stampa
Login

Set your own preferrences to customize your experience with Stelle Doppie!
Create your account here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
21396-0813
HDS 3081
HD 206031


Nearby doubles
15' : 21389-0823
A 297

30' : 21399-0842
RST4091

34' : 21417-0816
HJ 5519

35' : 21378-0751
MCA 68AB
Bunda

39' : 21376-0746
HJ 1663AB

40' : 21414-0744
OCC1102

41' : 21376-0744
HJ 1662

45' : 21391-0729
LDS 752

48' : 21369-0841
JNN 132

51' : 21412-0729
OSO 152

53' : 21426-0745
OCC1103

53' : 21396-0905
OCC 347

63' : 21400-0915
OCC 348

68' : 21357-0850
CVR1707

83' : 21344-0745
YSC 72

85' : 21431-0919
OCC9198

88' : 21347-0724
A 296

94' : 21449-0902
OCC 470

96' : 21402-0948
OCC1063

97' : 21454-0729
NSN 72

100' : 21332-0744
UC 4497

106' : 21463-0846
RST4698

109' : 21449-0926
LDS4906

115' : 21445-0645
UC 4543

116' : 21435-0953
OCC 948

121' : 21412-1011
RAO 623



Selections
Full WDS
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.

21396-0813 HDS 3081 (HD 206031)

 
 
21h 39m 33.32s -08° 12' 42.2" P.A. 329.00 sep 0.2 mag 9.25,11.27 Sp G5 dist. 438.6 pc (1430.71 l.y.)
 
 
Coord 2000 21396-0813 Discov num HDS3081 Comp Coord arcsec 2000 21 39 33.32 -08 12 42.2
Date first 1991 Date last 2021 Obs 2
Pa first 329 Pa last 328.7 P.A. Now (θ) 328.7°
Sep first 0.2 Sep last 0.237 Sep. Now (ρ) 0.237"
Mag pri 9.25 Mag sec 11.27 delta mag (ΔM) 2.02 Spectral class G5 (yellow)
Pri motion ra -001 Sec motion ra
Pri motion dec -009 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 206031 Constellation Aquarius SAO 145565 HIP 106945
Tycho2 5787-01027-1 Gaia DR2 2667260697536912128 HD 206031 BD BD-08 5708
Distance 438.6 Distance ly 1430.71
 
 
WDS 21396-0813 HDS 3081 (HD 206031) : 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
21396-0813 HDS3081 1991 1 329 0.2 9.25 11.27 G5 213933.32-081242.2
21396-0813 HDS3081 2021 2 329 0.2 9.25 11.27 G5 213933.32-081242.2

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

 
 
WDS 21396-0813 HDS 3081 (HD 206031) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21396-0813 HDS 3081 (HD 206031) : MEASURES
 
 
No records found.

 
 
WDS 21396-0813 (HD 206031) : VIRTUAL EYEPIECE
 
 

21396-0813 HDS3081A mag 9.25 Sp G5 21396-0813 HDS3081B sep 0.2 P.A. 329.00 mag 11.27 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 21396-0813 (HD 206031) : ALADIN DSS IMAGE @ 21h 39m 33.32s -08° 12' 42.2"
 
 
 
