RECON: TNO occultation with 03UJ292

Event between 03UJ292 and star GA1000:00240151 with event index number of 168267

Geocentric closest approach at 2018/12/01 04:11:09 UTC

J2000 position of star is 02:44:14.2 +10:17:12
Equinox of date position of star is 02:45:14.9 +10:21:55
Stellar brightness G=14.2, use SENSEUP=64
Star is 132 degrees from the moon. Moon is 37% illuminated.
TNO apparent brightness V=22.7

[RECON map]
TNO is 38.3 AU from the Sun and 37.4 AU from the Earth.
The TNO is moving 21.4 km/sec on the sky relative to the star, or, 2.8 arcsec/hr.
The 1-sigma error in the time of the event is 606 seconds.
The 1-sigma cross-track error in the shadow position is 2578 km.
The sky-plane scale is 27119.7 km/arcsec.

The TNO has an absolute magnitude Hv=6.8
Diameter=265.5 km assuming a 5% albedo -- 12.4 sec chord
Diameter=108.4 km assuming a 30% albedo -- 5.1 sec chord
Dynamical classification is SCATNEAR
 
 
 
 
 
 

Star training set for 03UJ292, (2018/12/01 04:11UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:00.5 +16:32:45  0.8 27.84 104
Menkar         03:03:16.2 +04:09:46  2.5  7.64 129
87Mu Cet       02:45:58.1 +10:11:35  4.3  0.25 132
PPM 118463     02:43:01.3 +10:37:28  7.7  0.61 133
PPM 118495     02:45:01.0 +10:23:19 10.0  0.06 132
03UJ292        02:45:15.4 +10:21:57 14.2       132
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 19.4 km RECON observability=1.0 and success probability=9.9%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Rutland 04:11:40 -39.7 Dark Down 44.3 140.5 Up 03:56:40 - 04:26:40 -2958
Penticton 04:11:42 -39.6 Dark Down 44.5 140.1 Up 03:56:42 - 04:26:42 -2979
Okanagan Falls 04:11:42 -39.7 Dark Down 44.7 139.9 Up 03:56:42 - 04:26:42 -2992
Southern Okanagan 04:11:43 -39.7 Dark Down 44.8 139.9 Up 03:56:43 - 04:26:43 -3004
Oroville 04:11:43 -39.8 Dark Down 45.0 139.8 Up 03:56:43 - 04:26:43 -3024
Tonasket 04:11:44 -39.9 Dark Down 45.2 139.7 Up 03:56:44 - 04:26:44 -3041
Okanogan 04:11:45 -39.9 Dark Down 45.4 139.3 Up 03:56:45 - 04:26:45 -3061
Brewster 04:11:47 -39.8 Dark Down 45.5 138.9 Up 03:56:47 - 04:26:47 -3076
Manson/Chelan 04:11:48 -39.6 Dark Down 45.5 138.3 Up 03:56:48 - 04:26:48 -3082
Entiat 04:11:49 -39.6 Dark Down 45.7 138.0 Up 03:56:49 - 04:26:49 -3096
Wenatchee 04:11:50 -39.6 Dark Down 45.8 137.8 Up 03:56:50 - 04:26:50 -3112
Ellensburg 04:11:52 -39.5 Dark Down 46.0 137.2 Up 03:56:52 - 04:26:52 -3137
Yakima 04:11:53 -39.6 Dark Down 46.3 136.9 Up 03:56:53 - 04:26:53 -3166
Toppenish/White Swan 04:11:53 -39.7 Dark Down 46.5 136.9 Up 03:56:53 - 04:26:53 -3186
Goldendale 04:11:56 -39.6 Dark Down 46.7 136.0 Up 03:56:56 - 04:26:56 -3216
The Dalles 04:11:58 -39.3 Dark Down 46.7 135.4 Up 03:56:58 - 04:26:58 -3223
Pasco 04:11:50 -40.6 Dark Down 47.2 138.5 Up 03:56:50 - 04:26:50 -3227
George/Umatilla 04:11:51 -40.5 Dark Down 47.4 137.9 Up 03:56:51 - 04:26:51 -3247
PNWRO 04:11:50 -40.8 Dark Down 47.5 138.6 Up 03:56:50 - 04:26:50 -3252
Maupin 04:11:58 -39.5 Dark Down 47.1 135.2 Up 03:56:58 - 04:26:58 -3258
Madras/Culver 04:12:00 -39.5 Dark Down 47.4 134.8 Up 03:57:00 - 04:27:00 -3298
Sisters 04:12:02 -39.3 Dark Down 47.5 134.0 Up 03:57:02 - 04:27:02 -3311
Redmond 04:12:01 -39.5 Dark Down 47.7 134.4 Up 03:57:01 - 04:27:01 -3324
Bend 04:12:02 -39.5 Dark Down 47.8 134.1 Up 03:57:02 - 04:27:02 -3336
Oregon Observatory 04:12:03 -39.4 Dark Down 47.8 133.8 Up 03:57:03 - 04:27:03 -3346
La Pine/Gilchrist 04:12:04 -39.4 Dark Down 47.9 133.6 Up 03:57:04 - 04:27:04 -3360
North Lake 04:12:03 -39.9 Dark Down 48.5 134.0 Up 03:57:03 - 04:27:03 -3410
