19543+3146 LFR 32 AB (HD 331521)

19^h 54^m 19.29^s +31° 45' 53.4" P.A. 239.00 sep 17.5 mag 10.68,11.18

Coord 2000	19543+3146	Discov num	LFR 32	Comp	AB	Coord arcsec 2000	19 54 19.29 +31 45 53.4
Date first	1902	Date last	2015	Obs	9
Pa first	239	Pa last	238.9	P.A. Now (θ)	238.9°
Sep first	17.3	Sep last	17.45	Sep. Now (ρ)	17.45"
Mag pri	10.68	Mag sec	11.18	delta mag (ΔM)	0.5	Spectral class
Pri motion ra	-002	Sec motion ra	-002
Pri motion dec	-005	Sec motion dec	-005
Notes	T (Parallax indicates physical)

This double is physical.

19543+3146 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 331521		19 54 19 +31 45 53	LFR 32 AB	2015	9	239	17.5	10.68	11.18	0.50		<===
Show			19 54 19 +31 45 53	LFR 32 AC	2015	8	289	11.6	10.68	12.40	1.72
Show			19 54 19 +31 45 53	LFR 32 AD	2015	6	246	23.9	10.68	13.20	2.52

Quadruple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name

HD 331521

Constellation

Cygnus

Tycho2

2669-01092-1

331521

WDS 19543+3146 LFR 32 AB (HD 331521) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
LFr2009	C -	Ferrero, Laurent	2009JDSO....5..211F
LFr2009		JDSO 5, 211, 2009

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19543+3146	LFR 32	AB	2002	5	239	17.4	10.68	11.18		T	195419.29+314553.4
19543+3146	LFR 32	AB	2015	9	239	17.5	10.68	11.18		T	195419.29+314553.4

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

WDS 19543+3146 LFR 32 AB (HD 331521) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 19543+3146 LFR 32 AB (HD 331521) : MEASURES

No records found.

WDS 19543+3146 (HD 331521) : VIRTUAL EYEPIECE

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

WDS 19543+3146 (HD 331521) : ALADIN DSS IMAGE @ 19^h 54^m 19.29^s +31° 45' 53.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 19543+3146 LFR 32 AB (HD 331521) : 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		19543+3146	LFR 32	AB	239	17.5	1
Show		19543+3146	LFR 32	AC	289	11.6	1
Show		19543+3146	LFR 32	AD	246	23.9	1
Show		19542+3137	TDT1837		142	0.5	10
Show		19553+3146	COU1469		210	0.2	13
Show		19530+3146	GRV 291		6	8.4	17
Show		19552+3125	GRV 295		167	34.2	24
Show		19527+3157	A 377		263	3.9	24
Show		19543+3210	HJ 1451		232	10.6	26
Show		19521+3148	ES 2428	BC	256	5.1	27
Show		19522+3139	ES 356		345	6.0	28
Show		19521+3148	ES 2428	AB	90	89.1	28
Show		19525+3156	ES 2429		112	5.4	29
Show		19520+3142	ES 355		292	13.3	30
Show		19565+3156	J 782		67	2.5	31
Show		19572+3203	KPP1143		292	8.9	41
Show		19515+3215	LDS1030		248	8.4	48
Show		19580+3145	TDT1884		122	0.5	48
Show		19521+3225	COU1623		215	1.6	49
Show		19506+3200	BRT 270		230	5.1	50
Show		19504+3141	TDT1793		159	2.1	50
Show		19517+3108	ES 357	AB	309	10.1	51
Show		19517+3108	STT 389	AC	184	12.7	51
Show		19583+3147	KU 126		13	53.1	52
Show		19503+3147	RAO 418	AB	40	0.6	52
Show		19503+3147	RAO 418	AC	267	7.7	52
Show		19503+3127	COU1468		151	0.7	55
Show		19571+3105	AG 243		259	44.4	55
Show		19501+3158	HDS2823	Aa,Ab	91	0.7	56
Show		19501+3158	ES 2427	AB	50	16.1	56
Show		19574+3106	DOB 12		93	44.8	57
Show		19501+3130	J 780		91	2.5	57
Show		19588+3138	SEI 756		335	17.8	58
Show		19589+3158	SEI 757		192	15.7	60
Show		19566+3238	SEI 738		153	20.7	60
Show		19585+3217	RAO 424	AB	58	2.3	62
Show		19585+3217	RAO 424	AC	343	4.0	62
Show		19505+3224	TDT1794		156	0.5	62
Show		19591+3128	SEI 758		159	23.1	64
Show		19494+3147	COU1467		186	1.7	64
Show		19510+3236	ES 2372		120	2.6	64
Show		19544+3042	TDT1841		168	0.9	65
Show		19495+3127	TDT1780		53	0.4	65
Show		19551+3041	GRF 13	AB	194	104.9	66
Show		19551+3041	GRF 13	AC	119	92.6	66
Show		19594+3206	A 378		294	1.0	68
Show		19597+3150	BU 1133		344	1.1	69
Show		19597+3140	SEI 773		258	17.4	70
Show		19493+3116	GRV 285		357	24.6	70
Show		19489+3202	A 375		159	1.2	71
Show		19539+3257	COU1626		119	0.1	72

