RECON: TNO occultation with 14BV64

Event between 14BV64 and star UC4-445-051118 with event index number of 134296

Geocentric closest approach at 2018/03/18 02:37:05 UTC

J2000 position of star is 09:57:08.1 -01:01:33
Equinox of date position of star is 09:58:01.3 -01:06:33
Stellar brightness R=16.4, use SENSEUP=128
Star is 144 degrees from the moon. Moon is 0% illuminated.
TNO apparent brightness V=21.5

[RECON map]
TNO is 47.5 AU from the Sun and 46.6 AU from the Earth.
The TNO is moving 23.2 km/sec on the sky relative to the star, or, 2.5 arcsec/hr.
The 1-sigma error in the time of the event is 236 seconds.
The 1-sigma cross-track error in the shadow position is 4804 km.
The sky-plane scale is 33828.5 km/arcsec.

The TNO has an absolute magnitude Hv=4.7
Diameter=704.7 km assuming a 5% albedo -- 30.4 sec chord
Diameter=287.7 km assuming a 30% albedo -- 12.4 sec chord
Dynamical classification is SCATEXTD
 
 
 
 
 
 

Star training set for 14BV64, (2018/03/18 02:37UT)
Object            RA         Dec     mag  sep  mel
Regulus        10:09:20.4 +11:52:39  1.3 13.29 146
Alphard        09:28:28.9 -08:44:18  2.0 10.60 135
15Alp Sex      10:08:52.2 -00:27:41  4.4  2.78 147
PPM 178019     09:55:26.2 -01:21:26  8.4  0.70 143
PPM 178037     09:58:02.3 -01:25:53  8.9  0.32 144
14BV64         09:58:03.8 -01:06:47 16.4       144
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 3.8 sigma about the mid-time.
The median site spacing is 0.0 km RECON observability=0.0 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)
Oroville 02:40:42 -6.5 CT Down 22.5 120.3 Low 02:25:42 - 02:55:42 11615
Tonasket 02:40:42 -6.5 CT Down 22.6 120.2 Low 02:25:42 - 02:55:42 11593
Okanogan 02:40:45 -6.4 CT Down 22.7 120.0 Low 02:25:45 - 02:55:45 11558
Brewster 02:40:44 -6.3 CT Down 22.7 119.7 Low 02:25:44 - 02:55:44 11528
Manson/Chelan 02:40:45 -6.1 CT Down 22.6 119.3 Low 02:25:45 - 02:55:45 11501
Entiat 02:40:46 -6.1 CT Down 22.7 119.2 Low 02:25:46 - 02:55:46 11479
Wenatchee 02:40:44 -6.0 CT Down 22.7 119.0 Low 02:25:44 - 02:55:44 11452
Ellensburg 02:40:47 -5.9 CT Down 22.8 118.6 Low 02:25:47 - 02:55:47 11408
Yakima 02:40:48 -6.0 CT Down 23.0 118.5 Low 02:25:48 - 02:55:48 11369
Pasco 02:40:46 -7.0 CT Down 24.0 119.6 Low 02:25:46 - 02:55:46 11366
Toppenish/White Swan 02:40:48 -6.1 CT Down 23.2 118.5 Low 02:25:48 - 02:55:48 11352
PNWRO 02:40:44 -7.1 CT Down 24.3 119.7 Low 02:25:44 - 02:55:44 11348
George/Umatilla 02:40:44 -6.8 CT Down 24.0 119.3 Low 02:25:44 - 02:55:44 11330
Goldendale 02:40:50 -5.8 CT Down 23.2 118.0 Low 02:25:50 - 02:55:50 11289
The Dalles 02:40:50 -5.6 CT Down 23.1 117.6 Low 02:25:50 - 02:55:50 11260
Maupin 02:40:50 -5.7 CT Down 23.3 117.5 Low 02:25:50 - 02:55:50 11221
Madras/Culver 02:40:50 -5.7 CT Down 23.6 117.3 Low 02:25:50 - 02:55:50 11167
Niwot 02:40:19 -18.0 AT Down 35.8 129.5 Up 02:25:19 - 02:55:19 11134
Redmond 02:40:51 -5.7 CT Down 23.7 117.1 Low 02:25:51 - 02:55:51 11131
Sisters 02:40:53 -5.4 CT Down 23.4 116.8 Low 02:25:53 - 02:55:53 11125
Bend 02:40:51 -5.6 CT Down 23.7 116.9 Low 02:25:51 - 02:55:51 11107
Oregon Observatory 02:40:53 -5.6 CT Down 23.7 116.7 Low 02:25:53 - 02:55:53 11088
La Pine/Gilchrist 02:40:51 -5.5 CT Down 23.8 116.6 Low 02:25:51 - 02:55:51 11066
North Lake 02:40:52 -6.0 CT Down 24.3 116.9 Low 02:25:52 - 02:55:52 11036
Paisley 02:40:51 -6.3 CT Down 24.8 117.0 Low 02:25:51 - 02:55:51 10989
