RECON: TNO occultation with 14GE54

Event between 14GE54 and star GA0900:04208441 with event index number of 1217502

Geocentric closest approach at 2023/03/24 09:16:04 UTC

J2000 position of star is 15:03:43.9 +00:44:37
Equinox of date position of star is 15:04:42.7 +00:40:10
Stellar brightness G=14.8, use SENSEUP=128
Star is 162 degrees from the moon. Moon is 9% illuminated.
TNO apparent brightness V=22.7

[RECON map]
TNO is 39.7 AU from the Sun and 39.0 AU from the Earth.
The TNO is moving 18.5 km/sec on the sky relative to the star, or, 2.4 arcsec/hr.
The 1-sigma error in the time of the event is 207 seconds.
The 1-sigma cross-track error in the shadow position is 3035 km.
The sky-plane scale is 28258.6 km/arcsec.

The TNO has an absolute magnitude Hv=6.6
Diameter=285.8 km assuming a 5% albedo -- 15.4 sec chord
Diameter=116.7 km assuming a 30% albedo -- 6.3 sec chord
Dynamical classification is 2:1E
 
 
 
 
 
 

Star training set for 14GE54, (2023/03/24 09:16UT)
Object            RA         Dec     mag  sep  mel
Arcturus       14:16:43.6 +19:03:53  0.0 21.87 146
27Bet Lib      15:18:15.6 -09:28:02  2.6 10.65 166
110 Vir        15:04:04.6 +02:00:05  4.4  1.36 161
PPM 161218     15:04:33.5 +00:47:59  8.0  0.17 162
14GE54         15:04:55.0 +00:39:14 14.8       162
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 4.3 sigma about the mid-time.
The median site spacing is 14.2 km RECON observability=1.0 and success probability=10.6%

