RECON: TNO occultation with 14KX101

Event between 14KX101 and star GA0700:07514989 with event index number of 1050931

Geocentric closest approach at 2020/06/22 07:42:47 UTC

J2000 position of star is 17:00:38.2 -19:25:15
Equinox of date position of star is 17:01:49.5 -19:26:57
Stellar brightness G=13.4, use SENSEUP=32
Star is 152 degrees from the moon. Moon is 1% illuminated.
TNO apparent brightness V=25.0

[RECON map]
TNO is 31.6 AU from the Sun and 30.6 AU from the Earth.
The TNO is moving 22.6 km/sec on the sky relative to the star, or, 3.7 arcsec/hr.
The 1-sigma error in the time of the event is 178 seconds.
The 1-sigma cross-track error in the shadow position is 1343 km.
The sky-plane scale is 22212.8 km/arcsec.

The TNO has an absolute magnitude Hv=10.0
Diameter=185.4 km assuming a 5% albedo -- 2.7 sec chord
Diameter=75.7 km assuming a 30% albedo -- 1.1 sec chord
Dynamical classification is 3:2E

Star training set for 14KX101, (2020/06/22 07:43UT)
Object            RA         Dec     mag  sep  mel
Antares        16:30:40.0 -26:28:33  0.9 10.04 146
35Eta Oph      17:11:33.2 -15:44:56  2.6  4.36 153
29 Oph         17:03:03.3 -18:54:50  5.9  0.61 152
PPM 232457     17:01:31.0 -19:11:51  8.3  0.26 152
14KX101        17:01:50.5 -19:26:59 13.4       152
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 5.1 sigma about the mid-time.
The median site spacing is 11.3 km RECON observability=1.0 and success probability=4.1%

Site Site mid-time
(UT) Sun alt
(deg) Sky Moon Star alt
(deg) Star az
(deg) Target Observing Time
(UT) X-track
(km)

Clarence Fulton 07:42:28 -16.2 AT Down 19.5 192.1 Really Low 07:27:28 - 07:57:28 3846

Kelowna 07:42:28 -16.6 AT Down 19.9 192.0 Really Low 07:27:28 - 07:57:28 3831

Peachland 07:42:29 -16.7 AT Down 20.1 191.7 Low 07:27:29 - 07:57:29 3827

Summerland 07:42:29 -16.9 AT Down 20.2 191.8 Low 07:27:29 - 07:57:29 3821

Penticton 07:42:28 -16.9 AT Down 20.2 191.9 Low 07:27:28 - 07:57:28 3818

Oliver 07:42:28 -17.3 AT Down 20.6 191.9 Low 07:27:28 - 07:57:28 3804

Anarchist Mountain Observatory 07:42:27 -17.5 AT Down 20.7 192.2 Low 07:27:27 - 07:57:27 3798

Tonasket 07:42:27 -17.8 AT Down 21.0 192.1 Low 07:27:27 - 07:57:27 3785

Victoria 07:42:40 -17.7 AT Down 21.7 188.2 Low 07:27:40 - 07:57:40 3773

Okanogan 07:42:27 -18.1 Dark Down 21.4 192.0 Low 07:27:27 - 07:57:27 3771

Brewster 07:42:28 -18.4 Dark Down 21.7 191.8 Low 07:27:28 - 07:57:28 3760

Manson/Chelan 07:42:29 -18.5 Dark Down 21.9 191.4 Low 07:27:29 - 07:57:29 3751

Entiat 07:42:29 -18.8 Dark Down 22.2 191.4 Low 07:27:29 - 07:57:29 3741

Wenatchee 07:42:29 -19.0 Dark Down 22.4 191.3 Low 07:27:29 - 07:57:29 3730

Ellensburg 07:42:30 -19.4 Dark Down 22.9 191.1 Low 07:27:30 - 07:57:30 3713

Yakima 07:42:29 -19.8 Dark Down 23.3 191.1 Low 07:27:29 - 07:57:29 3694

Toppenish/White Swan 07:42:28 -20.0 Dark Down 23.5 191.3 Low 07:27:28 - 07:57:28 3685

