RECON: TNO occultation with 96TS66

Event between 96TS66 and star GA1160:00888454 with event index number of 1047126

Geocentric closest approach at 2021/02/01 03:30:54 UTC

J2000 position of star is 04:45:35.1 +26:15:10
Equinox of date position of star is 04:46:45.7 +26:17:12
Stellar brightness G=14.8, use SENSEUP=128
Star is 102 degrees from the moon. Moon is 87% illuminated.
TNO apparent brightness V=22.1

[RECON map]
TNO is 38.4 AU from the Sun and 37.8 AU from the Earth.
The TNO is moving 11.0 km/sec on the sky relative to the star, or, 1.4 arcsec/hr.
The 1-sigma error in the time of the event is 217 seconds.
The 1-sigma cross-track error in the shadow position is 1476 km.
The sky-plane scale is 27447.8 km/arcsec.

The TNO has an absolute magnitude Hv=6.1
Diameter=361.4 km assuming a 5% albedo -- 32.8 sec chord
Diameter=147.5 km assuming a 30% albedo -- 13.4 sec chord
Dynamical classification is CLASSICAL
 
 
 
 
 
 

Star training set for 96TS66, (2021/02/01 03:31UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:08.0 +16:33:00  0.8 10.00 106
3Iot Aur       04:58:22.2 +33:11:51  2.7  7.34  98
PPM 093661     04:40:40.5 +25:15:30  6.3  1.74 103
PPM 093748     04:47:30.0 +26:04:20  7.4  0.26 101
PPM 093746     04:47:20.8 +26:20:52 10.6  0.12 101
96TS66         04:46:53.1 +26:17:24 14.8       101
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 4.1 sigma about the mid-time.
The median site spacing is 21.7 km RECON observability=1.0 and success probability=34.0%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Summerland 03:30:24 -25.4 Dark Down 65.8 164.6 Up 03:15:24 - 03:45:24 1210
Kelowna 03:30:22 -25.7 Dark Down 65.8 165.4 Up 03:15:22 - 03:45:22 1205
Penticton 03:30:25 -25.6 Dark Down 66.1 164.8 Up 03:15:25 - 03:45:25 1176
Okanagan Falls 03:30:25 -25.6 Dark Down 66.3 164.7 Up 03:15:25 - 03:45:25 1159
Oliver 03:30:26 -25.6 Dark Down 66.5 164.6 Up 03:15:26 - 03:45:26 1143
Anarchist Mountain Observatory 03:30:25 -25.8 Dark Down 66.7 164.9 Up 03:15:25 - 03:45:25 1121
Oroville 03:30:27 -25.7 Dark Down 66.7 164.7 Up 03:15:27 - 03:45:27 1117
Tonasket 03:30:27 -25.7 Dark Down 67.0 164.6 Up 03:15:27 - 03:45:27 1095
Okanogan 03:30:29 -25.7 Dark Down 67.3 164.1 Up 03:15:29 - 03:45:29 1067
Brewster 03:30:32 -25.5 Dark Down 67.5 163.5 Up 03:15:32 - 03:45:32 1047
Manson/Chelan 03:30:35 -25.3 Dark Down 67.6 162.5 Up 03:15:35 - 03:45:35 1038
Entiat 03:30:36 -25.3 Dark Down 67.8 162.2 Up 03:15:36 - 03:45:36 1019
Wenatchee 03:30:38 -25.2 Dark Down 68.0 161.8 Up 03:15:38 - 03:45:38 998
Ellensburg 03:30:40 -25.1 Dark Down 68.4 160.9 Up 03:15:40 - 03:45:40 965
Yakima 03:30:42 -25.1 Dark Down 68.8 160.6 Up 03:15:42 - 03:45:42 927
Toppenish/White Swan 03:30:42 -25.2 Dark Down 69.0 160.8 Up 03:15:42 - 03:45:42 901
Goldendale 03:30:47 -24.9 Dark Down 69.4 159.3 Up 03:15:47 - 03:45:47 861
Pasco 03:30:34 -26.1 Dark Down 69.4 163.8 Up 03:15:34 - 03:45:34 853
The Dalles 03:30:49 -24.7 Dark Down 69.5 158.2 Up 03:15:49 - 03:45:49 850
George/Umatilla 03:30:37 -25.9 Dark Down 69.7 163.0 Up 03:15:37 - 03:45:37 828
PNWRO 03:30:34 -26.2 Dark Down 69.7 164.1 Up 03:15:34 - 03:45:34 823
Maupin 03:30:50 -24.8 Dark Down 70.0 158.1 Up 03:15:50 - 03:45:50 807
Madras/Culver 03:30:53 -24.8 Dark Down 70.5 157.4 Up 03:15:53 - 03:45:53 756
Sisters 03:30:57 -24.4 Dark Down 70.6 155.9 Up 03:15:57 - 03:45:57 738
Redmond 03:30:56 -24.7 Dark Down 70.8 156.9 Up 03:15:56 - 03:45:56 723
Bend 03:30:57 -24.6 Dark Down 70.9 156.3 Up 03:15:57 - 03:45:57 707
Oregon Observatory 03:30:58 -24.5 Dark Down 71.1 155.8 Up 03:15:58 - 03:45:58 694
La Pine/Gilchrist 03:31:00 -24.5 Dark Down 71.2 155.4 Up 03:16:00 - 03:46:00 676
