RECON: TNO occultation with 534161

Event between (534161) 14RQ63 and star GA1060:01061813 with event index number of 2175161

Geocentric closest approach at 2024/10/27 05:15:54 UTC

J2000 position of star is 05:34:06.3 +17:34:47
Equinox of date position of star is 05:35:22.8 +17:35:36
Stellar brightness G=15.0, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 73 degrees from the moon. Moon is 23% illuminated.
TNO apparent brightness V=22.4

[RECON map]
TNO is 31.8 AU from the Sun and 31.2 AU from the Earth.
The TNO is moving 14.0 km/sec on the sky relative to the star, or, 2.2 arcsec/hr.
The 1-sigma error in the time of the event is 317 seconds.
The 1-sigma cross-track error in the shadow position is 1704 km.
The sky-plane scale is 22612.9 km/arcsec.

The TNO has an absolute magnitude Hv=7.3
Diameter=208.9 km assuming a 5% albedo -- 14.9 sec chord
Diameter=85.3 km assuming a 30% albedo -- 6.1 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 534161, (2024/10/27 05:08UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:56:31.0 +07:24:35  0.4 11.39  70
Alnath         05:27:51.8 +28:37:34  1.6 11.17  74
PPM 121072     05:33:40.6 +17:04:28  6.1  0.69  74
PPM 121076     05:33:45.0 +17:45:34  8.2  0.46  74
PPM 121095     05:34:45.7 +17:29:29  9.5  0.21  73
534161         05:35:33.1 +17:35:42 15.0        73
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 2.8 sigma about the mid-time.
The median site spacing is 0.0 km RECON observability=0.0 and success probability=0.0%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kamloops 05:19:56 -42.1 Dark Down 14.9 80.3 Really Low 05:04:56 - 05:34:56 7051
Victoria 05:20:10 -41.8 Dark Down 12.5 77.5 Really Low 05:05:10 - 05:35:10 6996
Peachland 05:20:03 -43.0 Dark Down 15.1 80.5 Really Low 05:05:03 - 05:35:03 6986
Kelowna 05:20:01 -43.1 Dark Down 15.3 80.7 Really Low 05:05:01 - 05:35:01 6986
Summerland 05:20:03 -43.2 Dark Down 15.1 80.5 Really Low 05:05:03 - 05:35:03 6975
Penticton 05:20:04 -43.3 Dark Down 15.2 80.6 Really Low 05:05:04 - 05:35:04 6969
Oliver 05:20:06 -43.5 Dark Down 15.1 80.5 Really Low 05:05:06 - 05:35:06 6949
Anarchist Mountain Observatory 05:20:07 -43.7 Dark Down 15.2 80.6 Really Low 05:05:07 - 05:35:07 6935
Tonasket 05:20:09 -43.9 Dark Down 15.2 80.5 Really Low 05:05:09 - 05:35:09 6918
Okanogan 05:20:11 -44.0 Dark Down 15.0 80.3 Really Low 05:05:11 - 05:35:11 6901
Brewster 05:20:13 -44.1 Dark Down 14.8 80.1 Really Low 05:05:13 - 05:35:13 6890
Manson/Chelan 05:20:14 -44.0 Dark Down 14.6 79.7 Really Low 05:05:14 - 05:35:14 6886
Wenatchee 05:20:18 -44.2 Dark Down 14.4 79.5 Really Low 05:05:18 - 05:35:18 6861
Ellensburg 05:20:21 -44.3 Dark Down 14.1 79.3 Really Low 05:05:21 - 05:35:21 6841
Yakima 05:20:24 -44.6 Dark Down 14.1 79.2 Really Low 05:05:24 - 05:35:24 6816
Sleaford 05:19:38 -47.1 Dark Down 23.9 91.8 Low 05:04:38 - 05:34:38 6814
Toppenish/White Swan 05:20:24 -44.8 Dark Down 14.1 79.2 Really Low 05:05:24 - 05:35:24 6799
Goldendale 05:20:28 -44.9 Dark Down 13.8 78.8 Really Low 05:05:28 - 05:35:28 6775
The Dalles 05:20:28 -44.8 Dark Down 13.5 78.5 Really Low 05:05:28 - 05:35:28 6769
Pasco 05:20:24 -45.6 Dark Down 15.0 80.1 Really Low 05:05:24 - 05:35:24 6761
PNWRO 05:20:26 -45.8 Dark Down 15.1 80.2 Really Low 05:05:26 - 05:35:26 6741
Maupin 05:20:33 -45.1 Dark Down 13.5 78.5 Really Low 05:05:33 - 05:35:33 6740
Sisters 05:20:37 -45.3 Dark Down 13.0 78.0 Really Low 05:05:37 - 05:35:37 6696
Redmond 05:20:37 -45.6 Dark Down 13.2 78.2 Really Low 05:05:37 - 05:35:37 6685
Bend 05:20:39 -45.6 Dark Down 13.1 78.1 Really Low 05:05:39 - 05:35:39 6674
Oregon Observatory 05:20:40 -45.6 Dark Down 13.0 78.0 Really Low 05:05:40 - 05:35:40 6666
