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Doubles in session


Current system
18002+0851
STTA 161 AB
HD 164309


Nearby doubles
39' : 17581+0829
J 2510

40' : 18023+0828
LDS5228

41' : 18002+0932
KPP3326

48' : 17578+0922
HJ 1308

62' : 18024+0944
TDS 897

63' : 17570+0932
LEP 155AB

64' : 17564+0834
J 458

68' : 17560+0827
J 457

73' : 18032+0755
STTA164

73' : 17560+0928
UC 3450

74' : 17553+0838
TVB 299

75' : 18018+0741
BRT2174

81' : 18033+0745
HEI 867

88' : 18027+1011
KPP4340AB

93' : 17581+0724
LDS5858

98' : 17593+1028
UC 3464

98' : 18065+0920
ARN9001AB

99' : 18068+0853
ENG 63AB

109' : 17598+1040
TDS 896

114' : 18073+0934
STT 342AB

115' : 17533+0758
NSN 699

117' : 17524+0834
AHD 7AB

122' : 18039+1040
UC 3484

122' : 18041+1039
UC 3485

122' : 17529+0948
SKF 304

125' : 18077+0946
BU 826



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.

18002+0851 STTA 161 AB (HD 164309)

 
 
18h 00m 12.62s +08° 51' 21.5" P.A. 72.00 sep 62.4 mag 6.99,9.19 Sp G5 dist. 134.05 pc (437.27 l.y.)
 
 
Coord 2000 18002+0851 Discov num STTA161 Comp AB Coord arcsec 2000 18 00 12.62 +08 51 21.5
Date first 1874 Date last 2015 Obs 25
Pa first 78 Pa last 71.9 P.A. Now (θ) 71.9°
Sep first 62.7 Sep last 62.426 Sep. Now (ρ) 62.426"
Mag pri 6.99 Mag sec 9.19 delta mag (ΔM) 2.2 Spectral class G5 (yellow)
Pri motion ra -026 Sec motion ra -038
Pri motion dec -012 Sec motion dec +028
Notes N (See Notes)
rPM=0.885
This double is not physical.
 
 
18002+0851 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 164309 123007 18 00 13 +08 51 22 STTA 161 AB 2015 25 72 62.4 6.99 9.19 2.20 <===
Show 123007 18 00 13 +08 51 22 STTA 161 AC 2015 8 307 112.7 6.99 10.53 3.54
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 164309 Constellation Ophiuchus SAO 123007 HIP 88144
Tycho2 1008-00638-1 Gaia DR2 4476467429908442624 HD 164309 GC 24501
BD BD+08 3555 Distance 134.05 Distance ly 437.27
 
 
WDS 18002+0851 STTA 161 AB (HD 164309) : NOTES
 
 
discov_num notes refcode
STTA161 B is BD+08@3556.
 
 
REFERENCES
 
 
refcode metd author reference
STTA (O. Struve DD - Appendix list) ...................
Stt1864 Ma - Struve, O. 1864MNRAS..24..149S
Stt1864 MNRAS 24, 149, 1864
Stt1866 orb - Struve, O. .
Stt1866 Bull. Imp. Acad. Sci. St. Petersburg, 1866
Stt1874 orb - Struve, O. .
Stt1874 Compte Rendus 79, 1467, 1874
Stt1875 orb - Struve, O. 1875MNRAS..35..367S
Stt1875 MNRAS 35, 367, 1875
Stt1878 Ma - Struve, O. 1878ObPul...9....1S
Stt1878 Pulkova Observations 9, 1, 1878
Stt1879A Ma - Struve, O. 1879Obs.....2..304G
Stt1879A cited by Gledhill (Obs 2, 304, 1879)
Stt1879B Ma - Struve, O. 1879Obs.....3..245G
Stt1879B cited by Gledhill (Obs 3, 245, 1879)
Stt1879C Ma - Struve, O. 1879Obs.....2..344G
Stt1879C cited by Gledhill (Obs 2, 344, 1879)
Stt1880A Ma - Struve, O. 1880Obs.....2..605H
Stt1880A cited by Hunt (Obs. 3, 605, 1880)
Stt1880B Ma - Struve, O. 1880Obs.....3..535G
Stt1880B cited by Gledhill (Obs 3, 535, 1880)
Stt1880C Ma - Struve, O. 1880MNRAS..40..497B
Stt1880C cited by Burnham (MNRAS 40, 497, 1880)
Stt1884A Ma - Struve, O. 1884AReg...22..216S
Stt1884A cited by Sadler (Astr. Register 22, 216, 1884)
Stt1893a Ma j Struve, O. 1893ObPul..10....1S
Stt1893a Pulkova Obs. Observations 10, 1, 1893
Stt1906A Ma - Struve, O. 1906MmRAS..56....1L
Stt1906A cited by Lewis (MemRAS 56, 1, 1906)
Stt1906B Ma j Struve, O. 1906QB821.B972.....
Stt1906B cited in BDS (Burnham Double Star Cat., 1906)
Stt1908A Ma - Struve, O. 1908MNRAS..68..465B
Stt1908A cited by Barnard (MNRAS 68, 465, 1908)
Stt1913A Ma - Struve, O. 1913QB811.B8.......
Stt1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Stt1914A Ma - Struve, O. 1914AN....198..107R
Stt1914A cited by Rabe (AN 198, 107, 1914)
Stt1932A Ma - Struve, O. 1932QB821.A43......
Stt1932A cited in ADS (Aitken Double Star Cat., 1932)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18002+0851 STTA161 AB 2004 21 73 61.2 6.99 9.19 G5 N D 180012.64+085121.6
18002+0851 STTA161 AB 2011 22 72 62.5 6.99 9.19 G5 N D 180012.64+085121.6
18002+0851 STTA161 AB 2013 24 71 62.0 6.99 9.19 G5 N 180012.64+085121.6
18002+0851 STTA161 AB 2015 25 72 62.4 6.99 9.19 G5 N 180012.62+085121.5

