RECON: TNO occultation with 14JN80

Event between 14JN80 and star GA0820:05561382 with event index number of 207414

Geocentric closest approach at 2018/10/08 03:02:29 UTC

J2000 position of star is 17:01:42.4 -07:03:46
Equinox of date position of star is 17:02:42.0 -07:05:18
Stellar brightness G=16.5, use SENSEUP=128
Star is 73 degrees from the moon. Moon is 2% illuminated.
TNO apparent brightness V=22.4

[RECON map]
TNO is 37.9 AU from the Sun and 38.3 AU from the Earth.
The TNO is moving 21.5 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 218 seconds.
The 1-sigma cross-track error in the shadow position is 3172 km.
The sky-plane scale is 27801.3 km/arcsec.

The TNO has an absolute magnitude Hv=6.4
Diameter=319.2 km assuming a 5% albedo -- 14.8 sec chord
Diameter=130.3 km assuming a 30% albedo -- 6.1 sec chord
Dynamical classification is SCATEXTD
 
 
 
 
 
 

Star training set for 14JN80, (2018/10/08 03:02UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:33.7 -26:28:19  0.9 20.84  69
13Zet Oph      16:38:11.7 -10:36:13  2.6  7.00  68
23 Oph         16:55:36.0 -06:11:00  5.3  1.99  71
PPM 200264     17:02:14.2 -07:03:16  7.5  0.12  73
14JN80         17:02:43.1 -07:05:20 16.5        74
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 4.1 sigma about the mid-time.
The median site spacing is 8.4 km RECON observability=1.0 and success probability=5.5%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Penticton 03:02:49 -16.9 AT Down 20.0 231.1 Low 02:47:49 - 03:17:49 1691
Oroville 03:02:51 -17.1 AT Down 20.3 231.3 Low 02:47:51 - 03:17:51 1675
Tonasket 03:02:52 -17.1 AT Down 20.5 231.4 Low 02:47:52 - 03:17:52 1667
Okanogan 03:02:53 -17.1 AT Down 20.7 231.4 Low 02:47:53 - 03:17:53 1654
Brewster 03:02:53 -17.0 AT Down 21.0 231.3 Low 02:47:53 - 03:17:53 1642
Manson/Chelan 03:02:53 -16.8 AT Down 21.3 231.0 Low 02:47:53 - 03:17:53 1629
Entiat 03:02:54 -16.8 AT Down 21.5 231.0 Low 02:47:54 - 03:17:54 1621
Wenatchee 03:02:55 -16.8 AT Down 21.7 231.0 Low 02:47:55 - 03:17:55 1610
Ellensburg 03:02:56 -16.7 AT Down 22.1 230.9 Low 02:47:56 - 03:17:56 1592
Pasco 03:03:02 -17.8 AT Down 21.8 232.5 Low 02:48:02 - 03:18:02 1591
PNWRO 03:03:04 -18.0 AT Down 21.8 232.8 Low 02:48:04 - 03:18:04 1586
Yakima 03:02:58 -16.7 AT Down 22.4 231.1 Low 02:47:58 - 03:17:58 1578
George/Umatilla 03:03:03 -17.7 AT Down 22.1 232.4 Low 02:48:03 - 03:18:03 1575
Toppenish/White Swan 03:03:00 -16.9 AT Down 22.4 231.3 Low 02:48:00 - 03:18:00 1573
Goldendale 03:03:00 -16.7 AT Down 23.0 231.1 Low 02:48:00 - 03:18:00 1546
Niwot 03:03:57 -29.3 Dark Down 16.0 245.9 Really Low 02:48:57 - 03:18:57 1541
The Dalles 03:03:00 -16.5 AT Down 23.3 230.8 Low 02:48:00 - 03:18:00 1531
Maupin 03:03:02 -16.6 AT Down 23.5 231.1 Low 02:48:02 - 03:18:02 1517
Madras/Culver 03:03:04 -16.7 AT Down 23.9 231.2 Low 02:48:04 - 03:18:04 1495
Redmond 03:03:05 -16.7 AT Down 24.1 231.3 Low 02:48:05 - 03:18:05 1480
Sisters 03:03:04 -16.4 AT Down 24.3 230.9 Low 02:48:04 - 03:18:04 1473
Bend 03:03:05 -16.6 AT Down 24.3 231.3 Low 02:48:05 - 03:18:05 1469
Oregon Observatory 03:03:06 -16.6 AT Down 24.5 231.2 Low 02:48:06 - 03:18:06 1459
La Pine/Gilchrist 03:03:06 -16.5 AT Down 24.7 231.2 Low 02:48:06 - 03:18:06 1450
North Lake 03:03:10 -17.1 AT Down 24.6 231.9 Low 02:48:10 - 03:18:10 1443
