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Doubles in session


Current system
21340+6029
HDS 3071
HD 239700


Nearby doubles
10' : 21336+6020
BU 166

14' : 21347+6017
STI1038

23' : 21330+6050
STI1037

25' : 21309+6022
STI1035

28' : 21308+6014
MLB 89

39' : 21392+6026
STI1042

39' : 21384+6051
STI1040

40' : 21295+6052
STI1033

42' : 21393+6017
OSO 150

44' : 21306+5954
HJ 3038

50' : 21348+5941
STF2812

53' : 21287+5954
LDS4890

57' : 21305+6118
MLB 142

57' : 21323+5934
HDS3062

59' : 21323+5932
TDT3018

61' : 21267+6100
SMA 150

62' : 21273+5953
MLR 362

62' : 21339+5928
MLR 438

63' : 21260+6010
STI1027

64' : 21259+6007
LDS4885

66' : 21274+5945
STT 440

67' : 21428+6018
HDS3093

69' : 21257+5957
MLB 88

69' : 21263+5951
MLR 361

69' : 21398+6123
TDT3092

71' : 21414+6112
ES 141



Selections
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Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21340+6029 HDS 3071 (HD 239700)

 
 
21h 33m 57.13s +60° 29' 24.7" P.A. 291.00 sep 0.1 mag 9.10,10.75 Sp B8 dist. 12500 pc (40775 l.y.)
 
 
Coord 2000 21340+6029 Discov num HDS3071 Comp Coord arcsec 2000 21 33 57.13 +60 29 24.7
Date first 1991 Date last 2007 Obs 2
Pa first 280 Pa last 291.1 P.A. Now (θ) 291.1°
Sep first 0.2 Sep last 0.143 Sep. Now (ρ) 0.143"
Mag pri 9.10 Mag sec 10.75 delta mag (ΔM) 1.65 Spectral class B8 (blue-white)
Pri motion ra -002 Sec motion ra
Pri motion dec -004 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 239700 Constellation Cepheus SAO 19497 HIP 106479
Tycho2 4249-00280-1 Gaia DR2 2191766723625346176 HD 239700 BD BD+59 2398
Distance 12500 Distance ly 40775
 
 
WDS 21340+6029 HDS 3071 (HD 239700) : 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
21340+6029 HDS3071 2007 2 291 0.1 9.10 10.75 B8 213357.13+602924.7

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

 
 
WDS 21340+6029 HDS 3071 (HD 239700) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21340+6029 HDS 3071 (HD 239700) : MEASURES
 
 
No records found.

 
 
WDS 21340+6029 (HD 239700) : VIRTUAL EYEPIECE
 
 

21340+6029 HDS3071A mag 9.1 Sp B8 21340+6029 HDS3071B sep 0.1 P.A. 308.10 mag 10.75 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21340+6029 (HD 239700) : ALADIN DSS IMAGE @ 21h 33m 57.13s +60° 29' 24.7"
 
 
 