Pasco 07:42:24 -20.2 Dark Down 23.4 192.6 Low 07:27:24 - 07:57:24 3680

PNWRO 07:42:23 -20.5 Dark Down 23.6 192.9 Low 07:27:23 - 07:57:23 3669

Goldendale 07:42:29 -20.6 Dark Down 24.1 190.9 Low 07:27:29 - 07:57:29 3660

The Dalles 07:42:31 -20.8 Dark Down 24.3 190.6 Low 07:27:31 - 07:57:31 3649

Maupin 07:42:30 -21.2 Dark Down 24.7 190.7 Low 07:27:30 - 07:57:30 3630

Sisters 07:42:31 -22.0 Dark Down 25.6 190.3 Low 07:27:31 - 07:57:31 3588

Redmond 07:42:30 -22.1 Dark Down 25.6 190.7 Low 07:27:30 - 07:57:30 3587

Bend 07:42:29 -22.3 Dark Down 25.9 190.6 Low 07:27:29 - 07:57:29 3576

Oregon Observatory 07:42:30 -22.4 Dark Down 26.0 190.5 Low 07:27:30 - 07:57:30 3568

La Pine/Gilchrist 07:42:30 -22.6 Dark Down 26.2 190.4 Low 07:27:30 - 07:57:30 3558

North Lake 07:42:28 -23.1 Dark Down 26.6 191.1 Low 07:27:28 - 07:57:28 3537

Paisley 07:42:26 -23.7 Dark Down 27.1 191.5 Low 07:27:26 - 07:57:26 3509

Klamath Falls 07:42:30 -24.1 Dark Down 27.7 190.3 Low 07:27:30 - 07:57:30 3483

Lakeview 07:42:25 -24.2 Dark Down 27.6 191.8 Low 07:27:25 - 07:57:25 3483

Cedarville 07:42:24 -24.9 Dark Down 28.2 192.0 Low 07:27:24 - 07:57:24 3448

Fall River/Burney 07:42:28 -25.3 Dark Down 28.8 190.8 Low 07:27:28 - 07:57:28 3421

