RECON: TNO occultation with 14JN80

Event between 14JN80 and star GA0820:05759696 with event index number of 207437

Geocentric closest approach at 2019/05/04 05:57:46 UTC

J2000 position of star is 17:14:17.8 -06:56:26
Equinox of date position of star is 17:15:17.4 -06:57:38
Stellar brightness G=15.2, use SENSEUP=128
Star is 136 degrees from the moon. Moon is 1% illuminated.
TNO apparent brightness V=22.2

[RECON map]
TNO is 37.8 AU from the Sun and 37.0 AU from the Earth.
The TNO is moving 19.4 km/sec on the sky relative to the star, or, 2.6 arcsec/hr.
The 1-sigma error in the time of the event is 431 seconds.
The 1-sigma cross-track error in the shadow position is 3574 km.
The sky-plane scale is 26857.5 km/arcsec.

The TNO has an absolute magnitude Hv=6.4
Diameter=319.2 km assuming a 5% albedo -- 16.5 sec chord
Diameter=130.3 km assuming a 30% albedo -- 6.7 sec chord
Dynamical classification is SCATEXTD
 
 
 
 
 
 

Star training set for 14JN80, (2019/05/04 05:58UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:35.8 -26:28:24  0.9 22.23 144
35Eta Oph      17:11:29.3 -15:44:51  2.6  8.84 137
PPM 200511     17:17:45.0 -06:15:54  6.0  0.92 136
PPM 200482     17:16:19.9 -07:13:22  8.2  0.36 136
PPM 200451     17:14:30.4 -06:50:38  9.5  0.24 137
14JN80         17:15:20.3 -06:57:42 15.2       136
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 2.1 sigma about the mid-time.
The median site spacing is 85.9 km RECON observability=0.1 and success probability=5.0%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Penticton 06:04:42 -20.2 Dark Down 10.3 113.8 Really Low 05:49:42 - 06:19:42 5418
Oroville 06:04:43 -20.7 Dark Down 10.6 113.8 Really Low 05:49:43 - 06:19:43 5368
Tonasket 06:04:45 -21.0 Dark Down 10.7 113.7 Really Low 05:49:45 - 06:19:45 5347
Okanogan 06:04:47 -21.2 Dark Down 10.8 113.5 Really Low 05:49:47 - 06:19:47 5316
Brewster 06:04:46 -21.4 Dark Down 10.8 113.3 Really Low 05:49:46 - 06:19:46 5288
Manson/Chelan 06:04:47 -21.4 Dark Down 10.6 113.0 Really Low 05:49:47 - 06:19:47 5264
Entiat 06:04:47 -21.6 Dark Down 10.7 112.9 Really Low 05:49:47 - 06:19:47 5243
Wenatchee 06:04:49 -21.8 Dark Down 10.7 112.8 Really Low 05:49:49 - 06:19:49 5219
Ellensburg 06:04:50 -22.1 Dark Down 10.7 112.6 Really Low 05:49:50 - 06:19:50 5179
Yakima 06:04:51 -22.4 Dark Down 10.9 112.5 Really Low 05:49:51 - 06:19:51 5142
Pasco 06:04:50 -23.2 Dark Down 11.9 113.5 Really Low 05:49:50 - 06:19:50 5136
Toppenish/White Swan 06:04:52 -22.7 Dark Down 11.1 112.6 Really Low 05:49:52 - 06:19:52 5125
PNWRO 06:04:50 -23.5 Dark Down 12.2 113.7 Really Low 05:49:50 - 06:19:50 5118
George/Umatilla 06:04:51 -23.4 Dark Down 11.9 113.3 Really Low 05:49:51 - 06:19:51 5102
Goldendale 06:04:54 -23.0 Dark Down 11.0 112.1 Really Low 05:49:54 - 06:19:54 5068
The Dalles 06:04:54 -23.1 Dark Down 10.9 111.8 Really Low 05:49:54 - 06:19:54 5041
Maupin 06:04:55 -23.5 Dark Down 11.1 111.8 Really Low 05:49:55 - 06:19:55 5005
Madras/Culver 06:04:56 -23.9 Dark Down 11.3 111.7 Really Low 05:49:56 - 06:19:56 4954
Redmond 06:04:58 -24.2 Dark Down 11.4 111.6 Really Low 05:49:58 - 06:19:58 4920
Sisters 06:04:59 -24.1 Dark Down 11.1 111.3 Really Low 05:49:59 - 06:19:59 4916
Bend 06:04:58 -24.4 Dark Down 11.4 111.5 Really Low 05:49:58 - 06:19:58 4898
Oregon Observatory 06:04:59 -24.5 Dark Down 11.3 111.3 Really Low 05:49:59 - 06:19:59 4880
Niwot 06:04:35 -32.7 Dark Down 23.7 122.9 Low 05:49:35 - 06:19:35 4860
La Pine/Gilchrist 06:05:00 -24.6 Dark Down 11.4 111.3 Really Low 05:50:00 - 06:20:00 4860
North Lake 06:05:01 -25.2 Dark Down 11.9 111.6 Really Low 05:50:01 - 06:20:01 4830