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

 
 
WDS 18002+0851 STTA 161 AB (HD 164309) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18002+0851 STTA 161 AB (HD 164309) : MEASURES
 
 
Records found: 1
Show date username difficulty sep sep_sigma pa pa_sigma delta_mag # notes
Show 12/07/23 Robert   64.00 0.22 72.00 0.50   2
 
 
WDS 18002+0851 (HD 164309) : VIRTUAL EYEPIECE
 
 

18002+0851 STTA161A mag 6.99 Sp G5 18002+0851 STTA161B sep 61.8 P.A. 71.70 mag 9.19 18002+0851 STTA161C sep 111.8 P.A. 307.50 mag 10.53 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 18002+0851 (HD 164309) : ALADIN DSS IMAGE @ 18h 00m 12.62s +08° 51' 21.5"
 
 
 
 
WDS 18002+0851 STTA 161 AB (HD 164309) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18002+0851 STTA161AB distance=0' 17581+0829 J 2510 distance=39' 18023+0828 LDS5228 distance=40' 18002+0932 KPP3326 distance=41' 17578+0922 HJ 1308 distance=48' 18024+0944 TDS 897 distance=62' 17570+0932 LEP 155AB distance=63' 17564+0834 J 458 distance=64' 17560+0827 J 457 distance=68' 18032+0755 STTA164 distance=73' 17560+0928 UC 3450 distance=73' 17553+0838 TVB 299 distance=74' 18018+0741 BRT2174 distance=75' 18033+0745 HEI 867 distance=81' 18027+1011 KPP4340BC distance=88' 18027+1011 KPP4340AB distance=88' 18027+1011 KPP4340AC distance=88' 17581+0724 LDS5858 distance=93' 18068+0853 SLE 133BF distance=97' 18068+0853 BUP 179BG distance=97' 18065+0920 TOB 270CD distance=97' 17593+1028 UC 3464 distance=98' 18065+0920 ARN9001AB distance=98' 18065+0920 TOB 270AD distance=98' 18065+0920 HZG 12BC distance=99' 18068+0853 ENG 63AB distance=99' 18068+0853 SLE 133AD distance=99' 18068+0853 SLE 133AE distance=99' 18068+0853 BUP 179AC distance=99' 18068+0853 SLE 133AF distance=99' 18068+0853 DEA 58AH distance=99' 18068+0853 TOK 696Aa,Ab distance=99' 17598+1040 TDS 896 distance=109' 18073+0934 STT 342AB distance=114' 18073+0934 STT 342AC distance=114' 18073+0934 DAL 36AD distance=114' 18073+0934 STT 342Aa,Ab distance=114' 17533+0758 NSN 699 distance=115' 17524+0834 AHD 7AB distance=117' 17524+0834 AHD 7AC distance=117' 18039+1040 UC 3484 distance=122' 18041+1039 UC 3485 distance=122' 17529+0948 SKF 304 distance=122' 18077+0946 BU 826 distance=125' 17581+0651 GWP2748 distance=125' 17534+0737 UC 3441 distance=125' 17529+0744 SKF2779 distance=128' 18052+1040 HEI 555 distance=132' 17575+1058 BU 1299AB distance=133' 17575+1058 BU 1299AB,C distance=133' 17518+0945 UC 3432 distance=136' 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 18002+0851 STTA161 AB 72 62.4
Show 18002+0851 STTA161 AC 307 112.7
Show 17581+0829 J 2510 233 1.4 39
Show 18023+0828 LDS5228 58 17.1 40
Show 18002+0932 KPP3326 279 11.0 41
Show 17578+0922 HJ 1308 140 9.7 48
Show 18024+0944 TDS 897 150 1.3 62
Show 17570+0932 LEP 155 AB 177 3.3 63
Show 17564+0834 J 458 116 4.5 64
Show 17560+0827 J 457 219 2.6 68
Show 18032+0755 STTA164 50.8 73
Show 17560+0928 UC 3450 44 55.4 73
Show 17553+0838 TVB 299 136 4.0 74
Show 18018+0741 BRT2174 256 5.2 75
Show 18033+0745 HEI 867 338 3.5 81
Show 18027+1011 KPP4340 BC 340 1.7 88
Show 18027+1011 KPP4340 AB 180 6.4 88
