RECON: TNO occultation with 14JU80

Event between 14JU80 and star GA0760:09549083 with event index number of 2493988

Geocentric closest approach at 2023/07/13 06:37:40 UTC

J2000 position of star is 17:46:58.0 -12:17:24
Equinox of date position of star is 17:48:16.4 -12:17:49
Stellar brightness G=16.8, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 150 degrees from the moon. Moon is 19% illuminated.
Apparent brightness V=22.1

[RECON map]
Object is 43.8 AU from the Sun and 42.9 AU from the Earth.
Apparent velocity is 22.3 km/sec on the sky relative to the star, or, 2.6 arcsec/hr.
The 1-sigma error in the time of the event is 874 seconds.
The 1-sigma cross-track error in the shadow position is 2982 km.
The sky-plane scale is 31137.6 km/arcsec.

The object has an absolute magnitude Hv=5.7
Diameter=440.6 km assuming a 5% albedo -- 19.8 sec chord
Diameter=179.9 km assuming a 30% albedo -- 8.1 sec chord
Dynamical classification is SCATNEAR
 
 
 
 
 
 

Star training set for 14JU80, (2023/07/13 06:38UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:51.2 -26:28:56  0.9 23.06 170
35Eta Oph      17:11:43.8 -15:45:09  2.6  9.51 159
56Omi Ser      17:42:44.3 -12:53:09  4.4  1.48 151
PPM 233639     17:51:14.9 -12:36:53  8.1  0.79 149
PPM 233598     17:48:55.1 -12:10:24  9.4  0.20 150
14JU80         17:48:17.2 -12:17:49 16.8       149
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 1.0 sigma about the mid-time.
The median site spacing is 18.7 km RECON observability=1.0 and success probability=10.1%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kamloops 06:37:08 -14.8 AT Down 27.0 183.4 Low 06:22:08 - 06:52:08 -1975
Kelowna 06:37:06 -15.8 AT Down 27.8 184.4 Low 06:22:06 - 06:52:06 -2023
Peachland 06:37:06 -15.8 AT Down 27.9 184.0 Low 06:22:06 - 06:52:06 -2027
Sleaford 06:36:25 -15.7 AT Down 23.9 198.6 Low 06:21:25 - 06:51:25 -2031
Summerland 06:37:06 -16.0 AT Down 28.0 184.2 Low 06:22:06 - 06:52:06 -2035
Penticton 06:37:05 -16.0 AT Down 28.1 184.3 Low 06:22:05 - 06:52:05 -2040
Oliver 06:37:05 -16.4 AT Down 28.4 184.3 Low 06:22:05 - 06:52:05 -2058
Victoria 06:37:18 -16.0 AT Down 29.2 180.1 Low 06:22:18 - 06:52:18 -2066
Anarchist Mountain Observatory 06:37:06 -16.6 AT Down 28.6 184.5 Low 06:22:06 - 06:52:06 -2069
Okanogan 06:37:06 -17.1 AT Down 29.2 184.3 Low 06:22:06 - 06:52:06 -2102
Brewster 06:37:06 -17.3 AT Down 29.5 184.1 Low 06:22:06 - 06:52:06 -2116
Manson/Chelan 06:37:07 -17.4 AT Down 29.8 183.7 Low 06:22:07 - 06:52:07 -2124
Wenatchee 06:37:08 -17.8 AT Down 30.2 183.5 Up 06:22:08 - 06:52:08 -2150
Ellensburg 06:37:09 -18.2 Dark Down 30.7 183.3 Up 06:22:09 - 06:52:09 -2171
Yakima 06:37:09 -18.5 Dark Down 31.1 183.3 Up 06:22:09 - 06:52:09 -2194
Toppenish/White Swan 06:37:09 -18.8 Dark Down 31.3 183.5 Up 06:22:09 - 06:52:09 -2208
PNWRO 06:37:03 -19.5 Dark Down 31.6 185.2 Up 06:22:03 - 06:52:03 -2242
The Dalles 06:37:11 -19.3 Dark Down 32.1 182.6 Up 06:22:11 - 06:52:11 -2248
