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Doubles in session


Current system
19295+7816
STF 2571 AB
HD 185497


Nearby doubles
35' : 19351+7847
LDS1912

40' : 19421+7809
LOC 422

43' : 19367+7740
SLW1224

50' : 19166+7848
LOC 401

57' : 19370+7725
MLR 223

62' : 19320+7917
LOC 408

63' : 19310+7919
LOC 407

63' : 19439+7732
LOC 420

64' : 19223+7716
LOC 406

66' : 19165+7725
TDT1339AB

67' : 19099+7750
LDS1900

73' : 19218+7708
HDS2740

74' : 19106+7732
LOC 399

84' : 19164+7931
MLR 219

85' : 19148+7929
SLW1223

87' : 19486+7714
TDT1773

87' : 19490+7715
MLR 228

91' : 19239+7944
LDS1906

95' : 19189+7648
HDS2732

95' : 19440+7941
LOC 423

100' : 19180+7643
LOC 398

105' : 19127+7948
LDS1902

105' : 19440+7952
WIS 335

107' : 19335+7631
UC 3975

108' : 19392+7634
STF2592

116' : 19391+7625
MLR 224



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.

19295+7816 STF 2571 AB (HD 185497)

 
 
19h 29m 30.03s +78° 15' 55.8" P.A. 19.00 sep 11.4 mag 7.69,8.27 Sp F0IV dist. 202.43 pc (660.33 l.y.)
 
 
Coord 2000 19295+7816 Discov num STF2571 Comp AB Coord arcsec 2000 19 29 30.03 +78 15 55.8
Date first 1823 Date last 2022 Obs 79
Pa first 22 Pa last 19 P.A. Now (θ) 19°
Sep first 11.9 Sep last 11.4 Sep. Now (ρ) 11.4"
Mag pri 7.69 Mag sec 8.27 delta mag (ΔM) 0.58 Spectral class F0IV (yellow-white)
Pri motion ra +031 Sec motion ra +031
Pri motion dec +007 Sec motion dec +006
Notes T (Parallax indicates physical)
rPM=0.031 (< 0.3, Physical double)
This double is physical.
 
 
19295+7816 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 185497 9452 19 29 30 +78 15 56 STF 2571 AB 2022 79 19 11.4 7.69 8.27 0.58 <===
Show 9452 19 29 30 +78 15 56 GUI 23 AC 2015 10 132 50.1 7.69 12.53 4.84
Show 9452 19 29 30 +78 15 56 GUI 23 AD 2015 10 54 201.4 7.69 10.88 3.19
Show 19 30 24 +78 17 53 GUI 23 DE 2016 12 32 35.5 10.88 11.94 1.06
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 185497 Constellation Draco SAO 9452 HIP 95832
Tycho2 4588-02384-1 Gaia DR2 2293082734392319872 HD 185497 GC 27033
ADS 12608 BD BD+77 734 Distance 202.43 Distance ly 660.33
 
 
WDS 19295+7816 STF 2571 AB (HD 185497) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Gui1912 Ma - Guillaume, J. .
Gui1912 Travaux Lyon Obs. 4, 193, 1912
Gui1931 Ma - Guillaume, J. .
Gui1931 Bull. Obs. Lyon 13, 151, 1931
Gui1932A Ma - Guillaume, J. 1932QB821.A43......
Gui1932A cited in ADS (Aitken Double Star Cat.), 1932
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19295+7816 STF2571 AB 2002 68 18 11.3 7.69 8.27 F0IV ZD 192930.03+781555.8
19295+7816 STF2571 AB 2004 70 19 11.3 7.69 8.27 F0IV ZD 192930.03+781555.8
19295+7816 STF2571 AB 2016 71 19 11.2 7.69 8.27 F0IV Z 192930.03+781555.8
19295+7816 STF2571 AB 2022 79 19 11.4 7.69 8.27 F0IV T 192930.03+781555.8

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

 
 
WDS 19295+7816 STF 2571 AB (HD 185497) : VISUAL OBSERVATIONS REPORTS
 
 
Show date username difficulty separation pa_estim interest notes
Show 22/08/04 daedalus1 mean difficulty separated 19   Seeing Pickering 5, poor. Measures: theta 019, rho 11.4 +/- 0.164.

 
 
WDS 19295+7816 STF 2571 AB (HD 185497) : MEASURES
 
 
No records found.

