RECON: TNO occultation with 363330

Event between (363330) 02PQ145 and star GA0800:21734771 with event index number of 1393916

Geocentric closest approach at 2024/09/15 08:44:29 UTC

J2000 position of star is 22:21:50.4 -09:31:46
Equinox of date position of star is 22:22:52.9 -09:25:46
Stellar brightness G=15.3, use SENSEUP=128
Star is 20 degrees from the moon. Moon is 89% illuminated.
TNO apparent brightness V=22.1

[RECON map]
TNO is 45.5 AU from the Sun and 44.5 AU from the Earth.
The TNO is moving 23.5 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 276 seconds.
The 1-sigma cross-track error in the shadow position is 3077 km.
The sky-plane scale is 32291.1 km/arcsec.

The TNO has an absolute magnitude Hv=5.5
Diameter=478.6 km assuming a 5% albedo -- 20.3 sec chord
Diameter=195.4 km assuming a 30% albedo -- 8.3 sec chord
Dynamical classification is CLASSICAL
 
 
 
 
 
 

Star training set for 363330, (2024/09/15 08:44UT)
Object            RA         Dec     mag  sep  mel
Fomalhaut      22:59:00.5 -29:29:26  1.2 21.77  25
PPM 206180     22:18:10.7 -08:54:58  5.8  1.32  19
PPM 206327     22:25:46.9 -09:40:28  8.5  0.70  20
PPM 206279     22:23:11.3 -09:29:08  9.3  0.08  20
363330         22:23:08.6 -09:24:15 15.3        20
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 3.3 sigma about the mid-time.
The median site spacing is 19.8 km RECON observability=1.0 and success probability=12.9%
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 08:41:42 -35.9 Dark Up 24.6 213.4 Low 08:26:42 - 08:56:42 -1278
Victoria 08:41:51 -38.2 Dark Up 27.5 209.6 Low 08:26:51 - 08:56:51 -1279
Kelowna 08:41:42 -36.3 Dark Up 25.0 213.3 Low 08:26:42 - 08:56:42 -1300
Summerland 08:41:42 -36.6 Dark Up 25.3 213.2 Low 08:26:42 - 08:56:42 -1313
Penticton 08:41:43 -36.7 Dark Up 25.3 213.3 Low 08:26:43 - 08:56:43 -1321
Oliver 08:41:42 -37.0 Dark Up 25.6 213.4 Low 08:26:42 - 08:56:42 -1346
Anarchist Mountain Observatory 08:41:41 -37.1 Dark Up 25.7 213.6 Low 08:26:41 - 08:56:41 -1363
Tonasket 08:41:41 -37.4 Dark Up 25.9 213.6 Low 08:26:41 - 08:56:41 -1384
Okanogan 08:41:42 -37.8 Dark Up 26.3 213.6 Low 08:26:42 - 08:56:42 -1403
Brewster 08:41:41 -38.1 Dark Up 26.6 213.4 Low 08:26:41 - 08:56:41 -1417
Manson/Chelan 08:41:42 -38.3 Dark Up 26.9 213.1 Low 08:26:42 - 08:56:42 -1421
Entiat 08:41:42 -38.6 Dark Up 27.1 213.1 Low 08:26:42 - 08:56:42 -1435
Wenatchee 08:41:43 -38.8 Dark Up 27.3 213.1 Low 08:26:43 - 08:56:43 -1451
Ellensburg 08:41:43 -39.3 Dark Up 27.8 213.0 Low 08:26:43 - 08:56:43 -1474
Yakima 08:41:42 -39.7 Dark Up 28.1 213.1 Low 08:26:42 - 08:56:42 -1503
Toppenish/White Swan 08:41:42 -39.9 Dark Up 28.2 213.3 Low 08:26:42 - 08:56:42 -1525
Goldendale 08:41:43 -40.5 Dark Up 28.9 213.0 Low 08:26:43 - 08:56:43 -1553
The Dalles 08:41:44 -40.7 Dark Up 29.2 212.7 Low 08:26:44 - 08:56:44 -1558
Pasco 08:41:39 -39.7 Dark Up 27.8 214.6 Low 08:26:39 - 08:56:39 -1573
Maupin 08:41:43 -41.1 Dark Up 29.5 213.0 Low 08:26:43 - 08:56:43 -1593
PNWRO 08:41:38 -39.9 Dark Up 28.0 214.9 Low 08:26:38 - 08:56:38 -1598
Sisters 08:41:44 -42.1 Dark Up 30.4 212.7 Up 08:26:44 - 08:56:44 -1643
Redmond 08:41:43 -42.0 Dark Up 30.3 213.1 Up 08:26:43 - 08:56:43 -1658
Bend 08:41:43 -42.3 Dark Up 30.5 213.1 Up 08:26:43 - 08:56:43 -1670
Oregon Observatory 08:41:44 -42.4 Dark Up 30.7 213.0 Up 08:26:44 - 08:56:44 -1678
La Pine/Gilchrist 08:41:44 -42.7 Dark Up 30.9 213.0 Up 08:26:44 - 08:56:44 -1692
