RECON: TNO occultation with 560414

Event between (560414) 15FQ345 and star GA0820:05166901 with event index number of 2755366

Geocentric closest approach at 2029/05/11 07:53:49 UTC

J2000 position of star is 16:06:26.7 -07:48:52
Equinox of date position of star is 16:07:43.3 -07:52:37
Stellar brightness G=16.0, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 141 degrees from the moon. Moon is 5% illuminated.
Apparent brightness V=21.9

[RECON map]
Object is 31.9 AU from the Sun and 30.9 AU from the Earth.
Apparent velocity is 22.4 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 336 seconds.
The 1-sigma cross-track error in the shadow position is 2015 km.
The sky-plane scale is 22435.2 km/arcsec.

The object has an absolute magnitude Hv=6.9
Diameter=244.4 km assuming a 5% albedo -- 11.1 sec chord
Diameter=99.8 km assuming a 30% albedo -- 4.5 sec chord
Dynamical classification is SCATNEAR
 
 
 
 
 
 

Star training set for 560414, (2029/05/11 07:54UT)
Object            RA         Dec     mag  sep  mel
Antares        16:31:12.8 -26:29:40  0.9 19.40 137
1Del Oph       16:15:53.2 -03:46:03  2.7  4.56 138
50 Lib         16:02:23.0 -08:29:32  5.5  1.52 143
PPM 199325     16:09:22.1 -08:23:44  8.4  0.60 141
PPM 199295     16:08:00.0 -07:54:34  9.5  0.02 141
560414         16:08:01.7 -07:53:30 16.0       141
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 2.7 sigma about the mid-time.
The median site spacing is 17.4 km RECON observability=1.0 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)
Sleaford 07:54:47 -18.9 Dark Down 30.1 180.6 Up 07:39:47 - 08:09:47 12041
Kamloops 07:55:31 -21.3 Dark Down 30.3 164.2 Up 07:40:31 - 08:10:31 11701
Kelowna 07:55:28 -22.2 Dark Down 31.3 165.1 Up 07:40:28 - 08:10:28 11668
Peachland 07:55:29 -22.3 Dark Down 31.3 164.7 Up 07:40:29 - 08:10:29 11655
Summerland 07:55:28 -22.4 Dark Down 31.5 164.8 Up 07:40:28 - 08:10:28 11647
Penticton 07:55:28 -22.5 Dark Down 31.6 164.9 Up 07:40:28 - 08:10:28 11645
Oliver 07:55:28 -22.8 Dark Down 31.9 164.9 Up 07:40:28 - 08:10:28 11623
Anarchist Mountain Observatory 07:55:28 -23.0 Dark Down 32.1 165.1 Up 07:40:28 - 08:10:28 11616
Okanogan 07:55:28 -23.7 Dark Down 32.7 164.7 Up 07:40:28 - 08:10:28 11570
Brewster 07:55:29 -23.9 Dark Down 32.9 164.4 Up 07:40:29 - 08:10:29 11548
Manson/Chelan 07:55:31 -24.1 Dark Down 33.0 164.0 Up 07:40:31 - 08:10:31 11527
Victoria 07:55:40 -23.4 Dark Down 31.8 160.4 Up 07:40:40 - 08:10:40 11504
Wenatchee 07:55:30 -24.6 Dark Down 33.5 163.7 Up 07:40:30 - 08:10:30 11492
Ellensburg 07:55:31 -25.0 Dark Down 33.8 163.4 Up 07:40:31 - 08:10:31 11460
Yakima 07:55:32 -25.4 Dark Down 34.2 163.3 Up 07:40:32 - 08:10:32 11432
PNWRO 07:55:26 -26.0 Dark Down 35.1 165.1 Up 07:40:26 - 08:10:26 11427
Toppenish/White Swan 07:55:31 -25.6 Dark Down 34.4 163.4 Up 07:40:31 - 08:10:31 11421
The Dalles 07:55:34 -26.4 Dark Down 35.0 162.3 Up 07:40:34 - 08:10:34 11351
