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Current system
21428+6018
HDS 3093
HD 239743


Nearby doubles
27' : 21393+6017
OSO 150

29' : 21392+6026
STI1042

33' : 21472+6020
STI1051

36' : 21437+5943
STI1045

39' : 21443+6055
HU 969

43' : 21448+5937
ES 1761

47' : 21384+6051
STI1040

49' : 21462+6100
STI1048

52' : 21477+5942
PET 11

52' : 21493+6002
STI1053

57' : 21414+6112
ES 141

60' : 21347+6017
STI1038

66' : 21500+5940
STI1055

67' : 21340+6029
HDS3071

67' : 21507+5947
STI1058

68' : 21336+6020
BU 166

70' : 21398+6123
TDT3092

71' : 21348+5941
STF2812

74' : 21506+5932
LDS5931

74' : 21420+6130
FOX 98AB

80' : 21330+6050
STI1037

84' : 21339+5928
MLR 438

87' : 21426+5851
SKF2029

88' : 21506+6024
STI1059

88' : 21373+5900
HJ 1677AB

88' : 21524+5928
TDT3209



Selections
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21428+6018 HDS 3093 (HD 239743)

 
 
21h 42m 46.63s +60° 17' 45.3" P.A. 267.00 sep 0.1 mag 9.35,10.96 Sp B2V dist. 925.93 pc (3020.38 l.y.)
 
 
Coord 2000 21428+6018 Discov num HDS3093 Comp Coord arcsec 2000 21 42 46.63 +60 17 45.3
Date first 1991 Date last 2007 Obs 2
Pa first 282 Pa last 267.3 P.A. Now (θ) 267.3°
Sep first 0.1 Sep last 0.14 Sep. Now (ρ) 0.14"
Mag pri 9.35 Mag sec 10.96 delta mag (ΔM) 1.61 Spectral class B2V (blue-white)
Pri motion ra -003 Sec motion ra
Pri motion dec -002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 239743 Constellation Cepheus SAO 19594 HIP 107199
Tycho2 4249-01742-1 Gaia DR2 2203709550206230016 HD 239743 BD BD+59 2412
Distance 925.93 Distance ly 3020.38
 
 
WDS 21428+6018 HDS 3093 (HD 239743) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (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
21428+6018 HDS3093 2007 2 267 0.1 9.35 10.96 B2V 214246.63+601745.3

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

 
 
WDS 21428+6018 HDS 3093 (HD 239743) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21428+6018 HDS 3093 (HD 239743) : MEASURES
 
 
No records found.

 
 
WDS 21428+6018 (HD 239743) : VIRTUAL EYEPIECE
 
 

21428+6018 HDS3093A mag 9.35 Sp B2V 21428+6018 HDS3093B sep 0.1 P.A. 264.60 mag 10.96 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21428+6018 (HD 239743) : ALADIN DSS IMAGE @ 21h 42m 46.63s +60° 17' 45.3"
 
 
 
