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Current system
18451+4608
STF 2395 AB
HD 173814


Nearby doubles
9' : 18451+4617
CLL 13

19' : 18447+4550
ES 22AB

25' : 18474+4606
HJ 1348AB

26' : 18428+4619
ES 1263

35' : 18476+4629
CLZ 75

35' : 18453+4642
DEA 373

41' : 18458+4647
KOI1537

41' : 18479+4636
DEA 348

45' : 18492+4619
DEA 222

45' : 18487+4631
DEA 312

49' : 18404+4606
HJ 1339

50' : 18493+4628
DEA 335

51' : 18498+4619
KOI 588

52' : 18415+4644
BRT1921

61' : 18505+4629
KOI2913AB

64' : 18508+4543
ES 1264

65' : 18459+4712
KOI 82

66' : 18485+4513
UC 3679

68' : 18500+4526
LDS4800

71' : 18448+4458
WEB 7

71' : 18388+4540
KPP 558

74' : 18512+4644
HDS2674

77' : 18429+4456
STF2380

77' : 18515+4647
TDT1089

82' : 18389+4658
ES 1160

82' : 18448+4730
KOI 104



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.

18451+4608 STF 2395 AB (HD 173814)

 
 
18h 45m 03.66s +46° 08' 07.5" P.A. 308.00 sep 8.5 mag 7.89,10.49 Sp A0 dist. 236.97 pc (773 l.y.)
 
 
Coord 2000 18451+4608 Discov num STF2395 Comp AB Coord arcsec 2000 18 45 03.66 +46 08 07.5
Date first 1828 Date last 2015 Obs 23
Pa first 304 Pa last 308.4 P.A. Now (θ) 308.4°
Sep first 8.0 Sep last 8.503 Sep. Now (ρ) 8.503"
Mag pri 7.89 Mag sec 10.49 delta mag (ΔM) 2.6 Spectral class A0 (white)
Pri motion ra +006 Sec motion ra +005
Pri motion dec +016 Sec motion dec +015
Notes
rPM=0.083 (< 0.3, Physical double)
This double is physical.
 
 
18451+4608 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 173814 47767 18 45 04 +46 08 08 STF 2395 AB 2015 23 308 8.5 7.89 10.49 2.60 <===
Show 47767 18 45 04 +46 08 08 WAL 94 AC 2015 8 170 58.2 7.89 11.65 3.76
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 173814 Constellation Lyra SAO 47767 HIP 91996
Tycho2 3540-00417-1 Gaia DR2 2119062685470158208 HD 173814 GC 25704
BD BD+45 2769 Distance 236.97 Distance ly 773
 
 
WDS 18451+4608 STF 2395 AB (HD 173814) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
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.
Wal1934 Ma j Wallenquist, A. 1934AnBos...6....3W
Wal1934 Ann. Bosscha Obs. Lembang 6, Pt.2, 1934
Wal1944a Zw - Wallenquist, A. 1954MeUpp...85.....
Wal1944a Medd. Uppsala Obs. #85, 1944
Wal1944a (Visual measures with wedge photometer attached to 14-inch refractor. No dates
Wal1944a given for measures; default date = decade of publication added.)
Wal1944b Zw - Wallenquist, A. 1954MeUpp...87.....
Wal1944b Medd. Uppsala Obs. #87, 1944
Wal1944b (Visual measures with wedge photometer attached to 14-inch refractor. No dates
Wal1944b given for measures; default date = decade of publication added.)
Wal1947 Zw - Wallenquist, A. 1947UppAn...2....2W
Wal1947 Ann. Uppsala Astron. Obs. 2, No.2, 1947
Wal1947 (A catalogue containing results of the two prior series, plus additional measures
Wal1947 with the 14-inch refractor and wedge photometer)
Wal1948 Zw - Wallenquist, A. 1948UppAn...2....3W
Wal1948 Ann. Uppsala Astron Obs. 2, #3, 1948
Wal1948 (Visual measures of southern double stars made with 17-inch refractor of La Plata
Wal1948 and wedge photometer. No dates listed; default date = decade of publication added)
Wal1950 Zd - Wallenquist, A. 1950MeUpp..103.....
Wal1950 Medd. Uppsala Obs. #103, 1950
Wal1954 Zw - Wallenquist, A. 1954UppAn...4Q....W
Wal1954 Ann. Uppsala Astron Obs. 4, #2, 1954
Wal1954 ("General Catalogue of Differences in Magnitude of Double Stars". Weighted mean
Wal1954 values from numerous sources)
Wal1958 Zw - Wallenquist, A. 1958MeUpp..118.....
Wal1958 Medd. Uppsala Obs. #118, 1958
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18451+4608 STF2395 AB 2006 14 308 8.6 7.89 10.49 A0 D 184503.66+460807.5
18451+4608 STF2395 AB 2013 17 308 8.5 7.89 10.49 A0 184503.66+460807.5
18451+4608 STF2395 AB 2015 18 308 8.5 7.89 10.49 A0 184503.66+460807.5

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

 
 
WDS 18451+4608 STF 2395 AB (HD 173814) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18451+4608 STF 2395 AB (HD 173814) : MEASURES
 
 
No records found.

