RECON: TNO occultation with 06QG181

Event between 06QG181 and star GA1160:01172587 with event index number of 302120

Geocentric closest approach at 2019/11/22 09:26:08 UTC

J2000 position of star is 05:17:02.5 +27:59:13
Equinox of date position of star is 05:18:15.9 +28:00:24
Stellar brightness G=13.1, use SENSEUP=32
Star is 102 degrees from the moon. Moon is 23% illuminated.
TNO apparent brightness V=24.2

[RECON map]
TNO is 32.7 AU from the Sun and 31.8 AU from the Earth.
The TNO is moving 23.1 km/sec on the sky relative to the star, or, 3.6 arcsec/hr.
The 1-sigma error in the time of the event is 350 seconds.
The 1-sigma cross-track error in the shadow position is 1908 km.
The sky-plane scale is 23033.8 km/arcsec.

The TNO has an absolute magnitude Hv=9.0
Diameter=94.6 km assuming a 5% albedo -- 4.1 sec chord
Diameter=38.6 km assuming a 30% albedo -- 1.7 sec chord
Dynamical classification is CENTAURR
 
 
 
 
 
 

Star training set for 06QG181, (2019/11/22 09:26UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:03.9 +16:32:52  0.8 14.89 114
Alnath         05:27:33.1 +28:37:21  1.6  2.13 100
PPM 094294     05:22:14.4 +27:58:32  6.3  0.87 101
PPM 094248     05:19:30.9 +28:47:58  7.4  0.84 102
PPM 094223     05:17:39.4 +27:52:23  9.7  0.19 102
06QG181        05:18:17.6 +28:00:26 13.1       102
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 2.6 sigma about the mid-time.
The median site spacing is 25.3 km RECON observability=1.0 and success probability=13.5%