 
WDS 21428+6018 HDS 3093 (HD 239743) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21428+6018 HDS3093 distance=0' 21393+6017 OSO 150 distance=27' 21392+6026 STI1042 distance=29' 21472+6020 STI1051 distance=33' 21437+5943 STI1045 distance=36' 21443+6055 HU 969 distance=39' 21448+5937 ES 1761 distance=43' 21384+6051 STI1040 distance=47' 21462+6100 STI1048 distance=49' 21477+5942 PET 11 distance=52' 21493+6002 STI1053 distance=52' 21414+6112 ES 141 distance=57' 21347+6017 STI1038 distance=60' 21500+5940 STI1055 distance=66' 21340+6029 HDS3071 distance=67' 21507+5947 STI1058 distance=67' 21336+6020 BU 166 distance=68' 21398+6123 TDT3092 distance=70' 21348+5941 STF2812 distance=71' 21506+5932 LDS5931 distance=74' 21420+6130 FOX 98AB distance=74' 21420+6130 FOX 98AC distance=74' 21330+6050 STI1037 distance=80' 21339+5928 MLR 438 distance=84' 21426+5851 SKF2029 distance=87' 21506+6024 STI1059 distance=88' 21373+5900 HJ 1677AB distance=88' 21524+5928 TDT3209 distance=88' 21309+6022 STI1035 distance=89' 21308+6014 MLB 89 distance=90' 21485+6137 D 33AB distance=90' 21485+6137 MLB 176AC distance=90' 21323+5934 HDS3062 distance=90' 21516+5918 KPP4252 distance=90' 21435+5847 BU 690AB (Garnet star) distance=92' 21435+5847 BU 690AC (Garnet star) distance=92' 21435+5847 SMR 41AD (Garnet star) distance=92' 21435+5847 SMR 41AE (Garnet star) distance=92' 21435+5847 SMR 41AF (Garnet star) distance=92' 21435+5847 SMR 41AG (Garnet star) distance=92' 21323+5932 TDT3018 distance=92' 21306+5954 HJ 3038 distance=95' 21346+5906 STF2810 distance=95' 21519+5911 STI2597 distance=96' 21556+6040 MLR 509 distance=98' 21518+6129 STI1063AB distance=98' 21465+6152 ES 1857AB distance=98' 21465+6152 ES 1857AC distance=98' 21518+6129 MRI 58BC distance=98' 21510+6137 STT 451 distance=100' 21542+5927 HJ 3072 distance=101' grafico limitrofi
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 21428+6018 HDS3093 267 0.1
Show 21393+6017 OSO 150 44 23.7 27
Show 21392+6026 STI1042 4 15.0 29
Show 21472+6020 STI1051 2 5.9 33
Show 21437+5943 STI1045 312 9.7 36
Show 21443+6055 HU 969 313 2.4 39
Show 21448+5937 ES 1761 343 3.2 43
Show 21384+6051 STI1040 82 12.3 47
Show 21462+6100 STI1048 117 13.8 49
Show 21477+5942 PET 11 194 0.1 52
Show 21493+6002 STI1053 13 6.8 52
Show 21414+6112 ES 141 179 2.0 57
Show 21347+6017 STI1038 15 5.4 60
Show 21500+5940 STI1055 95 13.1 66
Show 21340+6029 HDS3071 291 0.1 67
Show 21507+5947 STI1058 218 3.0 67
Show 21336+6020 BU 166 262 1.1 68
Show 21398+6123 TDT3092 307 0.5 70
Show 21348+5941 STF2812 133 2.4 71
Show 21506+5932 LDS5931 258 3.6 74
Show 21420+6130 FOX 98 AB 170 2.3 74
Show 21420+6130 FOX 98 AC 142 9.2 74
Show 21330+6050 STI1037 121 12.2 80
Show 21339+5928 MLR 438 168 5.0 84
Show 21426+5851 SKF2029 207 91.2 87
Show 21506+6024 STI1059 156 3.3 88
Show 21373+5900 HJ 1677 AB 128 16.1 88
Show 21524+5928 TDT3209 208 2.0 88
Show 21309+6022 STI1035 64 11.7 89
Show 21308+6014 MLB 89 57 5.9 90
Show 21485+6137 D 33 AB 131 3.5 90
Show 21485+6137 MLB 176 AC 277 10.6 90
Show 21323+5934 HDS3062 297 0.1 90
Show 21516+5918 KPP4252 112 14.8 90
Show Garnet star 21435+5847 BU 690 AB 263 19.5 92
Show Garnet star 21435+5847 BU 690 AC 297 42.4 92
Show Garnet star 21435+5847 SMR 41 AD 192 62.5 92
Show Garnet star 21435+5847 SMR 41 AE 349 45.1 92
Show Garnet star 21435+5847 SMR 41 AF 17 75.9 92
Show Garnet star 21435+5847 SMR 41 AG 33 107.3 92
Show 21323+5932 TDT3018 223 1.7 92
Show 21306+5954 HJ 3038 112 17.2 95
Show 21346+5906 STF2810 290 16.8 95
Show 21519+5911 STI2597 118 10.7 96
Show 21556+6040 MLR 509 274 1.5 98
Show 21518+6129 STI1063 AB 88 9.8 98
Show 21465+6152 ES 1857 AB 209 2.9 98
Show 21465+6152 ES 1857 AC 96 18.8 98
Show 21518+6129 MRI 58 BC 98 2.6 98
Show 21510+6137 STT 451 219 4.2 100
Show 21542+5927 HJ 3072 76 13.0 101