 
WDS 21340+6029 HDS 3071 (HD 239700) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21340+6029 HDS3071 distance=0' 21336+6020 BU 166 distance=10' 21347+6017 STI1038 distance=14' 21330+6050 STI1037 distance=23' 21309+6022 STI1035 distance=25' 21308+6014 MLB 89 distance=28' 21392+6026 STI1042 distance=39' 21384+6051 STI1040 distance=39' 21295+6052 STI1033 distance=40' 21393+6017 OSO 150 distance=42' 21306+5954 HJ 3038 distance=44' 21348+5941 STF2812 distance=50' 21287+5954 LDS4890 distance=53' 21305+6118 MLB 142 distance=57' 21323+5934 HDS3062 distance=57' 21323+5932 TDT3018 distance=59' 21267+6100 SMA 150 distance=61' 21273+5953 MLR 362 distance=62' 21339+5928 MLR 438 distance=62' 21260+6010 STI1027 distance=63' 21259+6007 LDS4885 distance=64' 21274+5945 STT 440 distance=66' 21428+6018 HDS3093 distance=67' 21257+5957 MLB 88 distance=69' 21263+5951 MLR 361 distance=69' 21398+6123 TDT3092 distance=69' 21414+6112 ES 141 distance=71' 21237+6022 TDT2942 distance=77' 21287+6137 HJ 1654 distance=78' 21339+6148 STT 442AB distance=79' 21443+6055 HU 969 distance=80' 21346+5906 STF2810 distance=84' 21248+6119 STI1025 distance=84' 21222+6037 SMA 149 distance=85' 21420+6130 FOX 98AB distance=86' 21420+6130 FOX 98AC distance=86' 21437+5943 STI1045 distance=86' 21236+5951 PET 3 distance=87' 21239+6124 STI1024 distance=92' 21234+5943 TDT2938 distance=92' 21373+5900 HJ 1677AB distance=93' 21327+6202 TDT3022 distance=94' 21213+6042 STF2795 distance=94' 21335+5857 MLR 437 distance=94' 21214+6016 MLR 15 distance=95' 21462+6100 STI1048 distance=95' 21448+5937 ES 1761 distance=97' 21472+6020 STI1051 distance=99' 21379+6205 FRK 10 distance=100' 21204+6041 ES 138 distance=101' 21202+6038 A 763 distance=102' 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 21340+6029 HDS3071 291 0.1
Show 21336+6020 BU 166 262 1.1 10
Show 21347+6017 STI1038 15 5.4 14
Show 21330+6050 STI1037 121 12.2 23
Show 21309+6022 STI1035 64 11.7 25
Show 21308+6014 MLB 89 57 5.9 28
Show 21392+6026 STI1042 4 15.0 39
Show 21384+6051 STI1040 82 12.3 39
Show 21295+6052 STI1033 104 3.4 40
Show 21393+6017 OSO 150 44 23.7 42
Show 21306+5954 HJ 3038 112 17.2 44
Show 21348+5941 STF2812 133 2.4 50
Show 21287+5954 LDS4890 35 24.3 53
Show 21305+6118 MLB 142 324 4.0 57
Show 21323+5934 HDS3062 297 0.1 57
Show 21323+5932 TDT3018 223 1.7 59
Show 21267+6100 SMA 150 253 5.9 61
Show 21273+5953 MLR 362 56 0.3 62
Show 21339+5928 MLR 438 168 5.0 62
Show 21260+6010 STI1027 73 4.9 63
Show 21259+6007 LDS4885 294 147.3 64
Show 21274+5945 STT 440 175 8.9 66
Show 21428+6018 HDS3093 267 0.1 67
Show 21257+5957 MLB 88 115 7.5 69
Show 21263+5951 MLR 361 88 0.6 69
Show 21398+6123 TDT3092 307 0.5 69
Show 21414+6112 ES 141 179 2.0 71
Show 21237+6022 TDT2942 235 0.8 77
Show 21287+6137 HJ 1654 35 4.9 78
Show 21339+6148 STT 442 AB 35 0.1 79
Show 21443+6055 HU 969 313 2.4 80
Show 21346+5906 STF2810 290 16.8 84
Show 21248+6119 STI1025 30 12.4 84
Show 21222+6037 SMA 149 47 7.2 85
Show 21420+6130 FOX 98 AB 170 2.3 86
Show 21420+6130 FOX 98 AC 142 9.2 86
Show 21437+5943 STI1045 312 9.7 86
Show 21236+5951 PET 3 328 0.5 87
Show 21239+6124 STI1024 102 9.3 92
Show 21234+5943 TDT2938 258 1.7 92
Show 21373+5900 HJ 1677 AB 128 16.1 93
Show 21327+6202 TDT3022 156 0.9 94
Show 21213+6042 STF2795 302 1.8 94
Show 21335+5857 MLR 437 302 0.5 94
Show 21214+6016 MLR 15 28 0.4 95
Show 21462+6100 STI1048 117 13.8 95
Show 21448+5937 ES 1761 343 3.2 97
Show 21472+6020 STI1051 2 5.9 99
Show 21379+6205 FRK 10 20 35.0 100
Show 21204+6041 ES 138 281 10.2 101
Show 21202+6038 A 763 214 1.3 102