Show 18027+1011 KPP4340 AC 187 4.9 88
Show 17581+0724 LDS5858 83 7.1 93
Show 18068+0853 SLE 133 BF 12 210.5 97
Show 18068+0853 BUP 179 BG 37 80.0 97
Show 18065+0920 TOB 270 CD 188 76.4 97
Show 17593+1028 UC 3464 141 60.0 98
Show 18065+0920 ARN9001 AB 114 38.2 98
Show 18065+0920 TOB 270 AD 197 206.3 98
Show 18065+0920 HZG 12 BC 218 136.5 99
Show 18068+0853 ENG 63 AB 247 129.1 99
Show 18068+0853 SLE 133 AD 10 127.1 99
Show 18068+0853 SLE 133 AE 76 148.9 99
Show 18068+0853 BUP 179 AC 316 79.9 99
Show 18068+0853 SLE 133 AF 334 172.8 99
Show 18068+0853 DEA 58 AH 169 8.0 99
Show 18068+0853 TOK 696 Aa,Ab 207 0.0 99
Show 17598+1040 TDS 896 147 1.0 109
Show 18073+0934 STT 342 AB 298 25.0 114
Show 18073+0934 STT 342 AC 163 64.3 114
Show 18073+0934 DAL 36 AD 48 24.2 114
Show 18073+0934 STT 342 Aa,Ab 156 1.6 114
Show 17533+0758 NSN 699 320 31.3 115
Show 17524+0834 AHD 7 AB 85 34.7 117
Show 17524+0834 AHD 7 AC 249 6.5 117
Show 18039+1040 UC 3484 24 49.5 122
Show 18041+1039 UC 3485 264 87.7 122
Show 17529+0948 SKF 304 209 24.7 122
Show 18077+0946 BU 826 315 0.8 125
Show 17581+0651 GWP2748 38 13.2 125
Show 17534+0737 UC 3441 112 33.6 125
Show 17529+0744 SKF2779 62 67.7 128
Show 18052+1040 HEI 555 256 2.1 132
Show 17575+1058 BU 1299 AB 103 0.3 133
Show 17575+1058 BU 1299 AB,C 62 27.9 133

 
 
WDS 18002+0851 : COMPONENTS
 
 
  A B
B pa=71.7°
sep=61.75"
 
C pa=307.5°
sep=111.85"
pa=288.3°
sep=155.18"
 
 
18002+0851 A
 
 
Name HD 164309 Coord arcsec 2000 180012.62+085121.5 Mag 6.99 Spectral class G5 (yellow)
PmRA -26.00 PmDE -12.0 SAO 123007 HIP 88144
Tycho2 1008-00638-1 HD 164309 GC 24501 BD BD+08 3555
Tycho2
Tycho2 1008-00638-1 Pflag RAmdeg 270.05259812 DEmdeg 8.85597389
PmRA -26.1 PmDE -11.4 E RAmdeg 4 E DEmdeg 4
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.33 EpDEm 1991.35
Num 14 Q RAmdeg 0.5 Q DEmdeg 0.5 Q pmRA 0.5
Q pmDE 0.6 BTmag 8.079 E BTmag 0.015 VTmag 6.992
E VTmag 0.010 Prox 624 TYC T HIP 88144
CCDM RAdeg 270.05265972 DEdeg 8.85600083 EpRA 1990 1.60
EpDE 1990 1.56 E RAdeg 4.3 E DEdeg 4.3 Posflg
Corr 0.2
SAO
SAO 123007 DelFlag RA1950 PmRA1950 -0.0019
DE1950 PmDE1950 -0.016 Vmag 7.1 SpType +++
Double code Source 70 CatNum 24501 DM BD+08 3555
DMcomp BDsup HD 164309 M HD 0
GC 24501 RA1950rad 4.7028857 DE1950rad 0.15458804 PmRA2000 -0.0017
PmDE2000 -0.016
Hipparcos
Catalog H HIP 88144 Proxy RAhms 18 00 12.64
DEdms +08 51 21.6 Vmag 6.88 VarFlag R Vmag H
RAdeg 270.053 DEdeg 8.856 AstroRef Plx 8.14
CCDM 18002+0851 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 164309 BD BD+08 3555
CD CP Dm number +08 3555 VIred 0.93
SpType G5 R SpType Coord arcsec 2000 180012.64+085121.6
Hipparcos 2
HIP 88144 Sn 5 So 0 Nc 1
RArad 4.7133081256 DErad 0.1545663534 Plx 7.46 PmRA -25.99
PmDE -11.86 E RArad 0.37 E DErad 0.36 E Plx 0.58
E pmRA 0.39 E pmDE 0.38 Hpmag 7.0379 E Hpmag 0.0013
SHp 0.009 VA 0 BV 0.941 E BV 0.009
VI 0.93
CCDM
Ccdm 18002+0851 RComp Comp A Note1
Note2 Discov num DRAs 0.65 DDEs 21.7
R dRAs 10 Year Theta Rho
Obs 3 Vmag 7.1 Sp G5 PmNote *
PmRA -23 PmDE -8 Dm number +08 3555 Cat1 BD
Name2 +08 2220 Cat2 AGK2/3 HD 164309 M HD
ADS BDS B 8280 M ADS BDS N IDS IDS 17554N0852A
HIC 88144
 
