20256+4155 ARG 92 AB

20^h 25^m 36.16^s +41° 54' 35.9" P.A. 309.00 sep 41.7 mag 9.71,10.52 Sp A5

Coord 2000	20256+4155	Discov num	ARG 92	Comp	AB	Coord arcsec 2000	20 25 36.16 +41 54 35.9
Date first	1892	Date last	2018	Obs	16
Pa first	312	Pa last	308.6	P.A. Now (θ)	308.6°
Sep first	41.0	Sep last	41.728	Sep. Now (ρ)	41.728"
Mag pri	9.71	Mag sec	10.52	delta mag (ΔM)	0.81	Spectral class	A5 (white)
Pri motion ra	+016	Sec motion ra	+002
Pri motion dec	+013	Sec motion dec	+005
Notes	W

rPM=0.782

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3160-01538-1

WDS 20256+4155 ARG 92 AB : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Arg1857	-	Argelander, F.	...................
Arg1857		Oeltzen Argelander Cat -15 to -31, 1857
Arg1862A	-	Argelander, F.	1862AN.....59....1A
Arg1862A		cited by Auwers (AN 59, 1, 1862)
Arg1864	T -	Argelander, F.	1864AN.....62R.253A
Arg1864		AN 62, 253, 1864
Arg1865	T -	Argelander, F.	1865AN.....65...61A
Arg1865		AN 65, 61, 1865
Arg1880A	-	Argelander, F.	1880Obs.....3..569G
Arg1880A		cited by Gledhill (Obs. 3, 569, 1880)
Arg1906A	T -	Argelander, F. (BD)	1906QB821.B972.....
Arg1906A		cited in BDS (Burnham Double Star Cat., 1906)
Arg1908A	T -	Argelander, F.	1908JRASC...2..248E
Arg1908A		cited by Espin (JRASC 2, 248, 1908)	.
Arg1913A	T -	Argelander, F. (BD)	1913QB811.B8.......
Arg1913A		cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Arg1932A	T -	Argelander, F. (BD)	1932QB821.A43......
Arg1932A		cited in ADS (Aitken Double Star Cat., 1932)
Arg1937A	-	Argelander, F.	1937AnLei..18....1S
Arg1937A		cited by Strand (Ann. Sterrew. Leiden 18, 1937)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20256+4155	ARG 92	AB	2018	16	309	41.7	9.71	10.52	A5	W	202536.16+415435.9

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

WDS 20256+4155 ARG 92 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20256+4155 ARG 92 AB : MEASURES

No records found.

