RECON: TNO occultation with 14WE510

Event between 14WE510 and star GA1080:01567667 with event index number of 1347482

Geocentric closest approach at 2023/12/05 11:50:58 UTC

J2000 position of star is 06:00:02.5 +18:21:38
Equinox of date position of star is 06:01:10.8 +18:21:37
Stellar brightness G=14.2, use SENSEUP=64
Star is 76 degrees from the moon. Moon is 48% illuminated.
TNO apparent brightness V=22.4

[RECON map]
TNO is 27.9 AU from the Sun and 27.0 AU from the Earth.
The TNO is moving 23.3 km/sec on the sky relative to the star, or, 4.3 arcsec/hr.
The 1-sigma error in the time of the event is 358 seconds.
The 1-sigma cross-track error in the shadow position is 4653 km.
The sky-plane scale is 19550.2 km/arcsec.

The TNO has an absolute magnitude Hv=7.9
Diameter=159.2 km assuming a 5% albedo -- 6.8 sec chord
Diameter=65.0 km assuming a 30% albedo -- 2.8 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 14WE510, (2023/12/05 11:51UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:56:28.1 +07:24:34  0.4 11.02  78
Alhena         06:39:05.6 +16:22:37  1.9  9.20  67
64 Ori         06:04:52.3 +19:41:18  4.9  1.56  75
PPM 121699     06:00:32.4 +18:48:43  8.4  0.50  76
PPM 121760     06:02:34.6 +18:24:03  9.9  0.27  76
14WE510        06:01:26.7 +18:21:36 14.2        76
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 2.5 sigma about the mid-time.
The median site spacing is 18.4 km RECON observability=1.0 and success probability=8.6%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kelowna 11:49:16 -35.9 Dark Up 44.1 242.0 Up 11:34:16 - 12:04:16 -484
Summerland 11:49:16 -36.1 Dark Up 44.4 242.0 Up 11:34:16 - 12:04:16 -514
Penticton 11:49:15 -36.0 Dark Up 44.3 242.1 Up 11:34:15 - 12:04:15 -517
Okanagan Falls 11:49:15 -36.1 Dark Up 44.5 242.3 Up 11:34:15 - 12:04:15 -533
Oliver 11:49:14 -36.1 Dark Up 44.5 242.4 Up 11:34:14 - 12:04:14 -547
Anarchist Mountain Observatory 11:49:13 -36.0 Dark Up 44.5 242.8 Up 11:34:13 - 12:04:13 -557
Oroville 11:49:13 -36.0 Dark Up 44.6 242.8 Up 11:34:13 - 12:04:13 -565
Tonasket 11:49:13 -36.1 Dark Up 44.7 243.0 Up 11:34:13 - 12:04:13 -584
Okanogan 11:49:12 -36.2 Dark Up 44.9 243.1 Up 11:34:12 - 12:04:12 -616
Brewster 11:49:12 -36.4 Dark Up 45.2 243.2 Up 11:34:12 - 12:04:12 -643
Manson/Chelan 11:49:12 -36.6 Dark Up 45.5 243.0 Up 11:34:12 - 12:04:12 -668
Entiat 11:49:12 -36.7 Dark Up 45.6 243.1 Up 11:34:12 - 12:04:12 -688
Wenatchee 11:49:11 -36.8 Dark Up 45.8 243.2 Up 11:34:11 - 12:04:11 -712
Ellensburg 11:49:11 -37.0 Dark Up 46.1 243.4 Up 11:34:11 - 12:04:11 -752
Pasco 11:49:06 -36.1 Dark Up 45.6 245.5 Up 11:34:06 - 12:04:06 -787
Yakima 11:49:10 -37.1 Dark Up 46.3 243.7 Up 11:34:10 - 12:04:10 -788
Toppenish/White Swan 11:49:09 -37.0 Dark Up 46.3 244.1 Up 11:34:09 - 12:04:09 -803
PNWRO 11:49:04 -36.0 Dark Up 45.5 246.0 Up 11:34:04 - 12:04:04 -804
George/Umatilla 11:49:05 -36.3 Dark Up 45.8 245.6 Up 11:34:05 - 12:04:05 -821
Goldendale 11:49:08 -37.3 Dark Up 46.8 244.2 Up 11:34:08 - 12:04:08 -861
The Dalles 11:49:09 -37.6 Dark Up 47.1 244.0 Up 11:34:09 - 12:04:09 -888
Maupin 11:49:08 -37.6 Dark Up 47.2 244.5 Up 11:34:08 - 12:04:08 -923
Madras/Culver 11:49:06 -37.6 Dark Up 47.5 245.0 Up 11:34:06 - 12:04:06 -972
Niwot 11:48:18 -25.9 Dark Up 37.6 262.6 Up 11:33:18 - 12:03:18 -990
SwRI 11:48:18 -25.9 Dark Up 37.7 262.6 Up 11:33:18 - 12:03:18 -1002
Redmond 11:49:05 -37.7 Dark Up 47.7 245.3 Up 11:34:05 - 12:04:05 -1005
Sisters 11:49:07 -38.0 Dark Up 47.9 244.9 Up 11:34:07 - 12:04:07 -1012
Bend 11:49:05 -37.8 Dark Up 47.9 245.4 Up 11:34:05 - 12:04:05 -1028