 
 
WDS 19295+7816 (HD 185497) : VIRTUAL EYEPIECE
 
 

19295+7816 STF2571A mag 7.69 Sp F0IV 19295+7816 STF2571B sep 10.8 P.A. 4.00 mag 8.27 19295+7816 GUI 23C sep 34.0 P.A. 167.10 mag 12.53 19295+7816 GUI 23D sep 202.0 P.A. 54.50 mag 10.88 19295+7816 GUI 23E sep 223.7 P.A. 48.80 mag 11.94 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 19295+7816 (HD 185497) : ALADIN DSS IMAGE @ 19h 29m 30.03s +78° 15' 55.8"
 
 
 
 
WDS 19295+7816 STF 2571 AB (HD 185497) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19295+7816 STF2571AB distance=1' 19295+7816 GUI 23AC distance=1' 19295+7816 GUI 23AD distance=1' 19295+7816 GUI 23DE distance=4' 19351+7847 LDS1912 distance=35' 19421+7809 LOC 422 distance=40' 19367+7740 SLW1224 distance=43' 19166+7848 LOC 401 distance=50' 19370+7725 MLR 223 distance=57' 19320+7917 LOC 408 distance=62' 19310+7919 LOC 407 distance=63' 19439+7732 LOC 420 distance=63' 19223+7716 LOC 406 distance=64' 19165+7725 TDT1339AB distance=66' 19099+7750 LDS1900 distance=67' 19218+7708 HDS2740 distance=73' 19106+7732 LOC 399 distance=74' 19164+7931 MLR 219 distance=84' 19148+7929 SLW1223 distance=85' 19486+7714 TDT1773 distance=87' 19490+7715 MLR 228 distance=87' 19239+7944 LDS1906 distance=91' 19189+7648 HDS2732 distance=95' 19440+7941 LOC 423 distance=95' 19180+7643 LOC 398 distance=100' 19127+7948 LDS1902 distance=105' 19440+7952 WIS 335 distance=105' 19335+7631 UC 3975 distance=107' 19392+7634 STF2592 distance=108' 19391+7625 MLR 224 distance=116' 19399+7623 MLR 225 distance=118' 19277+8014 LOC 411 distance=119' 19136+8012 LDS1903 distance=126' 19430+7606 LOC 418 distance=138' 19192+8033 LOC 402 distance=140' 19406+8033 LOC 425 distance=141' 19398+7553 LDS1913 distance=148' 19163+8042 TDT1334 distance=151' 19443+7538 LDS1915 distance=168' 19208+7528 TDT1389 distance=171' 19323+8110 LOC 409 distance=175' 19329+7520 HDS2776 distance=177' 19308+8125 MLR 221 distance=190' 19429+8126 MLR 226 distance=193' 19348+7501 STF2575 distance=196' 19443+7453 LDS1914 distance=208' 19328+8156 LOC 410 distance=221' 19127+7439 UC 3846 distance=225' 19352+7423 MLR 222AB distance=235' 19352+7423 MLR 222AC distance=235' 19352+7423 MLR 222AD distance=235' 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 19295+7816 STF2571 AB 19 11.4 1
Show 19295+7816 GUI 23 AC 132 50.1 1
Show 19295+7816 GUI 23 AD 54 201.4 1
Show 19295+7816 GUI 23 DE 32 35.5 4
Show 19351+7847 LDS1912 260 29.3 35
Show 19421+7809 LOC 422 203 1.3 40
Show 19367+7740 SLW1224 51 97.5 43
Show 19166+7848 LOC 401 134 7.8 50
Show 19370+7725 MLR 223 233 0.6 57
Show 19320+7917 LOC 408 168 12.8 62
Show 19310+7919 LOC 407 136 2.6 63
Show 19439+7732 LOC 420 7 7.9 63
Show 19223+7716 LOC 406 354 1.8 64
Show 19165+7725 TDT1339 AB 166 0.6 66
Show 19099+7750 LDS1900 300 72.4 67
Show 19218+7708 HDS2740 21 0.3 73
Show 19106+7732 LOC 399 94 1.4 74
Show 19164+7931 MLR 219 23 0.4 84
Show 19148+7929 SLW1223 145 14.0 85
Show 19486+7714 TDT1773 153 0.7 87
Show 19490+7715 MLR 228 266 0.3 87
Show 19239+7944 LDS1906 128 98.5 91
Show 19189+7648 HDS2732 82 0.8 95
Show 19440+7941 LOC 423 321 2.2 95
Show 19180+7643 LOC 398 104 19.3 100
Show 19127+7948 LDS1902 79 4.1 105
Show 19440+7952 WIS 335 197 998.0 105
Show 19335+7631 UC 3975 95 14.9 107
Show 19392+7634 STF2592 297 0.8 108
Show 19391+7625 MLR 224 288 0.2 116
Show 19399+7623 MLR 225 246 0.3 118
Show 19277+8014 LOC 411 39 4.7 119
Show 19136+8012 LDS1903 68 9.4 126
Show 19430+7606 LOC 418 239 11.5 138
Show 19192+8033 LOC 402 183 24.4 140
Show 19406+8033 LOC 425 278 7.4 141
Show 19398+7553 LDS1913 327 3.1 148
Show 19163+8042 TDT1334 236 1.1 151
Show 19443+7538 LDS1915 125 9.9 168
Show 19208+7528 TDT1389 235 1.4 171
Show 19323+8110 LOC 409 275 7.5 175
Show 19329+7520 HDS2776 92 0.4 177
Show 19308+8125 MLR 221 345 1.4 190
Show 19429+8126 MLR 226 17 1.9 193
Show 19348+7501 STF2575 33 7.6 196
Show 19443+7453 LDS1914 49 6.3 208
Show 19328+8156 LOC 410 272 8.1 221
Show 19127+7439 UC 3846 116 7.2 225
Show 19352+7423 MLR 222 AB 197 7.5 235
Show 19352+7423 MLR 222 AC 215 22.6 235
Show 19352+7423 MLR 222 AD 217 42.1 235

