark Down 30.6 182.9 Up 10:28:45 - 10:55:56 10279
Quincy 10:42:21 -24.0 Dark Down 30.8 182.9 Up 10:28:46 - 10:55:57 10268
Portola 10:42:19 -23.8 Dark Down 30.9 183.4 Up 10:28:44 - 10:55:55 10266
Reno 10:42:16 -23.7 Dark Down 31.1 184.1 Up 10:28:40 - 10:55:51 10259
Carson City 10:42:15 -23.9 Dark Down 31.5 184.1 Up 10:28:40 - 10:55:51 10239
Yerington 10:42:14 -23.7 Dark Down 31.6 184.8 Up 10:28:38 - 10:55:49 10235
Gardnerville 10:42:15 -24.1 Dark Down 31.7 184.2 Up 10:28:40 - 10:55:51 10225
Hawthorne 10:42:09 -23.7 Dark Down 32.1 185.4 Up 10:28:34 - 10:55:45 10214
Tonopah 10:42:02 -23.3 Dark Up 32.4 187.0 Up 10:28:27 - 10:55:38 10201
Lee Vining 10:42:12 -24.4 Dark Down 32.7 184.9 Up 10:28:36 - 10:55:47 10176
Bishop 10:42:08 -24.4 Dark Up 33.2 185.8 Up 10:28:32 - 10:55:43 10148
Beatty 10:41:59 -23.8 Dark Up 33.5 187.6 Up 10:28:24 - 10:55:35 10138
Indian Springs 10:41:54 -23.4 Dark Up 33.7 188.8 Up 10:28:19 - 10:55:30 10129
Lone Pine 10:42:05 -24.8 Dark Up 33.9 186.2 Up 10:28:29 - 10:55:40 10106
Henderson 10:41:50 -23.3 Dark Up 34.2 189.6 Up 10:28:14 - 10:55:25 10103
Patrick 10:41:45 -23.0 Dark Up 34.6 191.0 Up 10:28:09 - 10:55:20 10074
Searchlight/Boulder City 10:41:48 -23.7 Dark Up 34.7 189.8 Up 10:28:13 - 10:55:24 10068
DCO 10:41:39 -22.8 Dark Up 34.8 191.8 Up 10:28:04 - 10:55:15 10061
Kingman/Dolan Springs 10:41:44 -23.3 Dark Up 34.9 190.8 Up 10:28:08 - 10:55:19 10058
Laughlin/Bullhead City 10:41:47 -23.6 Dark Up 35.0 190.2 Up 10:28:12 - 10:55:23 10052
Mohave Valley 10:41:47 -23.8 Dark Up 35.2 190.2 Up 10:28:12 - 10:55:23 10035
Lake Havasu City 10:41:45 -23.9 Dark Up 35.6 190.6 Up 10:28:09 - 10:55:20 10012
CPSLO 10:42:16 -27.1 Dark Down 35.4 183.3 Up 10:28:41 - 10:55:52 9996
Parker 10:41:46 -24.1 Dark Up 35.9 190.7 Up 10:28:10 - 10:55:21 9990
Blythe 10:41:45 -24.6 Dark Up 36.5 190.4 Up 10:28:10 - 10:55:21 9953
Wildwood 10:42:05 -26.8 Dark Up 36.5 185.7 Up 10:28:30 - 10:55:41 9942
Idyllwild 10:41:55 -25.9 Dark Up 36.6 187.9 Up 10:28:20 - 10:55:31 9940
Calipatria 10:41:49 -25.6 Dark Up 37.1 189.4 Up 10:28:14 - 10:55:25 9912
Yuma 10:41:45 -25.3 Dark Up 37.4 190.5 Up 10:28:09 - 10:55:20 9892

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 14KX101, (2019/04/29 10:42UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9  9.53  86
35Eta Oph      17:10:22.7 -15:43:29  2.6  4.81  79
PPM 232367     16:57:03.9 -19:32:25  6.1  0.34  81
14KX101        16:56:32.6 -19:13:42 16.3        81
Positions are for J2000

Event circumstances last updated at 2019/02/12 07:27:31 UT

Marc W. Buie, Southwest Research Institute

RECON