North Lake 08:41:42 -43.0 Dark Up 31.0 213.8 Up 08:26:42 - 08:56:42 -1745
Klamath Falls 08:41:44 -44.1 Dark Up 32.2 213.2 Up 08:26:44 - 08:56:44 -1796
Paisley 08:41:41 -43.4 Dark Up 31.4 214.3 Up 08:26:41 - 08:56:41 -1800
Lakeview 08:41:40 -43.9 Dark Up 31.7 214.7 Up 08:26:40 - 08:56:40 -1846
Fall River/Burney 08:41:43 -45.2 Dark Up 33.1 214.0 Up 08:26:43 - 08:56:43 -1902
Cedarville 08:41:39 -44.5 Dark Up 32.2 215.1 Up 08:26:39 - 08:56:39 -1904
Susanville 08:41:40 -45.7 Dark Up 33.3 215.0 Up 08:26:40 - 08:56:40 -1977
Greenville 08:41:42 -46.0 Dark Up 33.6 214.8 Up 08:26:42 - 08:56:42 -1990
Gimple 08:41:41 -46.0 Dark Up 33.6 214.9 Up 08:26:41 - 08:56:41 -1993
Quincy 08:41:41 -46.2 Dark Up 33.8 214.9 Up 08:26:41 - 08:56:41 -2006
Portola 08:41:40 -46.2 Dark Up 33.7 215.4 Up 08:26:40 - 08:56:40 -2033
Reno 08:41:38 -46.3 Dark Up 33.6 216.2 Up 08:26:38 - 08:56:38 -2077
Carson City 08:41:37 -46.6 Dark Up 33.9 216.4 Up 08:26:37 - 08:56:37 -2107
Gardnerville 08:41:37 -46.9 Dark Up 34.1 216.5 Up 08:26:37 - 08:56:37 -2129
Yerington 08:41:37 -46.7 Dark Up 33.8 217.1 Up 08:26:37 - 08:56:37 -2145
Hawthorne 08:41:34 -47.0 Dark Up 33.9 217.9 Up 08:26:34 - 08:56:34 -2202
Lee Vining 08:41:36 -47.6 Dark Up 34.6 217.6 Up 08:26:36 - 08:56:36 -2232
Tonopah 08:41:30 -47.0 Dark Up 33.6 219.5 Up 08:26:30 - 08:56:30 -2290
Bishop 08:41:33 -48.0 Dark Up 34.7 218.6 Up 08:26:33 - 08:56:33 -2308
CPSLO 08:41:40 -50.5 Dark Up 37.4 217.1 Up 08:26:40 - 08:56:40 -2404
Beatty 08:41:29 -48.0 Dark Up 34.2 220.5 Up 08:26:29 - 08:56:29 -2405
Indian Springs 08:41:26 -47.9 Dark Up 33.9 221.7 Up 08:26:26 - 08:56:26 -2471
Niwot 08:41:01 -40.8 Dark Up 25.6 230.0 Low 08:26:01 - 08:56:01 -2513
SwRI 08:41:02 -40.9 Dark Up 25.7 229.9 Low 08:26:02 - 08:56:02 -2520
Henderson 08:41:24 -48.2 Dark Up 33.9 222.6 Up 08:26:24 - 08:56:24 -2543
Wildwood 08:41:34 -51.1 Dark Up 37.3 219.9 Up 08:26:34 - 08:56:34 -2584
Searchlight/Boulder City 08:41:23 -48.7 Dark Up 34.3 222.9 Up 08:26:23 - 08:56:23 -2595
Laughlin/Bullhead City 08:41:22 -48.8 Dark Up 34.3 223.4 Up 08:26:22 - 08:56:22 -2634
Patrick 08:41:20 -48.4 Dark Up 33.8 224.0 Up 08:26:20 - 08:56:20 -2638
Kingman/Dolan Springs 08:41:21 -48.6 Dark Up 34.0 223.9 Up 08:26:21 - 08:56:21 -2651
Mohave Valley 08:41:23 -49.1 Dark Up 34.5 223.5 Up 08:26:23 - 08:56:23 -2659
Idyllwild 08:41:29 -50.9 Dark Up 36.6 222.0 Up 08:26:29 - 08:56:29 -2684
DCO 08:41:19 -48.4 Dark Up 33.6 224.8 Up 08:26:19 - 08:56:19 -2690
Lake Havasu City 08:41:22 -49.4 Dark Up 34.7 224.0 Up 08:26:22 - 08:56:22 -2703
Parker 08:41:21 -49.7 Dark Up 34.9 224.2 Up 08:26:21 - 08:56:21 -2736
Blythe 08:41:23 -50.2 Dark Up 35.5 224.1 Up 08:26:23 - 08:56:23 -2772
Calipatria 08:41:25 -51.0 Dark Up 36.4 223.5 Up 08:26:25 - 08:56:25 -2783
Yuma 08:41:23 -51.1 Dark Up 36.2 224.6 Up 08:26:23 - 08:56:23 -2854
George/Scottsdale 08:41:15 -49.1 Dark Up 33.8 226.7 Up 08:26:15 - 08:56:15 -2862

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 363330, (2024/09/15 08:44UT)
Object            RA         Dec     mag  sep  mel
Fomalhaut      22:57:39.6 -29:37:23  1.2 21.77  25
PPM 206180     22:16:52.5 -09:02:24  5.8  1.32  19
PPM 206327     22:24:28.6 -09:48:01  8.5  0.70  20
PPM 206279     22:21:53.0 -09:36:39  9.3  0.08  20
363330         22:21:50.4 -09:31:46 15.3        20
Positions are for J2000

Event circumstances last updated at 2019/09/30 23:19:06 UT

Marc W. Buie, Southwest Research Institute

RECON