RECON: TNO occultation with 08CT190

Event between 08CT190 and star GA1260:03543103 with event index number of 223249

Geocentric closest approach at 2019/11/26 08:31:00 UTC

J2000 position of star is 12:01:38.5 +37:31:55
Equinox of date position of star is 12:02:35.0 +37:25:46
Stellar brightness G=15.2, use SENSEUP=128
Star is 77 degrees from the moon. Moon is 0% illuminated.
TNO apparent brightness V=21.1

[RECON map]
TNO is 35.0 AU from the Sun and 35.2 AU from the Earth.
The TNO is moving 21.3 km/sec on the sky relative to the star, or, 3.0 arcsec/hr.
The 1-sigma error in the time of the event is 474 seconds.
The 1-sigma cross-track error in the shadow position is 5461 km.
The sky-plane scale is 25503.3 km/arcsec.

The TNO has an absolute magnitude Hv=5.5
Diameter=487.5 km assuming a 5% albedo -- 22.9 sec chord
Diameter=199.0 km assuming a 30% albedo -- 9.4 sec chord
Dynamical classification is SCATNEAR
 
 
 
 
 
 

Star training set for 08CT190, (2019/11/26 08:31UT)
Object            RA         Dec     mag  sep  mel
Arcturus       14:16:34.3 +19:04:49  0.0 34.44  44
Phad           11:54:52.1 +53:35:03  2.4 16.22  87
PPM 076134     11:54:06.8 +37:34:41  6.4  1.70  79
PPM 076203     12:01:11.0 +36:37:08  7.5  0.85  77
PPM 076191     11:59:46.4 +37:46:00  8.9  0.67  78
PPM 076196     12:00:43.1 +37:35:10 10.6  0.42  78
08CT190        12:02:39.5 +37:25:17 15.2        77
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 1.9 sigma about the mid-time.
The median site spacing is 0.0 km RECON observability=0.0 and success probability=0.0%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Chiloquin 08:30:28 -67.1 Dark Down 12.4 49.9 Really Low 08:15:28 - 08:45:28 15230
Sisters 08:30:34 -65.4 Dark Down 13.7 50.4 Really Low 08:15:34 - 08:45:34 15227
Klamath Falls 08:30:26 -67.4 Dark Down 12.3 49.9 Really Low 08:15:26 - 08:45:26 15226
La Pine/Gilchrist 08:30:30 -65.9 Dark Down 13.4 50.3 Really Low 08:15:30 - 08:45:30 15224
Oregon Observatory 08:30:33 -65.7 Dark Down 13.5 50.4 Really Low 08:15:33 - 08:45:33 15223
Bend 08:30:33 -65.5 Dark Down 13.7 50.5 Really Low 08:15:33 - 08:45:33 15220
Tulelake 08:30:23 -67.5 Dark Down 12.3 50.0 Really Low 08:15:23 - 08:45:23 15217
The Dalles 08:30:38 -64.1 Dark Down 14.8 50.9 Really Low 08:15:38 - 08:45:38 15217
Redmond 08:30:34 -65.3 Dark Down 13.9 50.6 Really Low 08:15:34 - 08:45:34 15217
Madras/Culver 08:30:35 -64.9 Dark Down 14.2 50.7 Really Low 08:15:35 - 08:45:35 15216
Maupin 08:30:37 -64.4 Dark Down 14.6 50.8 Really Low 08:15:37 - 08:45:37 15215
Fall River/Burney 08:30:20 -68.3 Dark Down 11.7 49.9 Really Low 08:15:20 - 08:45:20 15210
North Lake 08:30:29 -66.2 Dark Down 13.4 50.6 Really Low 08:15:29 - 08:45:29 15208
Goldendale 08:30:38 -63.8 Dark Down 15.1 51.1 Really Low 08:15:38 - 08:45:38 15208
Yakima 08:30:39 -63.0 Dark Down 15.7 51.5 Really Low 08:15:39 - 08:45:39 15200
Ellensburg 08:30:43 -62.6 Dark Down 16.0 51.6 Really Low 08:15:43 - 08:45:43 15198
Paisley 08:30:26 -66.6 Dark Down 13.3 50.7 Really Low 08:15:26 - 08:45:26 15197
Toppenish/White Swan 08:30:40 -63.1 Dark Down 15.7 51.5 Really Low 08:15:40 - 08:45:40 15196
Greenville 08:30:17 -69.0 Dark Down 11.4 50.0 Really Low 08:15:17 - 08:45:17 15192
Wenatchee 08:30:45 -62.1 Dark Down 16.4 51.8 Really Low 08:15:45 - 08:45:45 15191
Lakeview 08:30:22 -67.0 Dark Down 13.0 50.7 Really Low 08:15:22 - 08:45:22 15190
Quincy 08:30:16 -69.2 Dark Down 11.2 49.9 Really Low 08:15:16 - 08:45:16 15190
Gimple 08:30:17 -69.0 Dark Down 11.4 50.0 Really Low 08:15:17 - 08:45:17 15189
Entiat 08:30:45 -61.9 Dark Down 16.6 51.9 Really Low 08:15:45 - 08:45:45 15187
Susanville 08:30:15 -68.7 Dark Down 11.7 50.2 Really Low 08:15:15 - 08:45:15 15186