Site	Site mid-time (UT)	Sun alt (deg)	Sky	Moon	Star alt (deg)	Star az (deg)	Target	Observing Time (UT)	X-track (km)
Kelowna	09:19:47	-36.2	Dark	Down	36.8	149.8	Up	09:04:47 - 09:34:47	2899
Summerland	09:19:47	-36.5	Dark	Down	37.0	149.3	Up	09:04:47 - 09:34:47	2865
Penticton	09:19:48	-36.6	Dark	Down	37.1	149.4	Up	09:04:48 - 09:34:48	2864
Okanagan Falls	09:19:47	-36.8	Dark	Down	37.2	149.3	Up	09:04:47 - 09:34:47	2848
Oliver	09:19:48	-36.9	Dark	Down	37.4	149.3	Up	09:04:48 - 09:34:48	2836
Anarchist Mountain Observatory	09:19:47	-37.0	Dark	Down	37.6	149.4	Up	09:04:47 - 09:34:47	2829
Oroville	09:19:47	-37.1	Dark	Down	37.6	149.3	Up	09:04:47 - 09:34:47	2820
Tonasket	09:19:45	-37.3	Dark	Down	37.8	149.2	Up	09:04:45 - 09:34:45	2802
Okanogan	09:19:46	-37.7	Dark	Down	38.1	148.9	Up	09:04:46 - 09:34:46	2769
Brewster	09:19:47	-38.0	Dark	Down	38.2	148.6	Up	09:04:47 - 09:34:47	2739
Niwot	09:18:47	-38.8	Dark	Down	49.6	164.8	Up	09:03:47 - 09:33:47	2735
SwRI	09:18:46	-38.9	Dark	Down	49.7	164.6	Up	09:03:46 - 09:33:46	2722
Manson/Chelan	09:19:49	-38.2	Dark	Down	38.3	148.1	Up	09:04:49 - 09:34:49	2708
Entiat	09:19:47	-38.5	Dark	Down	38.4	147.9	Up	09:04:47 - 09:34:47	2687
Wenatchee	09:19:48	-38.7	Dark	Down	38.6	147.7	Up	09:04:48 - 09:34:48	2663
Ellensburg	09:19:49	-39.2	Dark	Down	38.9	147.2	Up	09:04:49 - 09:34:49	2620
Pasco	09:19:44	-39.4	Dark	Down	40.0	148.6	Up	09:04:44 - 09:34:44	2614
PNWRO	09:19:43	-39.6	Dark	Down	40.3	148.7	Up	09:04:43 - 09:34:43	2603
Yakima	09:19:49	-39.5	Dark	Down	39.2	147.0	Up	09:04:49 - 09:34:49	2586
George/Umatilla	09:19:43	-39.8	Dark	Down	40.2	148.2	Up	09:04:43 - 09:34:43	2578
Toppenish/White Swan	09:19:47	-39.7	Dark	Down	39.5	147.1	Up	09:04:47 - 09:34:47	2574
Goldendale	09:19:47	-40.3	Dark	Down	39.8	146.3	Up	09:04:47 - 09:34:47	2511
The Dalles	09:19:49	-40.6	Dark	Down	39.8	145.8	Up	09:04:49 - 09:34:49	2478
Maupin	09:19:48	-41.0	Dark	Down	40.2	145.7	Up	09:04:48 - 09:34:48	2447
Madras/Culver	09:19:49	-41.5	Dark	Down	40.6	145.4	Up	09:04:49 - 09:34:49	2399
Redmond	09:19:48	-41.8	Dark	Down	40.9	145.2	Up	09:04:48 - 09:34:48	2366
Sisters	09:19:50	-41.9	Dark	Down	40.7	144.7	Up	09:04:50 - 09:34:50	2352
Bend	09:19:49	-42.1	Dark	Down	41.0	144.9	Up	09:04:49 - 09:34:49	2342
Oregon Observatory	09:19:47	-42.3	Dark	Down	41.1	144.7	Up	09:04:47 - 09:34:47	2322
La Pine/Gilchrist	09:19:49	-42.5	Dark	Down	41.3	144.5	Up	09:04:49 - 09:34:49	2302
North Lake	09:19:46	-42.7	Dark	Down	41.9	145.0	Up	09:04:46 - 09:34:46	2289
Paisley	09:19:45	-43.1	Dark	Down	42.5	145.1	Up	09:04:45 - 09:34:45	2257
Lakeview	09:19:43	-43.5	Dark	Down	43.0	145.1	Up	09:04:43 - 09:34:43	2221
Chiloquin	09:19:49	-43.6	Dark	Down	42.0	143.5	Up	09:04:49 - 09:34:49	2191
Cedarville	09:19:41	-44.0	Dark	Down	43.6	145.0	Up	09:04:41 - 09:34:41	2172
Klamath Falls	09:19:47	-43.9	Dark	Down	42.3	143.4	Up	09:04:47 - 09:34:47	2164
Tulelake	09:19:47	-44.1	Dark	Down	42.7	143.6	Up	09:04:47 - 09:34:47	2153
