20116+6205 LDS 2791 (68 Dra)

20^h 11^m 34.74^s +62° 04' 42.1" P.A. 252.00 sep 93.0 mag 5.76,13.63 Sp F5V dist. 48.36 pc (157.75 l.y.)

Coord 2000	20116+6205	Discov num	LDS2791	Comp		Coord arcsec 2000	20 11 34.74 +62 04 42.1
Date first	1966	Date last	2015	Obs	8
Pa first	250	Pa last	251.5	P.A. Now (θ)	251.5°
Sep first	93.0	Sep last	93.032	Sep. Now (ρ)	93.032"
Mag pri	5.76	Mag sec	13.63	delta mag (ΔM)	7.87	Spectral class	F5V (yellow-white)
Pri motion ra	+137	Sec motion ra	+122
Pri motion dec	+081	Sec motion dec	+073
Notes	N (See Notes)

rPM=0.107 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	68 Dra	Constellation	Draco	SAO	18751	HIP	99500
Tycho2	4236-02502-1	Gaia DR2	2243923260280193920	HD	192455	HR	7727
GC	28071	BD	BD+61 1983	Flamsteed	68 Draconis	Flamsteed name	68 Dra
Distance	48.36	Distance ly	157.75

WDS 20116+6205 LDS 2791 (68 Dra) : NOTES

discov_num	notes	refcode
LDS2791	Primary is 68 Dra, X-ray source, SB. Rapid rotator?	Tok2014d

REFERENCES

refcode	metd	author	reference
Tok2014d	E2 -	Tokovinin, A.	2014AJ....147...86T
Tok2014d		AJ 147, 86, 2014

DISCOVERER

idgroup	discov	author
1	LDS	Luyten p.m. catalog (from additional DD list)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20116+6205	LDS2791		1966	1	250	93.0	5.75	15.50	F5V	N	201134.74+620442.1
20116+6205	LDS2791		2003	2	252	92.6	5.75	15.50	F5V	N	201134.74+620442.1
20116+6205	LDS2791		2010	4	252	92.9	5.76	13.63	F5V	N	201134.74+620442.1
20116+6205	LDS2791		2015	5	252	93.0	5.76	13.63	F5V	N	201134.74+620442.1

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

WDS 20116+6205 LDS 2791 (68 Dra) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20116+6205 LDS 2791 (68 Dra) : MEASURES

No records found.

WDS 20116+6205 (68 Dra) : VIRTUAL EYEPIECE

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

WDS 20116+6205 (68 Dra) : ALADIN DSS IMAGE @ 20^h 11^m 34.74^s +62° 04' 42.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20116+6205 LDS 2791 (68 Dra) : 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		20116+6205	LDS2791		252	93.0
Show		20109+6211	LDS2789		197	22.6	9
Show		20089+6205	STF2652		211	0.3	19
Show		20097+6220	ES 1853		293	4.3	21
Show		20145+6152	LDS2793		294	1.4	24
Show		20111+6133	KPP3355		150	19.0	33
Show		20080+6225	BVD 335		39	9.7	33
Show		20081+6227	STI 946		302	5.3	33
Show		20129+6236	STI 954		286	9.4	34
Show		20067+6214	TOR 22		316	14.9	36
Show		20073+6143	ES 1852	AB	156	6.4	37
Show		20073+6143	WAL 128	AC	22	19.0	37
Show		20043+6225	STI 943		78	13.5	56
Show		20193+6152	STI 965		315	11.8	56
Show		20085+6113	TDT2015		258	1.1	57
Show		20196+6215	GUL 2		347	0.3	58
Show		20193+6142	TDT2165		15	1.3	60
Show		20030+6215	STI 942		93	9.4	61
Show		20082+6109	MLR 502		39	0.2	63
Show		20194+6135	STI 966		143	7.0	63
Show		20198+6235	LDS1470		128	12.7	65
Show		20207+6157	STI 968		87	12.9	66
Show		20185+6122	LDS1469		345	9.7	66
Show		20202+6236	HU 958		354	0.9	68
Show		20019+6207	TDT1923		141	2.5	68
Show		20014+6217	MLR 13		231	0.3	73
Show		20202+6118	LDS1471		142	8.4	77
Show		20227+6224	STI 973		65	4.0	81
Show		20185+6313	HJ 2958		316	9.5	84
Show		20086+6328	STI 948		321	17.9	85
Show		20240+6222	ES 1854		298	2.4	89
Show		20001+6110	KPP4180		47	1.9	98
Show		20234+6108	STI 974		58	7.8	101
Show		20254+6237	TDT2259		158	2.1	102
Show		20129+6023	HJ 2944		196	25.0	103
Show		20034+6330	STF2632		299	26.2	103
Show		20211+6048	FOX 92		84	5.2	103
Show		20085+6024	CBL 525		355	74.1	104
Show		20085+6346	STI 947		320	11.1	104
Show		20263+6224	STI 981		148	9.9	105
Show		20056+6342	STF2642	AB	191	1.8	106
Show		20056+6342	STF2642	AC	34	68.6	106
Show		20010+6323	STI 940		69	14.1	107
Show		20251+6118	MLR 503		3	0.2	107
Show		20178+6343	STI 962		182	14.9	108
Show		20212+6043	STI 970		152	12.8	108
Show		20210+6041	MLB 140		123	5.1	108
Show		20127+6017	SKF1766		114	1.3	108
Show		19574+6124	HJ 2922		347	11.2	109
Show		19599+6056	LDS2786	AB	325	9.0	109
Show		19599+6056	LDS2786	Aa,Ab	280	4.0	109

