20122+3600 SEI 991

20^h 12^m 06.39^s +35° 59' 36.5" P.A. 296.00 sep 20.1 mag 11.68,12.50

Coord 2000	20122+3600	Discov num	SEI 991	Comp		Coord arcsec 2000	20 12 06.39 +35 59 36.5
Date first	1896	Date last	2015	Obs	11
Pa first	297	Pa last	296	P.A. Now (θ)	296°
Sep first	20.6	Sep last	20.101	Sep. Now (ρ)	20.101"
Mag pri	11.68	Mag sec	12.50	delta mag (ΔM)	0.82	Spectral class
Pri motion ra	-002	Sec motion ra	-002
Pri motion dec	-008	Sec motion dec	-008
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Gaia DR2

2058962795811769856

WDS 20122+3600 SEI 991 : NOTES

No records found.

DISCOVERER

discov	author
SEI	Scheiner, J.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	dm_number	notes	coord_arcsec_2000
20122+3600	SEI 991		1998	5	296	20.2	11.68	12.50			D	201206.39+355936.5
20122+3600	SEI 991		2002	6	296	20.1	11.68	12.50			D	201206.39+355936.5
20122+3600	SEI 991		2010	7	294	19.8	11.68	12.50				201206.39+355936.5
20122+3600	SEI 991		2015	7	296	20.1	11.68	12.50				201206.39+355936.5

If you need more information about this double, apply for a data request form to the WDS.

WDS 20122+3600 SEI 991 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20122+3600 SEI 991 : MEASURES

No records found.

WDS 20122+3600 : VIRTUAL EYEPIECE

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WDS 20122+3600 : ALADIN DSS IMAGE @ 20^h 12^m 06.39^s +35° 59' 36.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20122+3600 SEI 991 : NEIGHBORHOODS

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Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		20122+3600	SEI 991		296	20.1	0
Show		20121+3603	SEI 990		296	26.7	3
Show		20122+3603	SEI 994		250	27.1	4
Show		20117+3600	SEI 978		151	7.6	5
Show		20115+3604	SEI 972		147	23.9	9
Show		20125+3552	SEI1001		188	29.2	9
Show		20119+3551	SEI 983	AB	89	3.5	10
Show		20119+3551	SEI 983	AC	243	8.1	10
Show		20119+3551	BKO 102	AD	277	14.7	10
Show		20119+3550	SEI 985	AB	17	16.6	10
Show		20119+3550	BKO 103	AC	92	8.1	10
Show		20124+3549	TOB 177		221	20.1	12
Show		20114+3552	HJ 1490		355	8.6	12
Show		20131+3602	SEI1014		351	27.7	12
Show		20122+3548	SEI 992		77	26.4	13
Show		20119+3612	BLL 46	AB	109	53.2	13
Show		20119+3612	BKO 101	AC	242	41.1	13
Show		20113+3551	BKO 100		91	6.3	13
Show		20110+3559	SEI 961		20	13.9	14
Show		20113+3550	BU 430	AB	23	1.2	14
Show		20113+3550	BU 430	AC	173	7.2	14
Show		20113+3550	HJ 1489	AD	51	17.1	14
Show		20124+3545	BKO 104	AB	72	9.4	15
Show		20124+3545	BKO 104	AC	285	9.3	15
Show		20126+3614	SEI1003		282	23.4	16
Show		20120+3614	TOB 176		197	18.8	16
Show		20115+3545	TDT2066		43	1.5	17
Show		20132+3611	NSN 731		324	25.3	19
Show		20135+3607	SEI1019		115	23.9	19
Show		20108+3552	SEI 954		314	4.8	19
Show		20136+3553	SEI1021	BC	52	3.3	19
Show		20136+3553	SEI1021	AB	248	13.4	19
Show		20136+3553	SEI1021	AD	121	6.9	19
Show		20136+3553	SEI1021	AC	253	10.3	19
Show		20135+3551	SEI1018		170	22.3	20
Show		20126+3618	SEI1004	AB	108	25.8	20
Show		20126+3618	TOB 178	AC	288	27.8	20
Show		20123+3540	FYM 582		267	4.9	20
Show		20109+3612	SEI 959		71	21.6	20
Show		20118+3540	SEI 979		350	6.3	21
Show		20122+3621	SEI 996	AB	0	29.5	22
Show		20122+3621	STJ 71	AC	105	1.1	22
Show		20137+3551	TDT2105		168	0.6	22
Show		20115+3539	SEI 968		127	5.6	23
Show		20116+3621	SEI 976		3	8.2	23
Show		20105+3550	SEI 944		90	17.2	23
Show		20111+3619	RAO 428		292	1.0	23
Show		20105+3614	SEI 947		292	15.0	25
Show		20101+3602	SEI 938		22	5.4	25
Show		20139+3545	COU2215		75	0.7	27
Show		20111+3626	ALI 414		215	11.6	29

WDS 20122+3600 : COMPONENTS

	A
B	pa=296.0° sep=20.10"

20122+3600 A

Coord arcsec 2000

201206.39+355936.5

Mag

11.68

PmRA

-2.00

PmDE

-8.0

20122+3600 B

Coord arcsec 2000	201204.90+355945.3		Mag	12.5		PmRA	-2.00		PmDE	-8.0
Delta magnitude	0.82		Coordinate calculated	yes