RECON: TNO occultation with 06QJ181

Event between 06QJ181 and star GA1020:01868998 with event index number of 1195497

Geocentric closest approach at 2022/11/11 07:48:16 UTC

J2000 position of star is 06:28:40.1 +13:59:57
Equinox of date position of star is 06:29:48.9 +13:59:06
Stellar brightness G=15.1, use SENSEUP=128
Star is 20 degrees from the moon. Moon is 92% illuminated.
TNO apparent brightness V=25.1

[RECON map]
TNO is 31.8 AU from the Sun and 31.2 AU from the Earth.
The TNO is moving 15.1 km/sec on the sky relative to the star, or, 2.4 arcsec/hr.
The 1-sigma error in the time of the event is 582 seconds.
The 1-sigma cross-track error in the shadow position is 4376 km.
The sky-plane scale is 22612.0 km/arcsec.

The TNO has an absolute magnitude Hv=10.0
Diameter=245.5 km assuming a 5% albedo -- 4.0 sec chord
Diameter=100.2 km assuming a 30% albedo -- 1.6 sec chord
Dynamical classification is 3:1EE+3:1II
 
 
 
 
 
 

Star training set for 06QJ181, (2022/11/11 07:48UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:56:24.6 +07:24:34  0.4 10.54  21
Alhena         06:39:01.9 +16:22:40  1.9  3.24  20
PPM 122497     06:28:34.2 +14:52:25  6.2  0.95  19
PPM 122554     06:30:42.8 +13:37:20  7.7  0.40  20
PPM 122534     06:29:47.1 +13:52:52 10.0  0.11  20
06QJ181        06:29:57.9 +13:58:59 15.1        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 1.5 sigma about the mid-time.
The median site spacing is 15.7 km RECON observability=1.0 and success probability=7.7%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Victoria 07:50:26 -58.9 Dark Up 34.9 110.1 Up 07:35:26 - 08:05:26 4414
Clarence Fulton 07:50:05 -57.1 Dark Up 36.7 115.0 Up 07:35:05 - 08:05:05 4405
Peachland 07:50:10 -57.7 Dark Up 36.6 114.3 Up 07:35:10 - 08:05:10 4387
Kelowna 07:50:09 -57.5 Dark Up 36.7 114.6 Up 07:35:09 - 08:05:09 4386
Summerland 07:50:09 -57.8 Dark Up 36.7 114.3 Up 07:35:09 - 08:05:09 4376
Penticton 07:50:11 -57.9 Dark Up 36.8 114.3 Up 07:35:11 - 08:05:11 4369
Oliver 07:50:13 -58.2 Dark Up 37.0 114.1 Up 07:35:13 - 08:05:13 4348
Anarchist Mountain Observatory 07:50:12 -58.4 Dark Up 37.2 114.2 Up 07:35:12 - 08:05:12 4333
Tonasket 07:50:15 -58.7 Dark Up 37.2 113.9 Up 07:35:15 - 08:05:15 4315
Okanogan 07:50:18 -59.0 Dark Up 37.3 113.5 Up 07:35:18 - 08:05:18 4299
Brewster 07:50:19 -59.3 Dark Up 37.3 113.2 Up 07:35:19 - 08:05:19 4288
Manson/Chelan 07:50:20 -59.5 Dark Up 37.1 112.7 Up 07:35:20 - 08:05:20 4286
Entiat 07:50:23 -59.8 Dark Up 37.2 112.5 Up 07:35:23 - 08:05:23 4274
Wenatchee 07:50:25 -60.0 Dark Up 37.2 112.2 Up 07:35:25 - 08:05:25 4261
Ellensburg 07:50:28 -60.4 Dark Up 37.3 111.7 Up 07:35:28 - 08:05:28 4241
Yakima 07:50:30 -60.8 Dark Up 37.4 111.4 Up 07:35:30 - 08:05:30 4216
Toppenish/White Swan 07:50:31 -61.0 Dark Up 37.6 111.4 Up 07:35:31 - 08:05:31 4198
Goldendale 07:50:34 -61.6 Dark Up 37.5 110.6 Up 07:35:34 - 08:05:34 4175
The Dalles 07:50:37 -61.8 Dark Up 37.4 110.2 Up 07:35:37 - 08:05:37 4171
Pasco 07:50:27 -61.1 Dark Up 38.4 112.5 Up 07:35:27 - 08:05:27 4153
Maupin 07:50:40 -62.3 Dark Up 37.6 110.0 Up 07:35:40 - 08:05:40 4141
PNWRO 07:50:27 -61.3 Dark Up 38.7 112.5 Up 07:35:27 - 08:05:27 4130
Sisters 07:50:46 -63.1 Dark Up 37.6 108.9 Up 07:35:46 - 08:05:46 4098
Redmond 07:50:45 -63.2 Dark Up 37.8 109.2 Up 07:35:45 - 08:05:45 4084
Bend 07:50:45 -63.4 Dark Up 37.8 109.0 Up 07:35:45 - 08:05:45 4074
Oregon Observatory 07:50:47 -63.6 Dark Up 37.8 108.7 Up 07:35:47 - 08:05:47 4067
