RECON: TNO occultation with 01PK47

Event between 01PK47 and star GA1080:00221847 with event index number of 288928

Geocentric closest approach at 2019/09/12 07:11:57 UTC

J2000 position of star is 02:06:46.5 +18:04:02
Equinox of date position of star is 02:07:50.7 +18:09:33
Stellar brightness G=16.8, use SENSEUP=128
Star is 68 degrees from the moon. Moon is 97% illuminated.
TNO apparent brightness V=23.0

[RECON map]
TNO is 37.4 AU from the Sun and 36.7 AU from the Earth.
The TNO is moving 15.7 km/sec on the sky relative to the star, or, 2.1 arcsec/hr.
The 1-sigma error in the time of the event is 573 seconds.
The 1-sigma cross-track error in the shadow position is 3161 km.
The sky-plane scale is 26591.8 km/arcsec.

The TNO has an absolute magnitude Hv=7.2
Diameter=219.8 km assuming a 5% albedo -- 14.0 sec chord
Diameter=89.7 km assuming a 30% albedo -- 5.7 sec chord
Dynamical classification is CLASSICAL
 
 
 
 
 
 

Star training set for 01PK47, (2019/09/12 07:12UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:03.2 +16:32:50  0.8 35.58 101
6Bet Ari       01:55:43.9 +20:54:13  2.6  3.96  66
15 Ari         02:11:43.3 +19:35:32  5.7  1.70  69
PPM 117969     02:08:51.1 +18:07:20  6.7  0.24  68
PPM 117961     02:08:11.5 +18:01:53 11.1  0.15  68
01PK47         02:07:51.6 +18:09:38 16.8        68
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 1.6 sigma about the mid-time.
The median site spacing is 15.5 km RECON observability=1.0 and success probability=11.0%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kelowna 07:14:13 -35.2 Dark Up 38.2 108.8 Up 06:59:13 - 07:29:13 3341
Summerland 07:14:15 -35.4 Dark Up 38.1 108.3 Up 06:59:15 - 07:29:15 3330
Penticton 07:14:15 -35.5 Dark Up 38.2 108.3 Up 06:59:15 - 07:29:15 3322
Okanagan Falls 07:14:17 -35.7 Dark Up 38.3 108.2 Up 06:59:17 - 07:29:17 3311
Oliver 07:14:17 -35.8 Dark Up 38.3 108.1 Up 06:59:17 - 07:29:17 3299
Anarchist Mountain Observatory 07:14:18 -36.0 Dark Up 38.5 108.1 Up 06:59:18 - 07:29:18 3283
Oroville 07:14:19 -36.1 Dark Up 38.5 108.0 Up 06:59:19 - 07:29:19 3280
Tonasket 07:14:19 -36.3 Dark Up 38.6 107.8 Up 06:59:19 - 07:29:19 3264
Okanogan 07:14:22 -36.6 Dark Up 38.6 107.5 Up 06:59:22 - 07:29:22 3247
Brewster 07:14:23 -36.9 Dark Up 38.5 107.1 Up 06:59:23 - 07:29:23 3235
Manson/Chelan 07:14:26 -37.0 Dark Up 38.4 106.6 Up 06:59:26 - 07:29:26 3232
Entiat 07:14:27 -37.2 Dark Up 38.4 106.4 Up 06:59:27 - 07:29:27 3219
Wenatchee 07:14:29 -37.5 Dark Up 38.4 106.1 Up 06:59:29 - 07:29:29 3205
Ellensburg 07:14:31 -37.8 Dark Up 38.4 105.6 Up 06:59:31 - 07:29:31 3184
Yakima 07:14:34 -38.2 Dark Up 38.5 105.3 Up 06:59:34 - 07:29:34 3157
Toppenish/White Swan 07:14:35 -38.5 Dark Up 38.6 105.3 Up 06:59:35 - 07:29:35 3137
Goldendale 07:14:39 -38.9 Dark Up 38.5 104.5 Up 06:59:39 - 07:29:39 3112
The Dalles 07:14:41 -39.1 Dark Up 38.3 104.0 Up 06:59:41 - 07:29:41 3108
Pasco 07:14:32 -38.8 Dark Up 39.5 106.3 Up 06:59:32 - 07:29:32 3090
Maupin 07:14:43 -39.5 Dark Up 38.5 103.8 Up 06:59:43 - 07:29:43 3075
George/Umatilla 07:14:34 -39.1 Dark Up 39.5 105.8 Up 06:59:34 - 07:29:34 3073
PNWRO 07:14:33 -39.1 Dark Up 39.7 106.3 Up 06:59:33 - 07:29:33 3065
Madras/Culver 07:14:46 -40.0 Dark Up 38.6 103.3 Up 06:59:46 - 07:29:46 3038
Sisters 07:14:49 -40.3 Dark Up 38.4 102.7 Up 06:59:49 - 07:29:49 3029
Redmond 07:14:48 -40.4 Dark Up 38.7 103.0 Up 06:59:48 - 07:29:48 3015
Bend 07:14:49 -40.6 Dark Up 38.6 102.7 Up 06:59:49 - 07:29:49 3004
Oregon Observatory 07:14:51 -40.7 Dark Up 38.6 102.5 Up 06:59:51 - 07:29:51 2996
