04224+2049 BU 87 (HD 27639)

Coord 2000	04224+2049		Discov num	BU   87		Comp			Coord arcsec 2000	04 22 22.74 +20 49 16.4
Date first	1873		Date last	2016		Obs	41
Pa first	180		Pa last	167.8		P.A. Now (θ)	167.8°
Sep first	1.5		Sep last	1.91		Sep. Now (ρ)	1.91"
Mag pri	6.21		Mag sec	8.60		delta mag (ΔM)	2.39		Spectral class	B3V+K3II (blue-white/yellow-orange)
Pri motion ra	+002		Sec motion ra	+002
Pri motion dec	-002		Sec motion dec	-002
Notes

Nature of this double is uncertain.

Name	HD 27639		Constellation	Taurus		SAO	76571		HIP	20417
Tycho2	1276-01625-1		Gaia DR2	49177620354353152		HD	27639		HR	1370
GC	5289		ADS	3158		BD	BD+20 744		Distance	714.29
Distance ly	2330.01

No records found.

refcode	metd	author	reference
Bu_1873a	Ma -	Burnham, S.W. (BU 1 - 81)	1873MNRAS..33..351B
Bu_1873a		MNRAS 33, 351, 1873
Bu_1873b	Ma -	Burnham, S.W. (BU 82 - 106)	1873MNRAS..33..437B
Bu_1873b		MNRAS 33, 437, 1873
Bu_1873c	-	Burnham, S.W.	1873MNRAS..33..567B
Bu_1873c		MNRAS 33, 567, 1873
Bu_1873d	Ma -	Burnham, S.W. (BU 107 - 182)	1873MNRAS..34...59B
Bu_1873d		MNRAS 34, 59, 1873
Bu_1874a	Ma -	Burnham, S.W. (BU 183 - 229)	1874MNRAS..34..382B
Bu_1874a		MNRAS 34, 382, 1874
Bu_1874b	Ma -	Burnham, S.W. (BU 230 - 300)	1874MNRAS..35...31B
Bu_1874b		MNRAS 35, 31, 1874
Bu_1874c	-	Burnham, S.W.	1874MNRAS..34..370B
Bu_1874c		MNRAS 34, 370, 1874
Bu_1874d	Ma -	Burnham, S.W.	1874MNRAS..34..393B
Bu_1874d		MNRAS 34, 393, 1874
Bu_1874e	Ma -	Burnham, S.W.	1874MNRAS..35...28B
Bu_1874e		MNRAS 35, 28, 1874
Bu_1875	Ma -	Burnham, S.W. (BU 301 - 390)	1875AN.....86..337B
Bu_1875		AN 86, 337, 1875
Bu_1876	Ma -	Burnham, S.W. (BU 391 - 436)	1876AN.....88..225B
Bu_1876		AN 88, 225, 1876
Bu_1876b	-	Burnham, S.W.	1876MNRAS..36...99B
Bu_1876b		MNRAS 36, 99, 1876
Bu_1876c	-	Burnham, S.W.	1876MNRAS..36..331B
Bu_1876c		MNRAS 36, 331, 1876 (no new data)
Bu_1877	Ma -	Burnham, S.W. (BU 453 - 482)	1877MNRAS..38...78B
Bu_1877		MNRAS 38, 78, 1877
Bu_1878a	Ma -	Burnham, S.W.	1878MNRAS..38..408B
Bu_1878a		MNRAS 38, 408, 1878
Bu_1878b	-	Burnham, S.W.	1878MNRAS..38..476B
Bu_1878b		MNRAS 38, 476, 1878
Bu_1878c	-	Burnham, S.W.	1878MNRAS..38..478B
Bu_1878c		MNRAS 38, 478, 1878
Bu_1878d	Ma j	Burnham, S.W.	1878AN.....92..235B
Bu_1878d		AN 92, 235, 1878
Bu_1879	Ma j	Burnham, S.W.	1879MmRAS..44..141B
