RECON: TNO occultation with 14KZ101

Event between 14KZ101 and star UC4-430-069402 with event index number of 199857

Geocentric closest approach at 2019/06/24 06:00:22 UTC

J2000 position of star is 17:21:47.6 -04:08:18
Equinox of date position of star is 17:22:44.5 -04:09:17
Stellar brightness R=15.8, use SENSEUP=128
Star is 91 degrees from the moon. Moon is 61% illuminated.
TNO apparent brightness V=21.8

[RECON map]
TNO is 34.3 AU from the Sun and 33.3 AU from the Earth.
The TNO is moving 22.1 km/sec on the sky relative to the star, or, 3.3 arcsec/hr.
The 1-sigma error in the time of the event is 1169 seconds.
The 1-sigma cross-track error in the shadow position is 2565 km.
The sky-plane scale is 24168.1 km/arcsec.

The TNO has an absolute magnitude Hv=6.4
Diameter=317.7 km assuming a 5% albedo -- 14.4 sec chord
Diameter=129.7 km assuming a 30% albedo -- 5.9 sec chord
Dynamical classification is SCATNEAR
 
 
 
 
 
 

Star training set for 14KZ101, (2019/06/24 06:00UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:36.3 -26:28:25  0.9 25.58 100
60Bet Oph      17:44:26.1 +04:33:38  2.8 10.25  87
PPM 200658     17:27:40.0 -05:06:08  4.5  1.53  90
PPM 200558     17:20:51.9 -04:04:04  8.1  0.50  92
PPM 200603     17:23:46.8 -04:13:42  9.2  0.25  91
14KZ101        17:22:49.4 -04:09:22 15.8        91
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 0.8 sigma about the mid-time.
The median site spacing is 16.5 km RECON observability=0.8 and success probability=11.9%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Oroville 06:01:12 -12.9 AT Down 34.8 158.6 Up 05:46:12 - 06:16:12 907
Tonasket 06:01:12 -13.1 AT Down 35.0 158.6 Up 05:46:12 - 06:16:12 892
Okanogan 06:01:12 -13.4 AT Down 35.3 158.3 Up 05:46:12 - 06:16:12 869
Brewster 06:01:14 -13.6 AT Down 35.5 158.0 Up 05:46:14 - 06:16:14 851
Manson/Chelan 06:01:15 -13.6 AT Down 35.6 157.5 Up 05:46:15 - 06:16:15 838
Entiat 06:01:16 -13.8 AT Down 35.8 157.4 Up 05:46:16 - 06:16:16 823
Wenatchee 06:01:16 -14.0 AT Down 36.0 157.2 Up 05:46:16 - 06:16:16 805
Ellensburg 06:01:17 -14.3 AT Down 36.3 156.8 Up 05:46:17 - 06:16:17 777
Yakima 06:01:18 -14.7 AT Down 36.7 156.7 Up 05:46:18 - 06:16:18 749
Toppenish/White Swan 06:01:18 -14.9 AT Down 36.9 156.8 Up 05:46:18 - 06:16:18 734
Pasco 06:01:14 -15.4 AT Down 37.4 158.3 Up 05:46:14 - 06:16:14 724
PNWRO 06:01:13 -15.7 AT Down 37.7 158.5 Up 05:46:13 - 06:16:13 706
George/Umatilla 06:01:15 -15.6 AT Down 37.6 157.9 Up 05:46:15 - 06:16:15 701
Goldendale 06:01:20 -15.2 AT Down 37.3 156.1 Up 05:46:20 - 06:16:20 695
The Dalles 06:01:21 -15.3 AT Down 37.4 155.6 Up 05:46:21 - 06:16:21 680
Maupin 06:01:22 -15.7 AT Down 37.8 155.6 Up 05:46:22 - 06:16:22 650
Madras/Culver 06:01:22 -16.2 AT Down 38.3 155.4 Up 05:46:22 - 06:16:22 610
Sisters 06:01:24 -16.3 AT Down 38.5 154.7 Up 05:46:24 - 06:16:24 586
Redmond 06:01:23 -16.5 AT Down 38.6 155.2 Up 05:46:23 - 06:16:23 584
Bend 06:01:24 -16.6 AT Down 38.8 155.0 Up 05:46:24 - 06:16:24 569
Oregon Observatory 06:01:24 -16.7 AT Down 38.9 154.8 Up 05:46:24 - 06:16:24 556
La Pine/Gilchrist 06:01:25 -16.9 AT Down 39.1 154.6 Up 05:46:25 - 06:16:25 541
North Lake 06:01:23 -17.5 AT Down 39.6 155.2 Up 05:46:23 - 06:16:23 508
Paisley 06:01:23 -18.1 Dark Down 40.2 155.5 Up 05:46:23 - 06:16:23 467
Chiloquin 06:01:27 -17.7 AT Down 40.0 153.8 Up 05:46:27 - 06:16:27 458