Fall River/Burney	09:19:45	-44.9	Dark	Down	43.4	143.2	Up	09:04:45 - 09:34:45	2077
Susanville	09:19:42	-45.2	Dark	Down	44.3	143.7	Up	09:04:42 - 09:34:42	2054
Gimple	09:19:43	-45.5	Dark	Down	44.4	143.3	Up	09:04:43 - 09:34:43	2020
Greenville	09:19:43	-45.5	Dark	Down	44.4	143.2	Up	09:04:43 - 09:34:43	2017
Reno	09:19:37	-45.7	Dark	Down	45.3	144.2	Up	09:04:37 - 09:34:37	2014
Portola	09:19:40	-45.7	Dark	Down	44.8	143.6	Up	09:04:40 - 09:34:40	2009
Tonopah	09:19:27	-46.0	Dark	Down	47.7	146.7	Up	09:04:27 - 09:34:27	2001
Quincy	09:19:42	-45.7	Dark	Down	44.5	143.1	Up	09:04:42 - 09:34:42	1999
Yerington	09:19:34	-46.0	Dark	Down	46.1	144.7	Up	09:04:34 - 09:34:34	1995
Carson City	09:19:37	-46.0	Dark	Down	45.6	144.1	Up	09:04:37 - 09:34:37	1984
Hawthorne	09:19:32	-46.2	Dark	Down	46.7	145.1	Up	09:04:32 - 09:34:32	1978
Gardnerville	09:19:37	-46.2	Dark	Down	45.9	144.0	Up	09:04:37 - 09:34:37	1964
Indian Springs	09:19:18	-46.6	Dark	Down	49.6	147.8	Up	09:04:18 - 09:34:18	1944
DCO	09:19:06	-46.6	Dark	Down	51.9	150.5	Up	09:04:06 - 09:34:06	1938
Henderson	09:19:15	-46.8	Dark	Down	50.3	148.5	Up	09:04:15 - 09:34:15	1930
Patrick	09:19:09	-46.8	Dark	Down	51.3	149.6	Up	09:04:09 - 09:34:09	1929
Beatty	09:19:23	-46.8	Dark	Down	48.9	146.6	Up	09:04:23 - 09:34:23	1922
Lee Vining	09:19:33	-46.9	Dark	Down	46.9	144.2	Up	09:04:33 - 09:34:33	1906
Kingman/Dolan Springs	09:19:09	-47.0	Dark	Down	51.4	149.2	Up	09:04:09 - 09:34:09	1901
Bishop	09:19:29	-47.1	Dark	Down	47.7	144.7	Up	09:04:29 - 09:34:29	1886
Searchlight/Boulder City	09:19:14	-47.2	Dark	Down	50.8	148.2	Up	09:04:14 - 09:34:14	1883
Laughlin/Bullhead City	09:19:12	-47.3	Dark	Down	51.2	148.5	Up	09:04:12 - 09:34:12	1874
Mohave Valley	09:19:10	-47.5	Dark	Down	51.5	148.3	Up	09:04:10 - 09:34:10	1850
Lone Pine	09:19:26	-47.6	Dark	Down	48.5	144.6	Up	09:04:26 - 09:34:26	1835
Lake Havasu City	09:19:09	-47.7	Dark	Down	51.9	148.4	Up	09:04:09 - 09:34:09	1827
Parker	09:19:09	-48.0	Dark	Down	52.2	148.2	Up	09:04:09 - 09:34:09	1798
Blythe	09:19:08	-48.5	Dark	Down	52.5	147.4	Up	09:04:08 - 09:34:08	1737
Yuma	09:19:07	-49.3	Dark	Down	53.3	146.6	Up	09:04:07 - 09:34:07	1653
Calipatria	09:19:11	-49.4	Dark	Down	52.5	145.7	Up	09:04:11 - 09:34:11	1647
Idyllwild	09:19:18	-49.5	Dark	Down	51.5	144.5	Up	09:04:18 - 09:34:18	1643
CPSLO	09:19:34	-49.8	Dark	Down	48.3	140.4	Up	09:04:34 - 09:34:34	1598
Wildwood	09:19:25	-50.0	Dark	Down	50.3	142.2	Up	09:04:25 - 09:34:25	1585

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 14GE54, (2023/03/24 09:16UT)
Object            RA         Dec     mag  sep  mel
Arcturus       14:15:38.2 +19:10:18  0.0 21.87 146
27Bet Lib      15:17:00.3 -09:22:59  2.6 10.65 166
110 Vir        15:02:54.0 +02:05:29  4.4  1.36 161
PPM 161218     15:03:22.4 +00:53:22  8.0  0.17 162
14GE54         15:03:43.9 +00:44:37 14.8       162
Positions are for J2000

Event circumstances last updated at 2019/03/19 03:54:18 UT

RECON