Bu_1879		MemRAS 44, 141, 1879
Bu_1879B	Ma -	Burnham, S.W.	1879Obs.....3...20G
Bu_1879B		cited by Gledhill (Obs 3, 20, 1879)
Bu_1879C	Ma -	Burnham, S.W.	1879Obs.....3..142G
Bu_1879C		cited by Gledhill (Obs 3, 142, 1879)
Bu_1879d	Ma -	Burnham, S.W.	1879Obs.....3...92B
Bu_1879d		Obs 3, 92, 1879
Bu_1879e	Ma -	Burnham, S.W.	1879MNRAS..40...99B
Bu_1879e		MNRAS 40, 99, 1879
Bu_1880A	Ma -	Burnham, S.W.	1880Obs.....3..508G
Bu_1880A		cited by Gledhill (Obs 3, 508, 1880)
Bu_1880C	Ma -	Burnham, S.W.	1880Obs.....3..314G
Bu_1880C		cited by Gledhill (Obs 3, 314, 1880)
Bu_1880D	Ma -	Burnham, S.W.	1880Obs.....3..352G
Bu_1880D		cited by Gledhill (Obs 3, 352, 1880)
Bu_1880e	Ma -	Burnham, S.W.	1880Obs.....3..408B
Bu_1880e		Obs 3, 408, 1880
Bu_1880f	Ma -	Burnham, S.W.	1880MNRAS..40..497B
Bu_1880f		MNRAS 40, 497, 1880
Bu_1880g	Ma -	Burnham, S.W.	1880MNRAS..41...33B
Bu_1880g		MNRAS 41, 33, 1880
Bu_1881	Ma j	Burnham, S.W.	1881Obs.....4...19G
Bu_1881		cited by Gledhill (Obs 4, 19, 1881)
Bu_1882a	Ma -	Burnham, S.W. (BU 776 - 863)	1882PWasO...1...91B
Bu_1882a		Pub. Washburn Obs. 1, 91, 1882
Bu_1882b	Ma -	Burnham, S.W.	1882PWasO...1..113B
Bu_1882b		Pub. Washburn Obs. 1, 113, 1882
Bu_1883	Ma j	Burnham, S.W. (BU 864 - 1025)	1883MmRAS..47..167B
Bu_1883		MemRAS 47, 167, 1883
Bu_1883b	Ma -	Burnham, S.W.	1883MNRAS..43..318B
Bu_1883b		MNRAS 43, 318, 1883
Bu_1884	Ma j	Burnham, S.W.	1884MNRAS..44..365H
Bu_1884		MNRAS 44, 365, 1884
Bu_1884b	Ma -	Burnham, S.W.	1884AN....110..133B
Bu_1884b		AN 110, 133, 1884
Bu_1884C	Ma -	Burnham, S.W.	1884AReg...22..216S
Bu_1884C		cited by Sadler (Astr. Register 22, 216, 1884)
Bu_1887	Ma -	Burnham, S.W. (BU 734 - 775)	1887PLicO...1...24B
Bu_1887		Pub. Lick Obs. 1, 24,45, 1887
Bu_1889a	Ma -	Burnham, S.W.	1889AN....122..159B
Bu_1889a		AN 122, 159, 1889 (measures also in Bu_1894c)	1894PLicO...2..197B
Bu_1889b	Ma -	Burnham, S.W. (BU 1026 - 1038)	1889AN....123....1B
Bu_1889b		AN 123, 1, 1889 (measures also in Bu_1894a)	1894PLicO...2..185B
Bu_1889c	Ma -	Burnham, S.W.	1889AN....123...75B
Bu_1889c		AN 123, 75, 1889 (measures also in Bu_1894c)	1894PLicO...2..197B
Bu_1889d	Ma -	Burnham, S.W.	1889PASP....1...36B
Bu_1889d		PASP 1, 36, 1889 (measures also in Bu_1894)	1894PLicO...2....3B
Bu_1889e	Ma j	Burnham, S.W.	1889AN....121...63B
