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Current system

21578+5234
ARN 98

Selections

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Binocular doubles
Binary Systems
Triple Systems
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21578+5234 ARN 98

21^h 57^m 50.48^s +52° 33' 35.0" P.A. 265.00 sep 35.8 mag 10.13,10.50

Coord 2000	21578+5234	Discov num	ARN 98	Comp		Coord arcsec 2000	21 57 50.48 +52 33 35.0
Date first	1900	Date last	2016	Obs	16
Pa first	265	Pa last	264.8	P.A. Now (θ)	264.8°
Sep first	35.7	Sep last	35.792	Sep. Now (ρ)	35.792"
Mag pri	10.13	Mag sec	10.50	delta mag (ΔM)	0.37	Spectral class
Pri motion ra	+016	Sec motion ra	+012
Pri motion dec	+027	Sec motion dec	+027
Notes	V (Proper motion indicates physical)

rPM=0.127 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3968-01525-1

Gaia DR2

1981155198306905728

WDS 21578+5234 ARN 98 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Arn2001	Mg j	Arnold, D.	2001DSO.....7....4A
Arn2001		Double Star Observer 7, #4, 2001
Arn2002a	Mg j	Arnold, D.	2002DSO.....8....1A
Arn2002a		Double Star Observer 8, #1, 2002
Arn2002b	Mg -	Arnold, D.	2002DSO.....8....3A
Arn2002b		Double Star Observer 8, #3, 2002
Arn2002c	Mg j	Arnold, D.	2002DSO.....8....4A
Arn2002c		Double Star Observer 8, #4, 2002
Arn2002d	Mg j	Arnold, D.	2002DSO.....8....5A
Arn2002d		Double Star Observer 8, #5, 2002
Arn2003a	Mg j	Arnold, D.	2003DSO.....9....1A
Arn2003a		Double Star Observer 9, #1, 2003
Arn2003b	Mg j	Arnold, D.	2003DSO.....9....3A
Arn2003b		Double Star Observer 9, #3, 2003
Arn2003c	Mg j	Arnold, D.	2003DSO.....9....4A
Arn2003c		Double Star Observer 9, #4, 2003
Arn2003d	Mg j	Arnold, D.	2003DSO.....9....5A
Arn2003d		Double Star Observer 9, #5, 2003
Arn2003e	Mg j	Arnold, D.	2003DSO.....9....6A
Arn2003e		Double Star Observer 9, #6, 2003
Arn2004a	Mg j	Arnold, D.	2004DSO....10....1A
Arn2004a		Double Star Observer 10, #1, 2004
Arn2004b	Mg j	Arnold, D.	2004DSO....10....2A
Arn2004b		Double Star Observer 10, #2, 2004
Arn2004c	Mg j	Arnold, D.	2004DSO....10....3A
Arn2004c		Double Star Observer 10, #3, 2004
Arn2004d	Mg j	Arnold, D.	2004DSO....10....4A
Arn2004d		Double Star Observer 10, #4, 2004
Arn2004e	Mg j	Arnold, D.	2004DSO....10....5A
Arn2004e		Double Star Observer 10, #5, 2004
Arn2004f	Mg j	Arnold, D.	2004DSO....10....6A
Arn2004f		Double Star Observer 10, #6, 2004
Arn2005a	Mg j	Arnold, D.	2005DSO....11....1A
Arn2005a		Double Star Observer 11, #1, 2005
