20536+1935 HO 597

20^h 53^m 38.45^s +19° 35' 30.1" P.A. 236.00 sep 10.3 mag 8.18,13.40 Sp A3 dist. 370.37 pc (1208.15 l.y.)

Coord 2000	20536+1935	Discov num	HO 597	Comp		Coord arcsec 2000	20 53 38.45 +19 35 30.1
Date first	1895	Date last	2016	Obs	16
Pa first	221	Pa last	236.4	P.A. Now (θ)	236.4°
Sep first	9.6	Sep last	10.328	Sep. Now (ρ)	10.328"
Mag pri	8.18	Mag sec	13.40	delta mag (ΔM)	5.22	Spectral class	A3 (white)
Pri motion ra	+011	Sec motion ra
Pri motion dec	-021	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation	Delphinus	SAO	106626	HIP	103121	Tycho2	1655-01204-1
Gaia DR2	1813595810986734848	HD	199008	ADS	14402	BD	BD+19 4552
Distance	370.37	Distance ly	1208.15

WDS 20536+1935 HO 597 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Ho_1883	Ma j	Hough, G.W.	1883MNRAS..43..371H
Ho_1883		MNRAS 43, 371, 1883 (data also in Ho_1890)	1890AN....125....1H
Ho_1884	Ma j	Hough, G.W.	1884MNRAS..44..365H
Ho_1884		MNRAS 44, 365, 1884 (data also in Ho_1890)	1890AN....125....1H
Ho_1885	Ma j	Hough, G.W.	1885MNRAS..45..417H
Ho_1885		MNRAS 45, 417, 1885 (data also in Ho_1890)	1890AN....125....1H
Ho_1886	Ma j	Hough, G.W.	1886MNRAS..46..393H
Ho_1886		MNRAS 46, 393, 1886 (data also in Ho_1890)	1890AN....125....1H
Ho_1887	Ma j	Hough, G.W.	1887AN....116..273H
Ho_1887		AN 116, 273, 1887
Ho_1890	Ma j	Hough, G.W.	1890AN....125....1H
Ho_1890		AN 125, 1, 1890
Ho_1890b	Ma j	Hough, G.W.	1890AJ......9..177H
Ho_1890b		AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b)	1890AN....125....1H
Ho_1894a	Ma -	Hough, G.W.	1894MNRAS..54..251H
Ho_1894a		MNRAS 54, 251, 1894
Ho_1894b	Ma j	Hough, G.W. (HO 304 - 490)	1894AN....135..281H
Ho_1894b		AN 135, 281, 1894
Ho_1894c	Ma -	Hough, G.W. (measure by Dembowski, H.)	1894AN....135..281H
Ho_1894c		AN 135, 281, 1894
Ho_1899a	Ma j	Hough, G.W.	1899AN....149..65H
Ho_1899a		AN 149, 65, 1899
Ho_1899b	Ma -	Hough, G.W. (measure by Burnham, S.W.)	1899AN....149..65H
Ho_1899b		AN 149, 65, 1899
Ho_1907	Ma -	Hough, G.W.	1907PFAO....3c...1D
Ho_1907		Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle)
Ho_1932A	Ma -	Hough, G.W.	1932QB821.A43......
Ho_1932A		cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20536+1935	HO 597		2006	9	234	10.2	7.60	11.90	A3	D	205338.45+193530.1
20536+1935	HO 597		2013	11	235	10.3	7.60	11.90	A3		205338.45+193530.1
20536+1935	HO 597		2016	12	236	10.3	8.18	11.90	A3		205338.45+193530.1

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

WDS 20536+1935 HO 597 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20536+1935 HO 597 : MEASURES

No records found.

