RECON: TNO occultation with 579062

Event between (579062) 14KF113 and star GA0940:04954669 with event index number of 2557406

Geocentric closest approach at 2024/05/11 09:24:37 UTC

J2000 position of star is 17:25:09.0 +05:56:04
Equinox of date position of star is 17:26:18.4 +05:54:53
Stellar brightness G=16.8, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 144 degrees from the moon. Moon is 13% illuminated.
Apparent brightness V=22.5

[RECON map]
Object is 35.2 AU from the Sun and 34.5 AU from the Earth.
Apparent velocity is 21.3 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 138 seconds.
The 1-sigma cross-track error in the shadow position is 1997 km.
The sky-plane scale is 24999.4 km/arcsec.

The object has an absolute magnitude Hv=6.9
Diameter=250.0 km assuming a 5% albedo -- 11.9 sec chord
Diameter=102.1 km assuming a 30% albedo -- 4.8 sec chord
Dynamical classification is SCATEXTD
 
 
 
 
 
 

Star training set for 579062, (2024/05/11 09:24UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:54.3 -26:29:02  0.9 35.07 156
60Bet Oph      17:44:40.6 +04:33:32  2.8  4.76 146
49Sig Oph      17:27:43.5 +04:07:16  4.3  1.83 145
PPM 163881     17:23:16.3 +04:58:42  7.5  1.21 144
PPM 163996     17:27:39.7 +05:37:34  9.5  0.44 144
PPM 163926     17:25:02.7 +06:03:23 10.2  0.35 143
579062         17:26:20.6 +05:54:51 16.8       144
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 5.0 sigma about the mid-time.
The median site spacing is 19.6 km RECON observability=1.0 and success probability=19.7%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Sleaford 09:25:50 -13.0 AT Down 43.7 185.4 Up 09:13:48 - 09:37:52 -341
Kamloops 09:26:32 -18.6 Dark Down 44.4 165.5 Up 09:14:30 - 09:38:34 -824
Kelowna 09:26:28 -19.1 Dark Down 45.4 166.5 Up 09:14:26 - 09:38:30 -865
Peachland 09:26:29 -19.3 Dark Down 45.4 166.1 Up 09:14:27 - 09:38:31 -882
Summerland 09:26:28 -19.4 Dark Down 45.6 166.2 Up 09:14:26 - 09:38:30 -891
Penticton 09:26:28 -19.4 Dark Down 45.7 166.3 Up 09:14:26 - 09:38:30 -893
Oliver 09:26:28 -19.7 Dark Down 46.0 166.2 Up 09:14:26 - 09:38:30 -922
Anarchist Mountain Observatory 09:26:27 -19.8 Dark Down 46.2 166.5 Up 09:14:25 - 09:38:29 -930
Okanogan 09:26:27 -20.5 Dark Down 46.8 166.0 Up 09:14:25 - 09:38:29 -988
Brewster 09:26:27 -20.8 Dark Down 47.0 165.6 Up 09:14:25 - 09:38:29 -1016
Manson/Chelan 09:26:29 -21.1 Dark Down 47.2 165.0 Up 09:14:27 - 09:38:31 -1043
Victoria 09:26:39 -21.3 Dark Down 45.9 160.7 Up 09:14:37 - 09:38:41 -1076
Wenatchee 09:26:28 -21.6 Dark Down 47.6 164.7 Up 09:14:26 - 09:38:30 -1086
Ellensburg 09:26:29 -22.0 Dark Down 47.9 164.2 Up 09:14:27 - 09:38:31 -1126
Yakima 09:26:29 -22.4 Dark Down 48.3 164.1 Up 09:14:27 - 09:38:31 -1161
PNWRO 09:26:23 -22.5 Dark Down 49.2 166.3 Up 09:14:21 - 09:38:25 -1163
Toppenish/White Swan 09:26:28 -22.5 Dark Down 48.6 164.2 Up 09:14:26 - 09:38:30 -1174
Dunrhomin 09:25:27 -22.2 Dark Down 55.4 188.0 Up 09:13:25 - 09:37:29 -1218