La Pine/Gilchrist 05:20:42 -45.7 Dark Down 12.9 77.9 Really Low 05:05:42 - 05:35:42 6654
North Lake 05:20:44 -46.3 Dark Down 13.2 78.2 Really Low 05:05:44 - 05:35:44 6611
Chiloquin 05:20:48 -46.1 Dark Down 12.4 77.4 Really Low 05:05:48 - 05:35:48 6589
Paisley 05:20:48 -46.8 Dark Down 13.4 78.3 Really Low 05:05:48 - 05:35:48 6565
Klamath Falls 05:20:50 -46.3 Dark Down 12.4 77.4 Really Low 05:05:50 - 05:35:50 6564
Lakeview 05:20:51 -47.2 Dark Down 13.4 78.3 Really Low 05:05:51 - 05:35:51 6526
Cedarville 05:20:56 -47.7 Dark Down 13.5 78.3 Really Low 05:05:56 - 05:35:56 6476
Fall River/Burney 05:20:57 -47.2 Dark Down 12.5 77.4 Really Low 05:05:57 - 05:35:57 6474
Susanville 05:21:01 -48.0 Dark Down 12.9 77.7 Really Low 05:06:01 - 05:36:01 6411
Greenville 05:21:03 -47.9 Dark Down 12.6 77.5 Really Low 05:06:03 - 05:36:03 6399
Gimple 05:21:03 -48.0 Dark Down 12.7 77.6 Really Low 05:06:03 - 05:36:03 6396
Quincy 05:21:04 -48.0 Dark Down 12.6 77.5 Really Low 05:06:04 - 05:36:04 6384
Portola 05:21:05 -48.4 Dark Down 12.9 77.7 Really Low 05:06:05 - 05:36:05 6363
Reno 05:21:07 -49.0 Dark Down 13.3 78.1 Really Low 05:06:07 - 05:36:07 6327
Carson City 05:21:08 -49.2 Dark Down 13.3 78.0 Really Low 05:06:08 - 05:36:08 6300
Gardnerville 05:21:10 -49.3 Dark Down 13.3 78.0 Really Low 05:06:10 - 05:36:10 6281
Yerington 05:21:09 -49.7 Dark Down 13.7 78.3 Really Low 05:06:09 - 05:36:09 6269
Hawthorne 05:21:12 -50.3 Dark Down 14.1 78.5 Really Low 05:06:12 - 05:36:12 6221
Lee Vining 05:21:16 -50.3 Dark Down 13.6 78.1 Really Low 05:06:16 - 05:36:16 6193
Tonopah 05:21:15 -51.5 Dark Down 15.1 79.3 Really Low 05:06:15 - 05:36:15 6148
Bishop 05:21:19 -51.1 Dark Down 14.0 78.4 Really Low 05:06:19 - 05:36:19 6128
Beatty 05:21:21 -52.4 Dark Down 15.2 79.2 Really Low 05:06:21 - 05:36:21 6047
CPSLO 05:21:31 -50.4 Dark Down 11.8 76.7 Really Low 05:06:31 - 05:36:31 6032
Indian Springs 05:21:23 -53.4 Dark Down 16.0 79.7 Really Low 05:06:23 - 05:36:23 5992
Dunrhomin 05:20:51 -57.1 Dark Down 24.5 87.2 Low 05:05:51 - 05:35:51 5981
Henderson 05:21:25 -54.1 Dark Down 16.5 80.0 Really Low 05:06:25 - 05:36:25 5930
Wildwood 05:21:36 -52.5 Dark Down 13.2 77.6 Really Low 05:06:36 - 05:36:36 5879
Laughlin/Bullhead City 05:21:30 -54.9 Dark Down 16.7 79.9 Really Low 05:06:30 - 05:36:30 5849
Patrick 05:21:27 -55.2 Dark Down 17.3 80.4 Really Low 05:06:27 - 05:36:27 5849
Kingman/Dolan Springs 05:21:30 -55.2 Dark Down 17.1 80.2 Really Low 05:06:30 - 05:36:30 5837
Mohave Valley 05:21:31 -55.0 Dark Down 16.6 79.9 Really Low 05:06:31 - 05:36:31 5827
Idyllwild 05:21:39 -54.1 Dark Down 14.7 78.5 Really Low 05:06:39 - 05:36:39 5797
Lake Havasu City 05:21:32 -55.4 Dark Down 16.8 79.9 Really Low 05:06:32 - 05:36:32 5788
Parker 05:21:35 -55.6 Dark Down 16.7 79.8 Really Low 05:06:35 - 05:36:35 5759
Blythe 05:21:38 -55.7 Dark Down 16.4 79.5 Really Low 05:06:38 - 05:36:38 5725
Calipatria 05:21:41 -55.2 Dark Down 15.6 78.9 Really Low 05:06:41 - 05:36:41 5712
George/Scottsdale 05:21:35 -57.6 Dark Down 18.7 80.9 Really Low 05:06:35 - 05:36:35 5653
Yuma 05:21:42 -56.1 Dark Down 16.2 79.2 Really Low 05:06:42 - 05:36:42 5650

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 534161, (2024/10/27 05:08UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:55:10.3 +07:24:26  0.4 11.39  70
Alnath         05:26:17.6 +28:36:23  1.6 11.17  74
PPM 121072     05:32:14.1 +17:03:29  6.1  0.69  74
PPM 121076     05:32:18.1 +17:44:36  8.2  0.46  74
PPM 121095     05:33:19.0 +17:28:33  9.5  0.21  73
534161         05:34:06.3 +17:34:47 15.0        73
Positions are for J2000

Event circumstances last updated at 2021/11/16 00:57:05 UT

Marc W. Buie, Southwest Research Institute

RECON