Bu_1889e		AN 121, 63, 1889 (measures also in Bu_1894c)	1894PLicO...2..197B
Bu_1889f	Ma j	Bunham, S.W.	1889MNRAS..49..418B
Bu_1889f		MNRAS 49, 418, 1889
Bu_1890a	Ma -	Burnham, S.W. (BU 1093 - 1154)	1889AN....124...49B
Bu_1890a		AN 124, 49, 1890 (measures also in Bu_1894c)	1894PLicO...2..197B
Bu_1890b	Ma -	Burnham, S.W.	1890AN....125...41B
Bu_1890b		AN 125, 41, 1890 (measures also in Bu_1894)	1894PLicO...2....3B
Bu_1890c	Ma -	Burnham, S.W.	1890PASP....2..138B
Bu_1890c		PASP 2, 138, 1890 (measures also in Bu_1894)	1894PLicO...2....3B
Bu_1891a	orb -	Burnham, S.W.	1891SidM...10..273B
Bu_1891a		Sidereal Messenger 10, 273, 1891
Bu_1891b	orb -	Burnham, S.W.	1891Obs....14..263B
Bu_1891b		Observatory 14, 263, 1891
Bu_1891c	Ma j	Burnham, S.W.	1891AN....127..289B
Bu_1891c		AN 127, 289, 1891
Bu_1892	Ma -	Burnham, S.W. (BU 1225 - 1266)	1892AN....130..257B
Bu_1892		AN 130, 257, 1892 (measures also in Bu_1894e)	1894PLicO...2..221B
Bu_1892b	Ma -	Burnham, S.W.	1892AN....130...77B
Bu_1892b		AN 130, 77, 1892
Bu_1893a	Ma -	Burnham, S.W.	1893AN....131..329B
Bu_1893a		AN 131, 329, 1893 (most measures also in Bu_1894)	1894PLicO...2.....B
Bu_1893b	orb -	Burnham, S.W.	1893MNRAS..53..478B
Bu_1893b		MNRAS 53, 478, 1893
Bu_1893c	orb -	Burnham, S.W.	1893MNRAS..54..119B
Bu_1893c		MNRAS 54, 119, 1893
Bu_1893d	orb -	Burnham, S.W.	1893AstAp..12..494B
Bu_1893d		AstAp 12, 494, 1893
Bu_1893e	orb -	Burnham, S.W.	1893AstAp..12..585B
Bu_1893e		AstAp 12, 585, 1893
Bu_1893f	Ma -	Burnham, S.W. (BU 1267 - 1274)	1893MNRAS..53..273B
Bu_1893f		MNRAS 53, 273, 1893 (most measures also in Bu_1893a)	1893AN....131..329B
Bu_1893g	orb -	Burnham, S.W.	1893MNRAS..53..482B
Bu_1893g		MNRAS 53, 482, 1893
Bu_1894	Ma j	Burnham, S.W.	1894PLicO...2....3B
Bu_1894		Pub. Lick Obs. 2, 3, 1894 (includes most data from Bu_1893a)	1893AN....131..329B
Bu_1894a	Ma j	Burnham, S.W. (BU 1026 - 1038)	1894PLicO...2..185B
Bu_1894a		Pub. Lick Obs. 2, 185, 1894
Bu_1894b	Ma j	Burnham, S.W. (BU 1039 - 1092)	1894PLicO...2..188B
Bu_1894b		Pub. Lick Obs. 2, 188, 1894
Bu_1894c	Ma -	Burnham, S.W. (BU 1093 - 1154)	1894PLicO...2..197B
Bu_1894c		Pub. Lick Obs. 2, 197, 1894
Bu_1894d	Ma -	Burnham, S.W. (BU 1155 - 1224)	1894PLicO...2..206B
Bu_1894d		Pub. Lick Obs. 2, 206, 1894
Bu_1894e	Ma -	Burnham, S.W. (BU 1225 - 1266)	1894PLicO...2..221B
