RECON: TNO occultation with 14WK510

Event between 14WK510 and star GA1060:02305443 with event index number of 1435672

Geocentric closest approach at 2024/12/03 12:20:34 UTC

J2000 position of star is 06:44:41.0 +17:59:50
Equinox of date position of star is 06:45:49.0 +17:58:33
Stellar brightness G=15.7, use SENSEUP=128
Star is 170 degrees from the moon. Moon is 5% illuminated.
TNO apparent brightness V=22.5

[RECON map]
TNO is 36.3 AU from the Sun and 35.4 AU from the Earth.
The TNO is moving 21.1 km/sec on the sky relative to the star, or, 3.0 arcsec/hr.
The 1-sigma error in the time of the event is 1309 seconds.
The 1-sigma cross-track error in the shadow position is 3515 km.
The sky-plane scale is 25689.8 km/arcsec.

The TNO has an absolute magnitude Hv=6.9
Diameter=247.8 km assuming a 5% albedo -- 11.8 sec chord
Diameter=101.1 km assuming a 30% albedo -- 4.8 sec chord
Dynamical classification is SCATNEAR
 
 
 
 
 
 

Star training set for 14WK510, (2024/12/03 12:21UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:56:31.3 +07:24:35  0.4 16.04 157
Alhena         06:39:09.1 +16:22:33  1.9  2.31 168
26 Gem         06:43:51.3 +17:37:08  5.3  0.65 169
PPM 122961     06:46:13.4 +18:03:48  8.5  0.10 170
14WK510        06:46:08.2 +17:58:11 15.7       170
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 0.7 sigma about the mid-time.
The median site spacing is 20.2 km RECON observability=1.0 and success probability=10.5%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kelowna 12:18:48 -30.9 Dark Down 46.5 236.2 Up 12:03:48 - 12:33:48 3414
Summerland 12:18:48 -31.1 Dark Down 46.9 236.2 Up 12:03:48 - 12:33:48 3384
Penticton 12:18:48 -31.1 Dark Down 46.8 236.4 Up 12:03:48 - 12:33:48 3380
Okanagan Falls 12:18:47 -31.1 Dark Down 47.0 236.5 Up 12:03:47 - 12:33:47 3363
Oliver 12:18:47 -31.1 Dark Down 47.0 236.7 Up 12:03:47 - 12:33:47 3349
Anarchist Mountain Observatory 12:18:45 -31.0 Dark Down 47.0 237.0 Up 12:03:45 - 12:33:45 3338
Oroville 12:18:46 -31.0 Dark Down 47.1 237.0 Up 12:03:46 - 12:33:46 3330
Tonasket 12:18:45 -31.0 Dark Down 47.2 237.2 Up 12:03:45 - 12:33:45 3310
Okanogan 12:18:45 -31.1 Dark Down 47.5 237.4 Up 12:03:45 - 12:33:45 3278
Brewster 12:18:44 -31.3 Dark Down 47.8 237.4 Up 12:03:44 - 12:33:44 3250
Manson/Chelan 12:18:45 -31.5 Dark Down 48.1 237.2 Up 12:03:45 - 12:33:45 3226
Entiat 12:18:44 -31.6 Dark Down 48.2 237.3 Up 12:03:44 - 12:33:44 3205
Wenatchee 12:18:44 -31.6 Dark Down 48.4 237.4 Up 12:03:44 - 12:33:44 3181
Ellensburg 12:18:44 -31.8 Dark Down 48.8 237.6 Up 12:03:44 - 12:33:44 3140
Yakima 12:18:43 -31.8 Dark Down 49.0 237.9 Up 12:03:43 - 12:33:43 3103
Pasco 12:18:38 -30.8 Dark Down 48.3 239.9 Up 12:03:38 - 12:33:38 3098
Toppenish/White Swan 12:18:42 -31.7 Dark Down 49.0 238.3 Up 12:03:42 - 12:33:42 3086
PNWRO 12:18:36 -30.7 Dark Down 48.3 240.4 Up 12:03:36 - 12:33:36 3080
George/Umatilla 12:18:38 -31.0 Dark Down 48.6 239.9 Up 12:03:38 - 12:33:38 3064
Goldendale 12:18:41 -32.0 Dark Down 49.6 238.4 Up 12:03:41 - 12:33:41 3029
The Dalles 12:18:42 -32.2 Dark Down 49.9 238.2 Up 12:03:42 - 12:33:42 3002
Maupin 12:18:41 -32.2 Dark Down 50.1 238.7 Up 12:03:41 - 12:33:41 2966
Madras/Culver 12:18:39 -32.2 Dark Down 50.4 239.2 Up 12:03:39 - 12:33:39 2915
Redmond 12:18:39 -32.2 Dark Down 50.6 239.6 Up 12:03:39 - 12:33:39 2881
Sisters 12:18:40 -32.5 Dark Down 50.8 239.1 Up 12:03:40 - 12:33:40 2876
Bend 12:18:39 -32.3 Dark Down 50.8 239.6 Up 12:03:39 - 12:33:39 2858
Oregon Observatory 12:18:39 -32.4 Dark Down 50.9 239.7 Up 12:03:39 - 12:33:39 2840
Niwot 12:17:44 -20.2 Dark Down 41.1 258.5 Up 12:02:44 - 12:32:44 2830
