RECON: TNO occultation with 02CT154

Event between 02CT154 and star GA0880:04057267 with event index number of 183087

Geocentric closest approach at 2019/03/29 06:22:24 UTC

J2000 position of star is 12:33:32.5 -01:42:51
Equinox of date position of star is 12:34:29.4 -01:48:57
Stellar brightness G=13.1, use SENSEUP=32
Star is 102 degrees from the moon. Moon is 40% illuminated.
TNO apparent brightness V=23.5

[RECON map]
TNO is 42.7 AU from the Sun and 41.7 AU from the Earth.
The TNO is moving 25.1 km/sec on the sky relative to the star, or, 3.0 arcsec/hr.
The 1-sigma error in the time of the event is 220 seconds.
The 1-sigma cross-track error in the shadow position is 3593 km.
The sky-plane scale is 30266.8 km/arcsec.

The TNO has an absolute magnitude Hv=7.2
Diameter=219.8 km assuming a 5% albedo -- 8.8 sec chord
Diameter=89.7 km assuming a 30% albedo -- 3.6 sec chord
Dynamical classification is CLASSICAL
 
 
 
 
 
 

Star training set for 02CT154, (2019/03/29 06:22UT)
Object            RA         Dec     mag  sep  mel
Spica          13:26:12.6 -11:15:40  1.0 15.92  87
Vindemiatrix   13:03:08.1 +10:51:22  2.8 14.54 100
PPM 195518     12:28:50.9 -04:43:17  6.2  3.23 102
PPM 178810     12:33:03.7 -01:52:42  8.0  0.37 102
PPM 178819     12:35:10.9 -01:57:12  9.7  0.21 102
02CT154        12:34:31.8 -01:49:13 13.1       102
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 4.1 sigma about the mid-time.
The median site spacing is 18.6 km RECON observability=1.0 and success probability=7.9%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Penticton 06:24:48 -33.1 Dark Down 34.3 148.8 Up 06:09:48 - 06:39:48 4311
Oroville 06:24:48 -33.6 Dark Down 34.8 148.7 Up 06:09:48 - 06:39:48 4267
Tonasket 06:24:49 -33.8 Dark Down 35.0 148.6 Up 06:09:49 - 06:39:49 4249
Okanogan 06:24:49 -34.1 Dark Down 35.3 148.3 Up 06:09:49 - 06:39:49 4218
Brewster 06:24:49 -34.2 Dark Down 35.4 148.0 Up 06:09:49 - 06:39:49 4191
Manson/Chelan 06:24:51 -34.3 Dark Down 35.5 147.5 Up 06:09:51 - 06:39:51 4164
Entiat 06:24:50 -34.5 Dark Down 35.6 147.3 Up 06:09:50 - 06:39:50 4144
Wenatchee 06:24:51 -34.6 Dark Down 35.8 147.1 Up 06:09:51 - 06:39:51 4121
Ellensburg 06:24:51 -34.9 Dark Down 36.1 146.7 Up 06:09:51 - 06:39:51 4081
Pasco 06:24:47 -36.1 Dark Down 37.2 148.0 Up 06:09:47 - 06:39:47 4060
Yakima 06:24:52 -35.3 Dark Down 36.4 146.5 Up 06:09:52 - 06:39:52 4047
PNWRO 06:24:47 -36.3 Dark Down 37.5 148.2 Up 06:09:47 - 06:39:47 4046
Toppenish/White Swan 06:24:51 -35.5 Dark Down 36.7 146.6 Up 06:09:51 - 06:39:51 4034
George/Umatilla 06:24:48 -36.3 Dark Down 37.4 147.6 Up 06:09:48 - 06:39:48 4026
Niwot 06:24:06 -45.6 Dark Down 47.0 163.6 Up 06:09:06 - 06:39:06 3997
Goldendale 06:24:52 -35.8 Dark Down 37.0 145.9 Up 06:09:52 - 06:39:52 3976
The Dalles 06:24:53 -35.9 Dark Down 37.0 145.4 Up 06:09:53 - 06:39:53 3946
Maupin 06:24:52 -36.3 Dark Down 37.4 145.3 Up 06:09:52 - 06:39:52 3914
Madras/Culver 06:24:52 -36.7 Dark Down 37.8 145.1 Up 06:09:52 - 06:39:52 3867
Redmond 06:24:53 -37.0 Dark Down 38.1 144.8 Up 06:09:53 - 06:39:53 3835
Sisters 06:24:54 -36.8 Dark Down 37.9 144.4 Up 06:09:54 - 06:39:54 3825
Bend 06:24:54 -37.1 Dark Down 38.2 144.6 Up 06:09:54 - 06:39:54 3813
Oregon Observatory 06:24:54 -37.2 Dark Down 38.3 144.3 Up 06:09:54 - 06:39:54 3794
La Pine/Gilchrist 06:24:54 -37.3 Dark Down 38.4 144.2 Up 06:09:54 - 06:39:54 3775
North Lake 06:24:53 -37.9 Dark Down 39.1 144.7 Up 06:09:53 - 06:39:53 3755
