RECON: TNO occultation with 14LU28

Event between 14LU28 and star GA0800:06173797 with event index number of 1044330

Geocentric closest approach at 2020/05/28 08:27:20 UTC

J2000 position of star is 17:25:21.0 -08:33:39
Equinox of date position of star is 17:26:23.5 -08:34:35
Stellar brightness G=16.0, use SENSEUP=128
Star is 124 degrees from the moon. Moon is 31% illuminated.
TNO apparent brightness V=22.5

[RECON map]
TNO is 36.8 AU from the Sun and 35.9 AU from the Earth.
The TNO is moving 23.6 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 126 seconds.
The 1-sigma cross-track error in the shadow position is 2226 km.
The sky-plane scale is 26009.9 km/arcsec.

The TNO has an absolute magnitude Hv=6.8
Diameter=257.0 km assuming a 5% albedo -- 10.9 sec chord
Diameter=104.9 km assuming a 30% albedo -- 4.5 sec chord
Dynamical classification is SCATNEAR
 
 
 
 
 
 

Star training set for 14LU28, (2020/05/28 08:27UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:39.7 -26:28:32  0.9 22.26 115
35Eta Oph      17:11:33.0 -15:44:56  2.6  8.04 123
PPM 200559     17:21:05.1 -05:56:17  6.5  2.96 122
PPM 200647     17:26:57.9 -08:41:19  8.1  0.17 124
14LU28         17:26:27.8 -08:34:39 16.0       124
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 15.9 km RECON observability=1.0 and success probability=10.1%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kelowna 08:27:48 -18.2 Dark Down 31.2 171.4 Up 08:16:49 - 08:38:47 -2278
Summerland 08:27:49 -18.3 Dark Up 31.2 171.0 Up 08:16:50 - 08:38:48 -2282
Penticton 08:27:49 -18.6 Dark Down 31.5 171.2 Up 08:16:50 - 08:38:48 -2300
Okanagan Falls 08:27:49 -18.7 Dark Down 31.7 171.1 Up 08:16:50 - 08:38:48 -2311
Oliver 08:27:49 -18.9 Dark Down 31.9 171.1 Up 08:16:50 - 08:38:48 -2321
Anarchist Mountain Observatory 08:27:48 -19.1 Dark Down 32.1 171.4 Up 08:16:49 - 08:38:47 -2330
Oroville 08:27:48 -19.1 Dark Down 32.1 171.3 Up 08:16:49 - 08:38:47 -2335
Tonasket 08:27:48 -19.4 Dark Down 32.4 171.2 Up 08:16:49 - 08:38:47 -2349
Okanogan 08:27:49 -19.7 Dark Down 32.7 171.0 Up 08:16:50 - 08:38:48 -2370
Brewster 08:27:50 -20.0 Dark Down 32.9 170.8 Up 08:16:51 - 08:38:49 -2387
Manson/Chelan 08:27:51 -20.2 Dark Down 33.1 170.3 Up 08:16:52 - 08:38:50 -2401
Entiat 08:27:51 -20.5 Dark Down 33.3 170.2 Up 08:16:52 - 08:38:50 -2415
Wenatchee 08:27:52 -20.7 Dark Down 33.5 170.1 Up 08:16:53 - 08:38:51 -2431
Ellensburg 08:27:53 -21.2 Dark Down 33.9 169.8 Up 08:16:54 - 08:38:52 -2458
Yakima 08:27:53 -21.6 Dark Down 34.3 169.7 Up 08:16:54 - 08:38:52 -2484
Toppenish/White Swan 08:27:53 -21.8 Dark Down 34.6 169.9 Up 08:16:54 - 08:38:52 -2497
Pasco 08:27:48 -21.8 Dark Down 34.8 171.4 Up 08:16:49 - 08:38:47 -2501
PNWRO 08:27:48 -22.0 Dark Down 35.1 171.6 Up 08:16:49 - 08:38:47 -2516
George/Umatilla 08:27:50 -22.1 Dark Down 35.1 171.1 Up 08:16:51 - 08:38:49 -2523
Goldendale 08:27:54 -22.3 Dark Down 35.0 169.3 Up 08:16:55 - 08:38:53 -2535
The Dalles 08:27:56 -22.6 Dark Down 35.2 168.8 Up 08:16:57 - 08:38:55 -2551
Maupin 08:27:56 -23.0 Dark Down 35.6 168.9 Up 08:16:57 - 08:38:55 -2578
Madras/Culver 08:27:56 -23.5 Dark Down 36.2 168.8 Up 08:16:57 - 08:38:55 -2614
Sisters 08:27:57 -23.9 Dark Down 36.4 168.2 Up 08:16:58 - 08:38:56 -2638
Redmond 08:27:56 -23.9 Dark Down 36.5 168.7 Up 08:16:57 - 08:38:55 -2639
Bend 08:27:57 -24.1 Dark Down 36.7 168.5 Up 08:16:58 - 08:38:56 -2654
Oregon Observatory 08:27:57 -24.3 Dark Down 36.9 168.3 Up 08:16:58 - 08:38:56 -2666
La Pine/Gilchrist 08:27:57 -24.5 Dark Down 37.1 168.2 Up 08:16:58 - 08:38:56 -2680
