RECON: TNO occultation with 14WR510

Event between 14WR510 and star GA1020:02035005 with event index number of 360405

Geocentric closest approach at 2020/01/06 12:31:53 UTC

J2000 position of star is 06:36:48.5 +12:33:53
Equinox of date position of star is 06:37:55.2 +12:32:48
Stellar brightness G=16.4, use SENSEUP=128
Star is 47 degrees from the moon. Moon is 80% illuminated.
TNO apparent brightness V=22.2

[RECON map]
TNO is 29.6 AU from the Sun and 28.6 AU from the Earth.
The TNO is moving 24.0 km/sec on the sky relative to the star, or, 4.2 arcsec/hr.
The 1-sigma error in the time of the event is 182 seconds.
The 1-sigma cross-track error in the shadow position is 1328 km.
The sky-plane scale is 20767.4 km/arcsec.

The TNO has an absolute magnitude Hv=7.5
Diameter=192.3 km assuming a 5% albedo -- 8.0 sec chord
Diameter=78.5 km assuming a 30% albedo -- 3.3 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 14WR510, (2020/01/06 12:32UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:56:15.4 +07:24:33  0.4 11.47  37
Alhena         06:38:52.1 +16:22:50  1.9  3.84  46
PPM 122607     06:32:46.5 +11:46:35  6.3  1.48  45
PPM 122797     06:39:40.5 +12:43:10  7.9  0.46  47
PPM 122751     06:37:22.6 +12:42:21 11.4  0.21  46
14WR510        06:37:56.0 +12:32:47 16.4        47
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 4.9 sigma about the mid-time.
The median site spacing is 23.8 km RECON observability=0.5 and success probability=17.5%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Clarence Fulton 12:29:23 -31.9 Dark Down 19.6 266.2 Really Low 12:14:23 - 12:44:23 1949
Kelowna 12:29:22 -32.0 Dark Down 19.7 266.2 Really Low 12:14:22 - 12:44:22 1919
Summerland 12:29:22 -32.2 Dark Down 19.9 266.1 Really Low 12:14:22 - 12:44:22 1898
Penticton 12:29:21 -32.1 Dark Down 19.8 266.2 Really Low 12:14:21 - 12:44:21 1895
Oliver 12:29:20 -32.1 Dark Down 19.8 266.4 Really Low 12:14:20 - 12:44:20 1870
Anarchist Mountain Observatory 12:29:19 -32.0 Dark Down 19.7 266.6 Really Low 12:14:19 - 12:44:19 1862
Tonasket 12:29:18 -32.1 Dark Down 19.8 266.6 Really Low 12:14:18 - 12:44:18 1838
Okanogan 12:29:17 -32.2 Dark Down 19.9 266.6 Really Low 12:14:17 - 12:44:17 1812
Brewster 12:29:16 -32.3 Dark Down 20.0 266.6 Low 12:14:16 - 12:44:16 1789
Manson/Chelan 12:29:16 -32.6 Dark Down 20.3 266.4 Low 12:14:16 - 12:44:16 1768
Victoria 12:29:21 -34.7 Dark Down 22.4 263.6 Low 12:14:21 - 12:44:21 1759
Entiat 12:29:15 -32.6 Dark Down 20.4 266.4 Low 12:14:15 - 12:44:15 1751
Wenatchee 12:29:14 -32.7 Dark Down 20.5 266.4 Low 12:14:14 - 12:44:14 1730
Ellensburg 12:29:13 -32.9 Dark Down 20.6 266.4 Low 12:14:13 - 12:44:13 1696
Pasco 12:29:09 -31.9 Dark Down 19.7 267.7 Really Low 12:14:09 - 12:44:09 1666
Yakima 12:29:11 -32.9 Dark Down 20.7 266.5 Low 12:14:11 - 12:44:11 1666
Toppenish/White Swan 12:29:10 -32.8 Dark Down 20.6 266.7 Low 12:14:10 - 12:44:10 1653
PNWRO 12:29:08 -31.8 Dark Down 19.6 268.0 Really Low 12:14:08 - 12:44:08 1652
Goldendale 12:29:09 -33.1 Dark Down 20.9 266.6 Low 12:14:09 - 12:44:09 1604
The Dalles 12:29:09 -33.4 Dark Down 21.2 266.4 Low 12:14:09 - 12:44:09 1580
Maupin 12:29:07 -33.3 Dark Down 21.1 266.7 Low 12:14:07 - 12:44:07 1551
Redmond 12:29:04 -33.4 Dark Down 21.3 266.9 Low 12:14:04 - 12:44:04 1480
Sisters 12:29:05 -33.7 Dark Down 21.5 266.7 Low 12:14:05 - 12:44:05 1474
Bend 12:29:04 -33.5 Dark Down 21.4 266.9 Low 12:14:04 - 12:44:04 1461
Niwot 12:28:42 -21.2 Dark Down 9.3 278.7 Really Low 12:13:42 - 12:43:42 1454
Oregon Observatory 12:29:03 -33.6 Dark Down 21.5 266.9 Low 12:14:03 - 12:44:03 1445
SwRI 12:28:42 -21.3 Dark Down 9.3 278.6 Really Low 12:13:42 - 12:43:42 1443