La Pine/Gilchrist 07:14:52 -40.9 Dark Up 38.6 102.3 Up 06:59:52 - 07:29:52 2983
North Lake 07:14:53 -41.4 Dark Up 39.1 102.4 Up 06:59:53 - 07:29:53 2933
Chiloquin 07:14:58 -41.9 Dark Up 38.6 101.2 Up 06:59:58 - 07:29:58 2915
Klamath Falls 07:15:00 -42.2 Dark Up 38.7 101.0 Up 07:00:00 - 07:30:00 2887
Paisley 07:14:54 -42.0 Dark Up 39.5 102.3 Up 06:59:54 - 07:29:54 2881
Tulelake 07:15:01 -42.6 Dark Up 39.0 101.0 Up 07:00:01 - 07:30:01 2857
Lakeview 07:14:56 -42.5 Dark Up 39.7 102.1 Up 06:59:56 - 07:29:56 2837
Fall River/Burney 07:15:05 -43.4 Dark Up 39.2 100.3 Up 07:00:05 - 07:30:05 2787
Cedarville 07:15:00 -43.2 Dark Up 40.0 101.7 Up 07:00:00 - 07:30:00 2783
Susanville 07:15:06 -44.2 Dark Up 39.9 100.4 Up 07:00:06 - 07:30:06 2715
Greenville 07:15:08 -44.4 Dark Up 39.7 100.0 Up 07:00:08 - 07:30:08 2704
Gimple 07:15:08 -44.4 Dark Up 39.8 100.0 Up 07:00:08 - 07:30:08 2701
Quincy 07:15:09 -44.6 Dark Up 39.7 99.8 Up 07:00:09 - 07:30:09 2688
Portola 07:15:09 -44.8 Dark Up 40.1 100.1 Up 07:00:09 - 07:30:09 2662
Reno 07:15:08 -45.2 Dark Up 40.7 100.3 Up 07:00:08 - 07:30:08 2620
Carson City 07:15:10 -45.6 Dark Up 40.8 100.0 Up 07:00:10 - 07:30:10 2591
Gardnerville 07:15:11 -45.8 Dark Up 40.8 99.9 Up 07:00:11 - 07:30:11 2571
Yerington 07:15:09 -45.9 Dark Up 41.3 100.3 Up 07:00:09 - 07:30:09 2554
Hawthorne 07:15:10 -46.4 Dark Up 41.8 100.3 Up 07:00:10 - 07:30:10 2499
Lee Vining 07:15:14 -46.9 Dark Up 41.5 99.5 Up 07:00:14 - 07:30:14 2472
Tonopah 07:15:08 -47.1 Dark Up 42.9 101.0 Up 07:00:08 - 07:30:08 2413
Bishop 07:15:15 -47.6 Dark Up 42.2 99.5 Up 07:00:15 - 07:30:15 2398
Lone Pine 07:15:17 -48.4 Dark Up 42.6 99.1 Up 07:00:17 - 07:30:17 2325
CPSLO 07:15:31 -49.1 Dark Up 40.7 96.2 Up 07:00:31 - 07:30:31 2312
Beatty 07:15:12 -48.3 Dark Up 43.5 100.3 Up 07:00:12 - 07:30:12 2303
Indian Springs 07:15:09 -48.8 Dark Up 44.4 100.7 Up 07:00:09 - 07:30:09 2238
Niwot 07:14:17 -45.5 Dark Up 51.1 113.5 Up 06:59:17 - 07:29:17 2170
Henderson 07:15:10 -49.4 Dark Up 45.1 100.7 Up 07:00:10 - 07:30:10 2169
SwRI 07:14:17 -45.6 Dark Up 51.1 113.3 Up 06:59:17 - 07:29:17 2165
Wildwood 07:15:31 -50.8 Dark Up 42.5 96.5 Up 07:00:31 - 07:30:31 2137
Searchlight/Boulder City 07:15:12 -50.0 Dark Up 45.2 100.2 Up 07:00:12 - 07:30:12 2119
Laughlin/Bullhead City 07:15:12 -50.3 Dark Up 45.6 100.2 Up 07:00:12 - 07:30:12 2081
Patrick 07:15:09 -50.1 Dark Up 46.1 100.9 Up 07:00:09 - 07:30:09 2076
Kingman/Dolan Springs 07:15:10 -50.3 Dark Up 46.0 100.6 Up 07:00:10 - 07:30:10 2064
Mohave Valley 07:15:14 -50.6 Dark Up 45.6 99.9 Up 07:00:14 - 07:30:14 2058
Idyllwild 07:15:26 -51.4 Dark Up 44.1 97.3 Up 07:00:26 - 07:30:26 2038
DCO 07:15:08 -50.5 Dark Up 46.7 101.1 Up 07:00:08 - 07:30:08 2025
Lake Havasu City 07:15:14 -51.0 Dark Up 45.9 99.7 Up 07:00:14 - 07:30:14 2015
Parker 07:15:15 -51.4 Dark Up 46.0 99.4 Up 07:00:15 - 07:30:15 1984
Blythe 07:15:19 -51.8 Dark Up 45.8 98.6 Up 07:00:19 - 07:30:19 1950
Calipatria 07:15:25 -52.2 Dark Up 45.1 97.5 Up 07:00:25 - 07:30:25 1942
Yuma 07:15:23 -52.8 Dark Up 45.9 97.7 Up 07:00:23 - 07:30:23 1871

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 01PK47, (2019/09/12 07:12UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:30  0.8 35.58 101
6Bet Ari       01:54:38.5 +20:48:27  2.6  3.96  66
15 Ari         02:10:37.7 +19:30:01  5.7  1.70  69
PPM 117969     02:07:46.0 +18:01:46  6.7  0.24  68
PPM 117961     02:07:06.5 +17:56:18 11.1  0.15  68
01PK47         02:06:46.5 +18:04:02 16.8        67
Positions are for J2000

Event circumstances last updated at 2019/06/07 22:39:16 UT

Marc W. Buie, Southwest Research Institute

RECON