Nikitin 09:25:27 -22.4 Dark Down 55.6 188.0 Up 09:13:25 - 09:37:29 -1234
CU-SBO 09:25:26 -22.5 Dark Down 55.7 187.9 Up 09:13:24 - 09:37:28 -1242
The Dalles 09:26:30 -23.5 Dark Down 49.2 162.8 Up 09:14:28 - 09:38:32 -1262
Maupin 09:26:29 -23.8 Dark Down 49.6 162.8 Up 09:14:27 - 09:38:31 -1295
Sisters 09:26:30 -24.8 Dark Down 50.3 161.8 Up 09:14:28 - 09:38:32 -1384
Bend 09:26:29 -24.9 Dark Down 50.6 162.1 Up 09:14:27 - 09:38:31 -1397
Oregon Observatory 09:26:29 -25.1 Dark Down 50.7 161.8 Up 09:14:27 - 09:38:31 -1416
Chiloquin 09:26:30 -26.5 Dark Down 51.9 160.6 Up 09:14:28 - 09:38:32 -1543
Klamath Falls 09:26:29 -26.8 Dark Down 52.2 160.6 Up 09:14:27 - 09:38:31 -1571
Cedarville 09:26:23 -26.9 Dark Down 53.3 162.9 Up 09:14:21 - 09:38:25 -1585
Fall River/Burney 09:26:26 -27.7 Dark Down 53.4 160.7 Up 09:14:24 - 09:38:28 -1665
Gimple 09:26:24 -28.4 Dark Down 54.4 161.1 Up 09:14:22 - 09:38:26 -1730
Greenville 09:26:24 -28.4 Dark Down 54.4 161.0 Up 09:14:22 - 09:38:26 -1732
Portola 09:26:22 -28.6 Dark Down 54.8 161.6 Up 09:14:20 - 09:38:24 -1747
Quincy 09:26:24 -28.6 Dark Down 54.6 160.9 Up 09:14:22 - 09:38:26 -1750
Reno 09:26:19 -28.6 Dark Down 55.2 162.6 Up 09:14:17 - 09:38:21 -1751
Yerington 09:26:16 -28.9 Dark Down 55.9 163.5 Up 09:14:14 - 09:38:18 -1781
Carson City 09:26:19 -29.0 Dark Down 55.6 162.5 Up 09:14:17 - 09:38:21 -1783
Gardnerville 09:26:18 -29.2 Dark Down 55.8 162.5 Up 09:14:16 - 09:38:20 -1803
Hawthorne 09:26:14 -29.2 Dark Down 56.5 164.2 Up 09:14:12 - 09:38:16 -1806
Lee Vining 09:26:15 -29.8 Dark Down 56.9 163.1 Up 09:14:13 - 09:38:17 -1872
Beatty 09:26:04 -29.9 Dark Down 58.4 166.9 Up 09:14:02 - 09:38:06 -1893
Bishop 09:26:11 -30.1 Dark Down 57.6 164.1 Up 09:14:09 - 09:38:13 -1904
Patrick 09:25:52 -30.1 Dark Down 60.3 171.9 Up 09:13:50 - 09:37:54 -1932
Laughlin/Bullhead City 09:25:54 -30.6 Dark Down 60.4 170.4 Up 09:13:52 - 09:37:56 -1979
George/Scottsdale 09:25:41 -30.6 Dark Down 62.2 175.6 Up 09:13:39 - 09:37:43 -2018
Lake Havasu City 09:25:52 -31.1 Dark Down 61.1 170.7 Up 09:13:50 - 09:37:54 -2032
Idyllwild 09:26:01 -32.7 Dark Down 61.5 165.6 Up 09:13:59 - 09:38:03 -2184
Calipatria 09:25:55 -32.7 Dark Down 62.3 167.8 Up 09:13:53 - 09:37:57 -2201
Yuma 09:25:50 -32.7 Dark Down 62.9 169.5 Up 09:13:48 - 09:37:52 -2210
Wildwood 09:26:08 -33.1 Dark Down 60.7 162.1 Up 09:14:06 - 09:38:10 -2214

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 579062, (2024/05/11 09:24UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 35.07 156
60Bet Oph      17:43:28.3 +04:34:06  2.8  4.76 146
49Sig Oph      17:26:30.9 +04:08:25  4.3  1.83 145
PPM 163881     17:22:04.2 +05:00:02  7.5  1.21 144
PPM 163996     17:26:28.0 +05:38:44  9.5  0.44 144
PPM 163926     17:23:51.2 +06:04:38 10.2  0.35 143
579062         17:25:09.0 +05:56:04 16.8       144
Positions are for J2000

Event circumstances last updated at 2023/08/21 03:00:11 UT

Marc W. Buie, Southwest Research Institute

RECON