Susanville 07:42:25 -25.9 Dark Down 29.3 191.6 Low 07:27:25 - 07:57:25 3388

Greenville 07:42:26 -26.2 Dark Down 29.6 191.4 Low 07:27:26 - 07:57:26 3372

Gimple 07:42:25 -26.2 Dark Down 29.6 191.4 Low 07:27:25 - 07:57:25 3372

Quincy 07:42:25 -26.4 Dark Down 29.8 191.4 Low 07:27:25 - 07:57:25 3361

Portola 07:42:24 -26.6 Dark Down 29.9 191.9 Low 07:27:24 - 07:57:24 3354

Reno 07:42:21 -26.9 Dark Down 30.1 192.6 Up 07:27:21 - 07:57:21 3340

Niwot 07:41:30 -25.8 Dark Down 25.7 207.3 Low 07:26:30 - 07:56:30 3325

Carson City 07:42:21 -27.2 Dark Down 30.4 192.7 Up 07:27:21 - 07:57:21 3319

SwRI 07:41:30 -25.9 Dark Down 25.9 207.3 Low 07:26:30 - 07:56:30 3319

Yerington 07:42:18 -27.5 Dark Down 30.5 193.4 Up 07:27:18 - 07:57:18 3308

Gardnerville 07:42:21 -27.5 Dark Down 30.6 192.8 Up 07:27:21 - 07:57:21 3305

Hawthorne 07:42:16 -28.0 Dark Down 30.8 194.0 Up 07:27:16 - 07:57:16 3281

Tonopah 07:42:10 -28.5 Dark Down 31.0 195.6 Up 07:27:10 - 07:57:10 3253

Lee Vining 07:42:17 -28.5 Dark Down 31.5 193.6 Up 07:27:17 - 07:57:17 3249

Bishop 07:42:14 -29.1 Dark Down 31.9 194.4 Up 07:27:14 - 07:57:14 3212

Beatty 07:42:08 -29.6 Dark Down 32.0 196.2 Up 07:27:08 - 07:57:08 3183

Indian Springs 07:42:03 -30.0 Dark Down 32.1 197.5 Up 07:27:03 - 07:57:03 3161

Henderson 07:42:00 -30.5 Dark Down 32.4 198.3 Up 07:27:00 - 07:57:00 3126

Searchlight/Boulder City 07:41:59 -31.1 Dark Down 33.0 198.5 Up 07:26:59 - 07:56:59 3091

Patrick 07:41:55 -31.1 Dark Down 32.7 199.6 Up 07:26:55 - 07:56:55 3085

CPSLO 07:42:21 -31.0 Dark Down 34.3 192.3 Up 07:27:21 - 07:57:21 3084

Kingman/Dolan Springs 07:41:56 -31.4 Dark Down 33.0 199.4 Up 07:26:56 - 07:56:56 3071

Laughlin/Bullhead City 07:41:58 -31.4 Dark Down 33.2 198.9 Up 07:26:58 - 07:56:58 3070

DCO 07:41:52 -31.4 Dark Down 32.8 200.4 Up 07:26:52 - 07:56:52 3063

Mohave Valley 07:41:57 -31.7 Dark Down 33.4 199.0 Up 07:26:57 - 07:56:57 3053

Lake Havasu City 07:41:56 -32.1 Dark Down 33.7 199.3 Up 07:26:56 - 07:56:56 3026

Wildwood 07:42:12 -32.4 Dark Down 35.1 194.7 Up 07:27:12 - 07:57:12 3007

Parker 07:41:55 -32.4 Dark Down 34.0 199.4 Up 07:26:55 - 07:56:55 3003

Idyllwild 07:42:04 -32.8 Dark Down 35.1 196.9 Up 07:27:04 - 07:57:04 2982

Blythe 07:41:56 -33.0 Dark Down 34.6 199.2 Up 07:26:56 - 07:56:56 2970

George/Scottsdale 07:41:45 -32.8 Dark Down 33.7 202.1 Up 07:26:45 - 07:56:45 2968

Calipatria 07:41:59 -33.4 Dark Down 35.3 198.3 Up 07:26:59 - 07:56:59 2939

Yuma 07:41:55 -33.9 Dark Down 35.5 199.4 Up 07:26:55 - 07:56:55 2908

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 14KX101, (2020/06/22 07:43UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 10.04 146
35Eta Oph      17:10:22.7 -15:43:29  2.6  4.36 153
29 Oph         17:01:51.2 -18:53:08  5.9  0.61 152
PPM 232457     17:00:18.9 -19:10:06  8.3  0.26 152
14KX101        17:00:38.2 -19:25:15 13.4       152
Positions are for J2000

