16428+7122 HDS 2373

16^h 42^m 50.28^s +71° 22' 12.9" P.A. 181.00 sep 0.2 mag 10.63,11.10 Sp G5 dist. 7692.31 pc (25092.32 l.y.)

Coord 2000	16428+7122	Discov num	HDS2373	Comp		Coord arcsec 2000	16 42 50.28 +71 22 12.9
Date first	1991	Date last	2011	Obs	2
Pa first	286	Pa last	180.6	P.A. Now (θ)	180.6°
Sep first	0.2	Sep last	0.166	Sep. Now (ρ)	0.166"
Mag pri	10.63	Mag sec	11.10	delta mag (ΔM)	0.47	Spectral class	G5 (yellow)
Pri motion ra	+000	Sec motion ra
Pri motion dec	-002	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation	Draco		HIP	81825		Tycho2	4423-01457-1		Gaia DR2	1653420468881289856
BD	BD+71 807		Distance	7692.31		Distance ly	25092.32

WDS 16428+7122 HDS 2373 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
HDS		Hipparcos Double Star (from additional DD list)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
16428+7122	HDS2373		1991	1	286	0.2	10.63	11.10	G5		164250.28+712212.9
16428+7122	HDS2373		2011	2	181	0.2	10.63	11.10	G5		164250.28+712212.9

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

WDS 16428+7122 HDS 2373 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 16428+7122 HDS 2373 : MEASURES

No records found.

WDS 16428+7122 : VIRTUAL EYEPIECE

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WDS 16428+7122 : ALADIN DSS IMAGE @ 16^h 42^m 50.28^s +71° 22' 12.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 16428+7122 HDS 2373 : 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		16428+7122	HDS2373		181	0.2
Show		16446+7145	MLR 182	Aa,Ab	94	0.3	25
Show		16446+7145	UC 3219	AB	113	27.7	25
Show		16473+7208	CRB 196		189	50.2	51
Show		16343+7156	TVB 285		300	24.5	53
Show		16339+7159	HDS2342		265	0.3	56
Show		16311+7131	UC 3182		183	9.9	57
Show		16545+7145	TDS 842		25	1.6	61
Show		16316+7056	TDS 819	AB	110	1.1	61
Show		16316+7056	CBL 159	AC	132	40.0	61
Show		16529+7203	NSN 685		138	10.1	63
Show		16384+7020	STF2099		215	9.8	66
Show		16520+7034	TOK 309		111	455.0	67
Show		16524+7030	LDS1857		1	33.3	70
Show		16349+7019	LDS1848		207	1.7	75
Show		16588+7106	STF2126		133	23.0	79
Show		16255+7123	TOK 676		122	7.1	84
Show		16363+7247	TDS9998		336	0.5	90
Show		16315+7237	HDS2334		175	1.1	92
Show		16391+7256	LDS1853		316	7.2	95
Show		16366+6948	BAZ 7	Da,Db	283	0.4	98
Show		16366+6948	BU 953	AB	90	0.5	100
Show		16366+6948	BU 953	AB,C	148	75.2	100
Show		16366+6948	BU 953	AB,D	45	146.7	100
Show		16366+6948	ABH 86	AB,E	340	77.5	100
Show		16542+6944	LDS1858		188	3.7	115
Show		16310+7304	NSN 679		338	2.0	115
Show		16322+6940	MLR 180		247	0.6	116
Show		16407+7323	MLR 197	AB	74	0.5	122
Show		16407+7323	MLR 197	AC	247	1.9	122
Show		16376+6919	CBL 160		125	99.2	126
Show		16573+7314	CRB 198		358	11.8	130
Show		16584+6935	WRH 25	AB	174	0.2	133
Show		16584+6935	WRH 25	AC	342	1.3	133
Show		16380+6910	HDS2353		202	0.3	135
Show		16479+6906	LDS1855		6	6.6	140
Show		17013+6937	HEI 245		297	1.4	141
Show		16461+6903	TDT 76		227	1.0	141
Show		17013+6935	HEI 244		282	2.6	142
Show		16356+7343	LDS1850		101	234.1	145
Show		17011+6929	SKF2731	AB	156	19.2	146
Show		16256+7325	TDS9892		198	0.6	146
Show		17010+7327	UC 3275	AB	57	44.7	150
Show		17010+7327	UC 3275	AC	76	1.3	150
Show		16536+7344	UR 10		9	46.3	151
Show		16493+6855	MLR 184		43	7.0	151
Show		16420+7353	MLR 198		51	0.2	152
Show		16294+6856	BU 356		117	7.3	162
Show		16497+6844	WFC 180		122	4.8	162
Show		16592+7349	TDT 166		257	0.5	165
Show		16399+6833	AZC 175		29	20.9	171

