22438+7831 STT 481 (HD 215730)

22^h 43^m 50.72^s +78° 31' 05.7" P.A. 276.00 sep 2.3 mag 7.46,9.54 Sp A0II-III dist. 390.63 pc (1274.24 l.y.)

Coord 2000	22438+7831	Discov num	STT 481	Comp		Coord arcsec 2000	22 43 50.72 +78 31 05.7
Date first	1845	Date last	2001	Obs	43
Pa first	269	Pa last	275.7	P.A. Now (θ)	275.7°
Sep first	2.3	Sep last	2.34	Sep. Now (ρ)	2.34"
Mag pri	7.46	Mag sec	9.54	delta mag (ΔM)	2.08	Spectral class	A0II-III (white)
Pri motion ra	+017	Sec motion ra	+017
Pri motion dec	+002	Sec motion dec	+002
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 215730	Constellation	Cepheus	HIP	112230	Tycho2	4605-01525-1
Gaia DR2	2282592912429555712	HD	215730	BD	BD+77 871	Distance	390.63
Distance ly	1274.24

WDS 22438+7831 STT 481 (HD 215730) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
STTA		(O. Struve DD - Appendix list)	...................
Stt1864	Ma -	Struve, O.	1864MNRAS..24..149S
Stt1864		MNRAS 24, 149, 1864
Stt1866	orb -	Struve, O.	.
Stt1866		Bull. Imp. Acad. Sci. St. Petersburg, 1866
Stt1874	orb -	Struve, O.	.
Stt1874		Compte Rendus 79, 1467, 1874
Stt1875	orb -	Struve, O.	1875MNRAS..35..367S
Stt1875		MNRAS 35, 367, 1875
Stt1878	Ma -	Struve, O.	1878ObPul...9....1S
Stt1878		Pulkova Observations 9, 1, 1878
Stt1879A	Ma -	Struve, O.	1879Obs.....2..304G
Stt1879A		cited by Gledhill (Obs 2, 304, 1879)
Stt1879B	Ma -	Struve, O.	1879Obs.....3..245G
Stt1879B		cited by Gledhill (Obs 3, 245, 1879)
Stt1879C	Ma -	Struve, O.	1879Obs.....2..344G
Stt1879C		cited by Gledhill (Obs 2, 344, 1879)
Stt1880A	Ma -	Struve, O.	1880Obs.....2..605H
Stt1880A		cited by Hunt (Obs. 3, 605, 1880)
Stt1880B	Ma -	Struve, O.	1880Obs.....3..535G
Stt1880B		cited by Gledhill (Obs 3, 535, 1880)
Stt1880C	Ma -	Struve, O.	1880MNRAS..40..497B
Stt1880C		cited by Burnham (MNRAS 40, 497, 1880)
Stt1884A	Ma -	Struve, O.	1884AReg...22..216S
Stt1884A		cited by Sadler (Astr. Register 22, 216, 1884)
Stt1893a	Ma j	Struve, O.	1893ObPul..10....1S
Stt1893a		Pulkova Obs. Observations 10, 1, 1893
Stt1906A	Ma -	Struve, O.	1906MmRAS..56....1L
Stt1906A		cited by Lewis (MemRAS 56, 1, 1906)
Stt1906B	Ma j	Struve, O.	1906QB821.B972.....
Stt1906B		cited in BDS (Burnham Double Star Cat., 1906)
Stt1908A	Ma -	Struve, O.	1908MNRAS..68..465B
Stt1908A		cited by Barnard (MNRAS 68, 465, 1908)
Stt1913A	Ma -	Struve, O.	1913QB811.B8.......
Stt1913A		cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Stt1914A	Ma -	Struve, O.	1914AN....198..107R
Stt1914A		cited by Rabe (AN 198, 107, 1914)
Stt1932A	Ma -	Struve, O.	1932QB821.A43......
Stt1932A		cited in ADS (Aitken Double Star Cat., 1932)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
22438+7831	STT 481		2001	42	276	2.3	7.46	9.54	A0II-III	D	224350.72+783105.7

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

WDS 22438+7831 STT 481 (HD 215730) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 22438+7831 STT 481 (HD 215730) : MEASURES

No records found.

WDS 22438+7831 (HD 215730) : VIRTUAL EYEPIECE

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

WDS 22438+7831 (HD 215730) : ALADIN DSS IMAGE @ 22^h 43^m 50.72^s +78° 31' 05.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 22438+7831 STT 481 (HD 215730) : NEIGHBORHOODS