North Lake 08:27:56 -24.9 Dark Down 37.6 168.9 Up 08:16:57 - 08:38:55 -2708
Paisley 08:27:54 -25.4 Dark Down 38.2 169.2 Up 08:16:55 - 08:38:53 -2745
Chiloquin 08:28:00 -25.7 Dark Down 38.1 167.6 Up 08:17:01 - 08:38:59 -2758
Lakeview 08:27:54 -25.9 Dark Down 38.7 169.4 Up 08:16:55 - 08:38:53 -2780
Klamath Falls 08:27:59 -26.0 Dark Down 38.4 167.6 Up 08:17:00 - 08:38:58 -2782
Tulelake 08:27:58 -26.2 Dark Down 38.7 167.9 Up 08:16:59 - 08:38:57 -2800
Cedarville 08:27:54 -26.5 Dark Down 39.3 169.5 Up 08:16:55 - 08:38:53 -2826
Fall River/Burney 08:27:59 -27.1 Dark Down 39.6 167.9 Up 08:17:00 - 08:38:58 -2865
Niwot 08:27:01 -24.9 Dark Down 41.0 188.7 Up 08:16:02 - 08:38:00 -2898
SwRI 08:27:01 -25.1 Dark Down 41.1 188.5 Up 08:16:02 - 08:38:00 -2906
Susanville 08:27:56 -27.7 Dark Down 40.4 168.7 Up 08:16:57 - 08:38:55 -2908
Gimple 08:27:57 -28.0 Dark Down 40.6 168.4 Up 08:16:58 - 08:38:56 -2929
Greenville 08:27:57 -28.0 Dark Down 40.6 168.3 Up 08:16:58 - 08:38:56 -2929
Quincy 08:27:57 -28.2 Dark Down 40.8 168.3 Up 08:16:58 - 08:38:56 -2944
Portola 08:27:56 -28.3 Dark Down 41.0 168.9 Up 08:16:57 - 08:38:55 -2952
Reno 08:27:53 -28.5 Dark Down 41.3 169.7 Up 08:16:54 - 08:38:52 -2969
Carson City 08:27:54 -28.8 Dark Down 41.7 169.6 Up 08:16:55 - 08:38:53 -2996
Yerington 08:27:51 -28.9 Dark Down 42.0 170.4 Up 08:16:52 - 08:38:50 -3008
Gardnerville 08:27:53 -29.1 Dark Down 42.0 169.6 Up 08:16:54 - 08:38:52 -3014
Hawthorne 08:27:50 -29.3 Dark Down 42.5 171.0 Up 08:16:51 - 08:38:49 -3042
Tonopah 08:27:45 -29.6 Dark Down 43.1 172.9 Up 08:16:46 - 08:38:44 -3073
Lee Vining 08:27:52 -29.9 Dark Down 43.0 170.3 Up 08:16:53 - 08:38:51 -3086
Bishop 08:27:49 -30.4 Dark Down 43.7 171.2 Up 08:16:50 - 08:38:48 -3130
Beatty 08:27:43 -30.7 Dark Down 44.3 173.3 Up 08:16:44 - 08:38:42 -3160
Indian Springs 08:27:39 -30.8 Dark Down 44.7 174.8 Up 08:16:40 - 08:38:38 -3183
Lone Pine 08:27:48 -31.1 Dark Down 44.5 171.5 Up 08:16:49 - 08:38:47 -3188
Henderson 08:27:37 -31.2 Dark Down 45.3 175.7 Up 08:16:38 - 08:38:36 -3223
Searchlight/Boulder City 08:27:36 -31.7 Dark Down 45.9 175.7 Up 08:16:37 - 08:38:35 -3268
Patrick 08:27:32 -31.6 Dark Down 46.0 177.2 Up 08:16:33 - 08:38:31 -3270
Kingman/Dolan Springs 08:27:33 -31.8 Dark Down 46.2 176.9 Up 08:16:34 - 08:38:32 -3288
Laughlin/Bullhead City 08:27:35 -32.0 Dark Down 46.2 176.2 Up 08:16:36 - 08:38:34 -3291
DCO 08:27:30 -31.7 Dark Down 46.3 178.2 Up 08:16:31 - 08:38:29 -3293
CPSLO 08:27:58 -32.8 Dark Down 45.4 167.8 Up 08:16:59 - 08:38:57 -3301
Mohave Valley 08:27:35 -32.2 Dark Down 46.5 176.2 Up 08:16:36 - 08:38:34 -3313
Lake Havasu City 08:27:34 -32.6 Dark Down 46.9 176.5 Up 08:16:35 - 08:38:33 -3345
Parker 08:27:34 -32.9 Dark Down 47.2 176.5 Up 08:16:35 - 08:38:33 -3374
Wildwood 08:27:51 -33.7 Dark Down 46.9 170.4 Up 08:16:52 - 08:38:50 -3391
Idyllwild 08:27:43 -33.7 Dark Down 47.5 173.0 Up 08:16:44 - 08:38:42 -3414
Blythe 08:27:35 -33.5 Dark Down 47.7 176.1 Up 08:16:36 - 08:38:34 -3417
Calipatria 08:27:39 -34.1 Dark Down 48.2 174.6 Up 08:16:40 - 08:38:38 -3461
Yuma 08:27:36 -34.4 Dark Down 48.7 175.9 Up 08:16:37 - 08:38:35 -3494

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 14LU28, (2020/05/28 08:27UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 22.26 115
35Eta Oph      17:10:22.7 -15:43:29  2.6  8.04 123
PPM 200559     17:19:59.6 -05:55:07  6.5  2.96 122
PPM 200647     17:25:51.0 -08:40:20  8.1  0.17 124
14LU28         17:25:21.0 -08:33:39 16.0       124
Positions are for J2000

Event circumstances last updated at 2019/02/01 22:35:12 UT

Marc W. Buie, Southwest Research Institute

RECON