La Pine/Gilchrist 12:29:02 -33.6 Dark Down 21.5 266.9 Low 12:14:02 - 12:44:02 1428
North Lake 12:29:01 -33.2 Dark Down 21.1 267.5 Low 12:14:01 - 12:44:01 1405
Paisley 12:28:59 -32.9 Dark Down 20.9 268.0 Low 12:13:59 - 12:43:59 1368
Lakeview 12:28:57 -32.8 Dark Down 20.8 268.3 Low 12:13:57 - 12:43:57 1331
Klamath Falls 12:28:58 -33.8 Dark Down 21.8 267.3 Low 12:13:58 - 12:43:58 1307
Cedarville 12:28:55 -32.6 Dark Down 20.7 268.7 Low 12:13:55 - 12:43:55 1282
Fall River/Burney 12:28:54 -33.5 Dark Down 21.6 268.0 Low 12:13:54 - 12:43:54 1219
Susanville 12:28:52 -32.9 Dark Down 21.1 268.8 Low 12:13:52 - 12:43:52 1182
Gimple 12:28:51 -33.1 Dark Down 21.2 268.7 Low 12:13:51 - 12:43:51 1154
Greenville 12:28:51 -33.2 Dark Down 21.3 268.7 Low 12:13:51 - 12:43:51 1153
Quincy 12:28:50 -33.1 Dark Down 21.3 268.7 Low 12:13:50 - 12:43:50 1136
Portola 12:28:49 -32.8 Dark Down 20.9 269.1 Low 12:13:49 - 12:43:49 1135
Reno 12:28:48 -32.3 Dark Down 20.4 269.6 Low 12:13:48 - 12:43:48 1126
Carson City 12:28:47 -32.2 Dark Down 20.4 269.8 Low 12:13:47 - 12:43:47 1097
Yerington 12:28:46 -31.7 Dark Down 19.9 270.2 Really Low 12:13:46 - 12:43:46 1093
Gardnerville 12:28:46 -32.2 Dark Down 20.4 269.9 Low 12:13:46 - 12:43:46 1077
Hawthorne 12:28:44 -31.3 Dark Down 19.5 270.7 Really Low 12:13:44 - 12:43:44 1064
Tonopah 12:28:41 -30.1 Dark Down 18.4 271.7 Really Low 12:13:41 - 12:43:41 1053
Lee Vining 12:28:43 -31.6 Dark Down 19.9 270.6 Really Low 12:13:43 - 12:43:43 1007
Bishop 12:28:40 -31.0 Dark Down 19.3 271.3 Really Low 12:13:40 - 12:43:40 971
Beatty 12:28:37 -29.7 Dark Down 18.0 272.4 Really Low 12:13:37 - 12:43:37 964
Indian Springs 12:28:36 -28.8 Dark Down 17.1 273.1 Really Low 12:13:36 - 12:43:36 958
Henderson 12:28:33 -28.1 Dark Down 16.6 273.7 Really Low 12:13:33 - 12:43:33 926
Patrick 12:28:31 -27.1 Dark Down 15.6 274.5 Really Low 12:13:31 - 12:43:31 895
DCO 12:28:30 -26.5 Dark Down 15.0 275.0 Really Low 12:13:30 - 12:43:30 884
Searchlight/Boulder City 12:28:32 -28.0 Dark Down 16.5 273.9 Really Low 12:13:32 - 12:43:32 878
Kingman/Dolan Springs 12:28:30 -27.3 Dark Down 15.8 274.4 Really Low 12:13:30 - 12:43:30 872
Laughlin/Bullhead City 12:28:31 -27.7 Dark Down 16.2 274.2 Really Low 12:13:31 - 12:43:31 859
Mohave Valley 12:28:30 -27.6 Dark Down 16.2 274.2 Really Low 12:13:30 - 12:43:30 836
Lake Havasu City 12:28:29 -27.4 Dark Down 15.9 274.5 Really Low 12:13:29 - 12:43:29 806
George/Scottsdale 12:28:25 -25.2 Dark Down 13.8 276.0 Really Low 12:13:25 - 12:43:25 789
Parker 12:28:28 -27.3 Dark Down 15.9 274.6 Really Low 12:13:28 - 12:43:28 776
CPSLO 12:28:37 -32.6 Dark Down 21.1 270.7 Low 12:13:37 - 12:43:37 745
Blythe 12:28:26 -27.4 Dark Down 16.1 274.6 Really Low 12:13:26 - 12:43:26 723
Idyllwild 12:28:28 -29.2 Dark Down 17.9 273.4 Really Low 12:13:28 - 12:43:28 690
Wildwood 12:28:31 -30.8 Dark Down 19.4 272.3 Really Low 12:13:31 - 12:43:31 681
Calipatria 12:28:26 -28.1 Dark Down 16.8 274.2 Really Low 12:13:26 - 12:43:26 659
Yuma 12:28:24 -27.3 Dark Down 16.1 274.8 Really Low 12:13:24 - 12:43:24 640

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 14WR510, (2020/01/06 12:32UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:55:10.3 +07:24:26  0.4 11.47  37
Alhena         06:37:42.8 +16:23:57  1.9  3.84  46
PPM 122607     06:31:39.4 +11:47:32  6.3  1.48  45
PPM 122797     06:38:33.0 +12:44:18  7.9  0.46  47
PPM 122751     06:36:15.1 +12:43:25 11.4  0.21  46
14WR510        06:36:48.5 +12:33:53 16.4        46
Positions are for J2000

Event circumstances last updated at 2019/10/15 22:04:44 UT

Marc W. Buie, Southwest Research Institute

RECON