RECON: TNO occultation with 96KV1

Event between 96KV1 and star UC4-328-186277 with event index number of 132437

Geocentric closest approach at 2018/07/14 09:30:40 UTC

J2000 position of star is 19:09:00.5 -24:24:44
Equinox of date position of star is 19:10:06.0 -24:22:57
Stellar brightness R=14.6, use SENSEUP=128
Star is 156 degrees from the moon. Moon is 3% illuminated.
TNO apparent brightness V=23.3

[RECON map]
TNO is 40.2 AU from the Sun and 39.2 AU from the Earth.
The TNO is moving 24.2 km/sec on the sky relative to the star, or, 3.1 arcsec/hr.
The 1-sigma error in the time of the event is 346 seconds.
The 1-sigma cross-track error in the shadow position is 2171 km.
The sky-plane scale is 28411.1 km/arcsec.

The TNO has an absolute magnitude Hv=7.3
Diameter=208.9 km assuming a 5% albedo -- 8.6 sec chord
Diameter=85.3 km assuming a 30% albedo -- 3.5 sec chord
Dynamical classification is CLASSICAL
 
 
 
 
 
 

Star training set for 96KV1, (2018/07/14 09:31UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:32.8 -26:28:18  0.9 35.95 120
Nunki          18:56:24.8 -26:16:20  2.0  3.63 152
PPM 269532     19:16:40.9 -24:08:47  6.4  1.51 157
PPM 269367     19:09:54.4 -24:22:58  8.4  0.05 156
96KV1          19:10:08.2 -24:22:53 14.6       156
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 2.6 sigma about the mid-time.
The median site spacing is 19.3 km RECON observability=0.5 and success probability=7.9%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Oroville 09:28:47 -16.9 AT Down 12.6 205.7 Really Low 09:13:47 - 09:43:47 2271
Tonasket 09:28:47 -17.1 AT Down 12.8 205.7 Really Low 09:13:47 - 09:43:47 2261
Okanogan 09:28:47 -17.5 AT Down 13.1 205.6 Really Low 09:13:47 - 09:43:47 2251
Brewster 09:28:47 -17.8 AT Down 13.4 205.5 Really Low 09:13:47 - 09:43:47 2244
Manson/Chelan 09:28:48 -18.0 Dark Down 13.7 205.2 Really Low 09:13:48 - 09:43:48 2244
Entiat 09:28:48 -18.3 Dark Down 14.0 205.1 Really Low 09:13:48 - 09:43:48 2236
Wenatchee 09:28:48 -18.5 Dark Down 14.2 205.1 Really Low 09:13:48 - 09:43:48 2227
Ellensburg 09:28:48 -19.0 Dark Down 14.7 204.9 Really Low 09:13:48 - 09:43:48 2215
Yakima 09:28:47 -19.4 Dark Down 15.0 205.0 Really Low 09:13:47 - 09:43:47 2197
Toppenish/White Swan 09:28:46 -19.5 Dark Down 15.2 205.1 Really Low 09:13:46 - 09:43:46 2183
Goldendale 09:28:47 -20.1 Dark Down 15.8 204.8 Really Low 09:13:47 - 09:43:47 2169
The Dalles 09:28:48 -20.4 Dark Down 16.1 204.5 Really Low 09:13:48 - 09:43:48 2167
Pasco 09:28:43 -19.3 Dark Down 14.9 206.3 Really Low 09:13:43 - 09:43:43 2148
Maupin 09:28:47 -20.8 Dark Down 16.5 204.7 Really Low 09:13:47 - 09:43:47 2145
George/Umatilla 09:28:43 -19.7 Dark Down 15.3 206.1 Really Low 09:13:43 - 09:43:43 2138
PNWRO 09:28:42 -19.5 Dark Down 15.1 206.5 Really Low 09:13:42 - 09:43:42 2131
Madras/Culver 09:28:46 -21.3 Dark Down 17.0 204.7 Really Low 09:13:46 - 09:43:46 2121
Sisters 09:28:47 -21.8 Dark Down 17.4 204.3 Really Low 09:13:47 - 09:43:47 2116
Redmond 09:28:46 -21.7 Dark Down 17.3 204.7 Really Low 09:13:46 - 09:43:46 2105
Bend 09:28:46 -21.9 Dark Down 17.6 204.6 Really Low 09:13:46 - 09:43:46 2098
Oregon Observatory 09:28:46 -22.1 Dark Down 17.8 204.5 Really Low 09:13:46 - 09:43:46 2093
La Pine/Gilchrist 09:28:46 -22.3 Dark Down 18.0 204.5 Really Low 09:13:46 - 09:43:46 2084
North Lake 09:28:44 -22.6 Dark Down 18.2 205.1 Really Low 09:13:44 - 09:43:44 2048
Chiloquin 09:28:46 -23.5 Dark Down 19.1 204.3 Really Low 09:13:46 - 09:43:46 2038
