RECON: TNO occultation with 533868

Event between (533868) 14OG394 and star GA1060:00549171 with event index number of 2525191

Geocentric closest approach at 2028/12/13 07:11:26 UTC

J2000 position of star is 04:30:27.5 +17:57:02
Equinox of date position of star is 04:31:44.5 +17:59:50
Stellar brightness G=15.0, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 156 degrees from the moon. Moon is 10% illuminated.
TNO apparent brightness V=22.0

[RECON map]
TNO is 37.7 AU from the Sun and 36.7 AU from the Earth.
The TNO is moving 24.6 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 232 seconds.
The 1-sigma cross-track error in the shadow position is 1744 km.
The sky-plane scale is 26616.5 km/arcsec.

The TNO has an absolute magnitude Hv=6.3
Diameter=331.1 km assuming a 5% albedo -- 13.2 sec chord
Diameter=135.2 km assuming a 30% albedo -- 5.4 sec chord
Dynamical classification is CLASSICAL
 
 
 
 
 
 

Star training set for 533868, (2028/12/13 07:11UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:35.1 +16:33:55  0.8  1.94 154
44Zet Per      03:55:57.6 +31:58:02  2.8 16.17 161
PPM 120015     04:35:13.7 +18:04:32  6.3  0.74 155
PPM 119945     04:31:11.1 +17:55:28  7.6  0.24 156
533868         04:32:08.2 +18:00:41 15.0       155
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 3.9 sigma about the mid-time.
The median site spacing is 30.7 km RECON observability=1.0 and success probability=27.3%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Sleaford 07:10:25 -61.0 Dark Down 53.5 207.1 Up 06:55:25 - 07:25:25 -207
Kamloops 07:11:04 -61.2 Dark Down 57.2 184.0 Up 06:56:04 - 07:26:04 -266
Kelowna 07:11:02 -62.1 Dark Down 58.0 185.7 Up 06:56:02 - 07:26:02 -350
Peachland 07:11:03 -62.2 Dark Down 58.1 185.2 Up 06:56:03 - 07:26:03 -358
Summerland 07:11:03 -62.3 Dark Down 58.3 185.4 Up 06:56:03 - 07:26:03 -373
Penticton 07:11:02 -62.4 Dark Down 58.3 185.6 Up 06:56:02 - 07:26:02 -380
Oliver 07:11:03 -62.7 Dark Down 58.7 185.7 Up 06:56:03 - 07:26:03 -413
Anarchist Mountain Observatory 07:11:02 -63.0 Dark Down 58.8 186.0 Up 06:56:02 - 07:26:02 -431
Victoria 07:11:14 -62.3 Dark Down 59.4 178.6 Up 06:56:14 - 07:26:14 -443
Tonasket 07:11:02 -63.2 Dark Down 59.1 186.0 Up 06:56:02 - 07:26:02 -460
Okanogan 07:11:03 -63.5 Dark Down 59.5 185.7 Up 06:56:03 - 07:26:03 -491
Brewster 07:11:04 -63.7 Dark Down 59.8 185.4 Up 06:56:04 - 07:26:04 -515
Manson/Chelan 07:11:05 -63.8 Dark Down 60.0 184.8 Up 06:56:05 - 07:26:05 -532
Wenatchee 07:11:06 -64.2 Dark Down 60.5 184.5 Up 06:56:06 - 07:26:06 -576
Ellensburg 07:11:06 -64.5 Dark Down 60.9 184.1 Up 06:56:06 - 07:26:06 -614
Yakima 07:11:06 -64.9 Dark Down 61.3 184.2 Up 06:56:06 - 07:26:06 -654
Toppenish/White Swan 07:11:06 -65.1 Dark Down 61.5 184.5 Up 06:56:06 - 07:26:06 -676
PNWRO 07:11:02 -65.9 Dark Down 61.8 187.6 Up 06:56:02 - 07:26:02 -725
Goldendale 07:11:07 -65.5 Dark Down 62.1 183.7 Up 06:56:07 - 07:26:07 -727
The Dalles 07:11:09 -65.6 Dark Down 62.3 183.0 Up 06:56:09 - 07:26:09 -745
Maupin 07:11:09 -66.0 Dark Down 62.7 183.3 Up 06:56:09 - 07:26:09 -787
Sisters 07:11:11 -66.6 Dark Down 63.6 182.4 Up 06:56:11 - 07:26:11 -869
Bend 07:11:10 -66.9 Dark Down 63.9 182.9 Up 06:56:10 - 07:26:10 -895
