21576+4452 SMA 153

21^h 57^m 40.32^s +44° 52' 08.5" P.A. 26.00 sep 10.2 mag 11.50,11.90

Coord 2000	21576+4452	Discov num	SMA 153	Comp		Coord arcsec 2000	21 57 40.32 +44 52 08.5
Date first	1895	Date last	2016	Obs	11
Pa first	19	Pa last	25.9	P.A. Now (θ)	25.9°
Sep first	9.9	Sep last	10.214	Sep. Now (ρ)	10.214"
Mag pri	11.50	Mag sec	11.90	delta mag (ΔM)	0.4	Spectral class
Pri motion ra	-008	Sec motion ra	-001
Pri motion dec	-007	Sec motion dec	-007
Notes

rPM=0.659

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3197-00094-1

Gaia DR2

1973333551767089152

WDS 21576+4452 SMA 153 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Sma1931	Po -	Smart, W.M., Green, H.E., & Fletcher, A.	1931MNRAS..92...37S
Sma1931		MNRAS 92, 37, 1931
Sma1932	Ma -	Smart, W.M. & Green, H.E.	1932MNRAS..92..207S
Sma1932	+Po	MNRAS 92, 207, 1932

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21576+4452	SMA 153		2000	4	26	10.2	11.57	13.10		D	215740.32+445208.5
21576+4452	SMA 153		2002	5	26	10.2	11.57	13.10		D	215740.32+445208.5
21576+4452	SMA 153		2010	6	26	9.2	11.50	11.90			215740.32+445208.5
21576+4452	SMA 153		2016	7	27	10.2	11.50	11.90			215740.32+445208.5

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

WDS 21576+4452 SMA 153 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21576+4452 SMA 153 : MEASURES

No records found.

WDS 21576+4452 : VIRTUAL EYEPIECE

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WDS 21576+4452 : ALADIN DSS IMAGE @ 21^h 57^m 40.32^s +44° 52' 08.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21576+4452 SMA 153 : 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		21576+4452	SMA 153		26	10.2
Show		21586+4442	ES 683		249	9.3	15
Show		21561+4506	BRT1155		101	4.2	23
Show		21598+4501	A 776		294	3.8	24
Show		21582+4428	SMA 154		161	11.1	25
Show		21584+4423	LYS 11		55	12.1	31
Show		22007+4500	LYS 14		56	11.1	33
Show		21594+4520	LYS 12		66	6.9	34
Show		22012+4452	LYS 15	AB	209	17.3	38
Show		22012+4452	LYS 15	AC	281	73.4	38
Show		22012+4452	LYS 15	AD	286	36.3	38
Show		22012+4452	LYS 15	AE	265	43.7	38
Show		22012+4452	LYS 15	AF	269	17.9	38
Show		22011+4431	GRV 530		214	71.2	42
Show		22013+4515	A 780	AB	148	1.6	45
Show		22013+4515	A 780	AC	94	67.0	45
Show		22013+4515	A 780	AE	86	17.5	45
Show		22013+4515	A 780	AF	32	18.6	45
Show		22013+4515	A 780	AR	116	40.1	45
Show		22013+4515	A 780	CD	110	1.0	46
Show		22013+4515	A 780	CR	27	16.8	46
Show		21553+4413	BRT1154	AB	292	5.3	47
Show		21553+4413	WSI 34	AC	346	9.1	47
Show		22014+4519	TDT3294		159	0.7	48
Show		21571+4540	COU2235		94	0.3	49
Show		22019+4511	LYS 16		114	11.0	49
Show		22017+4517	HJ 1715		256	12.8	50
Show		22022+4510	TDT3301	AB	121	1.6	51
Show		22016+4528	KPP3424	AB	293	7.9	55
Show		21550+4404	BRT1153		66	4.8	56
Show		22006+4406	LYS 13		179	8.7	57
Show		21577+4356	J 3155	AB	131	5.8	57
Show		21577+4356	J 3155	AC	348	9.9	57
Show		21577+4356	BTG 9	AD	86	38.1	57
Show		21577+4356	MAY9004	AE	284	8.5	57
Show		22021+4421	MET 93	AB	318	6.2	57
Show		22021+4421	MET 93	AC	72	8.2	57
Show		22021+4421	MET 93	AD	4	8.8	57
Show		22021+4421	MET 93	AE	211	10.3	57
Show		21590+4357	TDT3274		127	0.7	58
Show		22008+4405	TDT3290		353	1.5	58
Show		22029+4439	BU 694	AB	8	1.0	58
Show		22029+4439	BU 694	AC	312	66.9	58
Show		22029+4439	BU 694	AD	337	26.8	58
Show		22029+4439	BU 694	AE	285	26.1	58
Show		21526+4513	ES 522		138	3.1	58
Show		21545+4405	TDT3229		324	0.5	59
Show		22002+4545	A 777		82	2.3	60
Show		21545+4403	A 620		285	0.4	60
Show		22022+4531	TDT3300		324	0.7	62
Show		21519+4441	TDT3200		210	0.5	63

WDS 21576+4452 : COMPONENTS

	A
B	pa=19.0° sep=9.72"

21576+4452 A

Componente originario normalizzato	AB		Coord arcsec 2000	215740.32+445208.5		Mag	11.5		PmRA	-8.00
PmDE	-7.0		Tycho2	3197-00094-1

Tycho2

Tycho2	3197-00094-1	Pflag		RAmdeg	329.41801671	DEmdeg	44.86903339
PmRA	-7.7	PmDE	-3.7	E RAmdeg	54	E DEmdeg	57
E pmRA	1.9	E pmDE	1.8	EpRAm	1980.01	EpDEm	1977.48
Num	4	Q RAmdeg	0.8	Q DEmdeg	1.9	Q pmRA	0.8
Q pmDE	1.9	BTmag	12.012	E BTmag	0.107	VTmag	11.567
E VTmag	0.106	Prox	999	TYC		HIP
CCDM		RAdeg	329.41803000	DEdeg	44.86902250	EpRA 1990	1.64
EpDE 1990	1.72	E RAdeg	63.8	E DEdeg	68.3	Posflg
Corr	0.2

21576+4452 B

Componente originario normalizzato	AB		Coord arcsec 2000	215740.62+445217.7		Mag	11.9		PmRA	-1.00
PmDE	-7.0		Calc delta mag	0.4		Calc coord	yes