21550+3851 TDT 3237

21^h 55^m 02.39^s +38° 51' 09.8" P.A. 115.00 sep 1.7 mag 11.43,12.55

Coord 2000	21550+3851	Discov num	TDT3237	Comp		Coord arcsec 2000	21 55 02.39 +38 51 09.8
Date first	1991	Date last	1991	Obs	1
Pa first	115	Pa last	115.1	P.A. Now (θ)	115.1°
Sep first	1.7	Sep last	1.7	Sep. Now (ρ)	1.7"
Mag pri	11.43	Mag sec	12.55	delta mag (ΔM)	1.12	Spectral class
Pri motion ra	-036	Sec motion ra	-036
Pri motion dec	-034	Sec motion dec	-034
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3185-01991-1

Gaia DR2

1953079035753695872

WDS 21550+3851 TDT 3237 : NOTES

No records found.

REFERENCES

No records found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21550+3851	TDT3237		1991	1	115	1.7	11.43	12.55			215502.39+385109.8

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WDS 21550+3851 TDT 3237 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21550+3851 TDT 3237 : MEASURES

No records found.

WDS 21550+3851 : VIRTUAL EYEPIECE

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WDS 21550+3851 : ALADIN DSS IMAGE @ 21^h 55^m 02.39^s +38° 51' 09.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21550+3851 TDT 3237 : 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		21550+3851	TDT3237		115	1.7
Show		21556+3849	A 1449		50	0.3	7
Show		21550+3843	KU 62		54	1.6	9
Show		21571+3858	SEI1545		324	5.8	25
Show		21529+3901	SEI1542		172	29.7	28
Show		21526+3841	MLB 991			4.4	31
Show		21520+3857	COU1823		13	1.0	36
Show		21576+3912	TDT3260		304	0.5	37
Show		21547+3814	TOK 638	AB	65	999.9	38
Show		21586+3900	COU1824		300	0.6	43
Show		21520+3826	HDS3114		119	0.1	44
Show		21522+3817	TDT3205		142	0.5	48
Show		21591+3900	MLB 789		359	9.8	48
Show		21590+3839	COU1339		261	1.4	50
Show		21506+3847	MLB 962		322	4.4	53
Show		21509+3918	MLB 788		52	4.9	56
Show		21559+3752	ES 2524		277	6.2	60
Show		22001+3859	TDT3284		233	1.3	61
Show		21542+3953	HJ 1703		82	8.9	63
Show		21513+3938	TDT3196		234	2.1	64
Show		21504+3927	HO 170		256	0.3	65
Show		21512+3941	TDT3192		118	0.5	67
Show		21585+3944	TDT3268		318	0.5	67
Show		21492+3849	TDT3176		1	2.3	69
Show		21599+3930	ALI1168		206	13.6	69
Show		21589+3755	A 1450		190	4.1	72
Show		22011+3832	RAO 471		330	1.3	74
Show		21490+3912	TDT3173		137	0.6	74
Show		22011+3915	A 1451	AB	13	0.2	75
Show		22011+3915	SEI1549	AB,C	22	36.1	75
Show		21505+3944	ES 211	AB	197	2.5	76
Show		21505+3944	ES 211	AC	178	10.1	76
Show		21505+3944	ES 211	AD	102	21.1	76
Show		22015+3854	MLB 992		60	6.9	76
Show		21493+3816	A 1448		331	4.7	76
Show		21487+3914	TDS1147		26	1.0	78
Show		21596+3947	TDT3278		338	0.4	78
Show		21576+4004	SEI1546		212	29.0	79
Show		21569+3735	BKO 905	AB	316	6.3	79
Show		21569+3735	BKO 905	AC	36	6.8	79
Show		21569+3735	BKO 905	AD	33	17.8	79
Show		21493+3937	SEI1536		147	28.1	81
Show		21588+3745	ES 2527		322	8.2	81
Show		21599+3949	GRV 527		313	58.5	82
Show		21502+3750	ES 1996		337	2.3	83
Show		21481+3911	TDT3162		146	2.0	84
Show		21512+3741	TDT3193		212	1.2	84
Show		21590+4001	GMZ 201		114	12.8	85
Show		21591+4001	MLB1022		246	8.1	85
Show		21573+3732	ES 2526	BC	183	5.8	85
Show		22019+3919	SEI1550		222	22.9	85

WDS 21550+3851 : COMPONENTS

	A
B	pa=121.0° sep=1.40"

21550+3851 A

Componente originario normalizzato	AB		Coord arcsec 2000	215502.39+385109.8		Mag	11.43		PmRA	-36.00
PmDE	-34.0		Tycho2	3185-01991-1

Tycho2

Tycho2	3185-01991-1	Pflag		RAmdeg	328.75999786	DEmdeg	38.85272366
PmRA	-36.2	PmDE	-33.6	E RAmdeg	41	E DEmdeg	36
E pmRA	2.5	E pmDE	2.3	EpRAm	1987.90	EpDEm	1988.40
Num	4	Q RAmdeg	0.9	Q DEmdeg	0.8	Q pmRA	0.9
Q pmDE	0.8	BTmag	12.338	E BTmag	0.105	VTmag	11.323
E VTmag	0.057	Prox	757	TYC	T	HIP
CCDM		RAdeg	328.76010722	DEdeg	38.85280167	EpRA 1990	1.49
EpDE 1990	1.68	E RAdeg	42.3	E DEdeg	36.6	Posflg
Corr	0.3

21550+3851 B

Componente originario normalizzato	AB		Coord arcsec 2000	215502.49+385109.1		Mag	12.55		PmRA	-36.00
PmDE	-34.0		Calc delta mag	1.12		Calc coord	yes