RECON: TNO occultation with 535032

Event between (535032) 14WP510 and star GA1140:01525547 with event index number of 2664650

Geocentric closest approach at 2029/01/01 02:29:03 UTC

J2000 position of star is 05:49:09.1 +25:27:39
Equinox of date position of star is 05:50:31.3 +25:27:58
Stellar brightness G=12.8, use SENSEUP=32 with the MallinCam and and exposure time of 500 milli-seconds with the QHY174 camera.
Star is 19 degrees from the moon. Moon is 100% illuminated.
TNO apparent brightness V=23.0

[RECON map]
TNO is 36.5 AU from the Sun and 35.5 AU from the Earth.
The TNO is moving 24.5 km/sec on the sky relative to the star, or, 3.4 arcsec/hr.
The 1-sigma error in the time of the event is 333 seconds.
The 1-sigma cross-track error in the shadow position is 1978 km.
The sky-plane scale is 25760.6 km/arcsec.

The TNO has an absolute magnitude Hv=7.4
Diameter=208.9 km assuming a 5% albedo -- 8.2 sec chord
Diameter=85.3 km assuming a 30% albedo -- 3.3 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 535032, (2029/01/01 02:29UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:56:44.6 +07:24:36  0.4 18.11  23
Alnath         05:28:07.7 +28:37:46  1.6  5.98  24
132 Tau        05:50:47.8 +24:34:28  4.9  0.89  19
PPM 094875     05:49:22.4 +25:34:36  8.0  0.37  19
PPM 094922     05:50:54.7 +25:39:27  8.7  0.19  19
535032         05:50:56.7 +25:28:04 12.8        18
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 26.3 km RECON observability=1.0 and success probability=23.4%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kamloops 02:31:39 -21.7 Dark Up 32.7 88.7 Up 02:16:39 - 02:46:39 -74
Victoria 02:31:49 -19.4 Dark Up 30.6 85.2 Up 02:16:49 - 02:46:49 -152
Kelowna 02:31:40 -22.1 Dark Up 33.3 88.9 Up 02:16:40 - 02:46:40 -163
Peachland 02:31:41 -21.9 Dark Up 33.1 88.6 Up 02:16:41 - 02:46:41 -163
Summerland 02:31:41 -22.0 Dark Up 33.1 88.6 Up 02:16:41 - 02:46:41 -177
Penticton 02:31:41 -22.0 Dark Up 33.2 88.6 Up 02:16:41 - 02:46:41 -186
Oliver 02:31:42 -22.0 Dark Up 33.2 88.4 Up 02:16:42 - 02:46:42 -214
Anarchist Mountain Observatory 02:31:43 -22.1 Dark Up 33.3 88.4 Up 02:16:43 - 02:46:43 -233
Tonasket 02:31:44 -22.0 Dark Up 33.3 88.2 Up 02:16:44 - 02:46:44 -256
Okanogan 02:31:45 -21.8 Dark Up 33.2 87.8 Up 02:16:45 - 02:46:45 -279
Brewster 02:31:46 -21.6 Dark Up 33.0 87.5 Up 02:16:46 - 02:46:46 -294
Manson/Chelan 02:31:47 -21.3 Dark Up 32.8 87.1 Up 02:16:47 - 02:46:47 -300
Wenatchee 02:31:49 -21.1 Dark Up 32.6 86.7 Up 02:16:49 - 02:46:49 -334
Sleaford 02:31:15 -30.7 Dark Up 41.5 101.6 Up 02:16:15 - 02:46:15 -337
Ellensburg 02:31:50 -20.9 Dark Up 32.5 86.3 Up 02:16:50 - 02:46:50 -360
Yakima 02:31:52 -20.8 Dark Up 32.4 86.0 Up 02:16:52 - 02:46:52 -393
Toppenish/White Swan 02:31:52 -20.9 Dark Up 32.5 86.0 Up 02:16:52 - 02:46:52 -416
Goldendale 02:31:54 -20.5 Dark Up 32.2 85.4 Up 02:16:54 - 02:46:54 -448
The Dalles 02:31:55 -20.2 Dark Up 31.9 85.0 Up 02:16:55 - 02:46:55 -456
PNWRO 02:31:52 -21.8 Dark Up 33.5 86.8 Up 02:16:52 - 02:46:52 -493
Maupin 02:31:57 -20.2 Dark Up 32.0 84.8 Up 02:16:57 - 02:46:57 -494
Sisters 02:32:00 -19.7 Dark Up 31.5 83.9 Up 02:17:00 - 02:47:00 -551
Bend 02:32:00 -19.8 Dark Up 31.7 83.9 Up 02:17:00 - 02:47:00 -579