Klamath Falls 09:28:46 -23.8 Dark Down 19.4 204.4 Really Low 09:13:46 - 09:43:46 2018
Paisley 09:28:43 -23.0 Dark Down 18.6 205.5 Really Low 09:13:43 - 09:43:43 2011
Tulelake 09:28:45 -23.9 Dark Down 19.5 204.7 Really Low 09:13:45 - 09:43:45 1997
Lakeview 09:28:42 -23.4 Dark Down 19.0 205.7 Really Low 09:13:42 - 09:43:42 1981
Fall River/Burney 09:28:43 -24.8 Dark Down 20.3 204.9 Low 09:13:43 - 09:43:43 1948
Cedarville 09:28:40 -24.0 Dark Down 19.5 206.0 Really Low 09:13:40 - 09:43:40 1942
Susanville 09:28:41 -25.2 Dark Down 20.7 205.7 Low 09:13:41 - 09:43:41 1895
Greenville 09:28:41 -25.5 Dark Down 21.0 205.5 Low 09:13:41 - 09:43:41 1887
Gimple 09:28:41 -25.5 Dark Down 21.0 205.6 Low 09:13:41 - 09:43:41 1885
Quincy 09:28:41 -25.7 Dark Down 21.2 205.5 Low 09:13:41 - 09:43:41 1876
Portola 09:28:39 -25.7 Dark Down 21.1 206.0 Low 09:13:39 - 09:43:39 1857
Reno 09:28:37 -25.8 Dark Down 21.2 206.6 Low 09:13:37 - 09:43:37 1825
Carson City 09:28:37 -26.1 Dark Down 21.5 206.7 Low 09:13:37 - 09:43:37 1804
Gardnerville 09:28:36 -26.3 Dark Down 21.7 206.8 Low 09:13:36 - 09:43:36 1789
Yerington 09:28:35 -26.1 Dark Down 21.4 207.3 Low 09:13:35 - 09:43:35 1776
Hawthorne 09:28:33 -26.4 Dark Down 21.6 207.8 Low 09:13:33 - 09:43:33 1735
Lee Vining 09:28:34 -27.0 Dark Down 22.3 207.5 Low 09:13:34 - 09:43:34 1715
Tonopah 09:28:28 -26.4 Dark Down 21.5 209.2 Low 09:13:28 - 09:43:28 1668
Bishop 09:28:31 -27.4 Dark Down 22.6 208.3 Low 09:13:31 - 09:43:31 1660
Lone Pine 09:28:29 -28.0 Dark Down 23.1 208.7 Low 09:13:29 - 09:43:29 1604
CPSLO 09:28:36 -30.0 Dark Down 25.2 206.6 Low 09:13:36 - 09:43:36 1598
Beatty 09:28:25 -27.3 Dark Down 22.4 209.8 Low 09:13:25 - 09:43:25 1585
Indian Springs 09:28:22 -27.2 Dark Down 22.2 210.8 Low 09:13:22 - 09:43:22 1534
Henderson 09:28:19 -27.4 Dark Down 22.4 211.5 Low 09:13:19 - 09:43:19 1479
Wildwood 09:28:28 -30.4 Dark Down 25.5 208.8 Low 09:13:28 - 09:43:28 1462
Searchlight/Boulder City 09:28:18 -27.9 Dark Down 22.9 211.7 Low 09:13:18 - 09:43:18 1441
Niwot 09:27:58 -20.0 Dark Down 14.7 218.8 Really Low 09:12:58 - 09:42:58 1427
Laughlin/Bullhead City 09:28:17 -28.0 Dark Down 23.0 212.0 Low 09:13:17 - 09:43:17 1412
Patrick 09:28:15 -27.6 Dark Down 22.4 212.6 Low 09:13:15 - 09:43:15 1406
Kingman/Dolan Springs 09:28:16 -27.8 Dark Down 22.7 212.5 Low 09:13:16 - 09:43:16 1397
Mohave Valley 09:28:17 -28.3 Dark Down 23.2 212.1 Low 09:13:17 - 09:43:17 1394
Idyllwild 09:28:22 -30.1 Dark Down 25.1 210.5 Low 09:13:22 - 09:43:22 1383
DCO 09:28:13 -27.6 Dark Down 22.4 213.3 Low 09:13:13 - 09:43:13 1364
Lake Havasu City 09:28:16 -28.5 Dark Down 23.4 212.4 Low 09:13:16 - 09:43:16 1360
Parker 09:28:15 -28.8 Dark Down 23.7 212.5 Low 09:13:15 - 09:43:15 1336
Blythe 09:28:16 -29.4 Dark Down 24.3 212.4 Low 09:13:16 - 09:43:16 1310
Calipatria 09:28:18 -30.2 Dark Down 25.1 211.7 Low 09:13:18 - 09:43:18 1307
Yuma 09:28:15 -30.3 Dark Down 25.1 212.6 Low 09:13:15 - 09:43:15 1249

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 96KV1, (2018/07/14 09:31UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 35.95 120
Nunki          18:55:15.9 -26:17:49  2.0  3.63 152
PPM 269532     19:15:33.4 -24:10:48  6.4  1.51 157
PPM 269367     19:08:46.7 -24:24:48  8.4  0.05 156
96KV1          19:09:00.5 -24:24:44 14.6       156
Positions are for J2000

Event circumstances last updated at 2017/12/05 18:47:54 UT

Marc W. Buie, Southwest Research Institute

RECON