RECON: TNO occultation with 533398

Event between (533398) 14GA54 and star GA0740:21203935 with event index number of 2751928

Geocentric closest approach at 2029/05/13 09:36:01 UTC

J2000 position of star is 18:31:20.5 -14:28:11
Equinox of date position of star is 18:32:36.2 -14:27:09
Stellar brightness G=15.9, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 132 degrees from the moon. Moon is 0% illuminated.
TNO apparent brightness V=22.2

[RECON map]
TNO is 31.0 AU from the Sun and 30.3 AU from the Earth.
The TNO is moving 14.8 km/sec on the sky relative to the star, or, 2.4 arcsec/hr.
The 1-sigma error in the time of the event is 597 seconds.
The 1-sigma cross-track error in the shadow position is 2540 km.
The sky-plane scale is 21962.8 km/arcsec.

The TNO has an absolute magnitude Hv=7.2
Diameter=215.8 km assuming a 5% albedo -- 14.6 sec chord
Diameter=88.1 km assuming a 30% albedo -- 5.9 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 533398, (2029/05/13 09:36UT)
Object            RA         Dec     mag  sep  mel
Antares        16:31:12.8 -26:29:40  0.9 30.86 161
Nunki          18:57:05.0 -26:15:27  2.0 13.08 129
PPM 234686     18:34:23.9 -14:50:31  5.1  0.52 132
PPM 234676     18:34:01.1 -14:37:15  6.8  0.30 132
533398         18:33:00.8 -14:26:49 15.9       131
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 1.5 sigma about the mid-time.
The median site spacing is 17.8 km RECON observability=1.0 and success probability=10.3%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Sleaford 09:37:06 -11.6 NT Down 23.1 171.5 Low 09:22:06 - 09:52:06 2763
Kamloops 09:38:11 -17.4 AT Down 22.0 156.7 Low 09:23:11 - 09:53:11 2567
Kelowna 09:38:09 -17.9 AT Down 23.0 157.5 Low 09:23:09 - 09:53:09 2535
Peachland 09:38:10 -18.1 Dark Down 23.0 157.2 Low 09:23:10 - 09:53:10 2527
Summerland 09:38:10 -18.2 Dark Down 23.2 157.3 Low 09:23:10 - 09:53:10 2520
Penticton 09:38:10 -18.2 Dark Down 23.3 157.4 Low 09:23:10 - 09:53:10 2517
Oliver 09:38:11 -18.5 Dark Down 23.6 157.3 Low 09:23:11 - 09:53:11 2499
Anarchist Mountain Observatory 09:38:11 -18.6 Dark Down 23.8 157.5 Low 09:23:11 - 09:53:11 2493
Tonasket 09:38:11 -18.9 Dark Down 24.1 157.4 Low 09:23:11 - 09:53:11 2475
Okanogan 09:38:12 -19.3 Dark Down 24.3 157.1 Low 09:23:12 - 09:53:12 2455
Brewster 09:38:14 -19.6 Dark Down 24.5 156.9 Low 09:23:14 - 09:53:14 2438
Manson/Chelan 09:38:16 -19.8 Dark Down 24.6 156.5 Low 09:23:16 - 09:53:16 2422
Victoria 09:38:29 -20.1 Dark Down 23.1 153.4 Low 09:23:29 - 09:53:29 2419
Wenatchee 09:38:18 -20.3 Dark Down 25.0 156.2 Low 09:23:18 - 09:53:18 2394
Ellensburg 09:38:19 -20.8 Dark Down 25.3 155.9 Low 09:23:19 - 09:53:19 2368
Yakima 09:38:20 -21.1 Dark Down 25.7 155.8 Low 09:23:20 - 09:53:20 2345
Toppenish/White Swan 09:38:20 -21.3 Dark Down 26.0 156.0 Low 09:23:20 - 09:53:20 2334
PNWRO 09:38:14 -21.2 Dark Down 26.7 157.4 Low 09:23:14 - 09:53:14 2331
Goldendale 09:38:23 -21.9 Dark Down 26.3 155.4 Low 09:23:23 - 09:53:23 2297
The Dalles 09:38:25 -22.2 Dark Down 26.4 155.0 Low 09:23:25 - 09:53:25 2279
Maupin 09:38:25 -22.6 Dark Down 26.8 155.0 Low 09:23:25 - 09:53:25 2256
Sisters 09:38:29 -23.5 Dark Down 27.5 154.4 Low 09:23:29 - 09:53:29 2197
Bend 09:38:28 -23.6 Dark Down 27.8 154.6 Low 09:23:28 - 09:53:28 2186