Klamath Falls 06:01:27 -18.0 Dark Down 40.3 153.8 Up 05:46:27 - 06:16:27 432
Lakeview 06:01:23 -18.6 Dark Down 40.8 155.5 Up 05:46:23 - 06:16:23 428
Tulelake 06:01:27 -18.4 Dark Down 40.6 154.0 Up 05:46:27 - 06:16:27 411
Cedarville 06:01:23 -19.2 Dark Down 41.4 155.5 Up 05:46:23 - 06:16:23 378
Fall River/Burney 06:01:28 -19.2 Dark Down 41.5 153.8 Up 05:46:28 - 06:16:28 341
Susanville 06:01:26 -20.0 Dark Down 42.3 154.5 Up 05:46:26 - 06:16:26 291
Greenville 06:01:27 -20.1 Dark Down 42.4 154.0 Up 05:46:27 - 06:16:27 270
Gimple 06:01:27 -20.2 Dark Down 42.5 154.1 Up 05:46:27 - 06:16:27 270
Quincy 06:01:27 -20.3 Dark Down 42.6 153.9 Up 05:46:27 - 06:16:27 254
Portola 06:01:26 -20.6 Dark Down 42.9 154.5 Up 05:46:26 - 06:16:26 244
Niwot 06:00:29 -24.8 Dark Down 45.6 175.2 Up 05:45:29 - 06:15:29 238
Reno 06:01:24 -21.1 Dark Down 43.3 155.2 Up 05:46:24 - 06:16:24 222
Carson City 06:01:24 -21.4 Dark Down 43.7 155.1 Up 05:46:24 - 06:16:24 193
Yerington 06:01:22 -21.8 Dark Down 44.1 155.8 Up 05:46:22 - 06:16:22 177
Gardnerville 06:01:24 -21.6 Dark Down 43.9 155.1 Up 05:46:24 - 06:16:24 173
Hawthorne 06:01:20 -22.4 Dark Down 44.6 156.3 Up 05:46:20 - 06:16:20 139
Tonopah 06:01:16 -23.3 Dark Down 45.5 158.0 Up 05:46:16 - 06:16:16 99
Lee Vining 06:01:23 -22.7 Dark Down 45.0 155.5 Up 05:46:23 - 06:16:23 93
Bishop 06:01:21 -23.5 Dark Down 45.8 156.2 Up 05:46:21 - 06:16:21 43
Beatty 06:01:15 -24.5 Dark Down 46.7 158.2 Up 05:46:15 - 06:16:15 3
Lone Pine 06:01:20 -24.3 Dark Down 46.6 156.3 Up 05:46:20 - 06:16:20 -21
Indian Springs 06:01:11 -25.2 Dark Down 47.3 159.6 Up 05:46:11 - 06:16:11 -26
Henderson 06:01:09 -25.9 Dark Down 48.0 160.4 Up 05:46:09 - 06:16:09 -72
Searchlight/Boulder City 06:01:09 -26.5 Dark Down 48.6 160.2 Up 05:46:09 - 06:16:09 -121
Patrick 06:01:05 -26.9 Dark Down 48.9 161.7 Up 05:46:05 - 06:16:05 -128
CPSLO 06:01:31 -24.4 Dark Down 46.9 152.2 Up 05:46:31 - 06:16:31 -129
Kingman/Dolan Springs 06:01:06 -27.0 Dark Down 49.1 161.4 Up 05:46:06 - 06:16:06 -146
Laughlin/Bullhead City 06:01:08 -26.9 Dark Down 48.9 160.6 Up 05:46:08 - 06:16:08 -147
DCO 06:01:02 -27.4 Dark Down 49.4 162.6 Up 05:46:02 - 06:16:02 -155
Mohave Valley 06:01:08 -27.1 Dark Down 49.2 160.5 Up 05:46:08 - 06:16:08 -171
Lake Havasu City 06:01:08 -27.6 Dark Down 49.6 160.7 Up 05:46:08 - 06:16:08 -205
Wildwood 06:01:25 -26.3 Dark Down 48.7 154.5 Up 05:46:25 - 06:16:25 -233
Parker 06:01:08 -27.9 Dark Down 50.0 160.6 Up 05:46:08 - 06:16:08 -236
Idyllwild 06:01:18 -27.4 Dark Down 49.7 156.9 Up 05:46:18 - 06:16:18 -267
Blythe 06:01:09 -28.2 Dark Down 50.4 160.0 Up 05:46:09 - 06:16:09 -281
Calipatria 06:01:13 -28.3 Dark Down 50.6 158.4 Up 05:46:13 - 06:16:13 -322
Yuma 06:01:10 -29.1 Dark Down 51.3 159.5 Up 05:46:10 - 06:16:10 -362

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 14KZ101, (2019/06/24 06:00UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 25.58 100
60Bet Oph      17:43:28.3 +04:34:05  2.8 10.25  87
PPM 200658     17:26:37.8 -05:05:13  4.5  1.53  90
PPM 200558     17:19:50.2 -04:02:57  8.1  0.50  92
PPM 200603     17:22:45.0 -04:12:39  9.2  0.25  91
14KZ101        17:21:47.6 -04:08:18 15.8        91
Positions are for J2000

Event circumstances last updated at 2017/12/06 19:04:22 UT

Marc W. Buie, Southwest Research Institute

RECON