Manson/Chelan 08:30:45 -61.7 Dark Down 16.8 52.0 Really Low 08:15:45 - 08:45:45 15184
Cedarville 08:30:18 -67.5 Dark Down 12.7 50.6 Really Low 08:15:18 - 08:45:18 15181
Portola 08:30:13 -69.1 Dark Down 11.4 50.2 Really Low 08:15:13 - 08:45:13 15176
Brewster 08:30:46 -61.4 Dark Down 17.1 52.3 Really Low 08:15:46 - 08:45:46 15174
George/Umatilla 08:30:37 -63.3 Dark Down 16.0 52.0 Really Low 08:15:37 - 08:45:37 15171
Okanogan 08:30:47 -61.1 Dark Down 17.4 52.5 Really Low 08:15:47 - 08:45:47 15168
Pasco 08:30:38 -62.9 Dark Down 16.3 52.2 Really Low 08:15:38 - 08:45:38 15164
Tonasket 08:30:48 -60.7 Dark Down 17.7 52.7 Really Low 08:15:48 - 08:45:48 15162
Oroville 08:30:49 -60.5 Dark Down 17.8 52.7 Really Low 08:15:49 - 08:45:49 15161
Penticton 08:30:52 -60.0 Dark Down 18.1 52.8 Really Low 08:15:52 - 08:45:52 15159
PNWRO 08:30:37 -63.1 Dark Down 16.3 52.3 Really Low 08:15:37 - 08:45:37 15159
Reno 08:30:12 -69.1 Dark Down 11.7 50.5 Really Low 08:15:12 - 08:45:12 15155
Carson City 08:30:10 -69.4 Dark Down 11.4 50.4 Really Low 08:15:10 - 08:45:10 15151
Gardnerville 08:30:09 -69.6 Dark Down 11.3 50.4 Really Low 08:15:09 - 08:45:09 15147
Yerington 08:30:08 -69.4 Dark Down 11.7 50.7 Really Low 08:15:08 - 08:45:08 15131
CPSLO 08:29:55 -73.1 Dark Down 8.4 49.4 Really Low 08:14:55 - 08:44:55 15121
Lee Vining 08:30:03 -70.2 Dark Down 11.0 50.6 Really Low 08:15:03 - 08:45:03 15117
Hawthorne 08:30:05 -69.5 Dark Down 11.7 50.9 Really Low 08:15:05 - 08:45:05 15110
Bishop 08:29:58 -70.4 Dark Down 11.1 50.9 Really Low 08:14:58 - 08:44:58 15088
Lone Pine 08:29:56 -70.8 Dark Down 10.8 50.9 Really Low 08:14:56 - 08:44:56 15066
Tonopah 08:29:59 -69.3 Dark Down 12.3 51.6 Really Low 08:14:59 - 08:44:59 15061
Wildwood 08:29:47 -73.0 Dark Down 8.9 50.3 Really Low 08:14:47 - 08:44:47 15037
Beatty 08:29:55 -69.9 Dark Down 11.8 51.6 Really Low 08:14:55 - 08:44:55 15030
Indian Springs 08:29:51 -69.6 Dark Down 12.3 52.1 Really Low 08:14:51 - 08:44:51 14990
Idyllwild 08:29:40 -72.2 Dark Down 9.8 51.1 Really Low 08:14:40 - 08:44:40 14969
Henderson 08:29:47 -69.6 Dark Down 12.4 52.3 Really Low 08:14:47 - 08:44:47 14957
Searchlight/Boulder City 08:29:44 -69.9 Dark Down 12.1 52.2 Really Low 08:14:44 - 08:44:44 14944
Laughlin/Bullhead City 08:29:43 -69.9 Dark Down 12.1 52.3 Really Low 08:14:43 - 08:44:43 14926
Mohave Valley 08:29:42 -70.1 Dark Down 11.9 52.3 Really Low 08:14:42 - 08:44:42 14921
Calipatria 08:29:37 -71.9 Dark Down 10.2 51.6 Really Low 08:14:37 - 08:44:37 14915
Kingman/Dolan Springs 08:29:42 -69.6 Dark Down 12.5 52.6 Really Low 08:14:42 - 08:44:42 14909
Patrick 08:29:42 -69.3 Dark Down 12.7 52.7 Really Low 08:14:42 - 08:44:42 14907
Lake Havasu City 08:29:40 -70.2 Dark Down 11.9 52.3 Really Low 08:14:40 - 08:44:40 14904
Parker 08:29:38 -70.4 Dark Down 11.7 52.3 Really Low 08:14:38 - 08:44:38 14895
Blythe 08:29:37 -70.9 Dark Down 11.1 52.1 Really Low 08:14:37 - 08:44:37 14894
DCO 08:29:39 -69.1 Dark Down 13.0 53.0 Really Low 08:14:39 - 08:44:39 14875
Yuma 08:29:33 -71.5 Dark Down 10.5 51.9 Really Low 08:14:33 - 08:44:33 14874
Niwot 08:29:46 -61.0 Dark Down 21.0 58.0 Low 08:14:46 - 08:44:46 14658

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 08CT190, (2019/11/26 08:31UT)
Object            RA         Dec     mag  sep  mel
Arcturus       14:15:38.3 +19:10:20  0.0 34.44  44
Phad           11:53:50.0 +53:41:41  2.4 16.22  87
PPM 076134     11:53:05.0 +37:41:20  6.4  1.70  79
PPM 076203     12:00:09.9 +36:43:47  7.5  0.85  77
PPM 076191     11:58:45.2 +37:52:39  8.9  0.67  78
PPM 076196     11:59:41.9 +37:41:49 10.6  0.42  78
08CT190        12:01:38.5 +37:31:55 15.2        77
Positions are for J2000

Event circumstances last updated at 2018/06/12 07:51:29 UT

Marc W. Buie, Southwest Research Institute

RECON