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Doubles in session


Current system
19486+2458
STF 2586 AB
HD 187343


Nearby doubles
3' : 19484+2458
POU4087

6' : 19480+2447
DOO 11

8' : 19489+2453
BKO 741

8' : 19491+2458
POU4104

8' : 19484+2450
POU4091AB

9' : 19485+2449
BKO 739

10' : 19486+2448
POU4094

11' : 19493+2458
POU4106

14' : 19475+2458
POU4079

17' : 19475+2449
POU4078

20' : 19490+2440
POU4101

20' : 19496+2445
POU4108AB

21' : 19484+2518
POU4090

21' : 19501+2457
POU4113

22' : 19473+2444
POU4076

25' : 19468+2458
BKO 735

25' : 19472+2514
BKO 737

26' : 19473+2517
POU4075

27' : 19501+2441
POU4114

27' : 19466+2502
POU4071

29' : 19469+2514
BKO 736

30' : 19467+2511
POU4072

31' : 19486+2427
POU4096

31' : 19463+2448
POU4065

32' : 19482+2426
POU4085

33' : 19462+2454
POU4063AB



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.

19486+2458 STF 2586 AB (HD 187343)

 
 
19h 48m 34.30s +24° 57' 43.9" P.A. 226.00 sep 3.8 mag 7.56,9.28 Sp B8V dist. 358.42 pc (1169.17 l.y.)
 
 
Coord 2000 19486+2458 Discov num STF2586 Comp AB Coord arcsec 2000 19 48 34.30 +24 57 43.9
Date first 1830 Date last 2020 Obs 38
Pa first 227 Pa last 225.9 P.A. Now (θ) 225.9°
Sep first 3.6 Sep last 3.83 Sep. Now (ρ) 3.83"
Mag pri 7.56 Mag sec 9.28 delta mag (ΔM) 1.72 Spectral class B8V (blue-white)
Pri motion ra +005 Sec motion ra +002
Pri motion dec -002 Sec motion dec -002
Notes
rPM=0.557
Nature of this double is uncertain.
 
 
19486+2458 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 187343 87748 19 48 34 +24 57 44 STF 2586 AB 2020 38 226 3.8 7.56 9.28 1.72 <===
Show 87748 19 48 34 +24 57 44 STF 2586 AC 2015 20 268 63.8 7.56 9.34 1.78
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 187343 Constellation Vulpecula SAO 87748 HIP 97461
Tycho2 2143-00098-1 Gaia DR2 2020697008012922880 HD 187343 GC 27423
BD BD+24 3892 Distance 358.42 Distance ly 1169.17
 
 
WDS 19486+2458 STF 2586 AB (HD 187343) : 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.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19486+2458 STF2586 AB 2005 28 234 3.4 7.56 9.28 B8V D 194834.30+245743.9
19486+2458 STF2586 AB 2007 30 226 3.8 7.56 9.28 B8V D 194834.30+245743.9
19486+2458 STF2586 AB 2009 31 228 3.8 7.56 9.28 B8V D 194834.30+245743.9
19486+2458 STF2586 AB 2011 34 226 3.8 7.56 9.28 B8V D 194834.30+245743.9
19486+2458 STF2586 AB 2016 35 226 3.8 7.56 9.28 B8V 194834.30+245743.9
19486+2458 STF2586 AB 2018 37 227 3.3 7.56 9.28 B8V 194834.30+245743.9
19486+2458 STF2586 AB 2020 38 226 3.8 7.56 9.28 B8V 194834.30+245743.9

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

 
 
WDS 19486+2458 STF 2586 AB (HD 187343) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19486+2458 STF 2586 AB (HD 187343) : MEASURES
 
 
No records found.

 
 
WDS 19486+2458 (HD 187343) : VIRTUAL EYEPIECE
 
 

19486+2458 STF2586A mag 7.56 Sp B8V 19486+2458 STF2586B sep 3.6 P.A. 223.10 mag 9.28 19486+2458 STF2586C sep 57.9 P.A. 267.60 mag 9.34 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 19486+2458 (HD 187343) : ALADIN DSS IMAGE @ 19h 48m 34.30s +24° 57' 43.9"
 
 
 
