16484+5903 PRB 7 (DN Dra)

16^h 48^m 25.62^s +59° 03' 22.8" P.A. 114.00 sep 999.9 mag 12.23,19.75 dist. 10.63 pc (34.68 l.y.)

Coord 2000	16484+5903	Discov num	PRB 7	Comp		Coord arcsec 2000	16 48 25.62 +59 03 22.8
Date first	1999	Date last	1999	Obs	1
Pa first	114	Pa last	113.7	P.A. Now (θ)	113.7°
Sep first	999.9	Sep last	5280.6	Sep. Now (ρ)	5280.6"
Mag pri	12.23	Mag sec	19.75	delta mag (ΔM)	7.52	Spectral class
Pri motion ra	+139	Sec motion ra	+035
Pri motion dec	-292	Sec motion dec	-308
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.325

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Var name	DN Dra		Spectr	DA		Constellation	Draco		HIP	82257
Tycho2	3885-00860-1		GL	GJ 1206		Distance	10.63		Distance ly	34.68

WDS 16484+5903 PRB 7 (DN Dra) : NOTES

discov_num	notes	refcode
PRB 7	Primary is GJ 1206 = WD 1647+59 = DN Dra = NLTT 43637, secondary is
	NLTT 43992. Possible CPM pair, according to Probst (1983).	Prb1983

REFERENCES

refcode	metd	author	reference
Prb1983	Ci -	Probst, R.G.	1983ApJS...53..335P
Prb1983		ApJS 53, 335, 1983
Prb1983		(JHK photometry of WDs, list of possible CPM pairs with coarse astrometry)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
16484+5903	PRB 7		1999	1	114	999.9	12.23	19.75		N D	164825.62+590322.8

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WDS 16484+5903 PRB 7 (DN Dra) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 16484+5903 PRB 7 (DN Dra) : MEASURES

No records found.

WDS 16484+5903 (DN Dra) : VIRTUAL EYEPIECE

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

WDS 16484+5903 (DN Dra) : ALADIN DSS IMAGE @ 16^h 48^m 25.62^s +59° 03' 22.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 16484+5903 PRB 7 (DN Dra) : 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		16484+5903	PRB 7		114	999.9
Show		16489+5930	STT 316		348	46.6	28
Show		16497+5816	MLR 430		159	0.1	49
Show		16470+5954	UC 223		123	50.3	53
Show		16523+5817	CRB 197		243	22.3	56
Show		16485+5807	RAO 357		270	0.6	57
Show		16431+5952	STI 806		129	5.5	64
Show		16549+5948	LDS2403		129	4.8	66
Show		16490+5757	STI2346		104	15.5	67
Show		16542+6001	LDS2402		113	99.0	73
Show		16544+5802	MLR 431		10	2.2	77
Show		16524+6028	ES 1829		79	8.3	90
Show		16434+6028	KPP4013		68	1.6	93
Show		16590+5954	GRV1129		315	44.9	102
Show		16354+5922	TDS9985		141	0.4	102
Show		16396+5744	TDT 22		327	1.1	106
Show		16345+5903	KPP4006		37	9.4	108
Show		16576+6027	HDS2398		55	0.5	110
Show		17037+5914	UC 3280		339	47.7	118
Show		17033+5935	STF2128		42	12.2	119
Show		17027+5952	STI 813		66	11.1	119
Show		16391+6042	STF2092		5	8.2	122
Show		16326+5913	TDS9960		115	0.9	123
Show		16420+5711	HDS2371		72	0.9	124
Show		16566+5711	A 1143	CD	139	0.7	128
Show		17020+6008	GRV1130		286	33.3	129
Show		16396+6054	SKF 170		64	3.2	129
Show		16566+5711	A 1143	AB	219	0.3	130
Show		16566+5711	A 1143	AB,CD	2	100.5	130
Show		16566+5711	A 1143	AB,E	351	52.9	130
Show		16556+6102	STI 810		124	14.0	130
Show		17051+5927	CVR 197		103	12.4	130
Show		17053+5927	MLR 353		354	0.7	132
Show		16549+6109	ES 1830		123	4.3	133
Show		16556+6110	CVR1680		180	3.6	138
Show		16453+5647	MCA 44		144	0.0	139
Show		16344+5737	MLB 74		250	7.1	141
Show		16434+6120	TDS 831		216	1.1	142
Show		17025+6037	KPP4021		79	2.0	142
Show		17073+5920	MLR 354		289	1.7	146
Show		16344+6044	LDS2392		67	15.7	146
Show		16388+6111	UC 3198		354	7.0	147
Show		17070+5844	GRV1132		176	19.2	149
Show		16311+5756	A 1138		173	0.6	152
Show		16516+6133	STI 808		167	5.4	153
Show		16316+5746	YNG 1		217	1.3	154
Show		16345+5709	LDS1436		22	26.7	160
Show		16324+5723	A 1139		90	2.1	162
Show		16312+5725	WOR 32	AB		1.0	169
Show		16312+5725	SCA 207	Aa,Ab	6	0.2	169
Show		16312+5725	SCA 207	Aa,Ac	129	0.2	169

WDS 16484+5903 : COMPONENTS

	A
B	pa=130.5° sep=3285.16"

16484+5903 A

Componente originario normalizzato	AB	Name	DN Dra	Coord arcsec 2000	164825.62+590322.8	Mag	12.23
Spectral class	DA (white dwarf)	PmRA	139.00	PmDE	-292.0	HIP	82257
Tycho2	3885-00860-1

Tycho2

Tycho2	3885-00860-1	Pflag		RAmdeg	252.10685568	DEmdeg	59.05628382
PmRA	135.9	PmDE	-299.0	E RAmdeg	51	E DEmdeg	58
E pmRA	3.1	E pmDE	3.2	EpRAm	1988.37	EpDEm	1987.70
Num	5	Q RAmdeg	1.1	Q DEmdeg	0.6	Q pmRA	1.1
Q pmDE	0.6	BTmag	12.517	E BTmag	0.183	VTmag	12.002
E VTmag	0.157	Prox	999	TYC		HIP	82257
CCDM		RAdeg	252.10622306	DEdeg	59.05697139	EpRA 1990	1.60
EpDE 1990	1.65	E RAdeg	77.1	E DEdeg	75.1	Posflg
Corr	0.1

Hipparcos

Catalog	H	HIP	82257	Proxy		RAhms	16 48 25.48
DEdms	+59 03 25.3	Vmag	12.24	VarFlag		R Vmag	G
RAdeg	252.106	DEdeg	59.057	AstroRef		Plx	91.13
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD		BD
CD		CP		Dm number		VIred	0.18
SpType	DA	R SpType		Coord arcsec 2000	164825.48+590325.3

Hipparcos 2

HIP	82257	Sn	5	So	0	Nc	1
RArad	4.4000828803	DErad	1.0307394205	Plx	94.04	PmRA	136.04
PmDE	-293.13	E RArad	2.49	E DErad	2.57	E Plx	2.67
E pmRA	3.21	E pmDE	3.62	Hpmag	12.3862	E Hpmag	0.0094
SHp	0.073	VA	0	BV	0.16	E BV	0.015
VI	0.18

16484+5903 B

Componente originario normalizzato	AB		Coord arcsec 2000	165347.97+582800.3		Mag	19.75		PmRA	35.00
PmDE	-308.0		Calc delta mag	7.52		Calc coord	yes