03309+5558 KR 20 (HD 21522)

03^h 30^m 54.82^s +55° 57' 20.8" P.A. 297.00 sep 7.5 mag 9.92,10.32 Sp A2

Coord 2000	03309+5558	Discov num	KR 20	Comp		Coord arcsec 2000	03 30 54.82 +55 57 20.8
Date first	1890	Date last	2016	Obs	17
Pa first	296	Pa last	297.1	P.A. Now (θ)	297.1°
Sep first	7.4	Sep last	7.549	Sep. Now (ρ)	7.549"
Mag pri	9.92	Mag sec	10.32	delta mag (ΔM)	0.4	Spectral class	A2 (white)
Pri motion ra	+012	Sec motion ra	+012
Pri motion dec	-008	Sec motion dec	-009
Notes	V (Proper motion indicates physical)

rPM=0.067 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 21522		Constellation	Camelopardalis		Tycho2	3707-00049-1		Gaia DR2	448437986351900672
HD	21522

WDS 03309+5558 KR 20 (HD 21522) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
KR		Kruger, A. (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
03309+5558	KR 20		2007	11	298	7.4	9.92	10.32	A2	D	033054.82+555720.8
03309+5558	KR 20		2016	13	298	7.5	9.92	10.32	A2		033054.82+555720.8

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WDS 03309+5558 KR 20 (HD 21522) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 03309+5558 KR 20 (HD 21522) : MEASURES

No records found.

WDS 03309+5558 (HD 21522) : VIRTUAL EYEPIECE

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WDS 03309+5558 (HD 21522) : ALADIN DSS IMAGE @ 03^h 30^m 54.82^s +55° 57' 20.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 03309+5558 KR 20 (HD 21522) : 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		03309+5558	KR 20		297	7.5
Show		03300+5527	STF 390	AB	159	14.6	32
Show		03300+5527	STF 390	AC	170	110.2	32
Show		03279+5625	MLB 116	AB	46	3.9	37
Show		03279+5625	MLB 116	AC	123	13.9	37
Show		03279+5625	MLB 116	BC	138	13.5	37
Show		03280+5626	TDS2553		255	0.6	39
Show		03282+5628	ES 1777		250	2.3	39
Show		03278+5627	STI1984		74	10.7	40
Show		03276+5520	ES 875		306	10.5	47
Show		03251+5601	MLR 686		269	0.7	48
Show		03280+5511	STF 386		59	2.7	53
Show		03305+5451	STI1989		179	9.8	67
Show		03226+5559	HJ 2185		250	9.5	70
Show		03247+5509	STI1982		181	3.6	72
Show		03393+5632	CLZ 24	AB	166	24.3	78
Show		03393+5632	JNN 258	Aa,Ab	215	0.4	78
Show		03381+5648	STI2000		196	9.2	79
Show		03340+5715	MLB 54		20	4.4	83
Show		03400+5631	CRB 167	AB	299	25.3	83
Show		03219+5633	TDS2530		6	0.6	84
Show		03301+5722	STI1988		265	4.9	85
Show		03412+5541	SKF2002		175	8.4	89
Show		03266+5725	SKF2001		152	9.0	95
Show		03291+5732	MLR 663		21	0.6	97
Show		03325+5420	SCA 20	BC	269	17.5	99
Show		03325+5420	SCA 20	AB		20.1	99
Show		03325+5420	SCA 20	AC	319	26.2	99
Show		03305+5418	LEP 15		252	78.8	100
Show		03238+5436	SCA 17	AD	164	32.7	102
Show		03238+5436	A 1286	A,BC	152	85.8	102
Show		03238+5436	SCA 17	BC,D	324	54.3	103
Show		03238+5436	A 1286	BC	56	0.7	103
Show		03285+5740	HDS 435	AB	280	0.1	105
Show		03190+5524	SCA 14		293	47.0	107
Show		03437+5539	SKF2003		228	35.0	110
Show		03229+5430	SKF2000		9	43.8	112
Show		03189+5655	STI1973		220	8.6	115
Show		03446+5615	TDS2641		92	0.3	116
Show		03416+5712	STI2001		142	13.7	117
Show		03337+5752	CHR 117		259	0.1	117
Show		03184+5700	STI1972		155	13.3	122
Show		03457+5546	STI2004	AB	264	5.2	126
Show		03457+5546	STI2004	AC	84	11.9	126
Show		03422+5436	HJ 2198		309	41.4	127
Show		03178+5457	SCA 12		351	19.5	128
Show		03423+5725	KPP3541	AC	52	2.0	129
Show		03255+5358	SCA 18		171	14.8	129
Show		03257+5357	SCA 19		63	19.2	129
Show		03355+5354	ES 622		34	5.0	130
Show		03165+5649	DAL 22	BC	222	32.3	131

WDS 03309+5558 : COMPONENTS

	A
B	pa=312.4° sep=5.10"

03309+5558 A

Componente originario normalizzato	AB	Name	HD 21522	Coord arcsec 2000	033054.82+555720.8	Mag	9.92
Spectral class	A2 (white)	PmRA	12.00	PmDE	-8.0	Tycho2	3707-00049-1
HD	21522

Tycho2

Tycho2	3707-00049-1	Pflag		RAmdeg	52.72840815	DEmdeg	55.95578705
PmRA	3.4	PmDE	-10.8	E RAmdeg	19	E DEmdeg	20
E pmRA	2.7	E pmDE	2.6	EpRAm	1991.08	EpDEm	1990.87
Num	4	Q RAmdeg	2.2	Q DEmdeg	1.2	Q pmRA	2.2
Q pmDE	1.2	BTmag	10.230	E BTmag	0.032	VTmag	9.920
E VTmag	0.033	Prox	75	TYC	T	HIP
CCDM		RAdeg	52.72839361	DEdeg	55.95581222	EpRA 1990	1.68
EpDE 1990	1.59	E RAdeg	19.1	E DEdeg	19.7	Posflg
Corr	0.2

03309+5558 B

Componente originario normalizzato	AB		Coord arcsec 2000	033054.37+555724.2		Mag	10.32		PmRA	12.00
PmDE	-9.0		Tycho2	3707-00049-2		Calc delta mag	0.4		Calc coord	yes

Tycho2

Tycho2	3707-00049-2	Pflag		RAmdeg	52.72510497	DEmdeg	55.95673520
PmRA	9.2	PmDE	-11.0	E RAmdeg	29	E DEmdeg	31
E pmRA	3.0	E pmDE	2.9	EpRAm	1990.56	EpDEm	1990.17
Num	4	Q RAmdeg	1.3	Q DEmdeg	0.9	Q pmRA	1.4
Q pmDE	0.9	BTmag	10.857	E BTmag	0.050	VTmag	10.315
E VTmag	0.044	Prox	75	TYC	T	HIP
CCDM		RAdeg	52.72506750	DEdeg	55.95676111	EpRA 1990	1.73
EpDE 1990	1.56	E RAdeg	28.5	E DEdeg	31.4	Posflg
Corr	0.2