 
WDS 19486+2458 STF 2586 AB (HD 187343) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19486+2458 STF2586AB distance=0' 19484+2458 POU4087 distance=3' 19480+2447 DOO 11 distance=6' 19489+2453 BKO 741 distance=8' 19491+2458 POU4104 distance=8' 19484+2450 BKO 738BC distance=8' 19484+2450 POU4091AB distance=8' 19485+2449 BKO 739 distance=9' 19486+2448 POU4094 distance=10' 19493+2458 POU4106 distance=11' 19475+2458 POU4079 distance=14' 19475+2449 POU4078 distance=17' 19490+2440 POU4101 distance=20' 19496+2445 POU4108AB distance=20' 19496+2445 POU4109AC distance=20' 19484+2518 POU4090 distance=21' 19501+2457 POU4113 distance=21' 19473+2444 POU4076 distance=22' 19468+2458 BKO 735 distance=25' 19472+2514 BKO 737 distance=25' 19473+2517 POU4075 distance=26' 19501+2441 POU4114 distance=27' 19466+2502 POU4071 distance=27' 19469+2514 BKO 736 distance=29' 19467+2511 POU4072 distance=30' 19486+2427 POU4096 distance=31' 19463+2448 POU4065 distance=31' 19482+2426 POU4085 distance=32' 19462+2454 POU4063AB distance=33' 19462+2454 POU4064AC distance=33' 19462+2453 POU4061 distance=34' 19491+2425 POU4102 distance=34' 19464+2438 TDT1727AB distance=36' 19464+2438 SCA 201AB,C distance=36' 19463+2438 POU4066AB distance=37' 19463+2438 POU4067AC distance=37' 19463+2437 BKO 734 distance=37' 19458+2500 POU4057 distance=38' 19462+2517 POU4062 distance=38' 19461+2441 POU4060 distance=38' 19484+2420 POU4089 distance=38' 19459+2511 TDT1718 distance=39' 19502+2424 POU4116 distance=41' 19456+2512 AG 390 distance=44' 19479+2414 DA 10 distance=45' 19454+2447 POU4050 distance=45' 19490+2412 POU4100 distance=46' 19515+2522 HJ 1443 distance=47' 19474+2542 BRT3349 distance=48' 19521+2451 POU4124 distance=49' 19455+2432 POU4051 distance=50' 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 19486+2458 STF2586 AB 226 3.8
Show 19486+2458 STF2586 AC 268 63.8
Show 19484+2458 POU4087 274 14.2 3
Show 19480+2447 DOO 11 281 2.8 6
Show 19489+2453 BKO 741 335 3.6 8
Show 19491+2458 POU4104 122 8.2 8
Show 19484+2450 BKO 738 BC 280 1.2 8
Show 19484+2450 POU4091 AB 346 13.0 8
Show 19485+2449 BKO 739 345 3.7 9
Show 19486+2448 POU4094 159 16.7 10
Show 19493+2458 POU4106 91 11.6 11
Show 19475+2458 POU4079 159 15.7 14
Show 19475+2449 POU4078 333 14.0 17
Show 19490+2440 POU4101 274 5.9 20
Show 19496+2445 POU4108 AB 218 7.8 20
Show 19496+2445 POU4109 AC 282 10.8 20
Show 19484+2518 POU4090 214 14.2 21
Show 19501+2457 POU4113 27 8.1 21
Show 19473+2444 POU4076 82 12.5 22
Show 19468+2458 BKO 735 351 5.6 25
Show 19472+2514 BKO 737 301 6.2 25
Show 19473+2517 POU4075 284 10.7 26
Show 19501+2441 POU4114 31 16.4 27
Show 19466+2502 POU4071 14 16.4 27
Show 19469+2514 BKO 736 350 5.7 29
Show 19467+2511 POU4072 30 11.4 30
Show 19486+2427 POU4096 101 14.2 31
Show 19463+2448 POU4065 297 13.2 31
Show 19482+2426 POU4085 188 12.4 32
Show 19462+2454 POU4063 AB 36 11.3 33
Show 19462+2454 POU4064 AC 71 14.7 33
Show 19462+2453 POU4061 329 9.5 34
Show 19491+2425 POU4102 299 7.9 34
Show 19464+2438 TDT1727 AB 223 0.6 36
Show 19464+2438 SCA 201 AB,C 12 3.4 36
Show 19463+2438 POU4066 AB 33 11.9 37
Show 19463+2438 POU4067 AC 130 15.7 37
Show 19463+2437 BKO 734 93 3.2 37
Show 19458+2500 POU4057 238 10.0 38
Show 19462+2517 POU4062 233 10.1 38
Show 19461+2441 POU4060 147 12.1 38
Show 19484+2420 POU4089 125 13.1 38
Show 19459+2511 TDT1718 166 1.1 39
Show 19502+2424 POU4116 119 9.6 41
Show 19456+2512 AG 390 97 7.3 44
Show 19479+2414 DA 10 306 0.7 45
Show 19454+2447 POU4050 269 11.5 45
Show 19490+2412 POU4100 94 3.8 46
Show 19515+2522 HJ 1443 196 17.9 47
Show 19474+2542 BRT3349 89 5.2 48
Show 19521+2451 POU4124 348 12.6 49