Chiloquin 04:12:08 -39.3 Dark Down 48.5 132.2 Up 03:57:08 - 04:27:08 -3437
Paisley 04:12:04 -40.2 Dark Down 49.1 134.0 Up 03:57:04 - 04:27:04 -3462
Klamath Falls 04:12:09 -39.4 Dark Down 48.8 132.1 Up 03:57:09 - 04:27:09 -3466
Tulelake 04:12:08 -39.6 Dark Down 49.1 132.2 Up 03:57:08 - 04:27:08 -3495
Lakeview 04:12:05 -40.4 Dark Down 49.6 133.8 Up 03:57:05 - 04:27:05 -3507
Cedarville 04:12:06 -40.6 Dark Down 50.1 133.5 Up 03:57:06 - 04:27:06 -3564
Fall River/Burney 04:12:11 -39.8 Dark Down 49.8 131.5 Up 03:57:11 - 04:27:11 -3569
Susanville 04:12:11 -40.4 Dark Down 50.6 131.9 Up 03:57:11 - 04:27:11 -3641
Greenville 04:12:12 -40.2 Dark Down 50.6 131.3 Up 03:57:12 - 04:27:12 -3655
Gimple 04:12:12 -40.2 Dark Down 50.7 131.4 Up 03:57:12 - 04:27:12 -3657
Quincy 04:12:13 -40.2 Dark Down 50.8 131.1 Up 03:57:13 - 04:27:13 -3671
Portola 04:12:12 -40.6 Dark Down 51.1 131.6 Up 03:57:12 - 04:27:12 -3695
Reno 04:12:10 -41.1 Dark Down 51.7 132.1 Up 03:57:10 - 04:27:10 -3735
Carson City 04:12:11 -41.1 Dark Down 51.9 131.8 Up 03:57:11 - 04:27:11 -3766
Gardnerville 04:12:12 -41.2 Dark Down 52.1 131.7 Up 03:57:12 - 04:27:12 -3787
Yerington 04:12:09 -41.6 Dark Down 52.4 132.5 Up 03:57:09 - 04:27:09 -3800
Hawthorne 04:12:09 -42.1 Dark Down 53.0 132.7 Up 03:57:09 - 04:27:09 -3854
Lee Vining 04:12:12 -41.8 Dark Down 53.1 131.5 Up 03:57:12 - 04:27:12 -3887
Tonopah 04:12:05 -43.2 Dark Down 54.2 134.2 Up 03:57:05 - 04:27:05 -3934
Bishop 04:12:11 -42.4 Dark Down 54.0 131.9 Up 03:57:11 - 04:27:11 -3959
Lone Pine 04:12:12 -42.7 Dark Down 54.7 131.5 Up 03:57:12 - 04:27:12 -4034
Beatty 04:12:07 -43.7 Dark Down 55.2 133.6 Up 03:57:07 - 04:27:07 -4046
CPSLO 04:12:24 -40.7 Dark Down 53.9 126.8 Up 03:57:24 - 04:27:24 -4069
Niwot 04:11:18 -51.9 Dark Down 57.9 154.6 Up 03:56:18 - 04:26:18 -4091
Indian Springs 04:12:04 -44.6 Dark Down 56.1 134.8 Up 03:57:04 - 04:27:04 -4106
Henderson 04:12:02 -45.2 Dark Down 56.8 135.2 Up 03:57:02 - 04:27:02 -4173
Searchlight/Boulder City 04:12:03 -45.3 Dark Down 57.3 134.7 Up 03:57:03 - 04:27:03 -4225
Wildwood 04:12:19 -42.3 Dark Down 56.0 128.1 Up 03:57:19 - 04:27:19 -4237
Patrick 04:11:59 -46.1 Dark Down 57.9 136.2 Up 03:56:59 - 04:26:59 -4261
Laughlin/Bullhead City 04:12:03 -45.6 Dark Down 57.7 134.9 Up 03:57:03 - 04:27:03 -4262
Kingman/Dolan Springs 04:12:01 -46.0 Dark Down 58.0 135.7 Up 03:57:01 - 04:27:01 -4275
Mohave Valley 04:12:04 -45.6 Dark Down 57.9 134.6 Up 03:57:04 - 04:27:04 -4286
DCO 04:11:58 -46.7 Dark Down 58.5 136.9 Up 03:56:58 - 04:26:58 -4309
Idyllwild 04:12:14 -43.9 Dark Down 57.4 130.2 Up 03:57:14 - 04:27:14 -4326
Lake Havasu City 04:12:04 -45.8 Dark Down 58.3 134.5 Up 03:57:04 - 04:27:04 -4330
Parker 04:12:05 -45.9 Dark Down 58.6 134.1 Up 03:57:05 - 04:27:05 -4362
Blythe 04:12:07 -45.6 Dark Down 58.8 133.1 Up 03:57:07 - 04:27:07 -4400
Calipatria 04:12:11 -44.9 Dark Down 58.5 131.1 Up 03:57:11 - 04:27:11 -4417
Yuma 04:12:09 -45.7 Dark Down 59.4 131.9 Up 03:57:09 - 04:27:09 -4483

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 03UJ292, (2018/12/01 04:11UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:30  0.8 27.84 104
Menkar         03:02:16.8 +04:05:21  2.5  7.64 129
87Mu Cet       02:44:56.9 +10:06:50  4.3  0.25 132
PPM 118463     02:42:00.1 +10:32:40  7.7  0.61 133
PPM 118495     02:43:59.8 +10:18:33 10.0  0.06 132
03UJ292        02:44:14.2 +10:17:12 14.2       132
Positions are for J2000

Event circumstances last updated at 2018/10/08 19:33:20 UT

Marc W. Buie, Southwest Research Institute

RECON