RECON: TNO occultation with 533207

Event between (533207) 14DJ143 and star GA0700:07411634 with event index number of 2784693

Geocentric closest approach at 2029/05/25 06:17:20 UTC

J2000 position of star is 16:54:54.1 -19:30:38
Equinox of date position of star is 16:56:20.5 -19:32:54
Stellar brightness G=15.3, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 46 degrees from the moon. Moon is 91% illuminated.
Apparent brightness V=22.3

[RECON map]
Object is 37.5 AU from the Sun and 36.5 AU from the Earth.
Apparent velocity is 24.0 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 183 seconds.
The 1-sigma cross-track error in the shadow position is 1864 km.
The sky-plane scale is 26487.8 km/arcsec.

The object has an absolute magnitude Hv=6.6
Diameter=289.7 km assuming a 5% albedo -- 12.3 sec chord
Diameter=118.3 km assuming a 30% albedo -- 5.0 sec chord
Dynamical classification is CLASSICAL
 
 
 
 
 
 

Star training set for 533207, (2029/05/25 06:24UT)
Object            RA         Dec     mag  sep  mel
Antares        16:31:12.9 -26:29:40  0.9  9.07  40
35Eta Oph      17:12:04.0 -15:45:33  2.6  5.28  50
PPM 232367     16:58:47.7 -19:35:03  6.1  0.51  46
PPM 232304     16:56:02.6 -19:24:44  9.3  0.20  46
533207         16:56:37.9 -19:33:21 15.3        46
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 4.9 sigma about the mid-time.
The median site spacing is 15.0 km RECON observability=0.5 and success probability=15.0%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Sleaford 06:18:47 -16.3 AT Up 15.9 158.6 Really Low 06:03:47 - 06:33:47 1039
Kamloops 06:19:24 -15.1 AT Up 13.0 145.2 Really Low 06:04:24 - 06:34:24 728
Kelowna 06:19:24 -16.0 AT Up 14.0 145.9 Really Low 06:04:24 - 06:34:24 706
Peachland 06:19:25 -16.1 AT Up 13.9 145.7 Really Low 06:04:25 - 06:34:25 695
Summerland 06:19:25 -16.2 AT Up 14.1 145.7 Really Low 06:04:25 - 06:34:25 690
Penticton 06:19:25 -16.3 AT Up 14.2 145.8 Really Low 06:04:25 - 06:34:25 688
Oliver 06:19:25 -16.6 AT Up 14.5 145.8 Really Low 06:04:25 - 06:34:25 671
Anarchist Mountain Observatory 06:19:25 -16.9 AT Up 14.7 145.9 Really Low 06:04:25 - 06:34:25 667
Okanogan 06:19:27 -17.4 AT Up 15.1 145.6 Really Low 06:04:27 - 06:34:27 629
Brewster 06:19:28 -17.6 AT Up 15.3 145.4 Really Low 06:04:28 - 06:34:28 611
Manson/Chelan 06:19:29 -17.7 AT Up 15.3 145.0 Really Low 06:04:29 - 06:34:29 592
Wenatchee 06:19:30 -18.1 Dark Up 15.7 144.8 Really Low 06:04:30 - 06:34:30 564
Victoria 06:19:36 -16.2 AT Up 13.5 142.3 Really Low 06:04:36 - 06:34:36 558
Ellensburg 06:19:32 -18.4 Dark Up 15.9 144.6 Really Low 06:04:32 - 06:34:32 537
PNWRO 06:19:29 -19.7 Dark Up 17.4 145.9 Really Low 06:04:29 - 06:34:29 517
Yakima 06:19:33 -18.7 Dark Up 16.2 144.5 Really Low 06:04:33 - 06:34:33 514
Toppenish/White Swan 06:19:32 -19.0 Dark Up 16.5 144.6 Really Low 06:04:32 - 06:34:32 506
