21016+6810 LI 6 AB (V380 Cep)

21^h 01^m 36.91^s +68° 09' 47.8" P.A. 168.00 sep 2.5 mag 7.42,13.40 Sp B2Ve dist. 529.1 pc (1725.92 l.y.)

Coord 2000	21016+6810	Discov num	LI 6	Comp	AB	Coord arcsec 2000	21 01 36.91 +68 09 47.8
Date first	1992	Date last	2022	Obs	3
Pa first	31	Pa last	167.5	P.A. Now (θ)	167.5°
Sep first	6.0	Sep last	2.5	Sep. Now (ρ)	2.5"
Mag pri	7.42	Mag sec	13.40	delta mag (ΔM)	5.98	Spectral class	B2Ve (blue-white)
Pri motion ra	+007	Sec motion ra
Pri motion dec	-001	Sec motion dec
Notes	W

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Var name	V380 Cep	Constellation	Cepheus	SAO	19158	HIP	103763
Tycho2	4460-03015-1	HD	200775	GC	29401	BD	BD+67 1283
Distance	529.1	Distance ly	1725.92

WDS 21016+6810 LI 6 AB (V380 Cep) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Li_1994	Ci j	Li, W., Evans, N.J., Harvey, P.M., & Colome,C.	1994ApJ...433..199L
Li_1994	+T	ApJ 433, 199, 1994

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21016+6810	LI 6	AB	1996	2	164	2.3	7.42	13.40	B2Ve	W	210136.91+680947.8
21016+6810	LI 6	AB	2022	3	168	2.5	7.42	13.40	B2Ve	W	210136.91+680947.8

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WDS 21016+6810 LI 6 AB (V380 Cep) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21016+6810 LI 6 AB (V380 Cep) : MEASURES

No records found.

WDS 21016+6810 (V380 Cep) : VIRTUAL EYEPIECE

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Pass over with the mouse cursor to display the catalog designation.

WDS 21016+6810 (V380 Cep) : ALADIN DSS IMAGE @ 21^h 01^m 36.91^s +68° 09' 47.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21016+6810 LI 6 AB (V380 Cep) : 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		21016+6810	LI 6	AB	168	2.5
Show		21022+6723	KPP4220		302	1.2	48
Show		21122+6803	KPP4227	AB	298	1.9	60
Show		21001+6917	TDT2686		42	2.4	68
Show		21157+6821	BVD 135		310	24.9	80
Show		20520+6910	JOD 19		172	0.5	80
Show		20509+6708	MLB 301		333	4.9	88
Show		21015+6643	HU 959		164	1.3	88
Show		20573+6645	MLB 268		332	5.8	89
Show		20517+6701	MLB 302		324	4.9	90
Show		21176+6818	YUN 1	AB	92	9.0	90
Show		21176+6818	CON 40	CD	69	1.0	90
Show		21068+6644	TDT2757		248	0.7	91
Show		21158+6721	STF2788		352	8.1	95
Show		21052+6942	MLB 303			6.1	95
Show		21069+6940	LAF 63	AB	201	3.7	96
Show		21069+6940	LAF 63	AC	259	8.4	96
Show		21069+6940	LAF 63	AD	332	14.5	96
Show		20465+6717	MLR 73		37	6.3	101
Show		21050+7000	LDS1944		349	48.0	113
Show		20544+6957	A 1216	AB	327	20.1	114
Show		20544+6957	A 1216	AC	346	38.6	114
Show		20544+6957	A 1216	CD	82	0.9	115
Show		21091+6623	MLR 68		280	0.8	115
Show		21091+6626	OCA 4		37	0.6	115
Show		21027+7005	TDT2710		42	0.4	116
Show		20584+6611	FOX 96		123	2.2	121
Show		21195+6928	MLB 304		47	5.2	125
Show		21208+6704	LDS4880		141	226.6	128
Show		21195+6647	TDT2902		182	0.9	132
Show		21148+7003	MLB 364		59	5.2	134
Show		21125+6608	FOX 97		40	1.6	138
Show		21209+6944	MLB 365		47	5.1	140
Show		20454+7000	MLR 93		210	0.1	141
Show		20589+6548	KPP2312		312	19.5	143
Show		21140+6606	MLB 221		175	3.8	144
Show		21110+6549	HU 960		38	3.5	152
Show		21185+6613	HDS3032		144	0.7	152
Show		21045+7046	STF2771		33	2.7	157
Show		20492+6547	MLB 267		222	3.4	162
Show		20527+6537	TOI1288	AB	313	0.1	163
Show		20527+6537	TOI1288	AC	289	1.1	163
Show		21103+6534	TDT2800		137	0.6	164
Show		20561+7052	TDT2640		318	0.7	165
Show		20465+7036	MLB 363		211	3.2	167
Show		21115+7050	HDS3019	AB	136	0.3	168
Show		21197+6558	TDT2906		192	0.4	170
Show		20506+6529	SKF2613		205	41.4	174
Show		21044+6501	SKF2806		284	46.7	190
Show		21059+7124	LDS1945		353	15.9	196
Show		21078+7123	HDS3012		190	0.9	196