 
 
WDS 21428+6018 : COMPONENTS
 
 
  A
B pa=264.6°
sep=0.07"
 
 
21428+6018 A
 
 
Componente originario normalizzato AB Name HD 239743 Coord arcsec 2000 214246.63+601745.3 Mag 9.35
Spectral class B2V (blue-white) PmRA -3.00 PmDE -2.0 SAO 19594
HIP 107199 Tycho2 4249-01742-1 HD 239743 BD BD+59 2412
Tycho2
Tycho2 4249-01742-1 Pflag RAmdeg 325.69428495 DEmdeg 60.29592298
PmRA -3.0 PmDE -2.1 E RAmdeg 10 E DEmdeg 10
E pmRA 1.6 E pmDE 1.6 EpRAm 1990.70 EpDEm 1990.78
Num 9 Q RAmdeg 1.1 Q DEmdeg 0.8 Q pmRA 1.1
Q pmDE 0.8 BTmag 9.659 E BTmag 0.021 VTmag 9.102
E VTmag 0.016 Prox 999 TYC T HIP 107199
CCDM AB RAdeg 325.69430083 DEdeg 60.29592778 EpRA 1990 1.67
EpDE 1990 1.69 E RAdeg 9.6 E DEdeg 10.1 Posflg P
Corr 0.1
SAO
SAO 19594 DelFlag RA1950 PmRA1950 -0.0006
DE1950 PmDE1950 0.005 Vmag 8.6 SpType B5
Double code Source 38 CatNum 12452 DM BD+59 2412
DMcomp BDsup HD 239743 M HD 0
GC RA1950rad 5.67805581 DE1950rad 1.04835914 PmRA2000 -0.0003
PmDE2000 0.001
Hipparcos
Catalog H HIP 107199 Proxy H RAhms 21 42 46.63
DEdms +60 17 45.3 Vmag 9.01 VarFlag R Vmag G
RAdeg 325.694 DEdeg 60.2959 AstroRef * Plx 0.24
CCDM 21428+6018 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source S Qual C M HIP AB
Theta 282 Rho 0.14 HD 239743 BD BD+59 2412
CD CP Dm number +59 2412 VIred 0.66
SpType B2V R SpType Coord arcsec 2000 214246.63+601745.3
Hipparcos 2
HIP 107199 Sn 55 So 3 Nc 2
RArad 5.6844379953 DErad 1.0523624339 Plx 1.08 PmRA -2.99
PmDE -2 E RArad 0.71 E DErad 0.67 E Plx 0.82
E pmRA 0.72 E pmDE 0.73 Hpmag 9.1253 E Hpmag 0.0023
SHp 0.019 VA 0 BV 0.59 E BV 0.015
VI 0.66
CCDM
Ccdm 21428+6018 RComp Comp A Note1
Note2 Discov num DRAs -1.37 DDEs -14.7
R dRAs 82 Year Theta Rho
Obs 2 Vmag 9.3 Sp B2 PmNote *
PmRA -3 PmDE -2 Dm number +59 2412 Cat1 BD
Name2 +60 1407 Cat2 AGK2/3 HD 239743 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 107199
 
 
21428+6018 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214246.62+601745.3 Mag 10.96 Calc delta mag 1.61
Calc coord yes
CCDM
Ccdm 21428+6018 RComp Comp B Note1
Note2 Discov num HDS DRAs -1.38 DDEs -14.7
R dRAs 82 Year 1991 Theta 282 Rho 0.1
Obs 1 Vmag 11.0 Sp PmNote *
PmRA -3 PmDE -2 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 107199