Paisley 03:03:12 -17.4 AT Down 24.7 232.5 Low 02:48:12 - 03:18:12 1427
Lakeview 03:03:15 -17.6 AT Down 24.9 232.8 Low 02:48:15 - 03:18:15 1409
Chiloquin 03:03:10 -16.4 AT Down 25.6 231.3 Low 02:48:10 - 03:18:10 1396
Cedarville 03:03:18 -17.9 AT Down 25.2 233.3 Low 02:48:18 - 03:18:18 1384
Klamath Falls 03:03:11 -16.6 AT Down 25.7 231.5 Low 02:48:11 - 03:18:11 1383
Tulelake 03:03:13 -16.8 AT Down 25.7 231.9 Low 02:48:13 - 03:18:13 1378
Fall River/Burney 03:03:17 -17.0 AT Down 26.2 232.4 Low 02:48:17 - 03:18:17 1339
Susanville 03:03:22 -17.7 AT Down 26.2 233.3 Low 02:48:22 - 03:18:22 1325
Gimple 03:03:22 -17.5 AT Down 26.4 233.2 Low 02:48:22 - 03:18:22 1308
Greenville 03:03:21 -17.5 AT Down 26.5 233.1 Low 02:48:21 - 03:18:21 1306
Reno 03:03:26 -18.4 Dark Down 26.1 234.4 Low 02:48:26 - 03:18:26 1301
Portola 03:03:24 -17.9 AT Down 26.4 233.7 Low 02:48:24 - 03:18:24 1300
Quincy 03:03:22 -17.5 AT Down 26.6 233.2 Low 02:48:22 - 03:18:22 1297
Yerington 03:03:30 -19.0 Dark Down 26.0 235.2 Low 02:48:30 - 03:18:30 1287
Carson City 03:03:28 -18.5 Dark Down 26.3 234.5 Low 02:48:28 - 03:18:28 1284
Tonopah 03:03:40 -20.7 Dark Down 25.3 237.2 Low 02:48:40 - 03:18:40 1278
Hawthorne 03:03:33 -19.5 Dark Down 25.9 235.8 Low 02:48:33 - 03:18:33 1275
Gardnerville 03:03:29 -18.6 Dark Down 26.4 234.7 Low 02:48:29 - 03:18:29 1273
Lee Vining 03:03:34 -19.2 Dark Down 26.6 235.6 Low 02:48:34 - 03:18:34 1237
Indian Springs 03:03:49 -22.2 Dark Down 25.0 239.0 Low 02:48:49 - 03:18:49 1231
Beatty 03:03:45 -21.3 Dark Down 25.6 238.0 Low 02:48:45 - 03:18:45 1228
Bishop 03:03:39 -19.9 Dark Down 26.4 236.5 Low 02:48:39 - 03:18:39 1221
Henderson 03:03:53 -22.8 Dark Down 24.8 239.8 Low 02:48:53 - 03:18:53 1215
Patrick 03:03:58 -23.8 Dark Down 24.3 240.9 Low 02:48:58 - 03:18:58 1201
DCO 03:04:01 -24.5 Dark Down 23.9 241.6 Low 02:49:01 - 03:19:01 1197
Lone Pine 03:03:42 -20.3 Dark Down 26.6 237.1 Low 02:48:42 - 03:18:42 1189
Kingman/Dolan Springs 03:03:58 -23.7 Dark Down 24.5 240.9 Low 02:48:58 - 03:18:58 1186
Searchlight/Boulder City 03:03:55 -23.0 Dark Down 25.0 240.1 Low 02:48:55 - 03:18:55 1186
Laughlin/Bullhead City 03:03:58 -23.3 Dark Down 24.9 240.5 Low 02:48:58 - 03:18:58 1176
Mohave Valley 03:03:58 -23.4 Dark Down 25.0 240.6 Low 02:48:58 - 03:18:58 1162
Lake Havasu City 03:04:01 -23.6 Dark Down 25.0 241.0 Low 02:49:01 - 03:19:01 1145
Parker 03:04:02 -23.7 Dark Down 25.2 241.1 Low 02:49:02 - 03:19:02 1126
Blythe 03:04:04 -23.6 Dark Down 25.6 241.1 Low 02:49:04 - 03:19:04 1092
CPSLO 03:03:40 -18.3 Dark Down 29.1 235.5 Low 02:48:40 - 03:18:40 1068
Idyllwild 03:03:57 -21.8 Dark Down 27.1 239.4 Low 02:48:57 - 03:18:57 1060
Calipatria 03:04:02 -22.9 Dark Down 26.6 240.6 Low 02:49:02 - 03:19:02 1047
Wildwood 03:03:51 -20.2 Dark Down 28.3 237.8 Low 02:48:51 - 03:18:51 1043
Yuma 03:04:07 -23.7 Dark Down 26.1 241.5 Low 02:49:07 - 03:19:07 1039

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 14JN80, (2018/10/08 03:02UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 20.84  69
13Zet Oph      16:37:09.6 -10:34:01  2.6  7.00  68
23 Oph         16:54:35.6 -06:09:15  5.3  1.99  71
PPM 200264     17:01:13.5 -07:01:41  7.5  0.12  73
14JN80         17:01:42.4 -07:03:46 16.5        73
Positions are for J2000

Event circumstances last updated at 2018/06/05 16:29:16 UT

Marc W. Buie, Southwest Research Institute

RECON