Site	Site mid-time (UT)	Sun alt (deg)	Sky	Moon	Star alt (deg)	Star az (deg)	Target	Observing Time (UT)	X-track (km)
Kelowna	09:25:55	-53.9	Dark	Down	67.9	189.2	Up	09:10:55 - 09:40:55	4126
Summerland	09:25:56	-54.3	Dark	Down	68.2	188.7	Up	09:10:56 - 09:40:56	4095
Penticton	09:25:56	-54.3	Dark	Down	68.3	189.0	Up	09:10:56 - 09:40:56	4088
Okanagan Falls	09:25:56	-54.4	Dark	Down	68.5	189.0	Up	09:10:56 - 09:40:56	4069
Oliver	09:25:56	-54.5	Dark	Down	68.6	189.1	Up	09:10:56 - 09:40:56	4052
Anarchist Mountain Observatory	09:25:55	-54.6	Dark	Down	68.8	189.6	Up	09:10:55 - 09:40:55	4034
Oroville	09:25:56	-54.7	Dark	Down	68.8	189.5	Up	09:10:56 - 09:40:56	4026
Tonasket	09:25:55	-54.8	Dark	Down	69.1	189.6	Up	09:10:55 - 09:40:55	4002
Okanogan	09:25:56	-55.1	Dark	Down	69.4	189.4	Up	09:10:56 - 09:40:56	3967
Brewster	09:25:56	-55.4	Dark	Down	69.7	189.0	Up	09:10:56 - 09:40:56	3938
Manson/Chelan	09:25:57	-55.7	Dark	Down	70.0	188.2	Up	09:10:57 - 09:40:57	3916
Entiat	09:25:57	-55.9	Dark	Down	70.2	188.1	Up	09:10:57 - 09:40:57	3893
Wenatchee	09:25:58	-56.2	Dark	Down	70.4	187.9	Up	09:10:58 - 09:40:58	3866
Ellensburg	09:25:58	-56.5	Dark	Down	70.9	187.5	Up	09:10:58 - 09:40:58	3823
Yakima	09:25:58	-56.8	Dark	Down	71.3	187.6	Up	09:10:58 - 09:40:58	3780
Toppenish/White Swan	09:25:58	-56.9	Dark	Down	71.5	188.1	Up	09:10:58 - 09:40:58	3757
Pasco	09:25:54	-56.4	Dark	Down	71.4	191.7	Up	09:10:54 - 09:40:54	3746
PNWRO	09:25:53	-56.4	Dark	Down	71.7	192.4	Up	09:10:53 - 09:40:53	3720
George/Umatilla	09:25:55	-56.7	Dark	Down	71.8	191.3	Up	09:10:55 - 09:40:55	3710
Goldendale	09:26:00	-57.5	Dark	Down	72.1	187.2	Up	09:11:00 - 09:41:00	3699
The Dalles	09:26:01	-57.8	Dark	Down	72.3	186.2	Up	09:11:01 - 09:41:01	3675
Maupin	09:26:00	-58.1	Dark	Down	72.7	186.7	Up	09:11:00 - 09:41:00	3630
Madras/Culver	09:26:00	-58.5	Dark	Down	73.3	186.8	Up	09:11:00 - 09:41:00	3572
Sisters	09:26:02	-58.9	Dark	Down	73.6	185.5	Up	09:11:02 - 09:41:02	3537
Redmond	09:26:01	-58.8	Dark	Down	73.6	186.8	Up	09:11:01 - 09:41:01	3534
Bend	09:26:01	-59.0	Dark	Down	73.8	186.4	Up	09:11:01 - 09:41:01	3511
Oregon Observatory	09:26:02	-59.2	Dark	Down	74.0	186.1	Up	09:11:02 - 09:41:02	3493
La Pine/Gilchrist	09:26:02	-59.3	Dark	Down	74.2	185.9	Up	09:11:02 - 09:41:02	3471
North Lake	09:25:59	-59.3	Dark	Down	74.6	188.1	Up	09:10:59 - 09:40:59	3424
Paisley	09:25:58	-59.5	Dark	Down	75.1	189.6	Up	09:10:58 - 09:40:58	3365
Chiloquin	09:26:03	-60.3	Dark	Down	75.4	185.2	Up	09:11:03 - 09:41:03	3351
Klamath Falls	09:26:03	-60.5	Dark	Down	75.7	185.6	Up	09:11:03 - 09:41:03	3315
Lakeview	09:25:57	-59.7	Dark	Down	75.6	190.6	Up	09:10:57 - 09:40:57	3311
Tulelake	09:26:02	-60.5	Dark	Down	76.0	186.7	Up	09:11:02 - 09:41:02	3286
Cedarville	09:25:57	-60.0	Dark	Down	76.2	191.7	Up	09:10:57 - 09:40:57	3240
Fall River/Burney	09:26:01	-61.0	Dark	Down	76.8	187.5	Up	09:11:01 - 09:41:01	3187
Niwot	09:25:03	-50.8	Dark	Up	70.9	236.1	Up	09:10:03 - 09:40:03	3176
