RECON: TNO occultation with 05VZ122

Event between 05VZ122 and star GA1020:01808904 with event index number of 1280749

Geocentric closest approach at 2023/11/16 07:09:12 UTC

J2000 position of star is 06:26:00.8 +13:19:32
Equinox of date position of star is 06:27:09.3 +13:18:45
Stellar brightness G=15.5, use SENSEUP=128
Star is 164 degrees from the moon. Moon is 10% illuminated.
TNO apparent brightness V=25.7

[RECON map]
TNO is 36.1 AU from the Sun and 35.4 AU from the Earth.
The TNO is moving 17.6 km/sec on the sky relative to the star, or, 2.5 arcsec/hr.
The 1-sigma error in the time of the event is 505 seconds.
The 1-sigma cross-track error in the shadow position is 1948 km.
The sky-plane scale is 25687.1 km/arcsec.

The TNO has an absolute magnitude Hv=10.0
Diameter=214.8 km assuming a 5% albedo -- 3.4 sec chord
Diameter=87.7 km assuming a 30% albedo -- 1.4 sec chord
Dynamical classification is SCATNEAR
 
 
 
 
 
 

Star training set for 05VZ122, (2023/11/16 07:09UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:56:27.9 +07:24:34  0.4  9.62 159
Alhena         06:39:05.4 +16:22:37  1.9  4.18 165
PPM 122364     06:23:56.8 +12:33:24  6.4  1.12 163
PPM 122454     06:27:00.6 +13:15:22  8.1  0.10 164
PPM 122468     06:27:22.2 +13:14:19  9.6  0.07 164
05VZ122        06:27:21.7 +13:18:36 15.5       164
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 1.8 sigma about the mid-time.
The median site spacing is 18.8 km RECON observability=1.0 and success probability=15.7%
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 07:11:30 -57.9 Dark Down 33.6 111.4 Up 06:56:30 - 07:26:30 -1478
Kelowna 07:11:32 -58.2 Dark Down 33.6 111.1 Up 06:56:32 - 07:26:32 -1501
Peachland 07:11:34 -58.3 Dark Down 33.5 110.7 Up 06:56:34 - 07:26:34 -1502
Victoria 07:11:48 -58.7 Dark Down 31.7 106.8 Up 06:56:48 - 07:26:48 -1508
Summerland 07:11:34 -58.4 Dark Down 33.6 110.7 Up 06:56:34 - 07:26:34 -1514
Penticton 07:11:34 -58.5 Dark Down 33.7 110.8 Up 06:56:34 - 07:26:34 -1521
Oliver 07:11:36 -58.9 Dark Down 33.8 110.6 Up 06:56:36 - 07:26:36 -1545
Anarchist Mountain Observatory 07:11:36 -59.1 Dark Down 34.0 110.6 Up 06:56:36 - 07:26:36 -1560
Tonasket 07:11:38 -59.3 Dark Down 34.1 110.4 Up 06:56:38 - 07:26:38 -1581
Okanogan 07:11:40 -59.6 Dark Down 34.1 110.1 Up 06:56:40 - 07:26:40 -1601
Brewster 07:11:42 -59.9 Dark Down 34.1 109.7 Up 06:56:42 - 07:26:42 -1615
Manson/Chelan 07:11:44 -60.0 Dark Down 33.9 109.3 Up 06:56:44 - 07:26:44 -1622
Entiat 07:11:44 -60.2 Dark Down 33.9 109.0 Up 06:56:44 - 07:26:44 -1636
Wenatchee 07:11:46 -60.4 Dark Down 34.0 108.8 Up 06:56:46 - 07:26:46 -1652
Ellensburg 07:11:48 -60.8 Dark Down 34.0 108.4 Up 06:56:48 - 07:26:48 -1676
Yakima 07:11:50 -61.2 Dark Down 34.1 108.1 Up 06:56:50 - 07:26:50 -1705
Toppenish/White Swan 07:11:50 -61.4 Dark Down 34.3 108.1 Up 06:56:50 - 07:26:50 -1724
Goldendale 07:11:54 -61.9 Dark Down 34.2 107.4 Up 06:56:54 - 07:26:54 -1754
Pasco 07:11:48 -61.8 Dark Down 35.1 109.1 Up 06:56:48 - 07:26:48 -1761
The Dalles 07:11:56 -62.0 Dark Down 34.0 106.9 Up 06:56:56 - 07:26:56 -1763
PNWRO 07:11:48 -62.1 Dark Down 35.4 109.2 Up 06:56:48 - 07:26:48 -1784
Maupin 07:11:57 -62.4 Dark Down 34.2 106.8 Up 06:56:57 - 07:26:57 -1795
Sisters 07:12:03 -63.1 Dark Down 34.1 105.8 Up 06:57:03 - 07:27:03 -1849
Redmond 07:12:01 -63.2 Dark Down 34.4 106.1 Up 06:57:01 - 07:27:01 -1860
Bend 07:12:03 -63.4 Dark Down 34.4 105.8 Up 06:57:03 - 07:27:03 -1873
Oregon Observatory 07:12:04 -63.5 Dark Down 34.3 105.6 Up 06:57:04 - 07:27:04 -1882
La Pine/Gilchrist 07:12:06 -63.7 Dark Down 34.3 105.4 Up 06:57:06 - 07:27:06 -1896
