RECON: TNO occultation with 208996

Event between (208996) 03AZ84 and star GA0940:03288136 with event index number of 1513702

Geocentric closest approach at 2026/03/02 05:47:22 UTC

J2000 position of star is 08:44:41.7 +05:30:20
Equinox of date position of star is 08:45:45.9 +05:25:52
Stellar brightness G=15.4, use SENSEUP=128
Star is 19 degrees from the moon. Moon is 98% illuminated.
TNO apparent brightness V=26.4

[RECON map]
TNO is 43.6 AU from the Sun and 42.8 AU from the Earth.
The TNO is moving 22.4 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 268 seconds.
The 1-sigma cross-track error in the shadow position is 4360 km.
The sky-plane scale is 31008.0 km/arcsec.

The TNO has an absolute magnitude Hv=10.0
Diameter=1148.2 km assuming a 5% albedo -- 2.7 sec chord
Diameter=468.7 km assuming a 30% albedo -- 1.1 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 208996, (2026/03/02 05:47UT)
Object            RA         Dec     mag  sep  mel
Regulus        10:09:45.9 +11:50:18  1.3 21.65   4
Alphard        09:28:52.4 -08:46:24  2.0 17.75  24
13Rho Hya      08:49:49.0 +05:44:22  4.3  0.99  18
10 Hya         08:46:24.4 +05:35:03  7.0  0.19  19
208996         08:46:04.7 +05:24:33 15.4        19
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 3.4 sigma about the mid-time.
The median site spacing is 16.2 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)
Clarence Fulton 05:48:49 -38.0 Dark Up 45.2 175.4 Up 05:33:49 - 06:03:49 -2255
Kelowna 05:48:49 -38.2 Dark Up 45.6 175.2 Up 05:33:49 - 06:03:49 -2289
Peachland 05:48:50 -38.1 Dark Up 45.6 174.7 Up 05:33:50 - 06:03:50 -2305
Summerland 05:48:50 -38.2 Dark Up 45.8 174.9 Up 05:33:50 - 06:03:50 -2314
Penticton 05:48:49 -38.3 Dark Up 45.9 175.0 Up 05:33:49 - 06:03:49 -2316
Oliver 05:48:49 -38.6 Dark Up 46.2 175.0 Up 05:33:49 - 06:03:49 -2343
Anarchist Mountain Observatory 05:48:48 -38.8 Dark Up 46.4 175.2 Up 05:33:48 - 06:03:48 -2350
Tonasket 05:48:48 -39.0 Dark Up 46.7 175.1 Up 05:33:48 - 06:03:48 -2376
Okanogan 05:48:48 -39.1 Dark Up 47.0 174.9 Up 05:33:48 - 06:03:48 -2407
Brewster 05:48:48 -39.2 Dark Up 47.3 174.5 Up 05:33:48 - 06:03:48 -2433
Manson/Chelan 05:48:49 -39.1 Dark Up 47.5 174.0 Up 05:33:49 - 06:03:49 -2459
Entiat 05:48:49 -39.3 Dark Up 47.7 173.8 Up 05:33:49 - 06:03:49 -2479
Victoria 05:48:59 -37.1 Dark Up 46.5 169.4 Up 05:33:59 - 06:03:59 -2497
Wenatchee 05:48:49 -39.4 Dark Up 47.9 173.7 Up 05:33:49 - 06:03:49 -2502
Ellensburg 05:48:50 -39.5 Dark Up 48.3 173.3 Up 05:33:50 - 06:03:50 -2541
Pasco 05:48:44 -40.7 Dark Up 49.2 175.3 Up 05:33:44 - 06:03:44 -2560
PNWRO 05:48:43 -41.0 Dark Up 49.4 175.6 Up 05:33:43 - 06:03:43 -2573
Yakima 05:48:49 -39.8 Dark Up 48.7 173.2 Up 05:33:49 - 06:03:49 -2574
Toppenish/White Swan 05:48:48 -40.0 Dark Up 49.0 173.4 Up 05:33:48 - 06:03:48 -2586
Niwot 05:47:48 -52.0 Dark Up 54.1 198.3 Up 05:32:48 - 06:02:48 -2625
SwRI 05:47:48 -52.0 Dark Up 54.2 198.2 Up 05:32:48 - 06:02:48 -2637
Goldendale 05:48:49 -40.1 Dark Up 49.5 172.7 Up 05:33:49 - 06:03:49 -2643
The Dalles 05:48:50 -40.1 Dark Up 49.7 172.1 Up 05:33:50 - 06:03:50 -2672
Maupin 05:48:49 -40.4 Dark Up 50.1 172.2 Up 05:33:49 - 06:03:49 -2703
Redmond 05:48:48 -40.9 Dark Up 51.0 171.9 Up 05:33:48 - 06:03:48 -2780
Sisters 05:48:49 -40.7 Dark Up 50.9 171.3 Up 05:33:49 - 06:03:49 -2789
Bend 05:48:48 -40.9 Dark Up 51.2 171.6 Up 05:33:48 - 06:03:48 -2801
