20089+7743 STF 2675 AB (Kap Cep)

20^h 08^m 53.32^s +77° 42' 40.9" P.A. 120.00 sep 7.3 mag 4.39,8.34 Sp B9III dist. 96.53 pc (314.88 l.y.)

Coord 2000	20089+7743	Discov num	STF2675	Comp	AB	Coord arcsec 2000	20 08 53.32 +77 42 40.9
Date first	1782	Date last	2016	Obs	87
Pa first	123	Pa last	120.2	P.A. Now (θ)	120.2°
Sep first	5.8	Sep last	7.341	Sep. Now (ρ)	7.341"
Mag pri	4.39	Mag sec	8.34	delta mag (ΔM)	3.95	Spectral class	B9III (blue-white)
Pri motion ra	+012	Sec motion ra	+011
Pri motion dec	+024	Sec motion dec	+024
Notes	N (See Notes)

rPM=0.037 (< 0.3, Physical double)

This double is physical.

20089+7743 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	Kap Cep	9665	20 08 53 +77 42 41	STF 2675 AB	2016	87	120	7.3	4.39	8.34	3.95		<===
Show		9665	20 08 53 +77 42 41	STF 2675 AC	2004	10	334	170.2	4.39	10.32	5.93

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	Kap Cep	Constellation	Cepheus	SAO	9665	HIP	99255
Tycho2	4589-03106-1	Gaia DR2	2290599311287582464	HD	192907	HR	7750
GC	28066	ADS	13524	BD	BD+77 764	Bayer	Kappa Cephei
Bayer name	Kap Cep	Flamsteed	1 Cephei	Flamsteed name	1 Cep	FK5	759
Distance	96.53	Distance ly	314.88	Bayer greek	κ Cep

WDS 20089+7743 STF 2675 AB (Kap Cep) : NOTES

discov_num	notes	refcode
STF2675	kap Cep = 1 Cep
	AB: H 3 70.	MEv2010
	AB: Additional notes may be found in Dembowski (1883).	D__1883

REFERENCES

refcode	metd	author	reference
D__1883	Ma -	Dembowski, H.	...................
D__1883		Misure micrometriche di Stelle Doppie e multiple...
D__1883		(Rome, Coi tipi del Salviucci), vol. I, 1883
MEv2010	-	MacEvoy, B.	...................
MEv2010		private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)

DISCOVERER

idgroup	discov	author
1	STF	Struve, F.G.W.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20089+7743	STF2675	AB	2003	84	120	7.2	4.39	8.34	B9III	N D	200853.32+774240.9
20089+7743	STF2675	AB	2015	85	120	7.3	4.39	8.34	B9III	N	200853.32+774240.9
20089+7743	STF2675	AB	2016	87	120	7.3	4.39	8.34	B9III	N	200853.32+774240.9

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

WDS 20089+7743 STF 2675 AB (Kap Cep) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20089+7743 STF 2675 AB (Kap Cep) : MEASURES

No records found.

WDS 20089+7743 (Kap Cep) : 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 20089+7743 (Kap Cep) : ALADIN DSS IMAGE @ 20^h 08^m 53.32^s +77° 42' 40.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20089+7743 STF 2675 AB (Kap Cep) : 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		20089+7743	STF2675	AB	120	7.3
Show		20089+7743	STF2675	AC	334	170.2
Show		20118+7730	LOC 433		132	1.7	17
Show		20062+7756	LOC 435		260	1.0	17
Show		20077+7718	OL 122		203	2.5	25
Show		20089+7715	LDS1928	AB	166	5.4	28
Show		20100+7711	PLT 8		78	24.2	32
Show		20006+7709	LOC 434		176	2.1	43
Show		19554+7754	LOC 421		290	3.5	44
Show		20156+7826	LOC 436		217	9.5	49
Show		20095+7651	SKF2805		347	158.7	54
Show		20159+7649	LOC 432		343	4.1	59
Show		20066+7643	TDT1986		138	0.7	61
Show		20195+7836	WFC 232		143	3.8	63
Show		20066+7639	SKF2804		345	19.0	65
Show		20119+7847	LOC 437		230	34.9	65
Show		19490+7715	MLR 228		266	0.3	71
Show		20277+7828	KPP4200		166	1.7	74
Show		19591+7630	HU 956	AB	88	0.9	80
Show		19591+7630	HU 956	AC	132	138.9	80
Show		20248+7641	TDT2248		243	0.4	82
Show		20109+7616	LDS1929		14	15.4	87
Show		20118+7614	MLR 232		166	2.6	90
Show		19510+7631	LDS1919		54	15.4	94
Show		20094+7602	TDT2030		178	0.5	101
Show		20201+7605	A 869		269	2.1	105
Show		19560+7927	STF2647		258	8.5	112
Show		19515+7607	LDS1920		88	11.4	113
Show		19593+7941	TDT1902		119	0.6	122
Show		19589+8000	LOC 424		204	4.8	141
Show		19510+7524	STF2617		39	27.9	152
Show		19547+8010	LOC 426		50	1.7	153
Show		20272+7522	TDT2285		154	0.6	155
Show		19562+8028	KPP4178		181	55.7	170
Show		19540+7501	LDS1922		226	16.0	170
Show		20144+8032	STF2694		345	4.3	170
Show		19571+8031	LDS1924		270	7.5	172
Show		20139+7434	YSC 162		114	0.3	190
Show		20165+8109	STT 526		167	1.3	208
Show		19579+7415	A 1195		294	4.0	212
Show		20094+8114	LOC 439		78	3.9	212
Show		20108+8127	LOC 440		158	1.4	225
Show		20084+8127	HU 957		144	4.9	225
Show		19493+7409	MLR 227		77	0.2	225
Show		20282+8125	BUP 211	AB	11	109.5	229
Show		20282+8125	STH 7	AC	282	196.6	229
Show		19593+8138	MLR 231		242	0.3	238
Show		20219+7347	HDS2909		238	0.7	241
Show		20217+7345	A 870		196	0.1	243
Show		20255+8152	LOC 452		150	1.1	254
Show		20167+8156	LOC 441		139	1.0	255