Event circumstances last updated at 2020/03/11 20:54:17 UT

Marc W. Buie, Southwest Research Institute

RECON

Site	Site mid-time (UT)	Sun alt (deg)	Sky	Moon	Star alt (deg)	Star az (deg)	Target	Observing Time (UT)	X-track (km)
Clarence Fulton	07:42:28	-16.2	AT	Down	19.5	192.1	Really Low	07:27:28 - 07:57:28	3846
Kelowna	07:42:28	-16.6	AT	Down	19.9	192.0	Really Low	07:27:28 - 07:57:28	3831
Peachland	07:42:29	-16.7	AT	Down	20.1	191.7	Low	07:27:29 - 07:57:29	3827
Summerland	07:42:29	-16.9	AT	Down	20.2	191.8	Low	07:27:29 - 07:57:29	3821
Penticton	07:42:28	-16.9	AT	Down	20.2	191.9	Low	07:27:28 - 07:57:28	3818
Oliver	07:42:28	-17.3	AT	Down	20.6	191.9	Low	07:27:28 - 07:57:28	3804
Anarchist Mountain Observatory	07:42:27	-17.5	AT	Down	20.7	192.2	Low	07:27:27 - 07:57:27	3798
Tonasket	07:42:27	-17.8	AT	Down	21.0	192.1	Low	07:27:27 - 07:57:27	3785
Victoria	07:42:40	-17.7	AT	Down	21.7	188.2	Low	07:27:40 - 07:57:40	3773
Okanogan	07:42:27	-18.1	Dark	Down	21.4	192.0	Low	07:27:27 - 07:57:27	3771
Brewster	07:42:28	-18.4	Dark	Down	21.7	191.8	Low	07:27:28 - 07:57:28	3760
Manson/Chelan	07:42:29	-18.5	Dark	Down	21.9	191.4	Low	07:27:29 - 07:57:29	3751
Entiat	07:42:29	-18.8	Dark	Down	22.2	191.4	Low	07:27:29 - 07:57:29	3741
Wenatchee	07:42:29	-19.0	Dark	Down	22.4	191.3	Low	07:27:29 - 07:57:29	3730
Ellensburg	07:42:30	-19.4	Dark	Down	22.9	191.1	Low	07:27:30 - 07:57:30	3713
Yakima	07:42:29	-19.8	Dark	Down	23.3	191.1	Low	07:27:29 - 07:57:29	3694
Toppenish/White Swan	07:42:28	-20.0	Dark	Down	23.5	191.3	Low	07:27:28 - 07:57:28	3685
Pasco	07:42:24	-20.2	Dark	Down	23.4	192.6	Low	07:27:24 - 07:57:24	3680
PNWRO	07:42:23	-20.5	Dark	Down	23.6	192.9	Low	07:27:23 - 07:57:23	3669
Goldendale	07:42:29	-20.6	Dark	Down	24.1	190.9	Low	07:27:29 - 07:57:29	3660
The Dalles	07:42:31	-20.8	Dark	Down	24.3	190.6	Low	07:27:31 - 07:57:31	3649
Maupin	07:42:30	-21.2	Dark	Down	24.7	190.7	Low	07:27:30 - 07:57:30	3630
Sisters	07:42:31	-22.0	Dark	Down	25.6	190.3	Low	07:27:31 - 07:57:31	3588
Redmond	07:42:30	-22.1	Dark	Down	25.6	190.7	Low	07:27:30 - 07:57:30	3587
Bend	07:42:29	-22.3	Dark	Down	25.9	190.6	Low	07:27:29 - 07:57:29	3576
Oregon Observatory	07:42:30	-22.4	Dark	Down	26.0	190.5	Low	07:27:30 - 07:57:30	3568
La Pine/Gilchrist	07:42:30	-22.6	Dark	Down	26.2	190.4	Low	07:27:30 - 07:57:30	3558
North Lake	07:42:28	-23.1	Dark	Down	26.6	191.1	Low	07:27:28 - 07:57:28	3537
Paisley	07:42:26	-23.7	Dark	Down	27.1	191.5	Low	07:27:26 - 07:57:26	3509
Klamath Falls	07:42:30	-24.1	Dark	Down	27.7	190.3	Low	07:27:30 - 07:57:30	3483
Lakeview	07:42:25	-24.2	Dark	Down	27.6	191.8	Low	07:27:25 - 07:57:25	3483