La Pine/Gilchrist 07:50:49 -63.8 Dark Up 37.8 108.5 Up 07:35:49 - 08:05:49 4055
North Lake 07:50:49 -64.2 Dark Up 38.4 108.7 Up 07:35:49 - 08:05:49 4007
Klamath Falls 07:50:57 -65.2 Dark Up 38.1 107.2 Up 07:35:57 - 08:05:57 3964
Paisley 07:50:52 -64.7 Dark Up 38.8 108.6 Up 07:35:52 - 08:05:52 3959
Lakeview 07:50:53 -65.2 Dark Up 39.1 108.4 Up 07:35:53 - 08:05:53 3918
Fall River/Burney 07:51:04 -66.4 Dark Up 38.7 106.7 Up 07:36:04 - 08:06:04 3870
Cedarville 07:50:56 -65.9 Dark Up 39.4 108.1 Up 07:35:56 - 08:05:56 3866
Susanville 07:51:04 -67.0 Dark Up 39.5 106.8 Up 07:36:04 - 08:06:04 3802
Greenville 07:51:07 -67.3 Dark Up 39.3 106.4 Up 07:36:07 - 08:06:07 3792
Gimple 07:51:06 -67.3 Dark Up 39.4 106.4 Up 07:36:06 - 08:06:06 3789
Quincy 07:51:07 -67.5 Dark Up 39.4 106.2 Up 07:36:07 - 08:06:07 3777
Portola 07:51:06 -67.6 Dark Up 39.8 106.5 Up 07:36:06 - 08:06:06 3753
Reno 07:51:06 -67.8 Dark Up 40.3 106.8 Up 07:36:06 - 08:06:06 3712
Carson City 07:51:07 -68.2 Dark Up 40.5 106.6 Up 07:36:07 - 08:06:07 3685
Gardnerville 07:51:08 -68.4 Dark Up 40.6 106.4 Up 07:36:08 - 08:06:08 3666
Yerington 07:51:07 -68.3 Dark Up 41.0 106.9 Up 07:36:07 - 08:06:07 3650
Hawthorne 07:51:07 -68.7 Dark Up 41.5 107.0 Up 07:36:07 - 08:06:07 3598
Lee Vining 07:51:12 -69.3 Dark Up 41.3 106.1 Up 07:36:12 - 08:06:12 3572
Tonopah 07:51:05 -69.0 Dark Up 42.7 107.7 Up 07:36:05 - 08:06:05 3516
Bishop 07:51:12 -69.9 Dark Up 42.0 106.2 Up 07:36:12 - 08:06:12 3502
CPSLO 07:51:30 -72.1 Dark Up 40.8 102.7 Up 07:36:30 - 08:06:30 3419
Beatty 07:51:09 -70.0 Dark Up 43.4 107.1 Up 07:36:09 - 08:06:09 3411
Indian Springs 07:51:07 -70.1 Dark Up 44.3 107.7 Up 07:36:07 - 08:06:07 3349
Henderson 07:51:06 -70.4 Dark Up 45.0 107.8 Up 07:36:06 - 08:06:06 3283
Niwot 07:50:10 -63.3 Dark Up 50.2 121.2 Up 07:35:10 - 08:05:10 3277
SwRI 07:50:11 -63.4 Dark Up 50.2 121.0 Up 07:35:11 - 08:05:11 3271
Wildwood 07:51:30 -73.1 Dark Up 42.8 103.2 Up 07:36:30 - 08:06:30 3252
Searchlight/Boulder City 07:51:08 -71.0 Dark Up 45.3 107.3 Up 07:36:08 - 08:06:08 3235
Laughlin/Bullhead City 07:51:09 -71.1 Dark Up 45.6 107.3 Up 07:36:09 - 08:06:09 3198
Patrick 07:51:07 -70.7 Dark Up 46.1 108.1 Up 07:36:07 - 08:06:07 3194
Kingman/Dolan Springs 07:51:07 -71.0 Dark Up 46.0 107.7 Up 07:36:07 - 08:06:07 3183
Mohave Valley 07:51:11 -71.4 Dark Up 45.7 107.0 Up 07:36:11 - 08:06:11 3176
Idyllwild 07:51:25 -73.1 Dark Up 44.4 104.2 Up 07:36:25 - 08:06:25 3158
DCO 07:51:05 -70.7 Dark Up 46.7 108.4 Up 07:36:05 - 08:06:05 3144
Lake Havasu City 07:51:13 -71.7 Dark Up 46.0 106.8 Up 07:36:13 - 08:06:13 3135
Parker 07:51:13 -72.0 Dark Up 46.1 106.5 Up 07:36:13 - 08:06:13 3105
Blythe 07:51:16 -72.6 Dark Up 46.1 105.7 Up 07:36:16 - 08:06:16 3072
Calipatria 07:51:23 -73.3 Dark Up 45.5 104.6 Up 07:36:23 - 08:06:23 3065
Yuma 07:51:21 -73.4 Dark Up 46.3 104.8 Up 07:36:21 - 08:06:21 2997
George/Scottsdale 07:51:06 -71.4 Dark Up 48.2 108.0 Up 07:36:06 - 08:06:06 2984

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 06QJ181, (2022/11/11 07:48UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:55:10.3 +07:24:26  0.4 10.54  21
Alhena         06:37:42.8 +16:23:57  1.9  3.24  20
PPM 122497     06:27:15.8 +14:53:21  6.2  0.95  19
PPM 122554     06:29:25.2 +13:38:20  7.7  0.40  20
PPM 122534     06:28:29.4 +13:53:50 10.0  0.11  20
06QJ181        06:28:40.1 +13:59:57 15.1        20
Positions are for J2000

Event circumstances last updated at 2020/03/14 22:32:43 UT

Marc W. Buie, Southwest Research Institute

RECON