Oregon Observatory 11:49:05 -37.9 Dark Up 48.0 245.4 Up 11:34:05 - 12:04:05 -1046
La Pine/Gilchrist 11:49:05 -38.0 Dark Up 48.2 245.6 Up 11:34:05 - 12:04:05 -1066
North Lake 11:49:02 -37.6 Dark Up 47.9 246.6 Up 11:34:02 - 12:04:02 -1092
Paisley 11:49:00 -37.4 Dark Up 47.9 247.5 Up 11:34:00 - 12:04:00 -1134
Chiloquin 11:49:03 -38.4 Dark Up 48.9 246.3 Up 11:34:03 - 12:04:03 -1175
Lakeview 11:48:58 -37.3 Dark Up 48.0 248.2 Up 11:33:58 - 12:03:58 -1176
Klamath Falls 11:49:02 -38.3 Dark Up 48.9 246.8 Up 11:34:02 - 12:04:02 -1204
Tulelake 11:49:01 -38.1 Dark Up 48.8 247.4 Up 11:34:01 - 12:04:01 -1222
Cedarville 11:48:56 -37.2 Dark Up 48.1 249.1 Up 11:33:56 - 12:03:56 -1232
Fall River/Burney 11:48:58 -38.1 Dark Up 49.1 248.4 Up 11:33:58 - 12:03:58 -1304
Susanville 11:48:55 -37.6 Dark Up 48.8 249.8 Up 11:33:55 - 12:03:55 -1346
Gimple 11:48:55 -37.7 Dark Up 49.1 249.9 Up 11:33:55 - 12:03:55 -1377
Greenville 11:48:55 -37.8 Dark Up 49.2 249.8 Up 11:33:55 - 12:03:55 -1379
Quincy 11:48:55 -37.8 Dark Up 49.2 250.0 Up 11:33:55 - 12:03:55 -1397
Portola 11:48:53 -37.4 Dark Up 48.9 250.6 Up 11:33:53 - 12:03:53 -1398
Reno 11:48:51 -37.0 Dark Up 48.5 251.5 Up 11:33:51 - 12:03:51 -1408
Carson City 11:48:50 -36.9 Dark Up 48.6 251.9 Up 11:33:50 - 12:03:50 -1441
Yerington 11:48:48 -36.5 Dark Up 48.2 252.7 Up 11:33:48 - 12:03:48 -1444
Gardnerville 11:48:49 -36.9 Dark Up 48.7 252.2 Up 11:33:49 - 12:03:49 -1463
Hawthorne 11:48:45 -36.0 Dark Up 48.0 253.6 Up 11:33:45 - 12:03:45 -1475
Tonopah 11:48:41 -34.9 Dark Up 47.1 255.3 Up 11:33:41 - 12:03:41 -1485
Lee Vining 11:48:45 -36.4 Dark Up 48.5 253.8 Up 11:33:45 - 12:03:45 -1540
Bishop 11:48:42 -35.8 Dark Up 48.1 255.0 Up 11:33:42 - 12:03:42 -1579
Beatty 11:48:37 -34.5 Dark Up 47.0 256.8 Up 11:33:37 - 12:03:37 -1583
Indian Springs 11:48:33 -33.6 Dark Up 46.2 258.0 Up 11:33:33 - 12:03:33 -1586
Henderson 11:48:30 -33.1 Dark Up 45.8 259.1 Up 11:33:30 - 12:03:30 -1619
Lone Pine 11:48:40 -35.5 Dark Up 48.1 256.1 Up 11:33:40 - 12:03:40 -1644
Patrick 11:48:26 -32.1 Dark Up 45.0 260.5 Up 11:33:26 - 12:03:26 -1650
DCO 11:48:23 -31.5 Dark Up 44.5 261.3 Up 11:33:23 - 12:03:23 -1660
Searchlight/Boulder City 11:48:28 -33.0 Dark Up 45.9 259.7 Up 11:33:28 - 12:03:28 -1672
Kingman/Dolan Springs 11:48:25 -32.2 Dark Up 45.2 260.6 Up 11:33:25 - 12:03:25 -1676
Laughlin/Bullhead City 11:48:27 -32.7 Dark Up 45.6 260.2 Up 11:33:27 - 12:03:27 -1692
Mohave Valley 11:48:26 -32.6 Dark Up 45.7 260.5 Up 11:33:26 - 12:03:26 -1718
Lake Havasu City 11:48:24 -32.4 Dark Up 45.6 261.1 Up 11:33:24 - 12:03:24 -1750
Parker 11:48:24 -32.3 Dark Up 45.6 261.5 Up 11:33:24 - 12:03:24 -1783
CPSLO 11:48:43 -37.6 Dark Up 50.4 255.5 Up 11:33:43 - 12:03:43 -1833
Blythe 11:48:23 -32.5 Dark Up 45.9 261.8 Up 11:33:23 - 12:03:23 -1841
Idyllwild 11:48:29 -34.3 Dark Up 47.6 260.2 Up 11:33:29 - 12:03:29 -1886
Wildwood 11:48:35 -35.8 Dark Up 49.1 258.5 Up 11:33:35 - 12:03:35 -1900
Calipatria 11:48:25 -33.2 Dark Up 46.7 261.7 Up 11:33:25 - 12:03:25 -1914
Yuma 11:48:21 -32.4 Dark Up 46.1 262.7 Up 11:33:21 - 12:03:21 -1932

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 14WE510, (2023/12/05 11:51UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:55:10.3 +07:24:26  0.4 11.02  78
Alhena         06:37:42.8 +16:23:57  1.9  9.20  67
64 Ori         06:03:27.3 +19:41:26  4.9  1.56  75
PPM 121699     05:59:07.9 +18:48:43  8.4  0.50  76
PPM 121760     06:01:10.4 +18:24:07  9.9  0.27  76
14WE510        06:00:02.5 +18:21:38 14.2        76
Positions are for J2000

Event circumstances last updated at 2019/06/08 06:14:12 UT

Marc W. Buie, Southwest Research Institute

RECON