RECON: TNO occultation with 534626

Event between (534626) 14UT224 and star GA1120:01075932 with event index number of 1614651

Geocentric closest approach at 2024/11/16 11:06:16 UTC

J2000 position of star is 05:16:55.1 +22:54:09
Equinox of date position of star is 05:18:05.9 +22:55:21
Stellar brightness G=15.6, use SENSEUP=128
Star is 18 degrees from the moon. Moon is 99% illuminated.
TNO apparent brightness V=22.2

[RECON map]
TNO is 36.1 AU from the Sun and 35.2 AU from the Earth.
The TNO is moving 21.8 km/sec on the sky relative to the star, or, 3.1 arcsec/hr.
The 1-sigma error in the time of the event is 266 seconds.
The 1-sigma cross-track error in the shadow position is 1563 km.
The sky-plane scale is 25558.8 km/arcsec.

The TNO has an absolute magnitude Hv=6.6
Diameter=288.4 km assuming a 5% albedo -- 13.3 sec chord
Diameter=117.7 km assuming a 30% albedo -- 5.4 sec chord
Dynamical classification is 2:1E
 
 
 
 
 
 

Star training set for 534626, (2024/11/16 11:06UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:21.0 +16:33:27  0.8 11.57  12
Alnath         05:27:52.0 +28:37:35  1.6  6.08  20
108 Tau        05:16:57.5 +22:18:40  6.2  0.70  18
PPM 094242     05:19:02.7 +22:51:15  9.6  0.16  18
534626         05:18:25.4 +22:55:40 15.6        19
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 3.4 sigma about the mid-time.
The median site spacing is 23.2 km RECON observability=1.0 and success probability=21.9%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kelowna 11:04:53 -39.4 Dark Up 57.3 223.1 Up 10:49:53 - 11:19:53 2732
Summerland 11:04:54 -39.7 Dark Up 57.6 223.0 Up 10:49:54 - 11:19:54 2701
Penticton 11:04:53 -39.6 Dark Up 57.6 223.2 Up 10:49:53 - 11:19:53 2695
Okanagan Falls 11:04:53 -39.7 Dark Up 57.8 223.4 Up 10:49:53 - 11:19:53 2676
Oliver 11:04:53 -39.7 Dark Up 57.9 223.6 Up 10:49:53 - 11:19:53 2660
Anarchist Mountain Observatory 11:04:52 -39.7 Dark Up 57.9 224.1 Up 10:49:52 - 11:19:52 2645
Oroville 11:04:52 -39.7 Dark Up 58.0 224.0 Up 10:49:52 - 11:19:52 2637
Tonasket 11:04:52 -39.8 Dark Up 58.2 224.3 Up 10:49:52 - 11:19:52 2614
Okanogan 11:04:52 -40.0 Dark Up 58.5 224.4 Up 10:49:52 - 11:19:52 2579
Brewster 11:04:52 -40.2 Dark Up 58.8 224.5 Up 10:49:52 - 11:19:52 2551
Manson/Chelan 11:04:53 -40.5 Dark Up 59.1 224.1 Up 10:49:53 - 11:19:53 2527
Wenatchee 11:04:53 -40.8 Dark Up 59.5 224.4 Up 10:49:53 - 11:19:53 2478
Ellensburg 11:04:54 -41.0 Dark Up 59.9 224.6 Up 10:49:54 - 11:19:54 2435
Yakima 11:04:53 -41.2 Dark Up 60.2 225.0 Up 10:49:53 - 11:19:53 2394
Toppenish/White Swan 11:04:52 -41.1 Dark Up 60.3 225.6 Up 10:49:52 - 11:19:52 2373
Pasco 11:04:48 -40.3 Dark Up 59.7 227.7 Up 10:49:48 - 11:19:48 2371
PNWRO 11:04:47 -40.2 Dark Up 59.8 228.3 Up 10:49:47 - 11:19:47 2347
George/Umatilla 11:04:49 -40.6 Dark Up 60.1 227.8 Up 10:49:49 - 11:19:49 2335
Goldendale 11:04:53 -41.6 Dark Up 60.9 225.6 Up 10:49:53 - 11:19:53 2314
The Dalles 11:04:54 -41.9 Dark Up 61.2 225.3 Up 10:49:54 - 11:19:54 2289
Maupin 11:04:53 -41.9 Dark Up 61.5 226.0 Up 10:49:53 - 11:19:53 2247
Madras/Culver 11:04:53 -42.1 Dark Up 61.9 226.7 Up 10:49:53 - 11:19:53 2190
Redmond 11:04:53 -42.2 Dark Up 62.1 227.1 Up 10:49:53 - 11:19:53 2153
Sisters 11:04:54 -42.5 Dark Up 62.3 226.4 Up 10:49:54 - 11:19:54 2153
Bend 11:04:53 -42.4 Dark Up 62.3 227.2 Up 10:49:53 - 11:19:53 2130
Oregon Observatory 11:04:53 -42.5 Dark Up 62.5 227.2 Up 10:49:53 - 11:19:53 2111