 
WDS 21396-0813 HDS 3081 (HD 206031) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21396-0813 HDS3081 distance=0' 21389-0823 A 297 distance=15' 21399-0842 RST4091 distance=30' 21417-0816 HJ 5519 distance=34' 21378-0751 MCA 68AB (Bunda) distance=35' 21378-0751 DRS 67AC (Bunda) distance=35' 21376-0746 HJ 1663AB distance=39' 21376-0746 HJ 1663AC distance=39' 21414-0744 OCC1102 distance=40' 21376-0744 HJ 1662 distance=41' 21391-0729 LDS 752 distance=45' 21369-0841 JNN 132 distance=48' 21412-0729 OSO 152 distance=51' 21426-0745 OCC1103 distance=53' 21396-0905 OCC 347 distance=53' 21400-0915 OCC 348 distance=63' 21357-0850 CVR1707 distance=68' 21344-0745 YSC 72 distance=83' 21431-0919 OCC9198 distance=85' 21347-0724 A 296 distance=88' 21449-0902 OCC 470 distance=94' 21402-0948 OCC1063 distance=96' 21454-0729 NSN 72 distance=97' 21332-0744 UC 4497 distance=100' 21463-0846 RST4698 distance=106' 21449-0926 LDS4906 distance=109' 21445-0645 UC 4543 distance=115' 21435-0953 OCC 948 distance=116' 21412-1011 RAO 623 distance=121' 21370-0617 RST4696 distance=123' 21315-0845 HDS3060 distance=125' 21315-0902 TDT3008 distance=130' 21310-0740 GWP3069 distance=131' 21357-0616 J 2353 distance=132' 21483-0843 BRT 518 distance=133' 21452-0616 A 3110AB distance=136' 21452-0616 HDO 167AC distance=136' 21452-0616 HDO 167AD distance=136' 21402-0556 GWP3083 distance=137' 21434-0605 SCA 90 distance=141' 21375-0555 JNN 133 distance=141' 21361-1023 HJ 5518 distance=143' 21373-0554 UC 4512 distance=143' 21421-0554 A 298 distance=144' 21300-0746 GRV1142 distance=144' 21412-0550 UC 4526 distance=146' 21297-0752 RST4087 distance=149' 21441-1025 GWP3089 distance=149' 21496-0819 HDS3107 distance=149' 21475-0945 UC 4565 distance=150' 21305-0707 LDS6355 distance=151' 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 21396-0813 HDS3081 329 0.2
Show 21389-0823 A 297 82 3.1 15
Show 21399-0842 RST4091 122 2.3 30
Show 21417-0816 HJ 5519 55 19.0 34
Show Bunda 21378-0751 MCA 68 AB 79 0.0 35
Show Bunda 21378-0751 DRS 67 AC 222 375.5 35
Show 21376-0746 HJ 1663 AB 66 17.2 39
Show 21376-0746 HJ 1663 AC 102 33.2 39
Show 21414-0744 OCC1102 -1 0.0 40
Show 21376-0744 HJ 1662 129 21.9 41
Show 21391-0729 LDS 752 204 5.8 45
Show 21369-0841 JNN 132 109 0.2 48
Show 21412-0729 OSO 152 111 14.2 51
Show 21426-0745 OCC1103 -1 0.0 53
Show 21396-0905 OCC 347 -1 0.0 53
Show 21400-0915 OCC 348 -1 0.1 63
Show 21357-0850 CVR1707 261 5.0 68
Show 21344-0745 YSC 72 147 0.2 83
Show 21431-0919 OCC9198 -1 0.1 85
Show 21347-0724 A 296 57 3.0 88
Show 21449-0902 OCC 470 -1 0.1 94
Show 21402-0948 OCC1063 -1 0.0 96
Show 21454-0729 NSN 72 356 5.9 97
Show 21332-0744 UC 4497 149 40.5 100
Show 21463-0846 RST4698 327 1.4 106
Show 21449-0926 LDS4906 163 3.8 109
Show 21445-0645 UC 4543 231 142.6 115
Show 21435-0953 OCC 948 -1 0.1 116
Show 21412-1011 RAO 623 14 1.0 121
Show 21370-0617 RST4696 45 2.2 123
Show 21315-0845 HDS3060 224 0.4 125
Show 21315-0902 TDT3008 72 0.5 130
Show 21310-0740 GWP3069 265 31.4 131
Show 21357-0616 J 2353 73 3.6 132
Show 21483-0843 BRT 518 323 5.4 133
Show 21452-0616 A 3110 AB 310 6.6 136
Show 21452-0616 HDO 167 AC 37 12.0 136
Show 21452-0616 HDO 167 AD 112 27.8 136
Show 21402-0556 GWP3083 344 28.4 137
Show 21434-0605 SCA 90 261 41.3 141
Show 21375-0555 JNN 133 343 0.2 141
Show 21361-1023 HJ 5518 159 53.6 143
Show 21373-0554 UC 4512 303 13.8 143
Show 21421-0554 A 298 140 2.7 144
Show 21300-0746 GRV1142 225 36.4 144
Show 21412-0550 UC 4526 333 49.7 146
Show 21297-0752 RST4087 16 1.4 149
Show 21441-1025 GWP3089 68 93.0 149
Show 21496-0819 HDS3107 106 0.4 149
Show 21475-0945 UC 4565 338 16.2 150
Show 21305-0707 LDS6355 93 2.1 151

