RECON: TNO occultation with 95626

Event between (95626) 02GZ32 and star GA0680:32704483 with event index number of 2133018

Geocentric closest approach at 2023/07/25 04:34:49 UTC

J2000 position of star is 18:52:22.0 -21:44:04
Equinox of date position of star is 18:53:46.5 -21:42:16
Stellar brightness G=15.6, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 79 degrees from the moon. Moon is 43% illuminated.
Apparent brightness V=19.8

[RECON map]
Object is 18.2 AU from the Sun and 17.2 AU from the Earth.
Apparent velocity is 20.3 km/sec on the sky relative to the star, or, 5.8 arcsec/hr.
The 1-sigma error in the time of the event is 79 seconds.
The 1-sigma cross-track error in the shadow position is 788 km.
The sky-plane scale is 12509.9 km/arcsec.

The object has an absolute magnitude Hv=7.2
Diameter=251.2 km assuming a 5% albedo -- 10.9 sec chord
Diameter=102.6 km assuming a 30% albedo -- 4.4 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 95626, (2023/07/25 04:36UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:51.4 -26:28:56  0.9 32.86  46
Nunki          18:56:43.5 -26:15:55  2.0  4.61  79
33 Sgr         18:55:24.5 -21:19:44  5.6  0.53  79
PPM 269009     18:53:33.2 -21:53:31  7.0  0.19  78
PPM 269003     18:53:22.7 -21:40:32  9.7  0.10  78
95626          18:53:46.7 -21:42:16 15.6        79
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 5.0 sigma about the mid-time.
The median site spacing is 24.0 km RECON observability=0.3 and success probability=0.0%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Sleaford 04:34:49 -10.6 NT Up 14.6 163.1 Really Low 04:27:45 - 04:41:53 8640
Kamloops 04:35:37 -5.6 CT Up 12.3 149.8 Really Low 04:28:33 - 04:42:41 8626
Kelowna 04:35:36 -6.6 NT Up 13.3 150.5 Really Low 04:28:32 - 04:42:40 8604
Peachland 04:35:37 -6.5 NT Up 13.3 150.3 Really Low 04:28:33 - 04:42:41 8600
Summerland 04:35:37 -6.6 NT Up 13.5 150.3 Really Low 04:28:33 - 04:42:41 8596
Penticton 04:35:37 -6.7 NT Up 13.6 150.4 Really Low 04:28:33 - 04:42:41 8594
Oliver 04:35:38 -7.0 NT Up 13.9 150.4 Really Low 04:28:34 - 04:42:42 8583
Anarchist Mountain Observatory 04:35:38 -7.2 NT Up 14.1 150.5 Really Low 04:28:34 - 04:42:42 8578
Okanogan 04:35:40 -7.5 NT Up 14.6 150.3 Really Low 04:28:36 - 04:42:44 8556
Victoria 04:35:52 -5.5 CT Up 13.1 146.9 Really Low 04:28:48 - 04:42:56 8552
Brewster 04:35:42 -7.6 NT Up 14.7 150.0 Really Low 04:28:38 - 04:42:46 8547
Manson/Chelan 04:35:43 -7.5 NT Up 14.8 149.7 Really Low 04:28:39 - 04:42:47 8540
Wenatchee 04:35:45 -7.8 NT Up 15.2 149.5 Really Low 04:28:41 - 04:42:49 8523
Ellensburg 04:35:46 -7.9 NT Up 15.4 149.2 Really Low 04:28:42 - 04:42:50 8508
Yakima 04:35:48 -8.2 NT Up 15.8 149.2 Really Low 04:28:44 - 04:42:52 8493
Toppenish/White Swan 04:35:48 -8.4 NT Up 16.0 149.3 Really Low 04:28:44 - 04:42:52 8486
PNWRO 04:35:44 -9.4 NT Up 16.9 150.6 Really Low 04:28:40 - 04:42:48 8475