 
 
WDS 21340+6029 : COMPONENTS
 
 
  A
B pa=308.1°
sep=0.08"
 
 
21340+6029 A
 
 
Componente originario normalizzato AB Name HD 239700 Coord arcsec 2000 213357.13+602924.7 Mag 9.1
Spectral class B8 (blue-white) PmRA -2.00 PmDE -4.0 SAO 19497
HIP 106479 Tycho2 4249-00280-1 HD 239700 BD BD+59 2398
Tycho2
Tycho2 4249-00280-1 Pflag RAmdeg 323.48804101 DEmdeg 60.49018256
PmRA 1.0 PmDE -3.0 E RAmdeg 8 E DEmdeg 8
E pmRA 1.5 E pmDE 1.5 EpRAm 1991.12 EpDEm 1991.22
Num 9 Q RAmdeg 1.1 Q DEmdeg 0.9 Q pmRA 1.2
Q pmDE 0.9 BTmag 9.174 E BTmag 0.018 VTmag 8.845
E VTmag 0.014 Prox 999 TYC T HIP 106479
CCDM AB RAdeg 323.48803667 DEdeg 60.49018889 EpRA 1990 1.72
EpDE 1990 1.77 E RAdeg 7.6 E DEdeg 7.8 Posflg P
Corr 0.0
SAO
SAO 19497 DelFlag RA1950 PmRA1950 -0.0025
DE1950 PmDE1950 0.004 Vmag 8.8 SpType B8
Double code Source 38 CatNum 12322 DM BD+59 2398
DMcomp BDsup HD 239700 M HD 0
GC RA1950rad 5.63985112 DE1950rad 1.05185735 PmRA2000 -0.0022
PmDE2000 0
Hipparcos
Catalog H HIP 106479 Proxy H RAhms 21 33 57.13
DEdms +60 29 24.7 Vmag 8.81 VarFlag 2 R Vmag H
RAdeg 323.488 DEdeg 60.4902 AstroRef * Plx 0.67
CCDM 21340+6029 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 280 Rho 0.212 HD 239700 BD BD+59 2398
CD CP Dm number +59 2398 VIred 0.42
SpType B8 R SpType Coord arcsec 2000 213357.13+602924.7
Hipparcos 2
HIP 106479 Sn 55 So 3 Nc 2
RArad 5.6459312121 DErad 1.0557530005 Plx -0.08 PmRA -1.91
PmDE -4.31 E RArad 0.97 E DErad 0.89 E Plx 1.07
E pmRA 1.03 E pmDE 1.05 Hpmag 8.8842 E Hpmag 0.0031
SHp 0.029 VA 2 BV 0.317 E BV 0.021
VI 0.37
CCDM
Ccdm 21340+6029 RComp Comp A Note1
Note2 Discov num DRAs -2.88 DDEs 24.6
R dRAs 82 Year Theta Rho
Obs 2 Vmag 9.1 Sp B8 PmNote *
PmRA -2 PmDE -4 Dm number +59 2398 Cat1 BD
Name2 +60 1397 Cat2 AGK2/3 HD 239700 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 106479
 
 
21340+6029 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 213357.12+602924.8 Mag 10.75 Calc delta mag 1.65
Calc coord yes
CCDM
Ccdm 21340+6029 RComp Comp B Note1
Note2 Discov num HDS DRAs -2.89 DDEs 24.7
R dRAs 82 Year 1991 Theta 280 Rho 0.2
Obs 1 Vmag 10.7 Sp PmNote *
PmRA -2 PmDE -4 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 106479