WDS 20256+4155 : 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 20256+4155 : ALADIN DSS IMAGE @ 20^h 25^m 36.16^s +41° 54' 35.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20256+4155 ARG 92 AB : 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		20256+4155	ARG 92	AB	309	41.7
Show		20269+4152	A 293		119	1.4	15
Show		20256+4132	COU2643		108	0.5	22
Show		20238+4146	COU2641		279	1.0	22
Show		20276+4202	HDS2928		15	0.2	24
Show		20254+4129	COU2642		321	0.7	26
Show		20251+4220	TDT2252		347	1.8	26
Show		20248+4223	ES 1678		187	6.6	30
Show		20264+4125	A 292		134	2.1	31
Show		20298+4143	GRV 344		34	20.5	49
Show		20213+4155	TDT2201		359	0.6	49
Show		20300+4149	J 130		265	2.5	50
Show		20283+4113	TDT2305		227	0.7	52
Show		20274+4107	TDT2288		181	2.5	52
Show		20215+4127	TDT2203		225	0.7	54
Show		20302+4210	TDT2325		261	2.0	54
Show		20269+4246	TDT2279		60	0.9	54
Show		20212+4128	A 287		132	1.5	57
Show		20229+4243	A 289	AB	154	3.9	58
Show		20229+4243	A 289	AC	351	70.5	58
Show		20307+4137	CAN 1	Aa,Ab	91	0.3	60
Show		20307+4137	CAN 28	AB	336	2.6	60
Show		20307+4137	CAN 28	AC	342	6.0	60
Show		20307+4137	CAN 28	AD	168	7.0	60
Show		20307+4137	CAN 28	AE	337	7.8	60
Show		20307+4137	CAN 28	AF	20	8.2	60
Show		20307+4137	CAN 28	AG	158	9.0	60
Show		20307+4137	CAN 28	AH	284	9.2	60
Show		20307+4137	CAN 28	AI	44	10.1	60
Show		20307+4137	CAN 28	AJ	118	10.1	60
Show		20307+4137	CAN 28	AK	14	10.2	60
Show		20307+4137	CAN 28	AL	104	10.3	60
Show		20307+4137	CAN 28	AM	77	12.0	60
Show		20307+4137	CAN 28	AN	2	13.4	60
Show		20307+4137	CAN 28	AO	281	13.8	60
Show		20301+4124	CAN 14	AB	190	4.2	60
Show		20301+4124	CAN 14	AC	99	4.4	60
Show		20301+4124	CAN 14	AD	114	5.6	60
Show		20301+4124	CAN 14	AE	212	6.7	60
Show		20301+4124	CAN 14	AF	316	8.3	60
Show		20301+4124	CAN 14	AG	1	9.5	60
Show		20301+4124	CAN 14	AH	74	9.6	60
Show		20301+4124	CAN 14	AI	356	9.7	60
Show		20301+4124	CAN 14	AJ	17	9.8	60
Show		20301+4124	CAN 14	AK	241	12.6	60
Show		20301+4124	CAN 14	AL	52	12.7	60
Show		20311+4203	CAN 2	Aa,Ab	258	0.3	63
Show		20311+4203	CAN 25	AB	221	4.2	63
Show		20273+4255	HDS2926		351	0.1	64
Show		20312+4137	J 1196		9	4.7	65
Show		20315+4148	BRT2265		285	5.4	67

WDS 20256+4155 : COMPONENTS

	A
B	pa=317.0° sep=35.59"

20256+4155 A

Coord arcsec 2000	202536.16+415435.9		Mag	9.71		Spectral class	A5 (white)		PmRA	16.00
PmDE	13.0		Tycho2	3160-01538-1

Tycho2

Tycho2	3160-01538-1	Pflag		RAmdeg	306.40067843	DEmdeg	41.90998090
PmRA	17.1	PmDE	12.8	E RAmdeg	15	E DEmdeg	12
E pmRA	1.1	E pmDE	1.1	EpRAm	1988.68	EpDEm	1989.83
Num	8	Q RAmdeg	0.4	Q DEmdeg	1.0	Q pmRA	0.4
Q pmDE	1.0	BTmag	10.035	E BTmag	0.026	VTmag	9.715
E VTmag	0.025	Prox	414	TYC	T	HIP
CCDM		RAdeg	306.40062417	DEdeg	41.90995111	EpRA 1990	1.57
EpDE 1990	1.80	E RAdeg	16.1	E DEdeg	13.1	Posflg
Corr	-0.1

CCDM

Ccdm	20256+4155	RComp		Comp	A	Note1
Note2		Discov num		DRAs	0.12	DDEs	-24.9
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	10.1	Sp		PmNote	*
PmRA	18	PmDE	-6	Dm number	+41 3746	Cat1	BD
Name2	+41 1893	Cat2	AGK2/3	HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	20221N4134A
HIC

20256+4155 B

Coord arcsec 2000	202533.99+415501.9		Mag	10.52		PmRA	2.00		PmDE	5.0
Calc delta mag	0.81		Calc coord	yes

CCDM

Ccdm	20256+4155	RComp		Comp	B	Note1
Note2		Discov num	ARG 92	DRAs		DDEs
R dRAs		Year	1908	Theta	312	Rho	46.2
Obs	2	Vmag	10.7	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	20221N4134B
HIC