Oregon Observatory 07:11:10 -67.0 Dark Down 64.0 182.7 Up 06:56:10 - 07:26:10 -911
North Lake 07:11:09 -67.7 Dark Down 64.7 183.9 Up 06:56:09 - 07:26:09 -980
Chiloquin 07:11:12 -68.0 Dark Down 65.4 181.9 Up 06:56:12 - 07:26:12 -1039
Klamath Falls 07:11:12 -68.3 Dark Down 65.7 182.1 Up 06:56:12 - 07:26:12 -1074
Lakeview 07:11:08 -68.9 Dark Down 65.7 185.4 Up 06:56:08 - 07:26:08 -1092
Cedarville 07:11:07 -69.5 Dark Down 66.3 185.9 Up 06:56:07 - 07:26:07 -1160
Fall River/Burney 07:11:12 -69.4 Dark Down 66.9 183.1 Up 06:56:12 - 07:26:12 -1197
Susanville 07:11:09 -70.3 Dark Down 67.5 185.0 Up 06:56:09 - 07:26:09 -1269
Greenville 07:11:10 -70.4 Dark Down 67.8 184.3 Up 06:56:10 - 07:26:10 -1294
Gimple 07:11:10 -70.4 Dark Down 67.8 184.5 Up 06:56:10 - 07:26:10 -1295
Quincy 07:11:10 -70.5 Dark Down 68.0 184.4 Up 06:56:10 - 07:26:10 -1315
Portola 07:11:09 -70.8 Dark Down 68.1 185.6 Up 06:56:09 - 07:26:09 -1332
Reno 07:11:07 -71.3 Dark Down 68.3 187.3 Up 06:56:07 - 07:26:07 -1366
Dunrhomin 07:10:17 -72.6 Dark Down 63.2 218.8 Up 06:55:17 - 07:25:17 -1378
Carson City 07:11:07 -71.6 Dark Down 68.6 187.5 Up 06:56:07 - 07:26:07 -1403
CU-SBO 07:10:18 -72.9 Dark Down 63.4 218.9 Up 06:55:18 - 07:25:18 -1404
Gardnerville 07:11:06 -71.9 Dark Down 68.9 187.7 Up 06:56:06 - 07:26:06 -1429
Yerington 07:11:05 -72.1 Dark Down 68.7 189.2 Up 06:56:05 - 07:26:05 -1429
Hawthorne 07:11:03 -72.7 Dark Down 69.1 190.8 Up 06:56:03 - 07:26:03 -1482
Lee Vining 07:11:05 -73.0 Dark Down 69.8 189.8 Up 06:56:05 - 07:26:05 -1536
Tonopah 07:10:58 -73.6 Dark Down 69.3 194.7 Up 06:55:58 - 07:25:58 -1542
Bishop 07:11:03 -73.8 Dark Down 70.2 192.0 Up 06:56:03 - 07:26:03 -1605
Beatty 07:10:57 -74.8 Dark Down 70.4 196.8 Up 06:55:57 - 07:25:57 -1667
Indian Springs 07:10:54 -75.5 Dark Down 70.4 200.0 Up 06:55:54 - 07:25:54 -1710
Henderson 07:10:51 -76.2 Dark Down 70.7 202.4 Up 06:55:51 - 07:25:51 -1772
Patrick 07:10:47 -77.1 Dark Down 70.9 206.1 Up 06:55:47 - 07:25:47 -1846
Laughlin/Bullhead City 07:10:49 -77.1 Dark Down 71.4 204.5 Up 06:55:49 - 07:25:49 -1867
Kingman/Dolan Springs 07:10:48 -77.2 Dark Down 71.2 205.9 Up 06:55:48 - 07:25:48 -1869
Mohave Valley 07:10:50 -77.4 Dark Down 71.6 204.9 Up 06:55:50 - 07:25:50 -1896
Lake Havasu City 07:10:49 -77.8 Dark Down 71.9 206.1 Up 06:55:49 - 07:25:49 -1941
Wildwood 07:11:04 -76.3 Dark Down 73.5 193.6 Up 06:56:04 - 07:26:04 -1948
Parker 07:10:49 -78.1 Dark Down 72.2 206.7 Up 06:55:49 - 07:25:49 -1979
Idyllwild 07:10:58 -77.5 Dark Down 73.4 200.0 Up 06:55:58 - 07:25:58 -2003
George/Scottsdale 07:10:40 -79.2 Dark Down 71.6 213.9 Up 06:55:40 - 07:25:40 -2040
Calipatria 07:10:53 -78.6 Dark Down 73.5 204.5 Up 06:55:53 - 07:25:53 -2078
Yuma 07:10:50 -79.3 Dark Down 73.6 207.8 Up 06:55:50 - 07:25:50 -2131

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 533868, (2028/12/13 07:11UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:29  0.8  1.94 154
44Zet Per      03:54:07.9 +31:53:01  2.8 16.17 161
PPM 120015     04:33:33.0 +18:01:00  6.3  0.74 155
PPM 119945     04:29:30.5 +17:51:46  7.6  0.24 156
533868         04:30:27.5 +17:57:02 15.0       156
Positions are for J2000

Event circumstances last updated at 2022/02/22 01:06:41 UT

Marc W. Buie, Southwest Research Institute

RECON