 
 
WDS 21396-0813 : COMPONENTS
 
 
  A
B pa=329.0°
sep=0.24"
 
 
21396-0813 A
 
 
Componente originario normalizzato AB Name HD 206031 Coord arcsec 2000 213933.32-081242.2 Mag 9.25
Spectral class G5 (yellow) PmRA -1.00 PmDE -9.0 SAO 145565
HIP 106945 Tycho2 5787-01027-1 HD 206031 BD BD-08 5708
Tycho2
Tycho2 5787-01027-1 Pflag RAmdeg 324.88881081 DEmdeg -8.21173589
PmRA -3.6 PmDE -9.2 E RAmdeg 12 E DEmdeg 15
E pmRA 1.2 E pmDE 1.3 EpRAm 1988.72 EpDEm 1986.95
Num 10 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.9
Q pmDE 0.8 BTmag 10.297 E BTmag 0.038 VTmag 8.998
E VTmag 0.020 Prox 999 TYC T HIP 106945
CCDM AB RAdeg 324.88881944 DEdeg -8.21171444 EpRA 1990 1.71
EpDE 1990 1.50 E RAdeg 13.4 E DEdeg 17.3 Posflg
Corr 0.0
SAO
SAO 145565 DelFlag RA1950 PmRA1950 0.0009
DE1950 PmDE1950 -0.028 Vmag 8.8 SpType G5
Double code Source 26 CatNum 7779 DM BD-08 5708
DMcomp BDsup HD 206031 M HD 0
GC RA1950rad 5.65878577 DE1950rad -0.14728083 PmRA2000 0.0011
PmDE2000 -0.031
Hipparcos
Catalog H HIP 106945 Proxy H RAhms 21 39 33.32
DEdms -08 12 42.2 Vmag 8.93 VarFlag R Vmag H
RAdeg 324.889 DEdeg -8.21171 AstroRef * Plx 2.01
CCDM 21396-0813 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source S Qual B M HIP AB
Theta 329 Rho 0.194 HD 206031 BD BD-08 5708
CD CP Dm number -08 5708 VIred 0.88
SpType G5 R SpType Coord arcsec 2000 213933.32-081242.2
Hipparcos 2
HIP 106945 Sn 55 So 3 Nc 2
RArad 5.6703796117 DErad -0.1433214468 Plx 2.28 PmRA -1.79
PmDE -9.32 E RArad 1.37 E DErad 0.69 E Plx 1.29
E pmRA 1.5 E pmDE 0.79 Hpmag 9.0951 E Hpmag 0.0026
SHp 0.017 VA 0 BV 1.088 E BV 0.037
VI 1.05
CCDM
Ccdm 21396-0813 RComp Comp A Note1
Note2 Discov num DRAs -2.68 DDEs 17.7
R dRAs 82 Year Theta Rho
Obs 2 Vmag 9.3 Sp G5 PmNote *
PmRA -1 PmDE -9 Dm number -08 5708 Cat1 BD
Name2 145565 Cat2 SAO HD 206031 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 106945
 
 
21396-0813 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 213933.31-081242.0 Mag 11.27 Calc delta mag 2.02
Calc coord yes
CCDM
Ccdm 21396-0813 RComp Comp B Note1
Note2 Discov num HDS DRAs -2.70 DDEs 17.9
R dRAs 82 Year 1991 Theta 329 Rho 0.2
Obs 1 Vmag 11.3 Sp PmNote *
PmRA -1 PmDE -9 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 106945