Paisley 06:24:52 -38.5 Dark Down 39.7 144.8 Up 06:09:52 - 06:39:52 3718
Lakeview 06:24:51 -39.0 Dark Down 40.1 144.8 Up 06:09:51 - 06:39:51 3681
Chiloquin 06:24:54 -38.1 Dark Down 39.2 143.2 Up 06:09:54 - 06:39:54 3668
Klamath Falls 06:24:54 -38.4 Dark Down 39.5 143.2 Up 06:09:54 - 06:39:54 3640
Cedarville 06:24:50 -39.7 Dark Down 40.8 144.7 Up 06:09:50 - 06:39:50 3629
Tulelake 06:24:54 -38.8 Dark Down 39.8 143.4 Up 06:09:54 - 06:39:54 3626
Fall River/Burney 06:24:54 -39.6 Dark Down 40.6 143.0 Up 06:09:54 - 06:39:54 3549
Susanville 06:24:52 -40.4 Dark Down 41.5 143.6 Up 06:09:52 - 06:39:52 3516
Gimple 06:24:52 -40.5 Dark Down 41.6 143.2 Up 06:09:52 - 06:39:52 3485
Greenville 06:24:52 -40.5 Dark Down 41.5 143.1 Up 06:09:52 - 06:39:52 3482
Portola 06:24:51 -41.0 Dark Down 42.0 143.5 Up 06:09:51 - 06:39:51 3468
Reno 06:24:49 -41.5 Dark Down 42.5 144.1 Up 06:09:49 - 06:39:49 3465
Quincy 06:24:52 -40.7 Dark Down 41.7 143.0 Up 06:09:52 - 06:39:52 3464
Yerington 06:24:47 -42.2 Dark Down 43.3 144.6 Up 06:09:47 - 06:39:47 3437
Carson City 06:24:48 -41.8 Dark Down 42.8 143.9 Up 06:09:48 - 06:39:48 3434
Tonopah 06:24:41 -43.8 Dark Down 44.9 146.5 Up 06:09:41 - 06:39:41 3417
Gardnerville 06:24:48 -42.0 Dark Down 43.0 143.8 Up 06:09:48 - 06:39:48 3414
Hawthorne 06:24:45 -42.8 Dark Down 43.9 145.0 Up 06:09:45 - 06:39:45 3413
Lee Vining 06:24:46 -43.1 Dark Down 44.1 144.0 Up 06:09:46 - 06:39:46 3346
Indian Springs 06:24:36 -45.7 Dark Down 46.8 147.6 Up 06:09:36 - 06:39:36 3337
Beatty 06:24:39 -45.0 Dark Down 46.0 146.4 Up 06:09:39 - 06:39:39 3329
Bishop 06:24:44 -43.9 Dark Down 44.9 144.6 Up 06:09:44 - 06:39:44 3316
Henderson 06:24:33 -46.4 Dark Down 47.5 148.2 Up 06:09:33 - 06:39:33 3312
Patrick 06:24:30 -47.4 Dark Down 48.5 149.3 Up 06:09:30 - 06:39:30 3295
DCO 06:24:28 -48.0 Dark Down 49.1 150.1 Up 06:09:28 - 06:39:28 3292
Kingman/Dolan Springs 06:24:30 -47.5 Dark Down 48.6 148.9 Up 06:09:30 - 06:39:30 3268
Searchlight/Boulder City 06:24:33 -47.0 Dark Down 48.0 147.9 Up 06:09:33 - 06:39:33 3263
Lone Pine 06:24:43 -44.7 Dark Down 45.7 144.6 Up 06:09:43 - 06:39:43 3259
Laughlin/Bullhead City 06:24:32 -47.4 Dark Down 48.4 148.2 Up 06:09:32 - 06:39:32 3248
Mohave Valley 06:24:32 -47.6 Dark Down 48.7 148.1 Up 06:09:32 - 06:39:32 3224
Lake Havasu City 06:24:30 -48.0 Dark Down 49.1 148.2 Up 06:09:30 - 06:39:30 3196
Parker 06:24:30 -48.4 Dark Down 49.4 148.0 Up 06:09:30 - 06:39:30 3165
Blythe 06:24:31 -48.7 Dark Down 49.8 147.2 Up 06:09:31 - 06:39:31 3106
CPSLO 06:24:50 -44.5 Dark Down 45.5 140.6 Up 06:09:50 - 06:39:50 3052
Idyllwild 06:24:37 -47.7 Dark Down 48.7 144.5 Up 06:09:37 - 06:39:37 3042
Calipatria 06:24:33 -48.7 Dark Down 49.7 145.7 Up 06:09:33 - 06:39:33 3028
Yuma 06:24:32 -49.5 Dark Down 50.5 146.6 Up 06:09:32 - 06:39:32 3020
Wildwood 06:24:43 -46.5 Dark Down 47.5 142.3 Up 06:09:43 - 06:39:43 3010

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 02CT154, (2019/03/29 06:22UT)
Object            RA         Dec     mag  sep  mel
Spica          13:25:11.5 -11:09:41  1.0 15.92  87
Vindemiatrix   13:02:10.3 +10:57:33  2.8 14.54 100
PPM 195518     12:27:51.5 -04:36:55  6.2  3.23 102
PPM 178810     12:32:04.4 -01:46:20  8.0  0.37 102
PPM 178819     12:34:11.6 -01:50:51  9.7  0.21 102
02CT154        12:33:32.5 -01:42:51 13.1       102
Positions are for J2000

Event circumstances last updated at 2018/06/11 17:23:14 UT

Marc W. Buie, Southwest Research Institute

RECON