WDS 20116+6205 : COMPONENTS

	A
B	pa=234.5° sep=50.78"

20116+6205 A

Componente originario normalizzato	AB	Name	68 Dra	Coord arcsec 2000	201134.74+620442.1	Mag	5.76
Spectral class	F5V (yellow-white)	PmRA	137.00	PmDE	81.0	SAO	18751
HIP	99500	Tycho2	4236-02502-1	HD	192455	HR	7727
GC	28071	BD	BD+61 1983	Flamsteed	68 Draconis	Flamsteed name	68 Dra

Tycho2

Tycho2	4236-02502-1	Pflag		RAmdeg	302.89541613	DEmdeg	62.07853490
PmRA	124.9	PmDE	77.8	E RAmdeg	4	E DEmdeg	4
E pmRA	1.0	E pmDE	1.0	EpRAm	1991.51	EpDEm	1991.38
Num	12	Q RAmdeg	0.8	Q DEmdeg	1.0	Q pmRA	0.6
Q pmDE	1.0	BTmag	6.309	E BTmag	0.014	VTmag	5.759
E VTmag	0.009	Prox	999	TYC	T	HIP	99500
CCDM		RAdeg	302.89480806	DEdeg	62.07835389	EpRA 1990	1.79
EpDE 1990	1.62	E RAdeg	3.5	E DEdeg	3.6	Posflg
Corr	-0.1

SAO

SAO	18751	DelFlag		RA1950		PmRA1950	0.017
DE1950		PmDE1950	0.085	Vmag	5.7	SpType	F5
Double code		Source	70	CatNum	28071	DM	BD+61 1983
DMcomp		BDsup		HD	192455	M HD	0
GC	28071	RA1950rad	5.28295637	DE1950rad	1.08082701	PmRA2000	0.0175
PmDE2000	0.083

Hipparcos

Catalog	H	HIP	99500	Proxy		RAhms	20 11 34.74
DEdms	+62 04 42.1	Vmag	5.7	VarFlag		R Vmag	H
RAdeg	302.895	DEdeg	62.0783	AstroRef		Plx	20.54
CCDM	20115+6205	N CCDM	I	Nsys	1	Ncomp	1
MultFlag	G	Source		Qual		M HIP
Theta		Rho		HD	192455	BD	BD+61 1983
CD		CP		Dm number	+61 1983	VIred	0.59
SpType	F5V	R SpType		Coord arcsec 2000	201134.74+620442.1

Hipparcos 2

HIP	99500	Sn	7	So	1	Nc	1
RArad	5.2865109758	DErad	1.0834715545	Plx	20.68	PmRA	137.01
PmDE	80.45	E RArad	0.37	E DErad	0.32	E Plx	0.42
E pmRA	0.43	E pmDE	0.45	Hpmag	5.8187	E Hpmag	0.0006
SHp	0.006	VA	0	BV	0.53	E BV	0.004
VI	0.6

20116+6205 B

Componente originario normalizzato	AB		Coord arcsec 2000	201128.86+620412.6		Mag	13.63		PmRA	122.00
PmDE	73.0		Calc delta mag	7.87		Calc coord	yes