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		22438+7831	STT 481		276	2.3
Show		22429+7847	LOC 528		284	6.3	17
Show		22382+7831	KPP4283		330	5.1	17
Show		22497+7828	LOC 530		305	7.1	18
Show		22496+7802	LDS2012		295	6.2	35
Show		22442+7907	TDS1182		48	1.0	37
Show		22567+7830	STF2971		5	5.6	39
Show		22421+7747	LOC 527	BC	83	2.1	45
Show		22482+7916	TDT3710		222	0.8	47
Show		22593+7821	LOC 529		91	1.5	48
Show		22282+7824	LOC 516		27	1.1	48
Show		22302+7900	LDS1990		80	12.9	50
Show		22267+7847	DRS 23	AB	211	0.3	54
Show		22484+7933	TDS1185		129	1.4	64
Show		22496+7720	LOC 526		126	2.5	74
Show		22523+7943	LOC 531		258	2.3	76
Show		23030+7718	TDT3859		125	1.1	95
Show		22408+7654	UC 4789		345	47.3	98
Show		22445+8009	MLR 265		118	0.3	99
Show		22516+7653	UC 4836		200	64.0	102
Show		22318+8011	HDS3194		193	0.4	105
Show		22565+7654	LOC 522	AC	282	2.8	106
Show		22374+7644	A 784		52	0.3	110
Show		22466+7639	LOC 525		34	14.9	113
Show		23022+8014	KIR 24	AB	161	95.5	115
Show		23022+8014	KIR 24	AC	283	1.2	115
Show		22564+7643	TDT3800		229	0.9	116
Show		22592+8021	BU 1522		6	46.6	118
Show		22578+8028	LDS2020		356	10.9	124
Show		22359+7630	HDS3210		11	0.2	125
Show		23012+7629	WIS 373		260	999.9	135
Show		22542+7620	STF2963		2	1.9	136
Show		23026+7630	LDS2023		138	13.3	136
Show		22455+8046	LOC 535		217	1.6	136
Show		23012+8047	STT 487		199	0.5	144
Show		22485+7608	LOC 523		248	4.1	144
Show		22295+8050	STF2927		313	16.3	145
Show		22287+8058	LOC 517		25	2.3	153
Show		23010+7607	BU 851		152	1.6	155
Show		22429+8105	LOC 532		288	1.2	155
Show		22573+8104	LOC 533		56	2.3	157
Show		22561+7556	GAT 30		20	242.4	160
Show		22487+8111	LDS2011		148	8.1	161
Show		22412+7546	LDS2000		142	3.6	165
Show		22410+8115	LDS2002		83	13.3	166
Show		22550+8117	HDS3259		20	0.1	169
Show		22556+8121	LOC 534		136	1.2	173
Show		22438+7536	LDS2006		223	60.1	173
Show		22394+8124	MCA 72		95	0.1	173
Show		22261+7547	LDS1981		7	35.8	175
Show		22267+7543	DAM 665		61	7.6	178

WDS 22438+7831 : COMPONENTS

	A
B	pa=296.6° sep=0.52"

22438+7831 A

Componente originario normalizzato	AB	Name	HD 215730	Coord arcsec 2000	224350.72+783105.7	Mag	7.46
Spectral class	A0II (white)	PmRA	17.00	PmDE	2.0	HIP	112230
Tycho2	4605-01525-1	HD	215730	BD	BD+77 871

Tycho2

Tycho2	4605-01525-1	Pflag	P	RAmdeg	340.96131524	DEmdeg	78.51826115
PmRA	16.8	PmDE	1.6	E RAmdeg	4	E DEmdeg	4
E pmRA	1.6	E pmDE	1.6	EpRAm	1991.61	EpDEm	1991.57
Num	6	Q RAmdeg	1.2	Q DEmdeg	2.0	Q pmRA	1.2
Q pmDE	2.1	BTmag	7.421	E BTmag	0.015	VTmag	7.461
E VTmag	0.010	Prox	22	TYC	T	HIP	112230
CCDM	A	RAdeg	340.96128750	DEdeg	78.51825500	EpRA 1990	1.69
EpDE 1990	1.65	E RAdeg	4.1	E DEdeg	4.3	Posflg	D
Corr	0.0

Hipparcos

Catalog	H	HIP	112230	Proxy	H	RAhms	22 43 50.71
DEdms	+78 31 05.7	Vmag	7.32	VarFlag		R Vmag	H
RAdeg	340.961	DEdeg	78.5183	AstroRef	A	Plx	3.77
CCDM	22438+7831	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	275	Rho	2.27	HD	215730	BD	BD+77 871
CD		CP		Dm number	+77 871	VIred	0.22
SpType	A0	R SpType		Coord arcsec 2000	224350.71+783105.7

Hipparcos 2

HIP	112230	Sn	15	So	3	Nc	2
RArad	5.9508971582	DErad	1.3704020671	Plx	2.56	PmRA	10.29
PmDE	2.6	E RArad	0.53	E DErad	0.52	E Plx	0.61
E pmRA	0.78	E pmDE	0.65	Hpmag	7.3288	E Hpmag	0.0013
SHp	0.011	VA	0	BV	-0.004	E BV	0.011
VI	0.02

CCDM

Ccdm	22438+7831	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.73	DDEs	5.8
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	7.5	Sp	A0	PmNote	*
PmRA	14	PmDE	6	Dm number	+77 871	Cat1	BD
Name2	+78 544	Cat2	AGK2/3	HD	215730	M HD
ADS BDS	A16243	M ADS BDS		N IDS		IDS	22422N7759A
HIC	112230

22438+7831 B

Componente originario normalizzato	AB	Coord arcsec 2000	224350.56+783105.9	Mag	9.54	Spectral class	III
PmRA	17.00	PmDE	2.0	Tycho2	4605-01525-2	Calc delta mag	2.08
Calc coord	yes

Tycho2

Tycho2	4605-01525-2	Pflag	P	RAmdeg	340.96131524	DEmdeg	78.51826115
PmRA	16.8	PmDE	1.6	E RAmdeg	4	E DEmdeg	4
E pmRA	1.6	E pmDE	1.6	EpRAm	1991.61	EpDEm	1991.57
Num	6	Q RAmdeg	1.2	Q DEmdeg	2.0	Q pmRA	1.2
Q pmDE	2.1	BTmag	9.859	E BTmag	0.025	VTmag	9.542
E VTmag	0.023	Prox	22	TYC	T	HIP	112230
CCDM	B	RAdeg	340.95815972	DEdeg	78.51830417	EpRA 1990	1.69
EpDE 1990	1.66	E RAdeg	13.1	E DEdeg	14.6	Posflg	D
Corr	0.0

CCDM

Ccdm	22438+7831	RComp		Comp	B	Note1
Note2		Discov num	STT 481	DRAs		DDEs
R dRAs		Year	1855	Theta	268	Rho	2.4
Obs	17	Vmag	9.3	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A16243	M ADS BDS		N IDS		IDS	22422N7759B
HIC	112230