Dunrhomin 06:18:57 -28.1 Dark Up 27.1 157.7 Low 06:03:57 - 06:33:57 458
Nikitin 06:18:57 -28.3 Dark Up 27.3 157.6 Low 06:03:57 - 06:33:57 447
The Dalles 06:19:36 -19.5 Dark Up 16.8 143.8 Really Low 06:04:36 - 06:34:36 446
CU-SBO 06:18:58 -28.3 Dark Up 27.3 157.5 Low 06:03:58 - 06:33:58 442
Maupin 06:19:36 -19.9 Dark Up 17.2 143.8 Really Low 06:04:36 - 06:34:36 424
Sisters 06:19:39 -20.5 Dark Up 17.7 143.2 Really Low 06:04:39 - 06:34:39 363
Bend 06:19:39 -20.8 Dark Up 18.0 143.4 Really Low 06:04:39 - 06:34:39 355
Oregon Observatory 06:19:39 -20.9 Dark Up 18.1 143.2 Really Low 06:04:39 - 06:34:39 342
Chiloquin 06:19:43 -22.0 Dark Up 18.9 142.6 Really Low 06:04:43 - 06:34:43 253
Klamath Falls 06:19:43 -22.3 Dark Up 19.2 142.6 Really Low 06:04:43 - 06:34:43 234
Cedarville 06:19:40 -23.5 Dark Up 20.5 143.9 Low 06:04:40 - 06:34:40 227
Fall River/Burney 06:19:44 -23.5 Dark Up 20.4 142.7 Low 06:04:44 - 06:34:44 168
Gimple 06:19:44 -24.5 Dark Up 21.3 143.0 Low 06:04:44 - 06:34:44 123
Greenville 06:19:44 -24.5 Dark Up 21.3 142.9 Low 06:04:44 - 06:34:44 121
Portola 06:19:43 -24.9 Dark Up 21.8 143.2 Low 06:04:43 - 06:34:43 111
Reno 06:19:42 -25.4 Dark Up 22.3 143.7 Low 06:04:42 - 06:34:42 109
Quincy 06:19:44 -24.7 Dark Up 21.5 142.8 Low 06:04:44 - 06:34:44 108
Yerington 06:19:41 -26.1 Dark Up 23.0 144.2 Low 06:04:41 - 06:34:41 88
Carson City 06:19:42 -25.7 Dark Up 22.6 143.7 Low 06:04:42 - 06:34:42 86
Gardnerville 06:19:43 -26.0 Dark Up 22.8 143.7 Low 06:04:43 - 06:34:43 71
Hawthorne 06:19:40 -26.7 Dark Up 23.6 144.5 Low 06:04:40 - 06:34:40 70
Lee Vining 06:19:42 -27.1 Dark Up 23.9 144.0 Low 06:04:42 - 06:34:42 21
Beatty 06:19:37 -28.8 Dark Up 25.8 145.8 Low 06:04:37 - 06:34:37 4
Bishop 06:19:41 -27.8 Dark Up 24.7 144.5 Low 06:04:41 - 06:34:41 -3
Patrick 06:19:29 -31.0 Dark Up 28.3 148.1 Low 06:04:29 - 06:34:29 -32
Laughlin/Bullhead City 06:19:32 -31.0 Dark Up 28.2 147.3 Low 06:04:32 - 06:34:32 -66
George/Scottsdale 06:19:25 -33.1 Dark Up 30.6 149.5 Up 06:04:25 - 06:34:25 -106
Lake Havasu City 06:19:32 -31.7 Dark Up 28.9 147.4 Low 06:04:32 - 06:34:32 -107
Idyllwild 06:19:40 -31.7 Dark Up 28.5 144.9 Low 06:04:40 - 06:34:40 -217
Calipatria 06:19:37 -32.6 Dark Up 29.5 145.8 Low 06:04:37 - 06:34:37 -234
Wildwood 06:19:46 -30.7 Dark Up 27.3 143.3 Low 06:04:46 - 06:34:46 -238
Yuma 06:19:35 -33.3 Dark Up 30.3 146.5 Up 06:04:35 - 06:34:35 -244

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 533207, (2029/05/25 06:24UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9  9.07  40
35Eta Oph      17:10:22.7 -15:43:29  2.6  5.28  50
PPM 232367     16:57:03.9 -19:32:25  6.1  0.51  46
PPM 232304     16:54:19.0 -19:21:59  9.3  0.20  46
533207         16:54:54.1 -19:30:38 15.3        46
Positions are for J2000

Event circumstances last updated at 2024/06/26 21:35:49 UT

Marc W. Buie, Southwest Research Institute

RECON