RECON: TNO occultation with 00FV53

Event between 00FV53 and star GA0780:05198001 with event index number of 257989

Geocentric closest approach at 2020/05/17 05:07:19 UTC

J2000 position of star is 16:22:07.2 -10:16:12
Equinox of date position of star is 16:23:09.3 -10:18:47
Stellar brightness G=17.0, use SENSEUP=128
Star is 111 degrees from the moon. Moon is 26% illuminated.
TNO apparent brightness V=23.6

[RECON map]
TNO is 34.4 AU from the Sun and 33.4 AU from the Earth.
The TNO is moving 23.9 km/sec on the sky relative to the star, or, 3.6 arcsec/hr.
The 1-sigma error in the time of the event is 380 seconds.
The 1-sigma cross-track error in the shadow position is 4226 km.
The sky-plane scale is 24245.8 km/arcsec.

The TNO has an absolute magnitude Hv=8.2
Diameter=140.0 km assuming a 5% albedo -- 5.8 sec chord
Diameter=57.1 km assuming a 30% albedo -- 2.4 sec chord
Dynamical classification is SCATNEAR
 
 
 
 
 
 

Star training set for 00FV53, (2020/05/17 05:07UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:39.6 -26:28:32  0.9 16.25 105
13Zet Oph      16:38:17.0 -10:36:25  2.6  3.71 107
3Ups Oph       16:28:54.4 -08:24:57  4.2  2.36 110
PPM 199541     16:21:07.4 -09:53:55  8.2  0.67 112
PPM 231600     16:23:08.2 -10:19:21  9.3  0.03 111
00FV53         16:23:14.4 -10:19:00 17.0       111
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 2.4 sigma about the mid-time.
The median site spacing is 18.1 km RECON observability=0.4 and success probability=5.1%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kelowna 05:10:26 -11.8 NT Down 14.7 126.8 Really Low 04:55:26 - 05:25:26 -2590
Summerland 05:10:27 -11.7 NT Down 14.6 126.4 Really Low 04:55:27 - 05:25:27 -2601
Penticton 05:10:27 -12.0 AT Down 14.9 126.5 Really Low 04:55:27 - 05:25:27 -2622
Okanagan Falls 05:10:28 -12.2 AT Down 15.0 126.5 Really Low 04:55:28 - 05:25:28 -2637
Oliver 05:10:27 -12.3 AT Down 15.1 126.5 Really Low 04:55:27 - 05:25:27 -2649
Anarchist Mountain Observatory 05:10:28 -12.5 AT Down 15.3 126.6 Really Low 04:55:28 - 05:25:28 -2658
Oroville 05:10:28 -12.6 AT Down 15.3 126.5 Really Low 04:55:28 - 05:25:28 -2665
Tonasket 05:10:28 -12.7 AT Down 15.4 126.5 Really Low 04:55:28 - 05:25:28 -2683
Okanogan 05:10:30 -12.9 AT Down 15.6 126.3 Really Low 04:55:30 - 05:25:30 -2713
Brewster 05:10:31 -13.1 AT Down 15.6 126.0 Really Low 04:55:31 - 05:25:31 -2738
Manson/Chelan 05:10:31 -13.1 AT Down 15.5 125.7 Really Low 04:55:31 - 05:25:31 -2763
Entiat 05:10:32 -13.2 AT Down 15.6 125.6 Really Low 04:55:32 - 05:25:32 -2782
Wenatchee 05:10:33 -13.4 AT Down 15.7 125.4 Really Low 04:55:33 - 05:25:33 -2804
Ellensburg 05:10:34 -13.6 AT Down 15.8 125.2 Really Low 04:55:34 - 05:25:34 -2842
Pasco 05:10:33 -14.8 AT Down 17.1 126.2 Really Low 04:55:33 - 05:25:33 -2870
Yakima 05:10:35 -13.9 AT Down 16.1 125.1 Really Low 04:55:35 - 05:25:35 -2875
PNWRO 05:10:33 -15.1 AT Down 17.3 126.3 Really Low 04:55:33 - 05:25:33 -2885
Toppenish/White Swan 05:10:34 -14.1 AT Down 16.3 125.1 Really Low 04:55:34 - 05:25:34 -2889
George/Umatilla 05:10:34 -14.9 AT Down 17.1 125.9 Really Low 04:55:34 - 05:25:34 -2902
Goldendale 05:10:36 -14.3 AT Down 16.4 124.7 Really Low 04:55:36 - 05:25:36 -2943
The Dalles 05:10:37 -14.3 AT Down 16.3 124.3 Really Low 04:55:37 - 05:25:37 -2970
Maupin 05:10:38 -14.7 AT Down 16.6 124.3 Really Low 04:55:38 - 05:25:38 -3002
Niwot 05:10:11 -25.5 Dark Down 28.7 136.6 Low 04:55:11 - 05:25:11 -3029
Madras/Culver 05:10:39 -15.1 AT Down 16.9 124.1 Really Low 04:55:39 - 05:25:39 -3049
Redmond 05:10:40 -15.4 AT Down 17.0 124.0 Really Low 04:55:40 - 05:25:40 -3079
Sisters 05:10:41 -15.1 AT Down 16.8 123.7 Really Low 04:55:41 - 05:25:41 -3087
Bend 05:10:41 -15.4 AT Down 17.1 123.8 Really Low 04:55:41 - 05:25:41 -3101