WDS 16428+7122 : COMPONENTS

	A
B	pa=180.2° sep=0.17"

16428+7122 A

Componente originario normalizzato	AB	Coord arcsec 2000	164250.28+712212.9	Mag	10.63	Spectral class	G5 (yellow)
PmRA	0.00	PmDE	-2.0	HIP	81825	Tycho2	4423-01457-1
BD	BD+71 807

Tycho2

Tycho2	4423-01457-1	Pflag		RAmdeg	250.70953711	DEmdeg	71.37023920
PmRA	2.3	PmDE	-3.3	E RAmdeg	23	E DEmdeg	22
E pmRA	1.7	E pmDE	1.7	EpRAm	1987.70	EpDEm	1987.81
Num	6	Q RAmdeg	1.8	Q DEmdeg	2.4	Q pmRA	1.7
Q pmDE	2.4	BTmag	11.837	E BTmag	0.078	VTmag	10.099
E VTmag	0.031	Prox	999	TYC	T	HIP	81825
CCDM	AB	RAdeg	250.70953028	DEdeg	71.37025028	EpRA 1990	1.93
EpDE 1990	1.90	E RAdeg	27.1	E DEdeg	25.9	Posflg	P
Corr	-0.1

Hipparcos

Catalog	H	HIP	81825	Proxy	H	RAhms	16 42 50.28
DEdms	+71 22 12.9	Vmag	9.98	VarFlag		R Vmag	H
RAdeg	250.71	DEdeg	71.3702	AstroRef	*	Plx	-0.65
CCDM	16428+7122	N CCDM	H	Nsys	1	Ncomp	2
MultFlag	C	Source	S	Qual	B	M HIP	AB
Theta	286	Rho	0.154	HD		BD	BD+71 807
CD		CP		Dm number	+71 807	VIred	0.77
SpType	G5	R SpType		Coord arcsec 2000	164250.28+712212.9

Hipparcos 2

HIP	81825	Sn	55	So	3	Nc	2
RArad	4.3757063673	DErad	1.2456458285	Plx	-0.13	PmRA	-0.14
PmDE	-3.09	E RArad	0.96	E DErad	0.89	E Plx	0.91
E pmRA	1.06	E pmDE	1.06	Hpmag	10.0841	E Hpmag	0.0048
SHp	0.036	VA	0	BV	0.722	E BV	0.126
VI	1.69

CCDM

Ccdm	16428+7122	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.30	DDEs	12.9
R dRAs	82	Year		Theta		Rho
Obs	2	Vmag	10.6	Sp	G5	PmNote	*
PmRA	0	PmDE	-2	Dm number	+71 807	Cat1	BD
Name2	+71 490	Cat2	AGK2/3	HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	81825

16428+7122 B

Componente originario normalizzato	AB		Coord arcsec 2000	164250.28+712212.7		Mag	11.1		Calc delta mag	0.47
Calc coord	yes

CCDM

Ccdm	16428+7122	RComp		Comp	B	Note1
Note2		Discov num	HDS	DRAs	2.26	DDEs	12.9
R dRAs	82	Year	1991	Theta	286	Rho	0.2
Obs	1	Vmag	11.1	Sp		PmNote	*
PmRA	0	PmDE	-2	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	81825