 
 
WDS 18451+4608 (HD 173814) : VIRTUAL EYEPIECE
 
 

18451+4608 STF2395A mag 7.89 Sp A0 18451+4608 STF2395B sep 7.0 P.A. 318.80 mag 10.49 18451+4608 WAL 94C sep 57.7 P.A. 172.80 mag 11.65 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 18451+4608 (HD 173814) : ALADIN DSS IMAGE @ 18h 45m 03.66s +46° 08' 07.5"
 
 
 
 
WDS 18451+4608 STF 2395 AB (HD 173814) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18451+4608 STF2395AB distance=0' 18451+4617 CLL 13 distance=9' 18447+4550 ES 22AB distance=19' 18447+4550 HJ 1346AC distance=19' 18474+4606 HJ 1348BC distance=24' 18474+4606 HJ 1348AB distance=25' 18428+4619 ES 1263 distance=26' 18476+4629 CLZ 75 distance=35' 18453+4642 DEA 373 distance=35' 18458+4647 KOI1537 distance=41' 18479+4636 DEA 348 distance=41' 18492+4619 DEA 222 distance=45' 18487+4631 DEA 312 distance=45' 18404+4606 HJ 1339 distance=49' 18493+4628 DEA 335 distance=50' 18498+4619 KOI 588 distance=51' 18415+4644 BRT1921 distance=52' 18505+4629 KOI2913AB distance=61' 18508+4543 ES 1264 distance=64' 18459+4712 KOI 82 distance=65' 18485+4513 UC 3679 distance=66' 18500+4526 LDS4800 distance=68' 18448+4458 WEB 7 distance=71' 18388+4540 KPP 558 distance=71' 18512+4644 HDS2674 distance=74' 18429+4456 STF2380 distance=77' 18515+4647 TDT1089 distance=77' 18389+4658 ES 1160 distance=82' 18448+4730 KOI 104 distance=82' 18511+4700 DEA 394 distance=82' 18373+4551 KPP4113 distance=83' 18476+4450 KOI 68AB distance=83' 18476+4450 KOI 68AC distance=83' 18476+4450 KOI 68AD distance=83' 18526+4539 LDT 16 distance=84' 18386+4700 ES 1159AB distance=86' 18386+4700 ES 1159AC distance=86' 18467+4734 KOI1997 distance=88' 18533+4545 COU1931 distance=90' 18537+4550 DEA 437 distance=93' 18387+4716 KPP2651 distance=94' 18529+4521 KOI 701AB distance=95' 18529+4521 KOI 701AC distance=95' 18529+4521 KOI 701AD distance=95' 18529+4521 KOI 701AE distance=95' 18532+4526 KOI2257 distance=95' 18465+4434 DEA 241 distance=96' 18544+4610 ES 1265 distance=98' 18514+4721 JKA 8 distance=98' 18470+4432 DEA 207 distance=98' 18499+4444 DEA 443 distance=99' 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 18451+4608 STF2395 AB 308 8.5
Show 18451+4608 WAL 94 AC 170 58.2
Show 18451+4617 CLL 13 343 25.8 9
Show 18447+4550 ES 22 AB 133 3.3 19
Show 18447+4550 HJ 1346 AC 216 28.0 19
Show 18474+4606 HJ 1348 BC 311 17.5 24
Show 18474+4606 HJ 1348 AB 294 72.6 25
Show 18428+4619 ES 1263 258 4.7 26
Show 18476+4629 CLZ 75 184 16.7 35
Show 18453+4642 DEA 373 50 17.5 35
Show 18458+4647 KOI1537 160 0.1 41
Show 18479+4636 DEA 348 314 15.4 41
Show 18492+4619 DEA 222 116 10.0 45
Show 18487+4631 DEA 312 136 12.9 45
Show 18404+4606 HJ 1339 321 23.1 49
Show 18493+4628 DEA 335 341 14.5 50
Show 18498+4619 KOI 588 277 0.3 51
Show 18415+4644 BRT1921 170 6.2 52
Show 18505+4629 KOI2913 AB 16 7.3 61
Show 18508+4543 ES 1264 114 3.0 64
Show 18459+4712 KOI 82 196 5.6 65
Show 18485+4513 UC 3679 313 24.0 66
Show 18500+4526 LDS4800 76 35.0 68
Show 18448+4458 WEB 7 50 11.3 71
Show 18388+4540 KPP 558 98 5.2 71
Show 18512+4644 HDS2674 118 0.2 74
Show 18429+4456 STF2380 8 25.5 77
Show 18515+4647 TDT1089 90 0.7 77
Show 18389+4658 ES 1160 358 1.5 82
Show 18448+4730 KOI 104 65 6.1 82
Show 18511+4700 DEA 394 191 19.6 82
Show 18373+4551 KPP4113 81 1.7 83
Show 18476+4450 KOI 68 AB 257 0.7 83
Show 18476+4450 KOI 68 AC 260 2.7 83
Show 18476+4450 KOI 68 AD 356 3.4 83
Show 18526+4539 LDT 16 29 0.5 84
Show 18386+4700 ES 1159 AB 255 3.2 86
Show 18386+4700 ES 1159 AC 345 19.6 86
Show 18467+4734 KOI1997 168 2.4 88
Show 18533+4545 COU1931 118 0.1 90
Show 18537+4550 DEA 437 73 25.9 93
Show 18387+4716 KPP2651 302 24.7 94
Show 18529+4521 KOI 701 AB 303 2.1 95
Show 18529+4521 KOI 701 AC 106 3.0 95
Show 18529+4521 KOI 701 AD 359 3.5 95
Show 18529+4521 KOI 701 AE 164 6.5 95
Show 18532+4526 KOI2257 262 3.7 95
Show 18465+4434 DEA 241 98 10.6 96
Show 18544+4610 ES 1265 302 5.8 98
Show 18514+4721 JKA 8 186 12.7 98
Show 18470+4432 DEA 207 283 9.7 98