Paisley 06:05:01 -25.8 Dark Down 12.4 111.8 Really Low 05:50:01 - 06:20:01 4785
Chiloquin 06:05:03 -25.4 Dark Down 11.5 110.8 Really Low 05:50:03 - 06:20:03 4749
Lakeview 06:05:01 -26.3 Dark Down 12.7 111.8 Really Low 05:50:01 - 06:20:01 4741
Klamath Falls 06:05:03 -25.8 Dark Down 11.7 110.8 Really Low 05:50:03 - 06:20:03 4719
Tulelake 06:05:03 -26.1 Dark Down 12.0 111.0 Really Low 05:50:03 - 06:20:03 4698
Cedarville 06:05:03 -27.0 Dark Down 13.1 111.8 Really Low 05:50:03 - 06:20:03 4682
Fall River/Burney 06:05:05 -26.9 Dark Down 12.4 110.8 Really Low 05:50:05 - 06:20:05 4613
Susanville 06:05:06 -27.7 Dark Down 13.2 111.2 Really Low 05:50:06 - 06:20:06 4567
Gimple 06:05:06 -27.9 Dark Down 13.1 111.0 Really Low 05:50:06 - 06:20:06 4536
Greenville 06:05:07 -27.9 Dark Down 13.1 111.0 Really Low 05:50:07 - 06:20:07 4535
Quincy 06:05:07 -28.0 Dark Down 13.1 110.9 Really Low 05:50:07 - 06:20:07 4516
Portola 06:05:07 -28.3 Dark Down 13.5 111.2 Really Low 05:50:07 - 06:20:07 4512
Reno 06:05:06 -28.8 Dark Down 14.1 111.6 Really Low 05:50:06 - 06:20:06 4499
Carson City 06:05:08 -29.1 Dark Down 14.2 111.6 Really Low 05:50:08 - 06:20:08 4465
Yerington 06:05:06 -29.6 Dark Down 14.8 112.0 Really Low 05:50:06 - 06:20:06 4458
Gardnerville 06:05:07 -29.4 Dark Down 14.4 111.5 Really Low 05:50:07 - 06:20:07 4442
Hawthorne 06:05:06 -30.2 Dark Down 15.3 112.2 Really Low 05:50:06 - 06:20:06 4424
Tonopah 06:05:05 -31.1 Dark Down 16.5 113.1 Really Low 05:50:05 - 06:20:05 4407
Lee Vining 06:05:08 -30.5 Dark Down 15.2 111.7 Really Low 05:50:08 - 06:20:08 4359
Bishop 06:05:08 -31.3 Dark Down 15.9 112.1 Really Low 05:50:08 - 06:20:08 4316
Beatty 06:05:05 -32.3 Dark Down 17.3 113.1 Really Low 05:50:05 - 06:20:05 4304
Indian Springs 06:05:04 -33.0 Dark Down 18.2 113.8 Really Low 05:50:04 - 06:20:04 4295
Henderson 06:05:03 -33.7 Dark Down 19.0 114.1 Really Low 05:50:03 - 06:20:03 4257
Lone Pine 06:05:09 -32.1 Dark Down 16.5 112.1 Really Low 05:50:09 - 06:20:09 4248
Patrick 06:05:02 -34.7 Dark Down 20.0 114.7 Low 05:50:02 - 06:20:02 4220
DCO 06:05:01 -35.2 Dark Down 20.7 115.0 Low 05:50:01 - 06:20:01 4206
Searchlight/Boulder City 06:05:05 -34.3 Dark Down 19.2 113.9 Really Low 05:50:05 - 06:20:05 4202
Kingman/Dolan Springs 06:05:03 -34.8 Dark Down 20.0 114.4 Really Low 05:50:03 - 06:20:03 4194
Laughlin/Bullhead City 06:05:04 -34.7 Dark Down 19.6 114.1 Really Low 05:50:04 - 06:20:04 4181
Mohave Valley 06:05:04 -34.9 Dark Down 19.7 114.0 Really Low 05:50:04 - 06:20:04 4154
Lake Havasu City 06:05:05 -35.4 Dark Down 20.1 114.0 Low 05:50:05 - 06:20:05 4120
Parker 06:05:05 -35.7 Dark Down 20.2 113.9 Low 05:50:05 - 06:20:05 4086
CPSLO 06:05:15 -32.1 Dark Down 15.0 110.1 Really Low 05:50:15 - 06:20:15 4067
Blythe 06:05:06 -36.0 Dark Down 20.2 113.6 Low 05:50:06 - 06:20:06 4027
Idyllwild 06:05:10 -35.1 Dark Down 18.6 112.2 Really Low 05:50:10 - 06:20:10 3992
Wildwood 06:05:13 -34.0 Dark Down 17.0 111.1 Really Low 05:50:13 - 06:20:13 3988
Calipatria 06:05:08 -36.1 Dark Down 19.7 112.8 Really Low 05:50:08 - 06:20:08 3957
Yuma 06:05:08 -36.8 Dark Down 20.6 113.2 Low 05:50:08 - 06:20:08 3934

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 14JN80, (2019/05/04 05:58UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 22.23 144
35Eta Oph      17:10:22.7 -15:43:29  2.6  8.84 137
PPM 200511     17:16:42.8 -06:14:42  6.0  0.92 136
PPM 200482     17:15:17.2 -07:12:07  8.2  0.36 136
PPM 200451     17:13:27.9 -06:49:21  9.5  0.24 137
14JN80         17:14:17.8 -06:56:26 15.2       136
Positions are for J2000

Event circumstances last updated at 2018/06/11 23:05:24 UT

Marc W. Buie, Southwest Research Institute

RECON