Arn2005b	Mg j	Arnold, D.	2005DSO....11....2A
Arn2005b		Double Star Observer 11, #2, 2005
Arn2005c	Mg j	Arnold, D.	2005DSO....11....3A
Arn2005c		Double Star Observer 11, #3, 2005
Arn2005d	Mg j	Arnold, D.	2005DSO....11....4A
Arn2005d		Double Star Observer 11, #4, 2005
Arn2005e	Mg j	Arnold, D.	2005DSO....11....5A
Arn2005e		Double Star Observer 11, #5, 2005
Arn2005f	Mg j	Arnold, D.	2005DSO....11....6A
Arn2005f		Double Star Observer 11, #6, 2005
Arn2006a	Mg j	Arnold, D.	2006JDSO....2....6A
Arn2006a	+C	JDSO 2, 6, 2006
Arn2006b	Mg j	Arnold, D.	2006JDSO....2...13A
Arn2006b		JDSO 2, 13, 2006
Arn2006c	Mg j	Arnold, D.	2006JDSO....2...54A
Arn2006c		JDSO 2, 54, 2006
Arn2006d	Mg j	Arnold, D.	2006JDSO....2...61A
Arn2006d		JDSO 2, 61, 2006
Arn2006e	Mg j	Arnold, D.	2006JDSO....2...79A
Arn2006e		JDSO 2, 79, 2006
Arn2006f	Mg j	Arnold, D.	2006JDSO....2...87A
Arn2006f		JDSO 2, 87, 2006
Arn2006g	Mg j	Arnold, D.	2006JDSO....2..163A
Arn2006g	+C	JDSO 2, 163, 2006
Arn2007a	Mg j	Arnold, D.	2007JDSO....3...27A
Arn2007a		JDSO 3, 27, 2007
Arn2007b	Mg j	Arnold, D.	2007JDSO....3...55A
Arn2007b		JDSO 3, 55, 2007
Arn2007c	Mg j	Arnold, D.	2007JDSO....3..119A
Arn2007c		JDSO 3, 119, 2007
Arn2007d	Mg j	Arnold, D.	2007JDSO....3..139A
Arn2007d		JDSO 3, 139, 2007
Arn2008a	Mg j	Arnold, D.	2008JDSO....4....2A
Arn2008a		JDSO 4, 2, 2008
Arn2008b	Mg j	Arnold, D.	2008JDSO....4...66A
Arn2008b		JDSO 4, 66, 2008
Arn2008c	Mg j	Arnold, D.	2008JDSO....4...91A
Arn2008c		JDSO 4, 91, 2008
Arn2008d	Mg j	Arnold, D.	2008JDSO....4..136A
Arn2008d		JDSO 4, 136, 2008
Arn2009a	Mg j	Arnold, D.	2009JDSO....5....2A
Arn2009a		JDSO 5, 2, 2009
Arn2009b	Mg j	Arnold, D.	2009JDSO....5...94A
Arn2009b		JDSO 5, 94, 2009
Arn2009c	Mg j	Arnold, D.	2009JDSO....5..129A
Arn2009c		JDSO 5, 129, 2009
Arn2009d	Mg j	Arnold, D.	2009JDSO....5..182A
Arn2009d		JDSO 5, 182, 2009
Arn2010a	Mg j	Arnold, D.	2010JDSO....6....5A
Arn2010a		JDSO 6, 5, 2010
Arn2010b	Mg j	Arnold, D.	2010JDSO....6..141A
Arn2010b		JDSO 6, 141, 2010
Arn2010c	Mg j	Arnold, D.	2010JDSO....6..170A
Arn2010c		JDSO 6, 170, 2010
Arn2010d	Mg j	Arnold, D.	2010JDSO....6..301A
Arn2010d		JDSO 6, 301, 2010
Arn2012a	Mg j	Arnold, D.	2012JDSO....8...32A
Arn2012a		JDSO 8, 32, 2012
Arn2012b	Mg -	Arnold, D.	2012JDSO....8..176A
Arn2012b		JDSO 8, 176, 2012
Arn2012c	Mg j	Arnold, D.	2012JDSO....8..226A
Arn2012c		JDSO 8, 226, 2012
Arn2013a	Mg j	Arnold, D.	2013JDSO....9...10A
Arn2013a		JDSO 9, 10, 2013
Arn2013b	M j	Arnold, D.	2013JDSO....9..100A
Arn2013b		JDSO 9, 100, 2013