Chiloquin 02:40:54 -5.3 CT Down 24.0 115.8 Low 02:25:54 - 02:55:54 10948
Lakeview 02:40:53 -6.5 CT Down 25.2 116.9 Low 02:25:53 - 02:55:53 10943
Klamath Falls 02:40:54 -5.4 CT Down 24.2 115.8 Low 02:25:54 - 02:55:54 10916
Tulelake 02:40:54 -5.7 CT Down 24.5 115.9 Low 02:25:54 - 02:55:54 10895
Cedarville 02:40:52 -6.7 CT Down 25.6 116.8 Low 02:25:52 - 02:55:52 10882
Fall River/Burney 02:40:55 -5.8 CT Down 25.0 115.6 Low 02:25:55 - 02:55:55 10806
Susanville 02:40:53 -6.4 CT Down 25.8 115.9 Low 02:25:53 - 02:55:53 10759
Gimple 02:40:53 -6.2 CT Down 25.7 115.6 Low 02:25:53 - 02:55:53 10726
Greenville 02:40:55 -6.2 CT Down 25.7 115.6 Low 02:25:55 - 02:55:55 10725
Quincy 02:40:55 -6.2 CT Down 25.8 115.5 Low 02:25:55 - 02:55:55 10704
Portola 02:40:53 -6.6 CT Down 26.2 115.8 Low 02:25:53 - 02:55:53 10702
Reno 02:40:52 -7.1 CT Down 26.7 116.2 Low 02:25:52 - 02:55:52 10691
Carson City 02:40:53 -7.1 CT Down 26.9 116.1 Low 02:25:53 - 02:55:53 10655
Yerington 02:40:52 -7.6 CT Down 27.4 116.5 Low 02:25:52 - 02:55:52 10650
Gardnerville 02:40:53 -7.2 CT Down 27.0 116.0 Low 02:25:53 - 02:55:53 10631
Hawthorne 02:40:49 -8.1 CT Down 28.0 116.7 Low 02:25:49 - 02:55:49 10616
Tonopah 02:40:47 -9.2 CT Down 29.2 117.6 Low 02:25:47 - 02:55:47 10604
Lee Vining 02:40:51 -7.8 CT Down 27.9 116.0 Low 02:25:51 - 02:55:51 10547
Bishop 02:40:49 -8.4 CT Down 28.7 116.3 Low 02:25:49 - 02:55:49 10504
Beatty 02:40:46 -9.7 CT Down 30.0 117.4 Up 02:25:46 - 02:55:46 10498
Indian Springs 02:40:45 -10.6 CT Down 31.0 118.1 Up 02:25:45 - 02:55:45 10493
Henderson 02:40:42 -11.2 CT Down 31.7 118.4 Up 02:25:42 - 02:55:42 10457
Lone Pine 02:40:50 -8.7 CT Down 29.3 116.2 Low 02:25:50 - 02:55:50 10435
Patrick 02:40:40 -12.2 AT Down 32.8 119.0 Up 02:25:40 - 02:55:40 10424
DCO 02:40:38 -12.8 AT Down 33.4 119.4 Up 02:25:38 - 02:55:38 10413
Searchlight/Boulder City 02:40:42 -11.3 CT Down 32.0 118.1 Up 02:25:42 - 02:55:42 10401
Kingman/Dolan Springs 02:40:42 -12.1 AT Down 32.8 118.7 Up 02:25:42 - 02:55:42 10396
Laughlin/Bullhead City 02:40:43 -11.7 CT Down 32.4 118.2 Up 02:25:43 - 02:55:43 10380
Mohave Valley 02:40:43 -11.7 CT Down 32.5 118.1 Up 02:25:43 - 02:55:43 10352
Lake Havasu City 02:40:43 -11.9 CT Down 32.9 118.1 Up 02:25:43 - 02:55:43 10318
Parker 02:40:42 -12.0 AT Down 33.1 117.9 Up 02:25:42 - 02:55:42 10283
CPSLO 02:40:56 -6.7 CT Down 27.9 113.6 Low 02:25:56 - 02:55:56 10237
Blythe 02:40:42 -11.8 CT Down 33.1 117.3 Up 02:25:42 - 02:55:42 10221
Idyllwild 02:40:49 -10.1 CT Down 31.5 115.8 Up 02:25:49 - 02:55:49 10176
Wildwood 02:40:52 -8.5 CT Down 29.9 114.5 Low 02:25:52 - 02:55:52 10163
Calipatria 02:40:45 -11.1 CT Down 32.7 116.3 Up 02:25:45 - 02:55:45 10145
Yuma 02:40:43 -11.9 CT Down 33.5 116.8 Up 02:25:43 - 02:55:43 10125

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 14BV64, (2018/03/18 02:37UT)
Object            RA         Dec     mag  sep  mel
Regulus        10:08:22.0 +11:58:02  1.3 13.29 146
Alphard        09:27:35.2 -08:39:31  2.0 10.60 135
15Alp Sex      10:07:56.2 -00:22:19  4.4  2.78 147
PPM 178019     09:54:30.5 -01:16:14  8.4  0.70 143
PPM 178037     09:57:06.6 -01:20:39  8.9  0.32 144
14BV64         09:57:08.1 -01:01:33 16.4       144
Positions are for J2000

Event circumstances last updated at 2017/05/18 18:00:07 UT

Marc W. Buie, Southwest Research Institute

RECON