 
18002+0851 B
 
 
Coord arcsec 2000 180016.58+085140.9 Mag 9.19 PmRA -38.00 PmDE 28.0
SAO 123008 HIP 88153 Tycho2 1008-00422-1 HD 164310
BD BD+08 3556 Calc delta mag 2.2 Calc coord yes
Tycho2
Tycho2 1008-00422-1 Pflag RAmdeg 270.06933148 DEmdeg 8.86119714
PmRA -37.2 PmDE 27.9 E RAmdeg 13 E DEmdeg 12
E pmRA 1.6 E pmDE 1.5 EpRAm 1989.66 EpDEm 1989.93
Num 10 Q RAmdeg 0.6 Q DEmdeg 0.6 Q pmRA 0.6
Q pmDE 0.6 BTmag 10.330 E BTmag 0.032 VTmag 9.185
E VTmag 0.019 Prox 624 TYC T HIP 88153
CCDM RAdeg 270.06942139 DEdeg 8.86113278 EpRA 1990 1.43
EpDE 1990 1.57 E RAdeg 14.4 E DEdeg 13.1 Posflg
Corr 0.4
SAO
SAO 123008 DelFlag RA1950 PmRA1950 -0.0021
DE1950 PmDE1950 0.024 Vmag 8.8 SpType K0
Double code Source 32 CatNum 8221 DM BD+08 3556
DMcomp BDsup HD 164310 M HD 0
GC RA1950rad 4.70318353 DE1950rad 0.15466765 PmRA2000 -0.002
PmDE2000 0.024
Hipparcos
Catalog H HIP 88153 Proxy RAhms 18 00 16.66
DEdms +08 51 40.1 Vmag 9.16 VarFlag R Vmag H
RAdeg 270.069 DEdeg 8.86112 AstroRef Plx 6.85
CCDM 18002+0851 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 164310 BD BD+08 3556
CD CP Dm number +08 3556 VIred 1.12
SpType K0 R SpType Coord arcsec 2000 180016.66+085140.1
Hipparcos 2
HIP 88153 Sn 5 So 0 Nc 1
RArad 4.7136007016 DErad 0.1546558132 Plx 5.92 PmRA -37.99
PmDE 27.03 E RArad 0.97 E DErad 0.89 E Plx 1.47
E pmRA 1.06 E pmDE 0.92 Hpmag 9.3303 E Hpmag 0.0026
SHp 0.024 VA 0 BV 1.068 E BV 0.034
VI 1.03
CCDM
Ccdm 18002+0851 RComp Comp B Note1
Note2 Discov num STT4161 DRAs 4.63 DDEs 40.0
R dRAs 10 Year 1874 Theta 077 Rho 62.8
Obs 6 Vmag 9.1 Sp K0 PmNote *
PmRA -39 PmDE 25 Dm number +08 3556 Cat1 BD
Name2 +08 2221 Cat2 AGK2/3 HD 164310 M HD
ADS BDS B 8280 M ADS BDS N IDS IDS 17554N0852B
HIC 88153
 
 
18002+0851 C
 
 
Coord arcsec 2000 180006.64+085229.6 Mag 10.53 PmRA 5.00 PmDE -4.0
Calc delta mag 3.54 Calc coord yes
CCDM
Ccdm 18002+0851 RComp Comp C Note1
Note2 Discov num STT4161 DRAs DDEs
R dRAs Year 1911 Theta 126 Rho 14.2
Obs 1 Vmag 11.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS B 8280 M ADS BDS N IDS IDS 17554N0852C
HIC