The Dalles 04:35:52 -8.5 NT Up 16.4 148.5 Really Low 04:28:48 - 04:42:56 8455
Maupin 04:35:53 -8.8 NT Up 16.8 148.5 Really Low 04:28:49 - 04:42:57 8439
Sisters 04:35:57 -9.1 NT Up 17.4 147.9 Really Low 04:28:53 - 04:43:01 8404
Bend 04:35:56 -9.4 NT Up 17.7 148.1 Really Low 04:28:52 - 04:43:00 8395
Oregon Observatory 04:35:57 -9.4 NT Up 17.8 148.0 Really Low 04:28:53 - 04:43:01 8388
Chiloquin 04:36:02 -10.1 NT Up 18.7 147.4 Really Low 04:28:58 - 04:43:06 8331
Klamath Falls 04:36:03 -10.3 NT Up 19.1 147.4 Really Low 04:28:59 - 04:43:07 8316
Cedarville 04:35:59 -11.7 NT Up 20.3 148.7 Low 04:28:55 - 04:43:03 8289
Fall River/Burney 04:36:04 -11.3 NT Up 20.2 147.5 Low 04:29:00 - 04:43:08 8264
Gimple 04:36:05 -12.2 AT Up 21.2 147.8 Low 04:29:01 - 04:43:09 8222
Greenville 04:36:05 -12.1 AT Up 21.2 147.8 Low 04:29:01 - 04:43:09 8222
Quincy 04:36:05 -12.3 AT Up 21.3 147.7 Low 04:29:01 - 04:43:09 8213
Portola 04:36:04 -12.6 AT Up 21.6 148.1 Low 04:29:00 - 04:43:08 8208
Reno 04:36:02 -13.2 AT Up 22.1 148.6 Low 04:28:58 - 04:43:06 8196
Dunrhomin 04:35:05 -20.4 Dark Up 26.1 162.6 Low 04:28:01 - 04:42:09 8192
Nikitin 04:35:06 -20.5 Dark Up 26.2 162.5 Low 04:28:02 - 04:42:10 8183
CU-SBO 04:35:06 -20.5 Dark Up 26.3 162.4 Low 04:28:02 - 04:42:10 8181
Carson City 04:36:03 -13.4 AT Up 22.4 148.6 Low 04:28:59 - 04:43:07 8179
Yerington 04:36:00 -13.9 AT Up 22.9 149.1 Low 04:28:56 - 04:43:04 8170
Gardnerville 04:36:03 -13.6 AT Up 22.7 148.6 Low 04:28:59 - 04:43:07 8167
Hawthorne 04:36:00 -14.5 AT Up 23.5 149.5 Low 04:28:56 - 04:43:04 8147
Lee Vining 04:36:03 -14.6 AT Up 23.8 148.9 Low 04:28:59 - 04:43:07 8119
Bishop 04:36:01 -15.4 AT Up 24.6 149.5 Low 04:28:57 - 04:43:05 8088
Beatty 04:35:57 -16.7 AT Up 25.6 150.8 Low 04:28:53 - 04:43:01 8064
Patrick 04:35:49 -19.4 Dark Up 28.0 153.2 Low 04:28:45 - 04:42:53 7979
Laughlin/Bullhead City 04:35:52 -19.2 Dark Up 28.0 152.5 Low 04:28:48 - 04:42:56 7966
Lake Havasu City 04:35:52 -19.8 Dark Up 28.7 152.6 Low 04:28:48 - 04:42:56 7928
Wildwood 04:36:09 -17.4 AT Up 27.3 148.5 Low 04:29:05 - 04:43:13 7906
Idyllwild 04:36:03 -18.8 Dark Up 28.4 150.1 Low 04:28:59 - 04:43:07 7887
George/Scottsdale 04:35:43 -21.8 Dark Up 30.2 154.7 Up 04:28:39 - 04:42:47 7877
Calipatria 04:35:59 -20.0 Dark Up 29.4 151.1 Low 04:28:55 - 04:43:03 7849
Yuma 04:35:57 -20.8 Dark Up 30.1 151.8 Up 04:28:53 - 04:43:01 7822

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 95626, (2023/07/25 04:36UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 32.86  46
Nunki          18:55:15.9 -26:17:49  2.0  4.61  79
33 Sgr         18:54:00.1 -21:21:36  5.6  0.53  79
PPM 269009     18:52:08.4 -21:55:19  7.0  0.19  78
PPM 269003     18:51:58.1 -21:42:20  9.7  0.10  78
95626          18:52:22.0 -21:44:04 15.6        79
Positions are for J2000

Event circumstances last updated at 2023/07/04 04:03:13 UT

Marc W. Buie, Southwest Research Institute

RECON