North Lake 07:12:06 -64.3 Dark Down 34.9 105.7 Up 06:57:06 - 07:27:06 -1943
Paisley 07:12:07 -64.9 Dark Down 35.3 105.6 Up 06:57:07 - 07:27:07 -1994
Klamath Falls 07:12:12 -65.0 Dark Down 34.5 104.3 Up 06:57:12 - 07:27:12 -2001
Lakeview 07:12:09 -65.4 Dark Down 35.6 105.4 Up 06:57:09 - 07:27:09 -2038
Cedarville 07:12:11 -66.1 Dark Down 35.9 105.1 Up 06:57:11 - 07:27:11 -2093
Fall River/Burney 07:12:16 -66.2 Dark Down 35.1 103.8 Up 06:57:16 - 07:27:16 -2102
Susanville 07:12:17 -67.0 Dark Down 35.8 104.0 Up 06:57:17 - 07:27:17 -2170
Greenville 07:12:19 -67.2 Dark Down 35.7 103.5 Up 06:57:19 - 07:27:19 -2185
Gimple 07:12:18 -67.2 Dark Down 35.7 103.6 Up 06:57:18 - 07:27:18 -2187
Quincy 07:12:19 -67.4 Dark Down 35.7 103.4 Up 06:57:19 - 07:27:19 -2201
Portola 07:12:19 -67.6 Dark Down 36.1 103.7 Up 06:57:19 - 07:27:19 -2223
Reno 07:12:18 -68.1 Dark Down 36.6 104.0 Up 06:57:18 - 07:27:18 -2261
Carson City 07:12:19 -68.4 Dark Down 36.8 103.7 Up 06:57:19 - 07:27:19 -2290
Gardnerville 07:12:21 -68.6 Dark Down 36.9 103.6 Up 06:57:21 - 07:27:21 -2311
Yerington 07:12:19 -68.7 Dark Down 37.3 104.1 Up 06:57:19 - 07:27:19 -2322
Hawthorne 07:12:19 -69.3 Dark Down 37.8 104.2 Up 06:57:19 - 07:27:19 -2374
Lee Vining 07:12:23 -69.7 Dark Down 37.6 103.4 Up 06:57:23 - 07:27:23 -2408
Tonopah 07:12:17 -70.1 Dark Down 39.0 104.9 Up 06:57:17 - 07:27:17 -2449
Bishop 07:12:23 -70.5 Dark Down 38.3 103.5 Up 06:57:23 - 07:27:23 -2477
Beatty 07:12:20 -71.3 Dark Down 39.6 104.3 Up 06:57:20 - 07:27:20 -2559
Niwot 07:11:31 -67.8 Dark Down 46.8 117.2 Up 06:56:31 - 07:26:31 -2576
SwRI 07:11:31 -68.0 Dark Down 46.8 117.0 Up 06:56:31 - 07:26:31 -2583
CPSLO 07:12:37 -71.7 Dark Down 36.9 100.3 Up 06:57:37 - 07:27:37 -2593
Indian Springs 07:12:18 -71.8 Dark Down 40.5 104.9 Up 06:57:18 - 07:27:18 -2615
Henderson 07:12:17 -72.4 Dark Down 41.2 105.0 Up 06:57:17 - 07:27:17 -2679
Searchlight/Boulder City 07:12:20 -73.0 Dark Down 41.4 104.5 Up 06:57:20 - 07:27:20 -2730
Wildwood 07:12:36 -73.5 Dark Down 38.8 100.8 Up 06:57:36 - 07:27:36 -2753
Patrick 07:12:17 -73.2 Dark Down 42.3 105.3 Up 06:57:17 - 07:27:17 -2763
Laughlin/Bullhead City 07:12:19 -73.4 Dark Down 41.8 104.6 Up 06:57:19 - 07:27:19 -2766
Kingman/Dolan Springs 07:12:18 -73.4 Dark Down 42.2 105.0 Up 06:57:18 - 07:27:18 -2777
Mohave Valley 07:12:21 -73.6 Dark Down 41.9 104.3 Up 06:57:21 - 07:27:21 -2790
DCO 07:12:15 -73.5 Dark Down 42.9 105.6 Up 06:57:15 - 07:27:15 -2809
Lake Havasu City 07:12:22 -74.1 Dark Down 42.2 104.2 Up 06:57:22 - 07:27:22 -2832
Idyllwild 07:12:32 -74.4 Dark Down 40.4 101.8 Up 06:57:32 - 07:27:32 -2835
Parker 07:12:23 -74.4 Dark Down 42.3 103.9 Up 06:57:23 - 07:27:23 -2864
Blythe 07:12:26 -74.9 Dark Down 42.2 103.2 Up 06:57:26 - 07:27:26 -2903
Calipatria 07:12:31 -75.2 Dark Down 41.5 102.1 Up 06:57:31 - 07:27:31 -2922
George/Scottsdale 07:12:16 -75.0 Dark Down 44.3 105.3 Up 06:57:16 - 07:27:16 -2967
Yuma 07:12:29 -75.8 Dark Down 42.3 102.4 Up 06:57:29 - 07:27:29 -2985

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 05VZ122, (2023/11/16 07:09UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:55:10.3 +07:24:26  0.4  9.62 159
Alhena         06:37:42.8 +16:23:57  1.9  4.18 165
PPM 122364     06:22:36.3 +12:34:12  6.4  1.12 163
PPM 122454     06:25:39.7 +13:16:16  8.1  0.10 164
PPM 122468     06:26:01.3 +13:15:14  9.6  0.07 164
05VZ122        06:26:00.8 +13:19:32 15.5       164
Positions are for J2000

Event circumstances last updated at 2020/03/21 20:58:54 UT

Marc W. Buie, Southwest Research Institute

RECON