La Pine/Gilchrist 12:18:39 -32.5 Dark Down 51.1 239.8 Up 12:03:39 - 12:33:39 2820
SwRI 12:17:44 -20.2 Dark Down 41.2 258.5 Up 12:02:44 - 12:32:44 2818
North Lake 12:18:36 -32.0 Dark Down 50.9 240.9 Up 12:03:36 - 12:33:36 2790
Paisley 12:18:33 -31.8 Dark Down 51.0 241.9 Up 12:03:33 - 12:33:33 2745
Chiloquin 12:18:37 -32.7 Dark Down 51.9 240.6 Up 12:03:37 - 12:33:37 2709
Lakeview 12:18:32 -31.6 Dark Down 51.1 242.7 Up 12:03:32 - 12:33:32 2701
Klamath Falls 12:18:36 -32.7 Dark Down 52.0 241.1 Up 12:03:36 - 12:33:36 2678
Tulelake 12:18:35 -32.4 Dark Down 51.9 241.7 Up 12:03:35 - 12:33:35 2658
Cedarville 12:18:30 -31.5 Dark Down 51.3 243.6 Up 12:03:30 - 12:33:30 2642
Fall River/Burney 12:18:32 -32.3 Dark Down 52.3 242.8 Up 12:03:32 - 12:33:32 2573
Susanville 12:18:29 -31.8 Dark Down 52.1 244.3 Up 12:03:29 - 12:33:29 2527
Gimple 12:18:28 -31.9 Dark Down 52.4 244.4 Up 12:03:28 - 12:33:28 2496
Greenville 12:18:29 -32.0 Dark Down 52.4 244.3 Up 12:03:29 - 12:33:29 2495
Quincy 12:18:28 -32.0 Dark Down 52.5 244.6 Up 12:03:28 - 12:33:28 2475
Portola 12:18:27 -31.6 Dark Down 52.2 245.2 Up 12:03:27 - 12:33:27 2472
Reno 12:18:24 -31.1 Dark Down 51.9 246.2 Up 12:03:24 - 12:33:24 2459
Carson City 12:18:23 -31.0 Dark Down 52.0 246.7 Up 12:03:23 - 12:33:23 2425
Yerington 12:18:21 -30.5 Dark Down 51.6 247.5 Up 12:03:21 - 12:33:21 2419
Gardnerville 12:18:22 -31.0 Dark Down 52.1 247.0 Up 12:03:22 - 12:33:22 2402
Hawthorne 12:18:18 -30.1 Dark Down 51.4 248.6 Up 12:03:18 - 12:33:18 2385
Tonopah 12:18:12 -29.0 Dark Down 50.6 250.5 Up 12:03:12 - 12:33:12 2369
Lee Vining 12:18:18 -30.4 Dark Down 52.0 248.8 Up 12:03:18 - 12:33:18 2320
Bishop 12:18:15 -29.8 Dark Down 51.7 250.2 Up 12:03:15 - 12:33:15 2276
Beatty 12:18:08 -28.5 Dark Down 50.6 252.2 Up 12:03:08 - 12:33:08 2266
Indian Springs 12:18:04 -27.6 Dark Down 49.9 253.5 Up 12:03:04 - 12:33:04 2257
Henderson 12:18:01 -27.0 Dark Down 49.5 254.7 Up 12:03:01 - 12:33:01 2220
Lone Pine 12:18:12 -29.5 Dark Down 51.7 251.4 Up 12:03:12 - 12:33:12 2209
Patrick 12:17:55 -26.0 Dark Down 48.8 256.3 Up 12:02:55 - 12:32:55 2184
DCO 12:17:53 -25.4 Dark Down 48.3 257.2 Up 12:02:53 - 12:32:53 2170
Searchlight/Boulder City 12:17:59 -26.8 Dark Down 49.6 255.4 Up 12:02:59 - 12:32:59 2165
Kingman/Dolan Springs 12:17:56 -26.1 Dark Down 49.0 256.4 Up 12:02:56 - 12:32:56 2157
Laughlin/Bullhead City 12:17:57 -26.5 Dark Down 49.4 256.0 Up 12:02:57 - 12:32:57 2143
Mohave Valley 12:17:57 -26.5 Dark Down 49.5 256.3 Up 12:02:57 - 12:32:57 2117
Lake Havasu City 12:17:55 -26.2 Dark Down 49.4 257.0 Up 12:02:55 - 12:32:55 2083
Parker 12:17:54 -26.1 Dark Down 49.5 257.4 Up 12:02:54 - 12:32:54 2049
CPSLO 12:18:18 -31.4 Dark Down 54.1 250.6 Up 12:03:18 - 12:33:18 2026
Blythe 12:17:54 -26.3 Dark Down 49.8 257.8 Up 12:02:54 - 12:32:54 1990
Idyllwild 12:18:01 -28.0 Dark Down 51.5 256.0 Up 12:03:01 - 12:33:01 1953
Wildwood 12:18:08 -29.6 Dark Down 52.9 254.0 Up 12:03:08 - 12:33:08 1948
Calipatria 12:17:56 -26.9 Dark Down 50.7 257.6 Up 12:02:56 - 12:32:56 1919
Yuma 12:17:52 -26.1 Dark Down 50.0 258.8 Up 12:02:52 - 12:32:52 1896

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 14WK510, (2024/12/03 12:21UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:55:10.3 +07:24:26  0.4 16.04 157
Alhena         06:37:42.8 +16:23:57  1.9  2.31 168
26 Gem         06:42:24.3 +17:38:42  5.3  0.65 169
PPM 122961     06:44:46.1 +18:05:27  8.5  0.10 170
14WK510        06:44:41.0 +17:59:50 15.7       170
Positions are for J2000

Event circumstances last updated at 2019/06/08 09:35:11 UT

Marc W. Buie, Southwest Research Institute

RECON