Oregon Observatory 02:32:01 -19.7 Dark Up 31.6 83.8 Up 02:17:01 - 02:47:01 -590
North Lake 02:32:02 -19.9 Dark Up 31.9 83.7 Up 02:17:02 - 02:47:02 -661
Chiloquin 02:32:05 -19.1 Dark Up 31.1 82.7 Up 02:17:05 - 02:47:05 -688
Klamath Falls 02:32:06 -19.0 Dark Up 31.2 82.6 Up 02:17:06 - 02:47:06 -720
Lakeview 02:32:04 -20.0 Dark Up 32.2 83.4 Up 02:17:04 - 02:47:04 -770
Cedarville 02:32:06 -20.0 Dark Up 32.3 83.1 Up 02:17:06 - 02:47:06 -833
Fall River/Burney 02:32:09 -19.0 Dark Up 31.3 82.1 Up 02:17:09 - 02:47:09 -834
Susanville 02:32:10 -19.4 Dark Up 31.8 82.1 Up 02:17:10 - 02:47:10 -914
Greenville 02:32:11 -19.1 Dark Up 31.5 81.8 Up 02:17:11 - 02:47:11 -929
Gimple 02:32:10 -19.2 Dark Up 31.6 81.8 Up 02:17:10 - 02:47:10 -932
Quincy 02:32:11 -19.1 Dark Up 31.5 81.7 Up 02:17:11 - 02:47:11 -947
Portola 02:32:11 -19.4 Dark Up 31.8 81.9 Up 02:17:11 - 02:47:11 -974
Reno 02:32:11 -19.8 Dark Up 32.3 82.1 Up 02:17:11 - 02:47:11 -1020
Carson City 02:32:12 -19.8 Dark Up 32.3 81.9 Up 02:17:12 - 02:47:12 -1053
Gardnerville 02:32:12 -19.7 Dark Up 32.3 81.7 Up 02:17:12 - 02:47:12 -1076
Yerington 02:32:12 -20.2 Dark Up 32.7 82.1 Up 02:17:12 - 02:47:12 -1092
Hawthorne 02:32:12 -20.5 Dark Up 33.1 82.1 Up 02:17:12 - 02:47:12 -1152
Lee Vining 02:32:14 -20.0 Dark Up 32.6 81.5 Up 02:17:14 - 02:47:14 -1186
Tonopah 02:32:11 -21.5 Dark Up 34.1 82.6 Up 02:17:11 - 02:47:11 -1243
Bishop 02:32:15 -20.4 Dark Up 33.1 81.5 Up 02:17:15 - 02:47:15 -1266
Beatty 02:32:13 -21.6 Dark Up 34.3 82.0 Up 02:17:13 - 02:47:13 -1365
Dunrhomin 02:31:45 -30.9 Dark Up 43.5 91.5 Up 02:16:45 - 02:46:45 -1421
Indian Springs 02:32:12 -22.3 Dark Up 35.1 82.4 Up 02:17:12 - 02:47:12 -1433
CU-SBO 02:31:46 -30.9 Dark Up 43.4 91.2 Up 02:16:46 - 02:46:46 -1441
Henderson 02:32:12 -22.8 Dark Up 35.6 82.4 Up 02:17:12 - 02:47:12 -1507
Wildwood 02:32:22 -19.5 Dark Up 32.4 79.3 Up 02:17:22 - 02:47:22 -1562
Laughlin/Bullhead City 02:32:14 -22.9 Dark Up 35.8 82.0 Up 02:17:14 - 02:47:14 -1603
Patrick 02:32:12 -23.5 Dark Up 36.4 82.5 Up 02:17:12 - 02:47:12 -1604
Kingman/Dolan Springs 02:32:13 -23.3 Dark Up 36.2 82.2 Up 02:17:13 - 02:47:13 -1619
Mohave Valley 02:32:14 -22.8 Dark Up 35.8 81.8 Up 02:17:14 - 02:47:14 -1630
Idyllwild 02:32:21 -20.9 Dark Up 33.9 80.0 Up 02:17:21 - 02:47:21 -1663
Lake Havasu City 02:32:15 -23.0 Dark Up 35.9 81.6 Up 02:17:15 - 02:47:15 -1676
Parker 02:32:16 -22.9 Dark Up 35.9 81.4 Up 02:17:16 - 02:47:16 -1711
Calipatria 02:32:20 -21.7 Dark Up 34.8 80.1 Up 02:17:20 - 02:47:20 -1765
George/Scottsdale 02:32:12 -24.8 Dark Up 37.8 82.2 Up 02:17:12 - 02:47:12 -1836
Yuma 02:32:19 -22.3 Dark Up 35.4 80.2 Up 02:17:19 - 02:47:19 -1838

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 535032, (2029/01/01 02:29UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:55:10.3 +07:24:26  0.4 18.11  23
Alnath         05:26:17.6 +28:36:23  1.6  5.98  24
132 Tau        05:49:00.9 +24:34:02  4.9  0.89  19
PPM 094875     05:47:34.7 +25:34:07  8.0  0.37  19
PPM 094922     05:49:06.9 +25:39:02  8.7  0.19  19
535032         05:49:09.1 +25:27:39 12.8        19
Positions are for J2000

Event circumstances last updated at 2022/02/23 01:14:59 UT

Marc W. Buie, Southwest Research Institute

RECON