Oregon Observatory 09:38:29 -23.8 Dark Down 27.9 154.4 Low 09:23:29 - 09:53:29 2174
North Lake 09:38:28 -24.2 Dark Down 28.7 154.8 Low 09:23:28 - 09:53:28 2141
Dunrhomin 09:37:09 -20.4 Dark Down 34.9 171.4 Up 09:22:09 - 09:52:09 2116
CU-SBO 09:37:09 -20.7 Dark Down 35.1 171.3 Up 09:22:09 - 09:52:09 2099
Chiloquin 09:38:33 -25.1 Dark Down 29.0 153.7 Low 09:23:33 - 09:53:33 2086
Lakeview 09:38:27 -25.0 Dark Down 29.8 155.1 Low 09:23:27 - 09:53:27 2081
Klamath Falls 09:38:33 -25.4 Dark Down 29.3 153.7 Low 09:23:33 - 09:53:33 2065
Cedarville 09:38:27 -25.5 Dark Down 30.4 155.2 Up 09:23:27 - 09:53:27 2041
Fall River/Burney 09:38:34 -26.4 Dark Down 30.5 153.8 Up 09:23:34 - 09:53:34 1993
Susanville 09:38:31 -26.7 Dark Down 31.3 154.4 Up 09:23:31 - 09:53:31 1961
Gimple 09:38:33 -27.0 Dark Down 31.5 154.1 Up 09:23:33 - 09:53:33 1939
Greenville 09:38:33 -27.0 Dark Down 31.4 154.0 Up 09:23:33 - 09:53:33 1938
Quincy 09:38:33 -27.2 Dark Down 31.6 154.0 Up 09:23:33 - 09:53:33 1924
Portola 09:38:31 -27.2 Dark Down 31.9 154.4 Up 09:23:31 - 09:53:31 1923
Reno 09:38:28 -27.2 Dark Down 32.4 155.0 Up 09:23:28 - 09:53:28 1913
Carson City 09:38:29 -27.5 Dark Down 32.7 155.0 Up 09:23:29 - 09:53:29 1889
Yerington 09:38:25 -27.4 Dark Down 33.1 155.6 Up 09:23:25 - 09:53:25 1884
Gardnerville 09:38:28 -27.7 Dark Down 32.9 154.9 Up 09:23:28 - 09:53:28 1872
Hawthorne 09:38:23 -27.7 Dark Down 33.7 156.0 Up 09:23:23 - 09:53:23 1858
Tonopah 09:38:16 -27.5 Dark Down 34.5 157.4 Up 09:23:16 - 09:53:16 1844
Lee Vining 09:38:26 -28.3 Dark Down 34.0 155.4 Up 09:23:26 - 09:53:26 1813
Bishop 09:38:24 -28.6 Dark Down 34.8 156.0 Up 09:23:24 - 09:53:24 1780
Beatty 09:38:15 -28.3 Dark Down 35.7 157.6 Up 09:23:15 - 09:53:15 1767
Indian Springs 09:38:09 -28.2 Dark Down 36.3 158.8 Up 09:23:09 - 09:53:09 1757
Henderson 09:38:06 -28.3 Dark Down 37.0 159.4 Up 09:23:06 - 09:53:06 1727
Patrick 09:38:01 -28.3 Dark Down 37.9 160.5 Up 09:23:01 - 09:53:01 1695
Kingman/Dolan Springs 09:38:01 -28.6 Dark Down 38.1 160.2 Up 09:23:01 - 09:53:01 1676
Laughlin/Bullhead City 09:38:04 -28.9 Dark Down 38.0 159.6 Up 09:23:04 - 09:53:04 1668
Mohave Valley 09:38:05 -29.1 Dark Down 38.2 159.6 Up 09:23:05 - 09:53:05 1648
Lake Havasu City 09:38:04 -29.3 Dark Down 38.7 159.7 Up 09:23:04 - 09:53:04 1621
Parker 09:38:04 -29.6 Dark Down 39.0 159.7 Up 09:23:04 - 09:53:04 1595
George/Scottsdale 09:37:50 -28.8 Dark Down 40.1 162.4 Up 09:22:50 - 09:52:50 1592
Wildwood 09:38:29 -31.5 Dark Down 37.7 154.8 Up 09:23:29 - 09:53:29 1536
Idyllwild 09:38:18 -31.0 Dark Down 38.7 156.8 Up 09:23:18 - 09:53:18 1535
Calipatria 09:38:12 -31.0 Dark Down 39.6 158.0 Up 09:23:12 - 09:53:12 1502
Yuma 09:38:07 -30.9 Dark Down 40.3 158.9 Up 09:23:07 - 09:53:07 1480

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 533398, (2029/05/13 09:36UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 30.86 161
Nunki          18:55:15.9 -26:17:49  2.0 13.08 129
PPM 234686     18:32:43.3 -14:51:57  5.1  0.52 132
PPM 234676     18:32:20.7 -14:38:40  6.8  0.30 132
533398         18:31:20.5 -14:28:11 15.9       132
Positions are for J2000

Event circumstances last updated at 2022/02/27 23:27:37 UT

Marc W. Buie, Southwest Research Institute

RECON