SwRI	09:25:03	-50.9	Dark	Up	71.0	236.2	Up	09:10:03 - 09:40:03	3163
Susanville	09:25:58	-61.0	Dark	Down	77.4	190.8	Up	09:10:58 - 09:40:58	3119
Greenville	09:26:00	-61.3	Dark	Down	77.7	189.9	Up	09:11:00 - 09:41:00	3089
Gimple	09:25:59	-61.2	Dark	Down	77.7	190.2	Up	09:10:59 - 09:40:59	3089
Quincy	09:25:59	-61.4	Dark	Down	77.9	190.0	Up	09:10:59 - 09:40:59	3067
Portola	09:25:58	-61.2	Dark	Down	77.9	192.1	Up	09:10:58 - 09:40:58	3054
Reno	09:25:56	-60.9	Dark	Down	78.1	195.1	Up	09:10:56 - 09:40:56	3025
Carson City	09:25:55	-61.1	Dark	Down	78.4	195.6	Up	09:10:55 - 09:40:55	2986
Yerington	09:25:53	-60.8	Dark	Down	78.5	198.6	Up	09:10:53 - 09:40:53	2966
Gardnerville	09:25:55	-61.2	Dark	Down	78.7	196.1	Up	09:10:55 - 09:40:55	2960
Hawthorne	09:25:51	-60.7	Dark	Down	78.8	201.6	Up	09:10:51 - 09:40:51	2916
Tonopah	09:25:45	-60.0	Dark	Down	78.7	208.4	Up	09:10:45 - 09:40:45	2869
Lee Vining	09:25:52	-61.4	Dark	Down	79.4	200.5	Up	09:10:52 - 09:40:52	2854
Bishop	09:25:50	-61.2	Dark	Down	79.8	205.0	Up	09:10:50 - 09:40:50	2790
Beatty	09:25:44	-60.3	Dark	Down	79.5	213.4	Up	09:10:44 - 09:40:44	2744
Indian Springs	09:25:39	-59.6	Dark	Down	79.3	218.8	Up	09:10:39 - 09:40:39	2712
Lone Pine	09:25:48	-61.3	Dark	Down	80.3	208.5	Up	09:10:48 - 09:40:48	2707
Henderson	09:25:37	-59.3	Dark	Down	79.3	223.2	Up	09:10:37 - 09:40:37	2656
Searchlight/Boulder City	09:25:36	-59.5	Dark	Down	79.7	225.6	Up	09:10:36 - 09:40:36	2594
Patrick	09:25:32	-58.8	Dark	Down	79.1	229.5	Up	09:10:32 - 09:40:32	2593
Kingman/Dolan Springs	09:25:32	-59.0	Dark	Down	79.4	229.8	Up	09:10:32 - 09:40:32	2568
DCO	09:25:29	-58.3	Dark	Down	78.9	233.0	Up	09:10:29 - 09:40:29	2564
Laughlin/Bullhead City	09:25:34	-59.4	Dark	Down	79.7	228.1	Up	09:10:34 - 09:40:34	2563
CPSLO	09:25:58	-63.8	Dark	Down	82.3	197.9	Up	09:10:58 - 09:40:58	2561
Mohave Valley	09:25:34	-59.5	Dark	Down	79.9	229.2	Up	09:10:34 - 09:40:34	2533
Lake Havasu City	09:25:33	-59.4	Dark	Down	80.0	231.8	Up	09:10:33 - 09:40:33	2490
Parker	09:25:33	-59.5	Dark	Down	80.2	233.5	Up	09:10:33 - 09:40:33	2451
Wildwood	09:25:50	-62.8	Dark	Down	82.7	214.5	Up	09:10:50 - 09:40:50	2430
Idyllwild	09:25:42	-61.5	Dark	Down	82.0	226.0	Up	09:10:42 - 09:40:42	2396
Blythe	09:25:34	-59.9	Dark	Down	80.7	235.0	Up	09:10:34 - 09:40:34	2392
Calipatria	09:25:38	-60.8	Dark	Down	81.6	234.3	Up	09:10:38 - 09:40:38	2333
Yuma	09:25:34	-60.2	Dark	Down	81.2	239.8	Up	09:10:34 - 09:40:34	2290

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 06QG181, (2019/11/22 09:26UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.3 +16:30:30  0.8 14.89 114
Alnath         05:26:17.5 +28:36:23  1.6  2.13 100
PPM 094294     05:20:59.3 +27:57:25  6.3  0.87 101
PPM 094248     05:18:15.4 +28:46:47  7.4  0.84 102
PPM 094223     05:16:24.4 +27:51:08  9.7  0.19 102
06QG181        05:17:02.5 +27:59:13 13.1       102
Positions are for J2000

Event circumstances last updated at 2019/06/07 22:54:18 UT

RECON