Bu_1894e		Pub. Lick Obs. 2, 221, 1894
Bu_1894f	Ma -	Burnham, S.W. (BU 1267 - 1274)	1894PLicO...2..229B
Bu_1894f		Pub. Lick Obs. 2, 229, 1894 (all measures also in Bu_1893f)	1893MNRAS..53..273B
Bu_1894g	Ma -	Burnham, S.W.	1894PLicO...2..159B
Bu_1894g		Pub. Lick Obs. 2, 159, 1894
Bu_1898	orb -	Burnham, S.W.	1898MNRAS..59...59B
Bu_1898		MNRAS 58, 59, 1898
Bu_1900	Ma -	Burnham, S.W.	1900PYerO...1....1B
Bu_1900		Pub. Yerkes Obs. 1, 1, 1900
Bu_1902A	Ma j	Burnham, S.W.	1902AN....158..241E
Bu_1902A		cited by Espin (AN 158, 241, 1902)
Bu_1903	Ma -	Burnham, S.W.	1903PYerO...2....1B
Bu_1903		Pub. Yerkes Obs. 2, 1, 1903
Bu_1906	Ma j	Burnham, S.W.	1906QB821.B972.....
Bu_1906	+M	Burnham Double Star Cat., 1906
Bu_1906B	Ma -	Burnham, S.W.	1906MmRAS..56....1L
Bu_1906B	+orb	cited by Lewis (MemRAS 56, 1, 1906)
Bu_1907	Ma -	Burnham, S.W.	1907AN....176..129B
Bu_1907		AN 176, 129, 1907 (most data in Bu_1913)	1913QB811.B8.......
Bu_1908	Ma -	Burnham, S.W.	1908MNRAS..68..517B
Bu_1908		MNRAS 68, 517, 1908
Bu_1908A	Ma -	Burnham, S.W.	1908MNRAS..68..465B
Bu_1908A		cited by Barnard (MNRAS 68, 465, 1908)
Bu_1909	Ma -	Burnham, S.W.	1909AN....180...65B
Bu_1909		AN 180, 65, 1909 (most data in Bu_1913)	1913QB811.B8.......
Bu_1909b	Ma j	Burnham, S.W.	1909AN....182..133B
Bu_1909b		AN 182, 133, 1909
Bu_1910	Ma -	Burnham, S.W.	...................
Bu_1910		Journal Astronomique 1, no. 11, 81, 1910
Bu_1910b	Ma -	Burnham, S.W.	1910AN....185..145B
Bu_1910b		AN 185, 145, 1910 (most data in Bu_1913)	1913QB811.B8.......
Bu_1911	-	Burnham, S.W.	1911MNRAS..72..156J
Bu_1911		MNRAS 72, 156, 1911
Bu_1911b	Ma j	Burnham, S.W.	1911AN....189..385B
Bu_1911b		AN 189, 385, 1911
Bu_1913	Ma j	Burnham, S.W.	1913QB811.B8.......
Bu_1913	+Pa	Carnegie Inst. Wash. #168, 1913
Bu_1913	+T
Bu_1918	Ma j	Burnham, S.W.	1918AJ.....31..141B
Bu_1918		AJ 31, 141, 1918
Bu_1923A	Ma -	Burnham, S.W.	1923MNRAS..83..154E
Bu_1923A		cited by Espin (MNRAS 83, 154, 1923)
Bu_1927A	Ma -	Burnham, S.W.	1927sdsc.book......
Bu_1927A		cited in SDS (Southern Double Star Cat.), 1927
Bu_1932A	Ma -	Burnham, S.W.	1932QB821.A43......
Bu_1932A		cited in ADS (Aitken Double Star Cat.), 1932
Bu_1963A	Ma -	Burnham, S.W.	1963icvd.book.....J
Bu_1963A		cited in IDS (Lick Index Cat.), 1963
Bu_2002A	Ma -	Burnham, S.W.	2002yCat.1275....0D
Bu_2002A		cited in CCDM

