RECON: TNO occultation with 14XU40

Event between 14XU40 and star GA1120:01472288 with event index number of 1318986

Geocentric closest approach at 2023/11/15 07:06:57 UTC

J2000 position of star is 05:48:04.9 +22:44:14
Equinox of date position of star is 05:49:14.8 +22:44:33
Stellar brightness G=14.2, use SENSEUP=64
Star is 168 degrees from the moon. Moon is 4% illuminated.
TNO apparent brightness V=22.4

[RECON map]
TNO is 33.7 AU from the Sun and 32.9 AU from the Earth.
The TNO is moving 19.5 km/sec on the sky relative to the star, or, 2.9 arcsec/hr.
The 1-sigma error in the time of the event is 125 seconds.
The 1-sigma cross-track error in the shadow position is 1201 km.
The sky-plane scale is 23861.5 km/arcsec.

The TNO has an absolute magnitude Hv=7.1
Diameter=229.1 km assuming a 5% albedo -- 11.8 sec chord
Diameter=93.5 km assuming a 30% albedo -- 4.8 sec chord
Dynamical classification is 3:2E
 
 
 
 
 
 

Star training set for 14XU40, (2023/11/15 07:07UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:56:27.9 +07:24:34  0.4 15.42 156
Alnath         05:27:48.2 +28:37:32  1.6  7.65 173
PPM 094739     05:44:46.6 +23:12:49  5.9  1.19 169
PPM 094731     05:44:28.7 +22:41:06  8.5  1.17 169
PPM 094874     05:48:56.2 +22:55:45  9.0  0.23 168
PPM 094890     05:49:28.0 +22:31:02 10.2  0.23 168
14XU40         05:49:31.7 +22:44:38 14.2       168
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 5.0 sigma about the mid-time.
The median site spacing is 20.2 km RECON observability=1.0 and success probability=38.1%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kelowna 07:09:18 -57.9 Dark Down 45.7 111.0 Up 06:58:22 - 07:20:14 431
Summerland 07:09:20 -58.1 Dark Down 45.7 110.4 Up 06:58:24 - 07:20:16 412
Penticton 07:09:19 -58.2 Dark Down 45.8 110.5 Up 06:58:23 - 07:20:15 403
Okanagan Falls 07:09:20 -58.4 Dark Down 45.8 110.3 Up 06:58:24 - 07:20:16 388
Oliver 07:09:20 -58.5 Dark Down 45.9 110.2 Up 06:58:24 - 07:20:16 373
Anarchist Mountain Observatory 07:09:21 -58.7 Dark Down 46.1 110.2 Up 06:58:25 - 07:20:17 353
Oroville 07:09:21 -58.8 Dark Down 46.0 110.0 Up 06:58:25 - 07:20:17 349
Tonasket 07:09:22 -59.0 Dark Down 46.1 109.8 Up 06:58:26 - 07:20:18 328
Okanogan 07:09:23 -59.3 Dark Down 46.1 109.3 Up 06:58:27 - 07:20:19 302
Brewster 07:09:25 -59.5 Dark Down 46.1 108.9 Up 06:58:29 - 07:20:21 283
Manson/Chelan 07:09:26 -59.7 Dark Down 45.9 108.3 Up 06:58:30 - 07:20:22 273
Entiat 07:09:27 -59.9 Dark Down 46.0 108.0 Up 06:58:31 - 07:20:23 255
Wenatchee 07:09:28 -60.1 Dark Down 46.0 107.7 Up 06:58:32 - 07:20:24 235
Ellensburg 07:09:30 -60.4 Dark Down 46.0 107.1 Up 06:58:34 - 07:20:26 204
Yakima 07:09:31 -60.8 Dark Down 46.1 106.7 Up 06:58:35 - 07:20:27 168
Toppenish/White Swan 07:09:32 -61.1 Dark Down 46.3 106.6 Up 06:58:36 - 07:20:28 145
Goldendale 07:09:35 -61.5 Dark Down 46.1 105.7 Up 06:58:39 - 07:20:31 105
Pasco 07:09:29 -61.4 Dark Down 47.1 107.7 Up 06:58:33 - 07:20:25 103
The Dalles 07:09:36 -61.6 Dark Down 46.0 105.1 Up 06:58:40 - 07:20:32 94
George/Umatilla 07:09:30 -61.7 Dark Down 47.1 107.1 Up 06:58:34 - 07:20:26 78
PNWRO 07:09:29 -61.7 Dark Down 47.4 107.7 Up 06:58:33 - 07:20:25 76
Maupin 07:09:37 -62.0 Dark Down 46.1 104.8 Up 06:58:41 - 07:20:33 54
Madras/Culver 07:09:39 -62.5 Dark Down 46.3 104.2 Up 06:58:43 - 07:20:35 5
Sisters 07:09:41 -62.7 Dark Down 46.0 103.5 Up 06:58:45 - 07:20:37 -14
Redmond 07:09:40 -62.9 Dark Down 46.3 103.8 Up 06:58:44 - 07:20:36 -26
Bend 07:09:41 -63.0 Dark Down 46.3 103.5 Up 06:58:45 - 07:20:37 -42
Oregon Observatory 07:09:42 -63.2 Dark Down 46.2 103.2 Up 06:58:46 - 07:20:38 -55
La Pine/Gilchrist 07:09:43 -63.3 Dark Down 46.2 103.0 Up 06:58:47 - 07:20:39 -72