 
 
WDS 19295+7816 : COMPONENTS
 
 
  A B C D
B pa=4.0°
sep=10.81"
 
C pa=167.1°
sep=34.05"
pa=171.1°
sep=44.50"
 
D pa=54.5°
sep=202.00"
pa=56.9°
sep=195.29"
pa=46.2°
sep=217.42"
 
E pa=48.8°
sep=223.67"
pa=50.8°
sep=216.11"
pa=41.7°
sep=241.73"
pa=7.2°
sep=30.33"
 
 
19295+7816 A
 
 
Name HD 185497 Coord arcsec 2000 192930.03+781555.8 Mag 7.69 Spectral class F0IV (yellow-white)
PmRA 31.00 PmDE 7.0 SAO 9452 HIP 95832
Tycho2 4588-02384-1 HD 185497 GC 27033 ADS 12608
BD BD+77 734
Tycho2
Tycho2 4588-02384-1 Pflag RAmdeg 292.37547932 DEmdeg 78.26551198
PmRA 31.2 PmDE 7.9 E RAmdeg 5 E DEmdeg 5
E pmRA 1.0 E pmDE 1.1 EpRAm 1991.47 EpDEm 1991.55
Num 10 Q RAmdeg 1.4 Q DEmdeg 0.8 Q pmRA 1.4
Q pmDE 0.7 BTmag 8.055 E BTmag 0.016 VTmag 7.694
E VTmag 0.011 Prox 113 TYC T HIP 95832
CCDM A RAdeg 292.37513028 DEdeg 78.26549389 EpRA 1990 1.80
EpDE 1990 1.82 E RAdeg 5.0 E DEdeg 5.3 Posflg
Corr 0.0
SAO
SAO 9452 DelFlag RA1950 PmRA1950 0.006
DE1950 PmDE1950 0.009 Vmag 7.1 SpType F0
Double code Source 70 CatNum 27033 DM BD+77 734
DMcomp BDsup HD 185497 M HD 0
GC 27033 RA1950rad 5.11316211 DE1950rad 1.36411633 PmRA2000 0.0071
PmDE2000 0.008
Hipparcos
Catalog H HIP 95832 Proxy RAhms 19 29 30.03
DEdms +78 15 55.8 Vmag 7.67 VarFlag R Vmag G
RAdeg 292.375 DEdeg 78.2655 AstroRef A Plx 9.38
CCDM 19295+7816 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source P Qual A M HIP
Theta Rho HD 185497 BD BD+77 734
CD CP Dm number +77 734 VIred 0.44
SpType F0 R SpType Coord arcsec 2000 192930.03+781555.8
Hipparcos 2
HIP 95832 Sn 95 So 3 Nc 1
RArad 5.1029086462 DErad 1.3659905187 Plx 4.94 PmRA 32.93
PmDE 9.95 E RArad 1.41 E DErad 1.33 E Plx 1.54
E pmRA 1.39 E pmDE 1.44 Hpmag 7.7385 E Hpmag 0.008
SHp 0.071 VA 0 BV 0.378 E BV 0.015
VI 0.44
CCDM
Ccdm 19295+7816 RComp Comp A Note1
Note2 Discov num DRAs -0.16 DDEs -4.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.6 Sp F0 PmNote *
PmRA 8 PmDE 0 Dm number +77 734 Cat1 BD
Name2 +78 454 Cat2 AGK2/3 HD 185497 M HD
ADS BDS A12608 M ADS BDS N IDS IDS 19342N7803A
HIC 95832
 