La Pine/Gilchrist 11:04:53 -42.6 Dark Up 62.7 227.4 Up 10:49:53 - 11:19:53 2090
North Lake 11:04:50 -42.3 Dark Up 62.7 229.0 Up 10:49:50 - 11:19:50 2049
Paisley 11:04:49 -42.2 Dark Up 62.8 230.4 Up 10:49:49 - 11:19:49 1995
Chiloquin 11:04:53 -43.2 Dark Up 63.6 228.4 Up 10:49:53 - 11:19:53 1972
Lakeview 11:04:48 -42.2 Dark Up 63.0 231.4 Up 10:49:48 - 11:19:48 1943
Klamath Falls 11:04:53 -43.2 Dark Up 63.8 229.1 Up 10:49:53 - 11:19:53 1937
Tulelake 11:04:52 -43.0 Dark Up 63.8 230.0 Up 10:49:52 - 11:19:52 1911
SwRI 11:03:54 -31.4 Dark Up 54.1 253.0 Up 10:48:54 - 11:18:54 1897
Cedarville 11:04:46 -42.2 Dark Up 63.3 232.7 Up 10:49:46 - 11:19:46 1876
Fall River/Burney 11:04:50 -43.2 Dark Up 64.4 231.6 Up 10:49:50 - 11:19:50 1816
Susanville 11:04:47 -42.8 Dark Up 64.3 233.8 Up 10:49:47 - 11:19:47 1756
Gimple 11:04:48 -43.0 Dark Up 64.6 233.9 Up 10:49:48 - 11:19:48 1725
Greenville 11:04:48 -43.1 Dark Up 64.6 233.8 Up 10:49:48 - 11:19:48 1724
Quincy 11:04:48 -43.1 Dark Up 64.8 234.1 Up 10:49:48 - 11:19:48 1703
Portola 11:04:46 -42.8 Dark Up 64.5 235.1 Up 10:49:46 - 11:19:46 1693
Reno 11:04:43 -42.4 Dark Up 64.3 236.6 Up 10:49:43 - 11:19:43 1671
Carson City 11:04:43 -42.4 Dark Up 64.5 237.2 Up 10:49:43 - 11:19:43 1633
Yerington 11:04:40 -42.0 Dark Up 64.2 238.5 Up 10:49:40 - 11:19:40 1618
Gardnerville 11:04:42 -42.4 Dark Up 64.6 237.7 Up 10:49:42 - 11:19:42 1607
Hawthorne 11:04:38 -41.6 Dark Up 64.0 240.1 Up 10:49:38 - 11:19:38 1573
Tonopah 11:04:32 -40.6 Dark Up 63.3 242.8 Up 10:49:32 - 11:19:32 1537
Lee Vining 11:04:39 -42.1 Dark Up 64.7 240.4 Up 10:49:39 - 11:19:39 1509
Bishop 11:04:36 -41.6 Dark Up 64.4 242.5 Up 10:49:36 - 11:19:36 1452
Beatty 11:04:30 -40.4 Dark Up 63.5 245.5 Up 10:49:30 - 11:19:30 1418
Indian Springs 11:04:25 -39.6 Dark Up 62.8 247.4 Up 10:49:25 - 11:19:25 1395
Lone Pine 11:04:34 -41.5 Dark Up 64.6 244.4 Up 10:49:34 - 11:19:34 1374
Henderson 11:04:22 -39.1 Dark Up 62.5 249.1 Up 10:49:22 - 11:19:22 1346
Patrick 11:04:17 -38.2 Dark Up 61.9 251.5 Up 10:49:17 - 11:19:17 1292
Searchlight/Boulder City 11:04:21 -39.1 Dark Up 62.7 250.2 Up 10:49:21 - 11:19:21 1285
Kingman/Dolan Springs 11:04:17 -38.4 Dark Up 62.1 251.7 Up 10:49:17 - 11:19:17 1266
Laughlin/Bullhead City 11:04:20 -38.8 Dark Up 62.5 251.2 Up 10:49:20 - 11:19:20 1258
Mohave Valley 11:04:19 -38.8 Dark Up 62.6 251.7 Up 10:49:19 - 11:19:19 1228
CPSLO 11:04:43 -43.7 Dark Up 67.0 243.4 Up 10:49:43 - 11:19:43 1211
Lake Havasu City 11:04:18 -38.7 Dark Up 62.5 252.6 Up 10:49:18 - 11:19:18 1188
Parker 11:04:17 -38.6 Dark Up 62.6 253.3 Up 10:49:17 - 11:19:17 1151
Wildwood 11:04:33 -42.2 Dark Up 66.0 248.7 Up 10:49:33 - 11:19:33 1099
Blythe 11:04:18 -38.9 Dark Up 63.0 254.0 Up 10:49:18 - 11:19:18 1091
Idyllwild 11:04:26 -40.6 Dark Up 64.6 251.6 Up 10:49:26 - 11:19:26 1079
Calipatria 11:04:21 -39.7 Dark Up 63.9 254.0 Up 10:49:21 - 11:19:21 1027
Yuma 11:04:17 -39.0 Dark Up 63.3 255.7 Up 10:49:17 - 11:19:17 991

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 534626, (2024/11/16 11:06UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:30  0.8 11.57  12
Alnath         05:26:17.5 +28:36:23  1.6  6.08  20
108 Tau        05:15:27.6 +22:17:05  6.2  0.70  18
PPM 094242     05:17:32.4 +22:49:45  9.6  0.16  18
534626         05:16:55.1 +22:54:09 15.6        18
Positions are for J2000

Event circumstances last updated at 2019/07/07 22:21:55 UT

Marc W. Buie, Southwest Research Institute

RECON