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21578+5234	ARN 98		2007	8	265	35.6	10.13	10.50		D	215750.48+523335.0
21578+5234	ARN 98		2010	10	265	35.8	10.13	10.50			215750.48+523335.0
21578+5234	ARN 98		2015	11	265	35.8	10.13	10.50			215750.48+523335.0
21578+5234	ARN 98		2016	16	265	35.8	10.13	10.50		V	215750.48+523335.0

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

WDS 21578+5234 ARN 98 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21578+5234 ARN 98 : MEASURES

No records found.

WDS 21578+5234 : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 21578+5234 : ALADIN DSS IMAGE @ 21^h 57^m 50.48^s +52° 33' 35.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21578+5234 ARN 98 : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		21578+5234	ARN 98		265	35.8
Show		21588+5227	HU 773		322	4.6	11
Show		21584+5245	ES 1015	AB	239	8.2	13
Show		21584+5245	ES 1015	AC	345	10.1	13
Show		21561+5224	ES 1107		352	6.5	19
Show		21583+5215	AMS 8		257	14.3	19
Show		21596+5223	HU 775	AB	218	2.2	20
Show		21596+5223	HU 775	AC	176	16.3	20
Show		21555+5232	STT 456	AB	38	1.6	22
Show		21555+5232	STT 456	AC	291	26.1	22
Show		21555+5232	STT 456	AD	185	25.2	22
Show		21555+5232	ABH 154	AB,E	18	54.6	22
Show		21555+5232	ABH 154	AB,F	104	57.5	22
Show		21555+5232	ABH 154	AB,G	107	111.6	22
Show		21555+5232	ABH 154	AB,H	183	59.1	22
Show		21555+5232	ABH 154	AB,I	256	101.0	22
Show		21555+5232	ABH 154	AB,J	46	80.4	22
Show		21555+5232	ABH 154	AB,K	124	72.3	22
Show		21555+5232	ABH 154	AB,L	118	75.7	22
Show		21555+5232	STT 456	CD	148	40.8	22
Show		22005+5223	TDT3287		30	1.7	27
Show		21559+5212	ES 1106	AB	11	4.8	27
Show		21559+5212	ES 1106	AC	164	10.4	27
Show		21564+5207	AMS 9		58	9.5	31
Show		22001+5208	COU2657		314	0.2	33
Show		21542+5220	SKF2554		108	16.8	37
Show		21578+5314	KPP2191		128	18.0	41
Show		21543+5145	KPP4256	AB	45	2.0	59
Show		22045+5239	HU 776		357	0.2	61
Show		21568+5132	TDT3253		348	0.7	63
Show		22044+5254	TDT3323		112	1.6	64
Show		22037+5313	HDS3131		298	0.2	66
Show		22006+5337	RAO 469		36	1.2	69
Show		21536+5132	ES 828		92	7.7	72
Show		22030+5131	ES 1109		113	5.0	79
Show		21599+5116	TDT3281		284	1.9	80
Show		21590+5111	ES 1108		249	6.9	85
Show		22051+5142	HDS3134	AB	354	1.0	85
Show		22051+5142	GII 296	Aa,Ab	107	0.1	85
Show		22015+5114	HJ 1716	AB	88	5.8	86
Show		22015+5114	HJ 1716	AC	297	7.0	86
Show		22015+5114	HJ 1716	BD	127	8.9	86
Show		21550+5356	SKF2398		310	11.5	87
Show		22030+5353	TDT3310		170	2.1	93
Show		22043+5122	TOB 223		184	15.0	94
Show		22048+5125	HJ 1724		225	13.4	95
Show		21502+5131	COU2655		250	0.3	95
Show		21533+5400	HDS3115		75	1.4	96
Show		21501+5340	ES 1014		231	4.0	97
Show		21481+5156	TDT3161		223	2.5	98
Show		22086+5225	ES 1111		275	7.8	99

WDS 21578+5234 : COMPONENTS

	A
B	pa=261.5° sep=21.91"

21578+5234 A

Componente originario normalizzato	AB		Coord arcsec 2000	215750.48+523335.0		Mag	10.13		PmRA	16.00
PmDE	27.0		Tycho2	3968-01525-1

Tycho2

Tycho2	3968-01525-1	Pflag		RAmdeg	329.46039859	DEmdeg	52.55979502
PmRA	10.9	PmDE	27.7	E RAmdeg	20	E DEmdeg	19
E pmRA	1.4	E pmDE	1.3	EpRAm	1987.78	EpDEm	1987.72
Num	6	Q RAmdeg	0.9	Q DEmdeg	0.3	Q pmRA	0.9
Q pmDE	0.2	BTmag	10.624	E BTmag	0.036	VTmag	10.126
E VTmag	0.032	Prox	357	TYC	T	HIP
CCDM		RAdeg	329.46035139	DEdeg	52.55972972	EpRA 1990	1.60
EpDE 1990	1.62	E RAdeg	21.6	E DEdeg	21.6	Posflg
Corr	0.0

21578+5234 B

Componente originario normalizzato	AB		Coord arcsec 2000	215748.10+523331.8		Mag	10.5		PmRA	12.00
PmDE	27.0		Tycho2	3968-01244-1		Calc delta mag	0.37		Calc coord	yes

Tycho2

Tycho2	3968-01244-1	Pflag		RAmdeg	329.44412771	DEmdeg	52.55891400
PmRA	10.1	PmDE	27.8	E RAmdeg	25	E DEmdeg	24
E pmRA	1.5	E pmDE	1.4	EpRAm	1986.08	EpDEm	1986.19
Num	6	Q RAmdeg	1.9	Q DEmdeg	0.9	Q pmRA	1.9
Q pmDE	0.9	BTmag	11.037	E BTmag	0.048	VTmag	10.504
E VTmag	0.043	Prox	357	TYC	T	HIP
CCDM		RAdeg	329.44409750	DEdeg	52.55885111	EpRA 1990	1.58
EpDE 1990	1.61	E RAdeg	29.9	E DEdeg	29.2	Posflg
Corr	0.0