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
04224+2049	BU 87		2006	38	169	2.0	6.21	8.60	B3V+K3II	D	042222.74+204916.4
04224+2049	BU 87		2007	39	168	1.9	6.21	8.60	B3V+K3II	D	042222.74+204916.4
04224+2049	BU 87		2012	40	167	1.9	6.21	8.60	B3V K3II	D	042222.74+204916.4
04224+2049	BU 87		2016	41	168	1.9	6.21	8.60	B3V+K3II		042222.74+204916.4

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

No records found.


No records found.

Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation.

Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

FoV: 30" 1' 5' 15' 30' 1° 2° 4° 5° 8° Limit: 2 3 4 5 10 15 20 25 30 50 100 Primaries only
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 04224+2049 BU 87 168 1.9 Show 04215+2102 OCC 684 -1 0.1 18 Show 04235+2059 CHR 16 AB 1 0.2 19 Show 04210+2050 LDS3578 351 44.4 21 Show 04216+2029 LDS5543 AB 89 113.6 24 Show 04216+2029 SKF1934 Aa,Ab 224 1.2 24 Show 04207+2056 LDS2226 5 21.1 25 Show 04214+2118 LDS2227 13 65.2 32 Show 04238+2120 LDS2230 250 4.8 38 Show 04196+2104 HDS 553 24 0.8 43 Show 04221+2007 LDS3581 179 14.4 43 Show 04242+2129 LDS6129 305 5.1 47 Show 04225+2137 LDS5548 245 84.8 48 Show 04240+2132 HU 303 204 2.2 49 Show 04252+2121 LDS2232 76 29.0 51 Show 04213+2138 AZC 40 211 43.5 52 Show 04190+2118 BU 1234 207 1.9 56 Show 04242+1959 LDS3583 296 29.0 57 Show 04218+1949 KNT 2 25 3.3 61 Show 04258+2012 LDS2235 112 27.6 62 Show 04201+1953 LDS1164 139 30.2 65 Show 04236+2154 LDS1168 264 5.3 67 Show 04270+2030 LDS2237 BC 55 14.0 68 Show 04271+2059 LDS2239 217 20.8 68 Show 04263+2128 TOK 16 AB 120 11.1 68 Show 04263+2128 CIA 22 Aa,Ab -1 -1.0 68 Show 04270+2030 LDS2237 AB 339 42.8 68 Show 04196+2146 SKF2834 AB 114 14.5 69 Show 04196+2146 SKF2834 AC 338 37.1 69 Show 04174+2033 KPP3562 156 6.2 72 Show 04184+2135 MCA 14 Aa,Ab 190 0.2 73 Show 04184+2135 BUP 52 AB 61 158.7 73 Show 04184+2135 LMP 52 Aa,Ac 175 0.2 73 Show 04184+2135 LMP 52 Aa,Ad 270 0.3 73 Show 04173+2035 LDS5535 AB 299 180.7 74 Show 04173+2035 LDS5535 AC 157 6.0 74 Show 04221+1934 KOH 9 AB 317 12.0 75 Show 04221+1934 DAE 25 AC 187 7.7 75 Show 04255+1946 STJ 27 344 1.5 78 Show 04220+1932 GHE 6 AB 191 0.7 78 Show 04220+1932 GHE 6 A,Ba 195 0.7 78 Show 04220+1932 GHE 6 A,Bb 195 0.6 78 Show 04220+1932 NSE 1 AC 358 0.3 78 Show 04220+1932 KRS 2 Ba,Bb 20 0.1 78 Show 04220+1932 CSE 1 AD 199 0.1 78 Show 04203+1937 TDS2828 264 3.1 78 Show 04218+1929 SIG 1 75 0.2 81 Show 04255+1942 COU 565 136 0.7 81 Show 04217+1928 BU 9004 46 55.8 82 Show 04285+2040 LDS3590 241 3.3 86 Show 04220+2215 OCC 318 -1 0.2 87

	A
B	pa=168.6° sep=1.90"

Componente originario normalizzato	AB		Name	HD 27639		Coord arcsec 2000	042222.74+204916.4		Mag	6.21
Spectral class	B3V (blue-white)		PmRA	2.00		PmDE	-2.0		SAO	76571
HIP	20417		Tycho2	1276-01625-1		HD	27639		HR	1370
GC	5289		BD	BD+20 744

