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Doubles in session


Current system
19421+3132
ACA 5 AD


Nearby doubles
2' : 19421+3131
TDT1655

14' : 19425+3120
TDT1660

20' : 19407+3135
TDT1624

21' : 19407+3124
GRF 8AB

26' : 19404+3121
SEI 657AB

27' : 19404+3118
COU1164

30' : 19435+3156
BKO 79

31' : 19417+3103
A 371

31' : 19434+3158
AG 235

31' : 19425+3102
BRT 266

33' : 19443+3114
TDT1688

36' : 19439+3105
BRT 268AB

37' : 19418+3056
TDT1645

41' : 19393+3113
WSI 30

41' : 19393+3152
SEI 654AB

45' : 19393+3157
TOI1133

45' : 19393+3106
ES 2425

46' : 19456+3123
GRV 273

46' : 19447+3204
TDT1697

47' : 19457+3141
NSN 804

48' : 19447+3207
TDT1696

51' : 19413+3043
BU 145AB

57' : 19437+3225
HJ 1433AB

60' : 19467+3143
HJ 898AB

60' : 19467+3124
ES 2426

61' : 19453+3048
AG 237



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.

19421+3132 ACA 5 AD

 
 
19h 42m 08.59s +31° 32' 26.6" P.A. 244.00 sep 21.4 mag 8.38,12.30 Sp F2 dist. 130.89 pc (426.96 l.y.)
 
 
Coord 2000 19421+3132 Discov num ACA   5 Comp AD Coord arcsec 2000 19 42 08.59 +31 32 26.6
Date first 1893 Date last 2015 Obs 12
Pa first 238 Pa last 244 P.A. Now (θ) 244°
Sep first 23.2 Sep last 21.367 Sep. Now (ρ) 21.367"
Mag pri 8.38 Mag sec 12.30 delta mag (ΔM) 3.92 Spectral class F2 (yellow-white)
Pri motion ra +008 Sec motion ra +010
Pri motion dec -023 Sec motion dec +003
Notes
rPM=1.071
This double is not physical.
 
 
19421+3132 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 331096 68716 19 42 09 +31 32 27 SEI 661 AB 2015 11 135 13.1 8.38 11.44 3.06
Show 68716 19 42 09 +31 32 27 ACA 5 AC 2015 8 185 30.3 8.38 13.68 5.30
Show 68716 19 42 09 +31 32 27 ACA 5 AD 2015 12 244 21.4 8.38 12.30 3.92 <===
Show 68716 19 42 09 +31 32 27 ACA 5 AE 2015 10 36 34.8 8.38 12.75 4.37
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 68716 HIP 96925 Tycho2 2656-02285-1
Gaia DR2 2033055312584831872 HD 331096 BD BD+31 3723 Distance 130.89
Distance ly 426.96
 
 
WDS 19421+3132 ACA 5 AD : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
ACA2005 C - Ashcraft, A.C. ...................
ACA2005 private communication, 2005
ACA2007 C u Ashcraft, A.C. 2007JDSO....3...82A
ACA2007 JDSO 3, 82, 2007
Sei1908 Pa - Scheiner, J. 1908POPot..59.....S
Sei1908 +Po Pub. Obs. Potsdam 20, #59, 1908
Sei1913A Pa - Scheiner, J. 1913QB811.B8.......
Sei1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A Pa - Scheiner, J. 1932QB821.A43......
Sei1932A 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
19421+3132 ACA 5 AD 2006 6 244 21.5 8.38 12.30 D 194208.59+313226.6
19421+3132 ACA 5 AD 2015 8 244 21.4 8.38 12.30 F2 194208.59+313226.6

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

 
 
WDS 19421+3132 ACA 5 AD : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19421+3132 ACA 5 AD : MEASURES
 
 
No records found.

 
 
WDS 19421+3132 : VIRTUAL EYEPIECE
 
 

19421+3132 SEI 661A mag 8.38 Sp F8V 19421+3132 SEI 661B sep 12.2 P.A. 140.00 mag 11.44 19421+3132 ACA 5C sep 30.3 P.A. 184.50 mag 13.68 19421+3132 ACA 5D sep 18.9 P.A. 240.20 mag 12.3 19421+3132 ACA 5E sep 33.1 P.A. 32.00 mag 12.75 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 19421+3132 : ALADIN DSS IMAGE @ 19h 42m 08.59s +31° 32' 26.6"
 
 
 