North Lake 07:09:43 -63.9 Dark Down 46.7 103.0 Up 06:58:47 - 07:20:39 -127
Chiloquin 07:09:48 -64.3 Dark Down 46.2 101.5 Up 06:58:52 - 07:20:44 -165
Paisley 07:09:43 -64.5 Dark Down 47.1 102.8 Up 06:58:47 - 07:20:39 -187
Klamath Falls 07:09:48 -64.6 Dark Down 46.3 101.3 Up 06:58:52 - 07:20:44 -199
Tulelake 07:09:48 -64.9 Dark Down 46.6 101.2 Up 06:58:52 - 07:20:44 -232
Lakeview 07:09:44 -65.0 Dark Down 47.4 102.4 Up 06:58:48 - 07:20:40 -239
Cedarville 07:09:46 -65.7 Dark Down 47.7 101.8 Up 06:58:50 - 07:20:42 -305
Fall River/Burney 07:09:51 -65.8 Dark Down 46.9 100.3 Up 06:58:55 - 07:20:47 -319
Susanville 07:09:51 -66.6 Dark Down 47.5 100.3 Up 06:58:55 - 07:20:47 -398
Greenville 07:09:52 -66.8 Dark Down 47.4 99.7 Up 06:58:56 - 07:20:48 -416
Gimple 07:09:52 -66.8 Dark Down 47.4 99.8 Up 06:58:56 - 07:20:48 -419
Quincy 07:09:53 -67.0 Dark Down 47.4 99.5 Up 06:58:57 - 07:20:49 -435
Portola 07:09:52 -67.2 Dark Down 47.8 99.8 Up 06:58:56 - 07:20:48 -460
Reno 07:09:51 -67.7 Dark Down 48.3 100.0 Up 06:58:55 - 07:20:47 -503
Carson City 07:09:51 -68.0 Dark Down 48.4 99.6 Up 06:58:55 - 07:20:47 -538
Gardnerville 07:09:52 -68.2 Dark Down 48.5 99.4 Up 06:58:56 - 07:20:48 -563
Yerington 07:09:50 -68.3 Dark Down 48.9 99.9 Up 06:58:54 - 07:20:46 -573
Hawthorne 07:09:50 -68.9 Dark Down 49.4 99.8 Up 06:58:54 - 07:20:46 -632
Lee Vining 07:09:53 -69.3 Dark Down 49.1 98.7 Up 06:58:57 - 07:20:49 -674
Tonopah 07:09:46 -69.7 Dark Down 50.6 100.3 Up 06:58:50 - 07:20:42 -715
Bishop 07:09:52 -70.1 Dark Down 49.8 98.6 Up 06:58:56 - 07:20:48 -752
Niwot 07:09:00 -67.7 Dark Down 58.7 114.4 Up 06:58:04 - 07:19:56 -793
SwRI 07:09:01 -67.8 Dark Down 58.7 114.2 Up 06:58:05 - 07:19:57 -802
Lone Pine 07:09:53 -70.9 Dark Down 50.1 98.0 Up 06:58:57 - 07:20:49 -835
Beatty 07:09:48 -70.9 Dark Down 51.1 99.3 Up 06:58:52 - 07:20:44 -841
CPSLO 07:10:04 -71.2 Dark Down 48.2 94.7 Up 06:59:08 - 07:21:00 -891
Indian Springs 07:09:45 -71.5 Dark Down 52.0 99.7 Up 06:58:49 - 07:20:41 -901
Henderson 07:09:44 -72.1 Dark Down 52.6 99.5 Up 06:58:48 - 07:20:40 -972
Searchlight/Boulder City 07:09:46 -72.7 Dark Down 52.8 98.8 Up 06:58:50 - 07:20:42 -1031
Patrick 07:09:42 -72.9 Dark Down 53.6 99.5 Up 06:58:46 - 07:20:38 -1064
Wildwood 07:10:01 -73.1 Dark Down 50.0 94.6 Up 06:59:05 - 07:20:57 -1069
Laughlin/Bullhead City 07:09:45 -73.0 Dark Down 53.1 98.7 Up 06:58:49 - 07:20:41 -1070
Kingman/Dolan Springs 07:09:43 -73.1 Dark Down 53.5 99.1 Up 06:58:47 - 07:20:39 -1082
Mohave Valley 07:09:45 -73.3 Dark Down 53.2 98.3 Up 06:58:49 - 07:20:41 -1098
DCO 07:09:40 -73.2 Dark Down 54.3 99.7 Up 06:58:44 - 07:20:36 -1113
Lake Havasu City 07:09:46 -73.7 Dark Down 53.4 98.0 Up 06:58:50 - 07:20:42 -1145
Idyllwild 07:09:55 -74.0 Dark Down 51.6 95.4 Up 06:58:59 - 07:20:51 -1157
Parker 07:09:46 -74.1 Dark Down 53.5 97.5 Up 06:58:50 - 07:20:42 -1181
Blythe 07:09:49 -74.5 Dark Down 53.3 96.6 Up 06:58:53 - 07:20:45 -1226
Calipatria 07:09:53 -74.8 Dark Down 52.6 95.4 Up 06:58:57 - 07:20:49 -1251
Yuma 07:09:51 -75.4 Dark Down 53.4 95.4 Up 06:58:55 - 07:20:47 -1319

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 14XU40, (2023/11/15 07:07UT)
Object            RA         Dec     mag  sep  mel
Betelgeuse     05:55:10.3 +07:24:26  0.4 15.42 156
Alnath         05:26:17.5 +28:36:23  1.6  7.65 173
PPM 094739     05:43:19.5 +23:12:15  5.9  1.19 169
PPM 094731     05:43:02.0 +22:40:32  8.5  1.17 169
PPM 094874     05:47:29.3 +22:55:21  9.0  0.23 168
PPM 094890     05:48:01.4 +22:30:38 10.2  0.23 168
14XU40         05:48:04.9 +22:44:14 14.2       168
Positions are for J2000

Event circumstances last updated at 2019/03/20 23:51:47 UT

Marc W. Buie, Southwest Research Institute

RECON