Maupin 06:37:11 -19.7 Dark Down 32.5 182.7 Up 06:22:11 - 06:52:11 -2273
Sisters 06:37:13 -20.4 Dark Down 33.4 182.2 Up 06:22:13 - 06:52:13 -2322
Bend 06:37:12 -20.7 Dark Down 33.6 182.5 Up 06:22:12 - 06:52:12 -2339
Oregon Observatory 06:37:12 -20.8 Dark Down 33.8 182.4 Up 06:22:12 - 06:52:12 -2348
Chiloquin 06:37:14 -21.9 Dark Down 35.1 181.9 Up 06:22:14 - 06:52:14 -2427
Klamath Falls 06:37:14 -22.2 Dark Down 35.5 182.0 Up 06:22:14 - 06:52:14 -2450
Cedarville 06:37:08 -23.3 Dark Down 36.1 183.9 Up 06:22:08 - 06:52:08 -2509
Fall River/Burney 06:37:12 -23.4 Dark Down 36.6 182.5 Up 06:22:12 - 06:52:12 -2530
Greenville 06:37:11 -24.4 Dark Down 37.5 183.1 Up 06:22:11 - 06:52:11 -2595
Gimple 06:37:11 -24.4 Dark Down 37.5 183.2 Up 06:22:11 - 06:52:11 -2596
Quincy 06:37:11 -24.6 Dark Down 37.7 183.1 Up 06:22:11 - 06:52:11 -2609
Portola 06:37:09 -24.8 Dark Down 37.8 183.7 Up 06:22:09 - 06:52:09 -2621
Reno 06:37:07 -25.3 Dark Down 38.1 184.5 Up 06:22:07 - 06:52:07 -2645
Carson City 06:37:07 -25.6 Dark Down 38.4 184.5 Up 06:22:07 - 06:52:07 -2670
Gardnerville 06:37:07 -25.8 Dark Down 38.7 184.6 Up 06:22:07 - 06:52:07 -2687
Yerington 06:37:04 -26.0 Dark Down 38.6 185.3 Up 06:22:04 - 06:52:04 -2689
Hawthorne 06:37:03 -26.5 Dark Down 39.0 186.0 Up 06:22:03 - 06:52:03 -2727
Dunrhomin 06:36:13 -27.5 Dark Down 34.9 201.6 Up 06:21:13 - 06:51:13 -2758
Lee Vining 06:37:04 -26.9 Dark Down 39.6 185.5 Up 06:22:04 - 06:52:04 -2762
Nikitin 06:36:13 -27.7 Dark Down 35.0 201.7 Up 06:21:13 - 06:51:13 -2770
CU-SBO 06:36:13 -27.7 Dark Down 35.1 201.6 Up 06:21:13 - 06:51:13 -2774
Bishop 06:37:02 -27.7 Dark Down 40.1 186.4 Up 06:22:02 - 06:52:02 -2812
Beatty 06:36:56 -28.6 Dark Down 40.4 188.5 Up 06:21:56 - 06:51:56 -2862
Patrick 06:36:44 -30.7 Dark Down 41.5 192.4 Up 06:21:44 - 06:51:44 -3004
Laughlin/Bullhead City 06:36:46 -30.8 Dark Down 41.8 191.5 Up 06:21:46 - 06:51:46 -3015
Wildwood 06:37:03 -30.7 Dark Down 43.4 186.5 Up 06:22:03 - 06:52:03 -3054
Lake Havasu City 06:36:46 -31.5 Dark Down 42.4 192.0 Up 06:21:46 - 06:51:46 -3069
Idyllwild 06:36:55 -31.6 Dark Down 43.5 189.0 Up 06:21:55 - 06:51:55 -3100
George/Scottsdale 06:36:35 -32.8 Dark Down 42.7 195.3 Up 06:21:35 - 06:51:35 -3158
Calipatria 06:36:50 -32.5 Dark Down 44.0 190.7 Up 06:21:50 - 06:51:50 -3162
Yuma 06:36:46 -33.1 Dark Down 44.3 191.9 Up 06:21:46 - 06:51:46 -3206

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 14JU80, (2023/07/13 06:38UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 23.06 170
35Eta Oph      17:10:22.7 -15:43:29  2.6  9.51 159
56Omi Ser      17:41:24.8 -12:52:32  4.4  1.48 151
PPM 233639     17:49:55.5 -12:36:33  8.1  0.79 149
PPM 233598     17:47:35.9 -12:10:00  9.4  0.20 150
14JU80         17:46:58.0 -12:17:24 16.8       150
Positions are for J2000

Event circumstances last updated at 2023/04/19 02:41:11 UT

Marc W. Buie, Southwest Research Institute

RECON