Oregon Observatory 05:10:41 -15.5 AT Down 17.1 123.7 Really Low 04:55:41 - 05:25:41 -3118
La Pine/Gilchrist 05:10:42 -15.6 AT Down 17.2 123.6 Really Low 04:55:42 - 05:25:42 -3137
North Lake 05:10:41 -16.3 AT Down 17.8 124.0 Really Low 04:55:41 - 05:25:41 -3160
Paisley 05:10:41 -16.8 AT Down 18.3 124.1 Really Low 04:55:41 - 05:25:41 -3198
Lakeview 05:10:42 -17.3 AT Down 18.7 124.1 Really Low 04:55:42 - 05:25:42 -3237
Chiloquin 05:10:44 -16.3 AT Down 17.6 123.0 Really Low 04:55:44 - 05:25:44 -3240
Klamath Falls 05:10:45 -16.6 AT Down 17.8 123.0 Really Low 04:55:45 - 05:25:45 -3268
Tulelake 05:10:45 -16.9 AT Down 18.1 123.2 Really Low 04:55:45 - 05:25:45 -3284
Cedarville 05:10:43 -17.9 AT Down 19.2 124.1 Really Low 04:55:43 - 05:25:43 -3289
Fall River/Burney 05:10:46 -17.7 AT Down 18.7 123.0 Really Low 04:55:46 - 05:25:46 -3361
Susanville 05:10:45 -18.5 Dark Down 19.5 123.4 Really Low 04:55:45 - 05:25:45 -3398
Gimple 05:10:46 -18.6 Dark Down 19.5 123.1 Really Low 04:55:46 - 05:25:46 -3427
Greenville 05:10:46 -18.6 Dark Down 19.5 123.1 Really Low 04:55:46 - 05:25:46 -3429
Portola 05:10:46 -19.1 Dark Down 20.0 123.3 Really Low 04:55:46 - 05:25:46 -3446
Quincy 05:10:47 -18.7 Dark Down 19.6 123.0 Really Low 04:55:47 - 05:25:47 -3447
Reno 05:10:45 -19.6 Dark Down 20.5 123.8 Low 04:55:45 - 05:25:45 -3453
Carson City 05:10:45 -19.9 Dark Down 20.7 123.7 Low 04:55:45 - 05:25:45 -3485
Yerington 05:10:45 -20.3 Dark Down 21.3 124.1 Low 04:55:45 - 05:25:45 -3486
Gardnerville 05:10:46 -20.1 Dark Down 20.9 123.6 Low 04:55:46 - 05:25:46 -3505
Hawthorne 05:10:45 -21.0 Dark Down 21.9 124.4 Low 04:55:45 - 05:25:45 -3514
Tonopah 05:10:41 -22.0 Dark Down 23.0 125.4 Low 04:55:41 - 05:25:41 -3519
Lee Vining 05:10:46 -21.1 Dark Down 21.9 123.8 Low 04:55:46 - 05:25:46 -3577
Beatty 05:10:43 -23.1 Dark Down 24.0 125.3 Low 04:55:43 - 05:25:43 -3610
Indian Springs 05:10:41 -23.9 Dark Down 24.9 126.1 Low 04:55:41 - 05:25:41 -3611
Bishop 05:10:45 -22.0 Dark Down 22.7 124.2 Low 04:55:45 - 05:25:45 -3611
Henderson 05:10:39 -24.7 Dark Down 25.6 126.4 Low 04:55:39 - 05:25:39 -3640
Patrick 05:10:38 -25.8 Dark Down 26.7 127.1 Low 04:55:38 - 05:25:38 -3667
Lone Pine 05:10:45 -22.7 Dark Down 23.3 124.2 Low 04:55:45 - 05:25:45 -3671
DCO 05:10:35 -26.3 Dark Down 27.4 127.6 Low 04:55:35 - 05:25:35 -3675
Searchlight/Boulder City 05:10:40 -25.2 Dark Down 26.0 126.3 Low 04:55:40 - 05:25:40 -3691
Kingman/Dolan Springs 05:10:38 -25.8 Dark Down 26.8 126.9 Low 04:55:38 - 05:25:38 -3692
Laughlin/Bullhead City 05:10:39 -25.6 Dark Down 26.4 126.4 Low 04:55:39 - 05:25:39 -3708
Mohave Valley 05:10:40 -25.8 Dark Down 26.6 126.3 Low 04:55:40 - 05:25:40 -3733
Lake Havasu City 05:10:40 -26.3 Dark Down 27.0 126.4 Low 04:55:40 - 05:25:40 -3762
Parker 05:10:40 -26.6 Dark Down 27.2 126.2 Low 04:55:40 - 05:25:40 -3794
Blythe 05:10:41 -26.8 Dark Down 27.3 125.8 Low 04:55:41 - 05:25:41 -3850
CPSLO 05:10:52 -22.3 Dark Down 22.3 121.7 Low 04:55:52 - 05:25:52 -3859
Idyllwild 05:10:46 -25.6 Dark Down 25.8 124.2 Low 04:55:46 - 05:25:46 -3898
Wildwood 05:10:50 -24.3 Dark Down 24.3 122.9 Low 04:55:50 - 05:25:50 -3916
Calipatria 05:10:44 -26.7 Dark Down 27.0 124.8 Low 04:55:44 - 05:25:44 -3922
Yuma 05:10:42 -27.5 Dark Down 27.9 125.4 Low 04:55:42 - 05:25:42 -3937

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 00FV53, (2020/05/17 05:07UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 16.25 105
13Zet Oph      16:37:09.6 -10:34:01  2.6  3.71 107
3Ups Oph       16:27:48.0 -08:22:18  4.2  2.36 110
PPM 199541     16:20:00.4 -09:51:04  8.2  0.67 112
PPM 231600     16:22:01.0 -10:16:32  9.3  0.03 111
00FV53         16:22:07.2 -10:16:12 17.0       111
Positions are for J2000

Event circumstances last updated at 2018/10/26 21:07:19 UT

Marc W. Buie, Southwest Research Institute

RECON