Tycho2	1276-01625-1		Pflag	P		RAmdeg	65.59475338		DEmdeg	20.82122927
PmRA	1.7		PmDE	-1.6		E RAmdeg	4		E DEmdeg	5
E pmRA	1.1		E pmDE	1.1		EpRAm	1991.58		EpDEm	1991.22
Num	7		Q RAmdeg	1.5		Q DEmdeg	1.8		Q pmRA	1.7
Q pmDE	1.8		BTmag	8.529		E BTmag	0.018		VTmag	6.205
E VTmag	0.010		Prox	19		TYC	T		HIP	20417
CCDM	A		RAdeg	65.59471000		DEdeg	20.82141889		EpRA 1990	1.73
EpDE 1990	1.48		E RAdeg	4.1		E DEdeg	4.8		Posflg	D
Corr	-0.3

SAO	76571		DelFlag			RA1950			PmRA1950	0.0001
DE1950			PmDE1950	0.002		Vmag	6.1		SpType	+++
Double code			Source	70		CatNum	5289		DM	BD+20 744
DMcomp			BDsup			HD	27639		M HD	9
GC	5289		RA1950rad	1.13199255		DE1950rad	0.3613667		PmRA2000	0.0001
PmDE2000	0.001

Catalog	H		HIP	20417		Proxy	H		RAhms	04 22 22.73
DEdms	+20 49 17.1		Vmag	5.91		VarFlag	1		R Vmag	G
RAdeg	65.5947		DEdeg	20.8214		AstroRef	A		Plx	1.86
CCDM	04224+2049		N CCDM	I		Nsys	1		Ncomp	2
MultFlag	C		Source			Qual	A		M HIP	AB
Theta	169		Rho	1.923		HD	27639		BD	BD+20 744
CD			CP			Dm number	+20 744		VIred	2.21
SpType	M0III		R SpType			Coord arcsec 2000	042222.73+204917.1

HIP	20417		Sn	15		So	3		Nc	2
RArad	1.1448437063		DErad	0.3634023149		Plx	1.4		PmRA	-1.8
PmDE	-0.55		E RArad	0.53		E DErad	0.34		E Plx	0.56
E pmRA	0.64		E pmDE	0.49		Hpmag	5.9458		E Hpmag	0.002
SHp	0.012		VA	2		BV	1.66		E BV	0.042
VI	2.21

Ccdm	04224+2049		RComp			Comp	A		Note1
Note2			Discov num			DRAs	-1.25		DDEs	16.0
R dRAs	10		Year			Theta			Rho
Obs	2		Vmag	6.2		Sp	K5		PmNote	*
PmRA	2		PmDE	-8		Dm number	+20 744		Cat1	BD
Name2	+20 390		Cat2	AGK2/3		HD	27639		M HD
ADS BDS	A 3158		M ADS BDS			N IDS			IDS	04165N2035A
HIC	20417

Componente originario normalizzato	AB		Coord arcsec 2000	042222.77+204914.5		Mag	8.6		Spectral class	K3II (yellow-orange)
PmRA	2.00		PmDE	-2.0		Tycho2	1276-01625-2		HD	27640
Calc delta mag	2.39		Calc coord	yes

Tycho2	1276-01625-2		Pflag	P		RAmdeg	65.59475338		DEmdeg	20.82122927
PmRA	1.7		PmDE	-1.6		E RAmdeg	4		E DEmdeg	5
E pmRA	1.1		E pmDE	1.1		EpRAm	1991.58		EpDEm	1991.22
Num	7		Q RAmdeg	1.5		Q DEmdeg	1.8		Q pmRA	1.7
Q pmDE	1.8		BTmag	8.898		E BTmag	0.020		VTmag	8.598
E VTmag	0.018		Prox	19		TYC	T		HIP	20417
CCDM	B		RAdeg	65.59481972		DEdeg	20.82089611		EpRA 1990	1.71
EpDE 1990	1.52		E RAdeg	8.7		E DEdeg	10.9		Posflg	D
Corr	-0.2

Ccdm	04224+2049		RComp			Comp	B		Note1
Note2			Discov num	BU 87		DRAs			DDEs
R dRAs			Year	1875		Theta	170		Rho	1.9
Obs	20		Vmag	9.3		Sp	A0		PmNote
PmRA			PmDE			Dm number			Cat1
Name2			Cat2			HD	27640		M HD
ADS BDS	A 3158		M ADS BDS			N IDS			IDS	04165N2035B
HIC	20417