Maupin 07:55:32 -26.8 Dark Down 35.4 162.4 Up 07:40:32 - 08:10:32 11324
Dunrhomin 07:54:37 -30.2 Dark Down 41.9 181.7 Up 07:39:37 - 08:09:37 11310
Nikitin 07:54:37 -30.4 Dark Down 42.1 181.7 Up 07:39:37 - 08:09:37 11297
CU-SBO 07:54:36 -30.5 Dark Down 42.2 181.6 Up 07:39:36 - 08:09:36 11291
Sisters 07:55:35 -27.7 Dark Down 36.2 161.6 Up 07:40:35 - 08:10:35 11252
Bend 07:55:34 -27.9 Dark Down 36.5 161.9 Up 07:40:34 - 08:10:34 11241
Oregon Observatory 07:55:36 -28.1 Dark Down 36.6 161.7 Up 07:40:36 - 08:10:36 11225
Chiloquin 07:55:37 -29.4 Dark Down 37.7 160.8 Up 07:40:37 - 08:10:37 11120
Klamath Falls 07:55:36 -29.8 Dark Down 38.1 160.9 Up 07:40:36 - 08:10:36 11097
Cedarville 07:55:30 -30.5 Dark Down 39.1 162.6 Up 07:40:30 - 08:10:30 11081
Fall River/Burney 07:55:35 -31.0 Dark Down 39.3 161.0 Up 07:40:35 - 08:10:35 11017
Gimple 07:55:33 -31.9 Dark Down 40.3 161.4 Up 07:40:33 - 08:10:33 10959
Greenville 07:55:33 -31.9 Dark Down 40.3 161.3 Up 07:40:33 - 08:10:33 10958
Portola 07:55:30 -32.2 Dark Down 40.7 161.8 Up 07:40:30 - 08:10:30 10944
Quincy 07:55:34 -32.1 Dark Down 40.5 161.3 Up 07:40:34 - 08:10:34 10942
Reno 07:55:29 -32.5 Dark Down 41.1 162.6 Up 07:40:29 - 08:10:29 10938
Carson City 07:55:29 -32.8 Dark Down 41.4 162.5 Up 07:40:29 - 08:10:29 10911
Yerington 07:55:27 -33.0 Dark Down 41.8 163.3 Up 07:40:27 - 08:10:27 10910
Gardnerville 07:55:29 -33.1 Dark Down 41.7 162.5 Up 07:40:29 - 08:10:29 10893
Hawthorne 07:55:25 -33.5 Dark Down 42.3 163.8 Up 07:40:25 - 08:10:25 10886
Lee Vining 07:55:25 -34.1 Dark Down 42.8 163.0 Up 07:40:25 - 08:10:25 10831
Beatty 07:55:17 -35.0 Dark Down 44.3 165.9 Up 07:40:17 - 08:10:17 10802
Bishop 07:55:24 -34.6 Dark Down 43.5 163.8 Up 07:40:24 - 08:10:24 10800
Patrick 07:55:06 -36.3 Dark Down 46.2 169.5 Up 07:40:06 - 08:10:06 10750
Laughlin/Bullhead City 07:55:07 -36.6 Dark Down 46.4 168.5 Up 07:40:07 - 08:10:07 10713
Lake Havasu City 07:55:07 -37.3 Dark Down 47.1 168.7 Up 07:40:07 - 08:10:07 10665
George/Scottsdale 07:54:57 -37.8 Dark Down 48.2 172.1 Up 07:39:57 - 08:09:57 10659
Idyllwild 07:55:16 -38.2 Dark Down 47.4 165.1 Up 07:40:16 - 08:10:16 10545
Wildwood 07:55:23 -37.9 Dark Down 46.6 162.6 Up 07:40:23 - 08:10:23 10528
Calipatria 07:55:12 -38.7 Dark Down 48.2 166.6 Up 07:40:12 - 08:10:12 10522
Yuma 07:55:07 -39.1 Dark Down 48.8 167.8 Up 07:40:07 - 08:10:07 10508

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 560414, (2029/05/11 07:54UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 19.40 137
1Del Oph       16:14:20.7 -03:41:43  2.7  4.56 138
50 Lib         16:00:47.6 -08:24:41  5.5  1.52 143
PPM 199325     16:07:46.7 -08:19:09  8.4  0.60 141
PPM 199295     16:06:25.0 -07:49:56  9.5  0.02 141
560414         16:06:26.7 -07:48:52 16.0       141
Positions are for J2000

Event circumstances last updated at 2023/08/30 02:53:31 UT

Marc W. Buie, Southwest Research Institute

RECON