WDS 20536+1935 : VIRTUAL EYEPIECE

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WDS 20536+1935 : ALADIN DSS IMAGE @ 20^h 53^m 38.45^s +19° 35' 30.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20536+1935 HO 597 : 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		20536+1935	HO 597		236	10.3
Show		20534+1921	J 573		186	4.2	14
Show		20554+1935	UC 4329		262	32.9	25
Show		20517+1954	TDT2585		272	0.6	34
Show		20524+2008	HO 144		350	0.4	37
Show		20509+1953	UC 255		263	11.9	43
Show		20507+1959	ROE 16	AB	75	6.0	48
Show		20507+1959	ROE 16	AC	246	8.6	48
Show		20509+1907	J 195		23	3.3	49
Show		20553+1852	KPP3364		154	2.7	50
Show		20523+1841	UC 4314		181	49.2	59
Show		20558+2027	J 606		185	2.6	59
Show		20574+2010	HO 640		257	12.5	64
Show		20582+1942	TDT2663		36	0.9	65
Show		20488+1943	JNN 286		179	0.2	68
Show		20579+2009	BRT2486		165	2.9	72
Show		20577+1846	GWP3022		108	5.7	76
Show		20493+2026	HJ 926		190	5.8	80
Show		20485+1854	HO 459		24	0.5	84
Show		20567+1818	BPM2298		348	78.4	89
Show		20530+1806	UC 4316		216	48.9	90
Show		20598+2004	STF2739		252	3.3	92
Show		20471+1918	HO 141	AB	294	1.6	95
Show		20471+1918	HO 141	AC	64	22.6	95
Show		20587+1833	RAO 444		194	1.4	95
Show		20472+1901	TDT2538		234	1.0	98
Show		21005+1920	BU 1497		337	49.3	98
Show		20479+1840	UC 4292		105	11.0	99
Show		20499+1811	UC 4302		172	82.1	100
Show		20537+2116	J 2327	AB	48	68.4	101
Show		20537+2116	KPP3429	AD	9	32.9	101
Show		20467+1913	GWP2997		116	272.0	101
Show		20537+2116	J 2327	BC	175	4.4	101
Show		20466+1915	COU 426		158	0.3	102
Show		20587+1823	HU 363		101	0.8	103
Show		20579+1812	UC 4345		303	51.5	104
Show		20571+1801	J 607		305	3.1	107
Show		21010+1910	COU 523		139	0.9	108
Show		20570+1758	COU 427		221	1.5	109
Show		20467+1846	YR 28		71	0.0	111
Show		20565+2118	A 2797		237	0.1	111
Show		20480+1816	BPM2268		54	74.1	113
Show		20534+1742	BPM2286		19	97.0	114
Show		20556+1744	BPM2297		91	30.5	115
Show		20582+1756	BPM2303		131	120.5	119
Show		20467+2044	HJ 2999	AB	221	10.3	119
Show		20467+2044	TOB 197	AC	271	19.5	119
Show		20558+2131	COU 727		353	1.1	120
Show		20535+1734	UC 4319		158	67.6	122
Show		20518+1736	J 2325		260	5.4	122
Show		21017+1851	UC 4363		216	6.4	123

WDS 20536+1935 : COMPONENTS

	A
B	pa=234.8° sep=9.92"

20536+1935 A

Componente originario normalizzato	AB	Coord arcsec 2000	205338.45+193530.1	Mag	8.18	Spectral class	A3 (white)
PmRA	11.00	PmDE	-21.0	SAO	106626	HIP	103121
Tycho2	1655-01204-1	HD	199008	ADS	14402	BD	BD+19 4552

Tycho2

Tycho2	1655-01204-1	Pflag		RAmdeg	313.41022091	DEmdeg	19.59164191
PmRA	11.2	PmDE	-21.7	E RAmdeg	5	E DEmdeg	6
E pmRA	1.2	E pmDE	1.2	EpRAm	1991.24	EpDEm	1990.74
Num	9	Q RAmdeg	2.2	Q DEmdeg	1.2	Q pmRA	2.2
Q pmDE	1.1	BTmag	8.433	E BTmag	0.016	VTmag	8.179
E VTmag	0.012	Prox	999	TYC	T	HIP	103121
CCDM		RAdeg	313.41019361	DEdeg	19.59169556	EpRA 1990	1.57
EpDE 1990	1.22	E RAdeg	5.0	E DEdeg	6.3	Posflg
Corr	0.1

SAO

SAO	106626	DelFlag		RA1950		PmRA1950	0.0012
DE1950		PmDE1950	-0.005	Vmag	8.2	SpType	A3
Double code		Source	28	CatNum	8464	DM	BD+19 4552
DMcomp		BDsup		HD	199008	M HD	0
GC		RA1950rad	5.46010977	DE1950rad	0.33862363	PmRA2000	0.0012
PmDE2000	-0.008

Hipparcos

Catalog	H	HIP	103121	Proxy		RAhms	20 53 38.45
DEdms	+19 35 30.1	Vmag	8.15	VarFlag		R Vmag	H
RAdeg	313.41	DEdeg	19.5917	AstroRef		Plx	5.09
CCDM	20536+1935	N CCDM	I	Nsys	1	Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	199008	BD	BD+19 4552
CD		CP		Dm number	+19 4552	VIred	0.2
SpType	A3	R SpType		Coord arcsec 2000	205338.45+193530.1

Hipparcos 2

HIP	103121	Sn	5	So	0	Nc	1
RArad	5.4700397261	DErad	0.3419396327	Plx	2.7	PmRA	10.07
PmDE	-22.18	E RArad	0.7	E DErad	0.5	E Plx	0.89
E pmRA	0.8	E pmDE	0.53	Hpmag	8.2178	E Hpmag	0.0013
SHp	0.014	VA	0	BV	0.243	E BV	0.013
VI	0.27

CCDM

Ccdm	20536+1935	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.44	DDEs	30.0
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	7.6	Sp	A3	PmNote	*
PmRA	11	PmDE	-17	Dm number	+19 4552	Cat1	BD
Name2	+19 2110	Cat2	AGK2/3	HD	199008	M HD
ADS BDS	A14402	M ADS BDS		N IDS		IDS	20491N1913A
HIC	103121

20536+1935 B

Componente originario normalizzato	AB		Coord arcsec 2000	205337.88+193524.4		Mag	13.4		Calc delta mag	5.22
Calc coord	yes

CCDM

Ccdm	20536+1935	RComp		Comp	B	Note1
Note2		Discov num	HO 597	DRAs		DDEs
R dRAs		Year	1895	Theta	221	Rho	10.0
Obs	4	Vmag	11.9	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A14402	M ADS BDS		N IDS		IDS	20491N1913B
HIC