Oregon Observatory 05:48:50 -41.0 Dark Up 51.3 171.4 Up 05:33:50 - 06:03:50 -2820
La Pine/Gilchrist 05:48:49 -41.1 Dark Up 51.5 171.3 Up 05:33:49 - 06:03:49 -2838
North Lake 05:48:46 -41.7 Dark Up 52.0 172.1 Up 05:33:46 - 06:03:46 -2857
Paisley 05:48:44 -42.2 Dark Up 52.6 172.6 Up 05:33:44 - 06:03:44 -2893
Lakeview 05:48:43 -42.6 Dark Up 53.1 172.8 Up 05:33:43 - 06:03:43 -2930
Klamath Falls 05:48:48 -41.8 Dark Up 52.9 170.5 Up 05:33:48 - 06:03:48 -2970
Cedarville 05:48:42 -43.1 Dark Up 53.8 173.0 Up 05:33:42 - 06:03:42 -2981
Fall River/Burney 05:48:45 -42.7 Dark Up 54.1 170.9 Up 05:33:45 - 06:03:45 -3060
Susanville 05:48:42 -43.5 Dark Up 54.8 172.0 Up 05:33:42 - 06:03:42 -3092
Gimple 05:48:42 -43.5 Dark Up 55.1 171.6 Up 05:33:42 - 06:03:42 -3122
Greenville 05:48:43 -43.5 Dark Up 55.1 171.4 Up 05:33:43 - 06:03:43 -3125
Portola 05:48:41 -44.0 Dark Up 55.5 172.2 Up 05:33:41 - 06:03:41 -3138
Reno 05:48:38 -44.5 Dark Up 55.8 173.3 Up 05:33:38 - 06:03:38 -3141
Quincy 05:48:43 -43.6 Dark Up 55.3 171.4 Up 05:33:43 - 06:03:43 -3142
Yerington 05:48:36 -45.2 Dark Up 56.4 174.3 Up 05:33:36 - 06:03:36 -3169
Carson City 05:48:38 -44.7 Dark Up 56.1 173.2 Up 05:33:38 - 06:03:38 -3172
Tonopah 05:48:26 -47.0 Dark Up 57.4 177.7 Up 05:33:26 - 06:03:26 -3189
Gardnerville 05:48:38 -44.9 Dark Up 56.4 173.3 Up 05:33:38 - 06:03:38 -3192
Hawthorne 05:48:32 -45.8 Dark Up 56.9 175.2 Up 05:33:32 - 06:03:32 -3193
Lee Vining 05:48:33 -45.9 Dark Up 57.4 174.2 Up 05:33:33 - 06:03:33 -3258
Indian Springs 05:48:19 -48.9 Dark Up 58.9 180.5 Up 05:33:19 - 06:03:19 -3269
Beatty 05:48:23 -48.0 Dark Up 58.6 178.5 Up 05:33:23 - 06:03:23 -3276
Bishop 05:48:30 -46.7 Dark Up 58.1 175.5 Up 05:33:30 - 06:03:30 -3288
Henderson 05:48:16 -49.6 Dark Up 59.5 181.9 Up 05:33:16 - 06:03:16 -3293
Patrick 05:48:10 -50.7 Dark Up 60.0 184.1 Up 05:33:10 - 06:03:10 -3311
DCO 05:48:07 -51.3 Dark Up 60.3 185.5 Up 05:33:07 - 06:03:07 -3314
Kingman/Dolan Springs 05:48:11 -50.7 Dark Up 60.3 183.7 Up 05:33:11 - 06:03:11 -3337
Searchlight/Boulder City 05:48:14 -50.0 Dark Up 60.0 182.0 Up 05:33:14 - 06:03:14 -3342
Laughlin/Bullhead City 05:48:12 -50.4 Dark Up 60.3 182.7 Up 05:33:12 - 06:03:12 -3357
Mohave Valley 05:48:12 -50.6 Dark Up 60.6 182.7 Up 05:33:12 - 06:03:12 -3381
George/Scottsdale 05:48:00 -53.0 Dark Up 61.5 188.4 Up 05:33:00 - 06:03:00 -3393
Lake Havasu City 05:48:10 -51.0 Dark Up 61.0 183.3 Up 05:33:10 - 06:03:10 -3409
Parker 05:48:10 -51.2 Dark Up 61.3 183.4 Up 05:33:10 - 06:03:10 -3439
Blythe 05:48:10 -51.3 Dark Up 61.9 182.8 Up 05:33:10 - 06:03:10 -3497
CPSLO 05:48:35 -46.3 Dark Up 59.9 170.7 Up 05:33:35 - 06:03:35 -3548
Idyllwild 05:48:18 -49.8 Dark Up 61.8 178.4 Up 05:33:18 - 06:03:18 -3559
Calipatria 05:48:13 -51.0 Dark Up 62.4 180.8 Up 05:33:13 - 06:03:13 -3574
Yuma 05:48:10 -51.8 Dark Up 62.8 182.8 Up 05:33:10 - 06:03:10 -3582
Wildwood 05:48:28 -48.3 Dark Up 61.3 174.6 Up 05:33:28 - 06:03:28 -3590

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 208996, (2026/03/02 05:47UT)
Object            RA         Dec     mag  sep  mel
Regulus        10:08:22.0 +11:58:02  1.3 21.65   4
Alphard        09:27:35.2 -08:39:30  2.0 17.75  24
13Rho Hya      08:48:26.0 +05:50:15  4.3  0.99  18
10 Hya         08:45:01.3 +05:40:50  7.0  0.19  19
208996         08:44:41.7 +05:30:20 15.4        19
Positions are for J2000

Event circumstances last updated at 2020/03/30 22:08:02 UT

Marc W. Buie, Southwest Research Institute

RECON