 
 
WDS 18451+4608 : COMPONENTS
 
 
  A B
B pa=318.8°
sep=7.02"
 
C pa=172.8°
sep=57.74"
pa=169.2°
sep=63.68"
 
 
18451+4608 A
 
 
Name HD 173814 Coord arcsec 2000 184503.66+460807.5 Mag 7.89 Spectral class A0 (white)
PmRA 6.00 PmDE 16.0 SAO 47767 HIP 91996
Tycho2 3540-00417-1 HD 173814 GC 25704 BD BD+45 2769
Tycho2
Tycho2 3540-00417-1 Pflag RAmdeg 281.26528930 DEmdeg 46.13547429
PmRA 6.5 PmDE 17.1 E RAmdeg 5 E DEmdeg 5
E pmRA 1.5 E pmDE 1.6 EpRAm 1991.54 EpDEm 1991.55
Num 5 Q RAmdeg 0.6 Q DEmdeg 1.0 Q pmRA 0.6
Q pmDE 1.1 BTmag 7.938 E BTmag 0.016 VTmag 7.886
E VTmag 0.011 Prox 85 TYC T HIP 91996
CCDM A RAdeg 281.26526750 DEdeg 46.13543472 EpRA 1990 1.67
EpDE 1990 1.68 E RAdeg 4.9 E DEdeg 4.8 Posflg
Corr 0.0
SAO
SAO 47767 DelFlag RA1950 PmRA1950 0.0008
DE1950 PmDE1950 0.019 Vmag 7.9 SpType A0
Double code Source 70 CatNum 25704 DM BD+45 2769
DMcomp BDsup HD 173814 M HD 0
GC 25704 RA1950rad 4.90277861 DE1950rad 0.8042787 PmRA2000 0.0013
PmDE2000 0.018
Hipparcos
Catalog H HIP 91996 Proxy H RAhms 18 45 03.66
DEdms +46 08 07.5 Vmag 7.82 VarFlag R Vmag H
RAdeg 281.265 DEdeg 46.1354 AstroRef A Plx 5.14
CCDM 18451+4608 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 308 Rho 8.482 HD 173814 BD BD+45 2769
CD CP Dm number +45 2769 VIred 0.03
SpType A0... R SpType Coord arcsec 2000 184503.66+460807.5
Hipparcos 2
HIP 91996 Sn 15 So 3 Nc 2
RArad 4.9090048736 DErad 0.8052151395 Plx 4.22 PmRA 4.69
PmDE 14.04 E RArad 0.59 E DErad 0.64 E Plx 0.7
E pmRA 0.68 E pmDE 0.75 Hpmag 7.8484 E Hpmag 0.0013
SHp 0.012 VA 0 BV 0.059 E BV 0.013
VI 0.07
CCDM
Ccdm 18451+4608 RComp Comp A Note1
Note2 Discov num DRAs -2.27 DDEs 8.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.0 Sp A0 PmNote *
PmRA 7 PmDE 18 Dm number +45 2769 Cat1 BD
Name2 47767 Cat2 SAO HD 173814 M HD
ADS BDS A11660 M ADS BDS N IDS IDS 18422N4602A
HIC 91996
 
 
18451+4608 B
 
 
Coord arcsec 2000 184503.22+460812.8 Mag 10.49 PmRA 5.00 PmDE 15.0
Calc delta mag 2.6 Calc coord yes
CCDM
Ccdm 18451+4608 RComp Comp B Note1
Note2 Discov num STF2395 DRAs -2.91 DDEs 13.1
R dRAs 90 Year 1831 Theta 309 Rho 8.3
Obs 5 Vmag 10.4 Sp PmNote
PmRA 7 PmDE 18 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11660 M ADS BDS N IDS IDS 18422N4602B
HIC 91996
 
 
18451+4608 C
 
 
Coord arcsec 2000 184504.36+460710.2 Mag 11.65 Calc delta mag 3.76 Calc coord yes