North Lake 03:30:57 -24.9 Dark Down 71.8 156.5 Up 03:15:57 - 03:45:57 616
Chiloquin 03:31:06 -24.2 Dark Down 72.1 153.1 Up 03:16:06 - 03:46:06 580
Paisley 03:30:57 -25.2 Dark Down 72.4 156.8 Up 03:15:57 - 03:45:57 551
Klamath Falls 03:31:07 -24.3 Dark Down 72.5 152.8 Up 03:16:07 - 03:46:07 544
Tulelake 03:31:06 -24.5 Dark Down 72.8 153.3 Up 03:16:06 - 03:46:06 508
Lakeview 03:30:57 -25.3 Dark Down 72.9 156.7 Up 03:15:57 - 03:45:57 496
Cedarville 03:30:59 -25.5 Dark Down 73.6 156.4 Up 03:15:59 - 03:45:59 426
Fall River/Burney 03:31:09 -24.6 Dark Down 73.6 152.1 Up 03:16:09 - 03:46:09 417
Susanville 03:31:07 -25.1 Dark Down 74.5 153.3 Up 03:16:07 - 03:46:07 331
Greenville 03:31:10 -24.9 Dark Down 74.6 152.0 Up 03:16:10 - 03:46:10 314
Gimple 03:31:09 -24.9 Dark Down 74.6 152.2 Up 03:16:09 - 03:46:09 311
Quincy 03:31:10 -24.9 Dark Down 74.8 151.7 Up 03:16:10 - 03:46:10 294
Portola 03:31:07 -25.2 Dark Down 75.1 152.9 Up 03:16:07 - 03:46:07 266
Reno 03:31:04 -25.7 Dark Down 75.5 154.6 Up 03:16:04 - 03:46:04 219
Carson City 03:31:05 -25.7 Dark Down 75.9 154.0 Up 03:16:05 - 03:46:05 182
Gardnerville 03:31:06 -25.7 Dark Down 76.1 153.8 Up 03:16:06 - 03:46:06 157
Yerington 03:31:02 -26.2 Dark Down 76.2 155.9 Up 03:16:02 - 03:46:02 143
Hawthorne 03:30:59 -26.6 Dark Down 76.8 157.0 Up 03:15:59 - 03:45:59 79
Lee Vining 03:31:05 -26.2 Dark Down 77.2 154.2 Up 03:16:05 - 03:46:05 38
Tonopah 03:30:51 -27.7 Dark Down 77.6 161.6 Up 03:15:51 - 03:45:51 -12
Bishop 03:31:02 -26.8 Dark Down 78.0 155.8 Up 03:16:02 - 03:46:02 -45
Niwot 03:29:18 -36.5 Dark Down 74.9 206.0 Up 03:14:18 - 03:44:18 -124
Lone Pine 03:31:02 -27.0 Dark Down 78.8 155.7 Up 03:16:02 - 03:46:02 -133
SwRI 03:29:19 -36.5 Dark Down 75.0 205.9 Up 03:14:19 - 03:44:19 -133
Beatty 03:30:52 -28.0 Dark Down 78.9 161.7 Up 03:15:52 - 03:45:52 -143
CPSLO 03:31:26 -24.9 Dark Down 78.8 142.1 Up 03:16:26 - 03:46:26 -178
Indian Springs 03:30:45 -28.9 Dark Down 79.4 166.1 Up 03:15:45 - 03:45:45 -210
Henderson 03:30:41 -29.4 Dark Down 80.0 168.8 Up 03:15:41 - 03:45:41 -286
Searchlight/Boulder City 03:30:43 -29.4 Dark Down 80.6 168.5 Up 03:15:43 - 03:45:43 -347
Wildwood 03:31:15 -26.5 Dark Down 80.8 146.8 Up 03:16:15 - 03:46:15 -370
Patrick 03:30:35 -30.3 Dark Down 80.8 174.1 Up 03:15:35 - 03:45:35 -384
Laughlin/Bullhead City 03:30:41 -29.7 Dark Down 81.0 170.1 Up 03:15:41 - 03:45:41 -388
Kingman/Dolan Springs 03:30:37 -30.1 Dark Down 81.0 173.0 Up 03:15:37 - 03:45:37 -401
Mohave Valley 03:30:42 -29.7 Dark Down 81.2 169.8 Up 03:15:42 - 03:45:42 -416
DCO 03:30:31 -30.8 Dark Down 81.1 177.9 Up 03:15:31 - 03:45:31 -437
Lake Havasu City 03:30:42 -29.9 Dark Down 81.7 170.9 Up 03:15:42 - 03:45:42 -465
Idyllwild 03:31:03 -28.0 Dark Down 81.8 155.4 Up 03:16:03 - 03:46:03 -469
Parker 03:30:42 -29.9 Dark Down 82.0 170.7 Up 03:15:42 - 03:45:42 -503
Blythe 03:30:47 -29.7 Dark Down 82.5 168.1 Up 03:15:47 - 03:45:47 -548
Calipatria 03:30:55 -28.9 Dark Down 82.8 161.0 Up 03:15:55 - 03:45:55 -569
Yuma 03:30:49 -29.6 Dark Down 83.4 166.3 Up 03:15:49 - 03:45:49 -642

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 96TS66, (2021/02/01 03:31UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:30  0.8 10.00 106
3Iot Aur       04:56:59.6 +33:09:58  2.7  7.34  98
PPM 093661     04:39:23.2 +25:13:05  6.3  1.74 103
PPM 093748     04:46:12.1 +26:02:07  7.4  0.26 101
PPM 093746     04:46:02.8 +26:18:39 10.6  0.12 101
96TS66         04:45:35.1 +26:15:10 14.8       102
Positions are for J2000

Event circumstances last updated at 2019/02/02 21:47:14 UT

Marc W. Buie, Southwest Research Institute

RECON