Cedarville	07:42:24	-24.9	Dark	Down	28.2	192.0	Low	07:27:24 - 07:57:24	3448
Fall River/Burney	07:42:28	-25.3	Dark	Down	28.8	190.8	Low	07:27:28 - 07:57:28	3421
Susanville	07:42:25	-25.9	Dark	Down	29.3	191.6	Low	07:27:25 - 07:57:25	3388
Greenville	07:42:26	-26.2	Dark	Down	29.6	191.4	Low	07:27:26 - 07:57:26	3372
Gimple	07:42:25	-26.2	Dark	Down	29.6	191.4	Low	07:27:25 - 07:57:25	3372
Quincy	07:42:25	-26.4	Dark	Down	29.8	191.4	Low	07:27:25 - 07:57:25	3361
Portola	07:42:24	-26.6	Dark	Down	29.9	191.9	Low	07:27:24 - 07:57:24	3354
Reno	07:42:21	-26.9	Dark	Down	30.1	192.6	Up	07:27:21 - 07:57:21	3340
Niwot	07:41:30	-25.8	Dark	Down	25.7	207.3	Low	07:26:30 - 07:56:30	3325
Carson City	07:42:21	-27.2	Dark	Down	30.4	192.7	Up	07:27:21 - 07:57:21	3319
SwRI	07:41:30	-25.9	Dark	Down	25.9	207.3	Low	07:26:30 - 07:56:30	3319
Yerington	07:42:18	-27.5	Dark	Down	30.5	193.4	Up	07:27:18 - 07:57:18	3308
Gardnerville	07:42:21	-27.5	Dark	Down	30.6	192.8	Up	07:27:21 - 07:57:21	3305
Hawthorne	07:42:16	-28.0	Dark	Down	30.8	194.0	Up	07:27:16 - 07:57:16	3281
Tonopah	07:42:10	-28.5	Dark	Down	31.0	195.6	Up	07:27:10 - 07:57:10	3253
Lee Vining	07:42:17	-28.5	Dark	Down	31.5	193.6	Up	07:27:17 - 07:57:17	3249
Bishop	07:42:14	-29.1	Dark	Down	31.9	194.4	Up	07:27:14 - 07:57:14	3212
Beatty	07:42:08	-29.6	Dark	Down	32.0	196.2	Up	07:27:08 - 07:57:08	3183
Indian Springs	07:42:03	-30.0	Dark	Down	32.1	197.5	Up	07:27:03 - 07:57:03	3161
Henderson	07:42:00	-30.5	Dark	Down	32.4	198.3	Up	07:27:00 - 07:57:00	3126
Searchlight/Boulder City	07:41:59	-31.1	Dark	Down	33.0	198.5	Up	07:26:59 - 07:56:59	3091
Patrick	07:41:55	-31.1	Dark	Down	32.7	199.6	Up	07:26:55 - 07:56:55	3085
CPSLO	07:42:21	-31.0	Dark	Down	34.3	192.3	Up	07:27:21 - 07:57:21	3084
Kingman/Dolan Springs	07:41:56	-31.4	Dark	Down	33.0	199.4	Up	07:26:56 - 07:56:56	3071
Laughlin/Bullhead City	07:41:58	-31.4	Dark	Down	33.2	198.9	Up	07:26:58 - 07:56:58	3070
DCO	07:41:52	-31.4	Dark	Down	32.8	200.4	Up	07:26:52 - 07:56:52	3063
Mohave Valley	07:41:57	-31.7	Dark	Down	33.4	199.0	Up	07:26:57 - 07:56:57	3053
Lake Havasu City	07:41:56	-32.1	Dark	Down	33.7	199.3	Up	07:26:56 - 07:56:56	3026
Wildwood	07:42:12	-32.4	Dark	Down	35.1	194.7	Up	07:27:12 - 07:57:12	3007
Parker	07:41:55	-32.4	Dark	Down	34.0	199.4	Up	07:26:55 - 07:56:55	3003
Idyllwild	07:42:04	-32.8	Dark	Down	35.1	196.9	Up	07:27:04 - 07:57:04	2982
Blythe	07:41:56	-33.0	Dark	Down	34.6	199.2	Up	07:26:56 - 07:56:56	2970
George/Scottsdale	07:41:45	-32.8	Dark	Down	33.7	202.1	Up	07:26:45 - 07:56:45	2968
Calipatria	07:41:59	-33.4	Dark	Down	35.3	198.3	Up	07:26:59 - 07:56:59	2939
Yuma	07:41:55	-33.9	Dark	Down	35.5	199.4	Up	07:26:55 - 07:56:55	2908