WDS 19543+3146 : COMPONENTS

	A	B	C
B	pa=234.6° sep=15.58"
C	pa=291.6° sep=10.05"	pa=14.8° sep=13.15"
D	pa=241.9° sep=20.97"	pa=261.6° sep=5.86"	pa=214.0° sep=16.37"

19543+3146 A

Name	HD 331521		Coord arcsec 2000	195419.29+314553.4		Mag	10.68		PmRA	-2.00
PmDE	-5.0		Tycho2	2669-01092-1		HD	331521

Tycho2

Tycho2	2669-01092-1	Pflag		RAmdeg	298.58037461	DEmdeg	31.76482176
PmRA	-0.8	PmDE	-4.7	E RAmdeg	29	E DEmdeg	28
E pmRA	2.7	E pmDE	2.6	EpRAm	1990.10	EpDEm	1990.27
Num	3	Q RAmdeg	1.3	Q DEmdeg	1.2	Q pmRA	1.4
Q pmDE	1.3	BTmag	11.086	E BTmag	0.045	VTmag	10.682
E VTmag	0.047	Prox	175	TYC	T	HIP
CCDM		RAdeg	298.58037611	DEdeg	31.76483222	EpRA 1990	1.61
EpDE 1990	1.71	E RAdeg	29.3	E DEdeg	28.0	Posflg
Corr	0.1

19543+3146 B

Coord arcsec 2000	195418.29+314544.4		Mag	11.18		PmRA	-2.00		PmDE	-5.0
Tycho2	2669-05021-1		Calc delta mag	0.5		Calc coord	yes

Tycho2

Tycho2	2669-05021-1	Pflag		RAmdeg	298.57546921	DEmdeg	31.76235244
PmRA	-0.8	PmDE	-3.0	E RAmdeg	42	E DEmdeg	40
E pmRA	2.8	E pmDE	2.8	EpRAm	1988.52	EpDEm	1988.89
Num	3	Q RAmdeg	0.1	Q DEmdeg	0.5	Q pmRA	0.1
Q pmDE	0.5	BTmag	11.591	E BTmag	0.062	VTmag	11.182
E VTmag	0.071	Prox	175	TYC	T	HIP
CCDM		RAdeg	298.57547111	DEdeg	31.76235917	EpRA 1990	1.61
EpDE 1990	1.73	E RAdeg	43.1	E DEdeg	41.4	Posflg
Corr	0.1

19543+3146 C

Coord arcsec 2000	195418.56+314557.1		Mag	12.4		PmRA	-3.00		PmDE	0.0
Calc delta mag	1.72		Calc coord	yes

19543+3146 D

Coord arcsec 2000	195417.84+314543.5		Mag	13.2		PmRA	3.00		PmDE	9.0
Calc delta mag	2.52		Calc coord	yes