 
19295+7816 B
 
 
Coord arcsec 2000 192930.28+781606.6 Mag 8.27 PmRA 31.00 PmDE 6.0
HIP 95836 Tycho2 4588-02385-1 Calc delta mag 0.58 Calc coord yes
Tycho2
Tycho2 4588-02385-1 Pflag RAmdeg 292.38046160 DEmdeg 78.26847804
PmRA 32.3 PmDE 9.0 E RAmdeg 6 E DEmdeg 7
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.40 EpDEm 1991.31
Num 9 Q RAmdeg 1.2 Q DEmdeg 1.0 Q pmRA 1.1
Q pmDE 1.0 BTmag 8.669 E BTmag 0.017 VTmag 8.271
E VTmag 0.013 Prox 113 TYC T HIP 95836
CCDM B RAdeg 292.38009917 DEdeg 78.26845778 EpRA 1990 1.78
EpDE 1990 1.81 E RAdeg 6.4 E DEdeg 7.1 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 95836 Proxy RAhms 19 29 31.21
DEdms +78 16 06.4 Vmag 8.3 VarFlag R Vmag H
RAdeg 292.38 DEdeg 78.2684 AstroRef B Plx 9.42
CCDM 19295+7816 N CCDM I Nsys 2 Ncomp 1
MultFlag C Source I Qual A M HIP
Theta Rho HD BD
CD CP Dm number VIred 0.43
SpType R SpType Coord arcsec 2000 192931.21+781606.4
Hipparcos 2
HIP 95836 Sn 95 So 3 Nc 1
RArad 5.1029945701 DErad 1.3660421013 Plx 7.73 PmRA 32.23
PmDE 8.44 E RArad 2.66 E DErad 2.47 E Plx 2.87
E pmRA 2.65 E pmDE 2.75 Hpmag 8.424 E Hpmag 0.0128
SHp 0 VA 0 BV 0.41 E BV 0.016
VI 0.48
CCDM
Ccdm 19295+7816 RComp Comp B Note1
Note2 Discov num STF2571 DRAs 1.04 DDEs 6.0
R dRAs 91 Year 1949 Theta 020 Rho 11.3
Obs 23 Vmag 8.3 Sp PmNote *
PmRA 8 PmDE 0 Dm number Cat1
Name2 +78 455 Cat2 AGK2/3 HD M HD
ADS BDS A12608 M ADS BDS N IDS IDS 19342N7803B
HIC 95836
 
 
19295+7816 C
 
 
Coord arcsec 2000 192932.53+781522.6 Mag 12.53 PmRA -13.00 PmDE -13.0
Calc delta mag 4.84 Calc coord yes
 
 
19295+7816 D
 
 
Coord arcsec 2000 193023.99+781753.2 Coord calc 193023.99+781753.2 Mag 10.88 PmRA -12.00
PmDE 1.0 Tycho2 4588-00658-1 Calc delta mag 3.19
Tycho2
Tycho2 4588-00658-1 Pflag RAmdeg 292.59999391 DEmdeg 78.29811861
PmRA -10.2 PmDE 1.9 E RAmdeg 51 E DEmdeg 46
E pmRA 2.2 E pmDE 2.3 EpRAm 1985.27 EpDEm 1987.19
Num 3 Q RAmdeg 0.1 Q DEmdeg 0.0 Q pmRA 0.1
Q pmDE 0.0 BTmag 12.328 E BTmag 0.175 VTmag 10.879
E VTmag 0.064 Prox 352 TYC T HIP
CCDM RAdeg 292.60010917 DEdeg 78.29811417 EpRA 1990 1.75
EpDE 1990 1.87 E RAdeg 53.4 E DEdeg 47.2 Posflg
Corr 0.1
 
 
19295+7816 E
 
 
Coord arcsec 2000 193025.24+781823.3 Mag 11.94 PmRA -11.00 PmDE 10.0
Calc delta mag 4.25 Calc coord yes