WDS 20089+7743 : COMPONENTS

	A	B
B	pa=159.9° sep=3.93"
C	pa=354.1° sep=153.79"	pa=353.7° sep=157.61"

20089+7743 A

Name	Kap Cep	Coord arcsec 2000	200853.32+774240.9	Mag	4.39	Spectral class	B9III (blue-white)
PmRA	12.00	PmDE	24.0	SAO	9665	HIP	99255
Tycho2	4589-03106-1	HD	192907	HR	7750	GC	28066
ADS	13524	BD	BD+77 764	Bayer	Kappa Cephei	Bayer name	Kap Cep
Flamsteed	1 Cephei	Flamsteed name	1 Cep	FK5	759

Tycho2

Tycho2	4589-03106-1	Pflag		RAmdeg	302.22229298	DEmdeg	77.71142163
PmRA	12.4	PmDE	24.3	E RAmdeg	3	E DEmdeg	3
E pmRA	0.6	E pmDE	0.6	EpRAm	1991.23	EpDEm	1991.33
Num	18	Q RAmdeg	2.0	Q DEmdeg	2.0	Q pmRA	2.0
Q pmDE	2.2	BTmag	4.336	E BTmag	0.014	VTmag	4.391
E VTmag	0.009	Prox	74	TYC	T	HIP	99255
CCDM	A	RAdeg	302.22215889	DEdeg	77.71136528	EpRA 1990	1.68
EpDE 1990	1.69	E RAdeg	3.3	E DEdeg	3.3	Posflg
Corr	-0.2

SAO

SAO	9665	DelFlag		RA1950		PmRA1950	0.003
DE1950		PmDE1950	0.027	Vmag	4.4	SpType	B9
Double code		Source	74	CatNum	759	DM	BD+77 764
DMcomp		BDsup		HD	192907	M HD	0
GC	28066	RA1950rad	5.28228071	DE1950rad	1.35370819	PmRA2000	0.0037
PmDE2000	0.024

Hipparcos

Catalog	H	HIP	99255	Proxy	H	RAhms	20 08 53.32
DEdms	+77 42 40.9	Vmag	4.38	VarFlag		R Vmag	G
RAdeg	302.222	DEdeg	77.7114	AstroRef	A	Plx	9.97
CCDM	20088+7743	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	120	Rho	7.383	HD	192907	BD	BD+77 764
CD		CP		Dm number	+77 764	VIred	-0.06
SpType	B9III	R SpType		Coord arcsec 2000	200853.32+774240.9

Hipparcos 2

HIP	99255	Sn	15	So	3	Nc	2
RArad	5.2747716299	DErad	1.3563191281	Plx	10.36	PmRA	11.57
PmDE	24.34	E RArad	0.27	E DErad	0.26	E Plx	0.29
E pmRA	0.29	E pmDE	0.33	Hpmag	4.3714	E Hpmag	0.0004
SHp	0.004	VA	0	BV	-0.046	E BV	0.003
VI	-0.06

20089+7743 B

Coord arcsec 2000	200853.74+774237.2		Mag	8.34		PmRA	11.00		PmDE	24.0
Calc delta mag	3.95		Calc coord	yes

20089+7743 C

Coord arcsec 2000	200848.35+774513.9		Mag	10.32		PmRA	-24.00		PmDE	5.0
ADS	13524		DM	BD+77 763		Calc delta mag	5.93		Calc coord	yes