 
 
WDS 19486+2458 : COMPONENTS
 
 
  A B
B pa=223.1°
sep=3.65"
 
C pa=267.6°
sep=57.86"
pa=270.2°
sep=55.31"
 
 
19486+2458 A
 
 
Name HD 187343 Coord arcsec 2000 194834.30+245743.9 Mag 7.56 Spectral class B8V (blue-white)
PmRA 5.00 PmDE -2.0 SAO 87748 HIP 97461
Tycho2 2143-00098-1 HD 187343 GC 27423 BD BD+24 3892
Tycho2
Tycho2 2143-00098-1 Pflag RAmdeg 297.14292480 DEmdeg 24.96218731
PmRA 5.3 PmDE -1.6 E RAmdeg 5 E DEmdeg 4
E pmRA 1.2 E pmDE 1.1 EpRAm 1991.15 EpDEm 1991.61
Num 11 Q RAmdeg 1.4 Q DEmdeg 1.2 Q pmRA 1.3
Q pmDE 1.3 BTmag 7.560 E BTmag 0.015 VTmag 7.558
E VTmag 0.011 Prox 38 TYC T HIP 97461
CCDM A RAdeg 297.14291083 DEdeg 24.96219111 EpRA 1990 1.38
EpDE 1990 1.79 E RAdeg 4.7 E DEdeg 4.1 Posflg
Corr 0.3
SAO
SAO 87748 DelFlag RA1950 PmRA1950 0.0003
DE1950 PmDE1950 0 Vmag 7.4 SpType B9
Double code Source 70 CatNum 27423 DM BD+24 3892
DMcomp BDsup HD 187343 M HD 0
GC 27423 RA1950rad 5.17694971 DE1950rad 0.43347634 PmRA2000 0.0004
PmDE2000 -0.002
Hipparcos
Catalog H HIP 97461 Proxy H RAhms 19 48 34.30
DEdms +24 57 43.9 Vmag 7.42 VarFlag R Vmag H
RAdeg 297.143 DEdeg 24.9622 AstroRef A Plx 2.34
CCDM 19485+2458 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 226 Rho 3.765 HD 187343 BD BD+24 3892
CD CP Dm number +24 3892 VIred 0.01
SpType B9 R SpType Coord arcsec 2000 194834.30+245743.9
Hipparcos 2
HIP 97461 Sn 15 So 3 Nc 2
RArad 5.186122142 DErad 0.4356724738 Plx 2.79 PmRA 1.78
PmDE -1.44 E RArad 0.42 E DErad 0.52 E Plx 0.75
E pmRA 0.47 E pmDE 0.54 Hpmag 7.442 E Hpmag 0.0015
SHp 0.013 VA 0 BV 0.043 E BV 0.011
VI 0.06
 
 
19486+2458 B
 
 
Coord arcsec 2000 194834.12+245741.2 Mag 9.28 PmRA 2.00 PmDE -2.0
Calc delta mag 1.72 Calc coord yes
 
 
19486+2458 C
 
 
Coord arcsec 2000 194830.05+245741.5 Mag 9.34 PmRA 0.00 PmDE -8.0
SAO 87746 Tycho2 2143-00102-1 HD 339030 DM BD+24 3891
Calc delta mag 1.78 Calc coord yes
Tycho2
Tycho2 2143-00102-1 Pflag RAmdeg 297.12339513 DEmdeg 24.96154809
PmRA 1.0 PmDE -7.0 E RAmdeg 11 E DEmdeg 8
E pmRA 1.1 E pmDE 1.0 EpRAm 1989.55 EpDEm 1990.83
Num 11 Q RAmdeg 1.1 Q DEmdeg 1.0 Q pmRA 1.0
Q pmDE 1.1 BTmag 9.565 E BTmag 0.020 VTmag 9.335
E VTmag 0.018 Prox 610 TYC T HIP
CCDM RAdeg 297.12339361 DEdeg 24.96156389 EpRA 1990 1.41
EpDE 1990 1.84 E RAdeg 11.6 E DEdeg 8.3 Posflg
Corr 0.0
SAO
SAO 87746 DelFlag RA1950 PmRA1950 -0.0006
DE1950 PmDE1950 0.003 Vmag 9 SpType B9
Double code Source 35 CatNum 7285 DM BD+24 3891
DMcomp BDsup HD 339030 M HD 0
GC RA1950rad 5.17660785 DE1950rad 0.43346907 PmRA2000 -0.0005
PmDE2000 0.001