WDS 21016+6810 : COMPONENTS

	A
B	pa=175.3° sep=2.45"

21016+6810 A

Name	V380 Cep	Coord arcsec 2000	210136.91+680947.8	Mag	7.42	Spectral class	B2Ve (blue-white)
PmRA	7.00	PmDE	-1.0	SAO	19158	HIP	103763
Tycho2	4460-03015-1	HD	200775	GC	29401	BD	BD+67 1283

Tycho2

Tycho2	4460-03015-1	Pflag		RAmdeg	315.40384323	DEmdeg	68.16326965
PmRA	8.2	PmDE	-0.6	E RAmdeg	4	E DEmdeg	5
E pmRA	0.8	E pmDE	0.9	EpRAm	1991.31	EpDEm	1991.23
Num	17	Q RAmdeg	1.2	Q DEmdeg	1.0	Q pmRA	1.2
Q pmDE	1.1	BTmag	7.819	E BTmag	0.015	VTmag	7.467
E VTmag	0.011	Prox	999	TYC	T	HIP	103763
CCDM		RAdeg	315.40379278	DEdeg	68.16327083	EpRA 1990	1.74
EpDE 1990	1.75	E RAdeg	4.4	E DEdeg	4.6	Posflg
Corr	0.0

SAO

SAO	19158	DelFlag		RA1950		PmRA1950	0.001
DE1950		PmDE1950	0.01	Vmag	7.2	SpType	B5
Double code		Source	70	CatNum	29401	DM	BD+67 1283
DMcomp		BDsup		HD	200775	M HD	0
GC	29401	RA1950rad	5.50212863	DE1950rad	1.18622029	PmRA2000	0.0014
PmDE2000	0.006

Hipparcos

Catalog	H	HIP	103763	Proxy		RAhms	21 01 36.91
DEdms	+68 09 47.8	Vmag	7.34	VarFlag	1	R Vmag	H
RAdeg	315.404	DEdeg	68.1633	AstroRef		Plx	2.33
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual	S	M HIP
Theta		Rho		HD	200775	BD	BD+67 1283
CD		CP		Dm number	+67 1283	VIred	0.37
SpType	B2Ve	R SpType		Coord arcsec 2000	210136.91+680947.8

Hipparcos 2

HIP	103763	Sn	5	So	0	Nc	1
RArad	5.5048345968	DErad	1.1896735119	Plx	1.89	PmRA	6.51
PmDE	-1.43	E RArad	0.42	E DErad	0.42	E Plx	0.48
E pmRA	0.51	E pmDE	0.45	Hpmag	7.4118	E Hpmag	0.0018
SHp	0.013	VA	0	BV	0.306	E BV	0.011
VI	0.35

21016+6810 B

Coord arcsec 2000

210136.95+680945.4

Mag

13.4

Calc delta mag

5.98

Calc coord

yes