 
WDS 19421+3132 ACA 5 AD : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19421+3132 ACA 5AD distance=0' 19421+3131 TDT1655 distance=2' 19425+3120 TDT1660 distance=14' 19407+3135 TDT1624 distance=20' 19407+3124 GRF 8AB distance=21' 19407+3124 GRF 8AC distance=21' 19407+3124 GRF 8AD distance=21' 19404+3121 COU1163Aa,Ab distance=26' 19404+3121 SEI 657AB distance=26' 19404+3118 COU1164 distance=27' 19435+3156 BKO 79 distance=30' 19417+3103 A 371 distance=31' 19434+3158 AG 235 distance=31' 19425+3102 BRT 266 distance=31' 19443+3114 TDT1688 distance=33' 19439+3105 BRT 268BC distance=36' 19439+3105 BRT 268AB distance=36' 19439+3105 BRT 268AC distance=36' 19418+3056 TDT1645 distance=37' 19393+3152 BKO 75DE distance=41' 19393+3113 WSI 30 distance=41' 19393+3152 SEI 654AB distance=41' 19393+3152 BKO 75AC distance=41' 19393+3152 BKO 75AD distance=41' 19393+3157 TOI1133 distance=45' 19393+3106 ES 2425 distance=45' 19456+3123 GRV 273 distance=46' 19447+3204 TDT1697 distance=46' 19457+3141 NSN 804 distance=47' 19447+3207 TDT1696 distance=48' 19413+3043 BU 145AB distance=51' 19413+3043 BU 145AC distance=51' 19413+3043 BU 145AD distance=51' 19437+3225 HJ 1433AB distance=57' 19437+3225 RAO 612Ba,Bb distance=57' 19467+3143 HJ 898AB distance=60' 19467+3143 HJ 898AC distance=60' 19467+3124 ES 2426 distance=60' 19453+3048 AG 237 distance=61' 19464+3201 KAM 3AB distance=62' 19464+3201 HEL 3AC distance=62' 19464+3201 HEL 3BC distance=62' 19464+3201 CRC 35BD distance=62' 19464+3201 CRC 35BE distance=62' 19401+3037 J 776AB distance=63' 19401+3037 J 776AC distance=63' 19372+3139 TDT1586 distance=64' 19472+3141 DAM 374 distance=65' 19442+3231 SEI 674 distance=65' 19410+3237 BLL 41AB distance=67' 19410+3237 BLL 41AC distance=67' 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 19421+3132 SEI 661 AB 135 13.1
Show 19421+3132 ACA 5 AC 185 30.3
Show 19421+3132 ACA 5 AD 244 21.4
Show 19421+3132 ACA 5 AE 36 34.8
Show 19421+3131 TDT1655 210 2.4 2
Show 19425+3120 TDT1660 6 0.8 14
Show 19407+3135 TDT1624 217 3.2 20
Show 19407+3124 GRF 8 AB 305 44.4 21
Show 19407+3124 GRF 8 AC 102 83.4 21
Show 19407+3124 GRF 8 AD 305 135.2 21
Show 19404+3121 COU1163 Aa,Ab 166 0.1 26
Show 19404+3121 SEI 657 AB 356 19.3 26
Show 19404+3118 COU1164 328 0.4 27
Show 19435+3156 BKO 79 180 13.4 30
Show 19417+3103 A 371 19 1.9 31
Show 19434+3158 AG 235 199 12.6 31
Show 19425+3102 BRT 266 161 6.4 31
Show 19443+3114 TDT1688 226 1.8 33
Show 19439+3105 BRT 268 BC 132 4.6 36
Show 19439+3105 BRT 268 AB 324 1.5 36
Show 19439+3105 BRT 268 AC 132 4.5 36
Show 19418+3056 TDT1645 207 1.1 37
Show 19393+3152 BKO 75 DE 251 7.9 41
Show 19393+3113 WSI 30 139 5.9 41
Show 19393+3152 SEI 654 AB 115 14.8 41
Show 19393+3152 BKO 75 AC 15 13.2 41
Show 19393+3152 BKO 75 AD 72 85.9 41
Show 19393+3157 TOI1133 103 0.5 45
Show 19393+3106 ES 2425 24 4.4 45
Show 19456+3123 GRV 273 13 40.3 46
Show 19447+3204 TDT1697 297 2.0 46
Show 19457+3141 NSN 804 123 19.8 47
Show 19447+3207 TDT1696 128 1.4 48
Show 19413+3043 BU 145 AB 271 0.9 51
Show 19413+3043 BU 145 AC 28 7.9 51
Show 19413+3043 BU 145 AD 156 26.7 51
Show 19437+3225 HJ 1433 AB 298 17.0 57
Show 19437+3225 RAO 612 Ba,Bb 73 0.4 57
Show 19467+3143 HJ 898 AB 271 5.8 60
Show 19467+3143 HJ 898 AC 266 37.3 60
Show 19467+3124 ES 2426 263 4.1 60
Show 19453+3048 AG 237 140 2.5 61
Show 19464+3201 KAM 3 AB 135 5.7 62
Show 19464+3201 HEL 3 AC 169 15.8 62
Show 19464+3201 HEL 3 BC 194 11.0 62
Show 19464+3201 CRC 35 BD 27 8.7 62
Show 19464+3201 CRC 35 BE 117 9.0 62
Show 19401+3037 J 776 AB 47 3.5 63
Show 19401+3037 J 776 AC 33 27.7 63
Show 19372+3139 TDT1586 308 0.5 64
Show 19472+3141 DAM 374 296 9.1 65

 
 
WDS 19421+3132 : COMPONENTS
 
 
  A B C D
B pa=140.0°
sep=12.23"
 
C pa=184.5°
sep=30.26"
pa=206.2°
sep=23.19"
 
D pa=240.2°
sep=18.86"
pa=270.0°
sep=24.24"
pa=326.1°
sep=25.06"
 
E pa=32.0°
sep=33.09"
pa=14.4°
sep=38.66"
pa=18.9°
sep=61.54"
pa=42.1°
sep=50.49"
 
 
19421+3132 A
 
 
Name HD 331096 Coord arcsec 2000 194208.59+313226.6 Mag 8.38 Spectral class F8V (yellow-white)
PmRA 8.00 PmDE -23.0 SAO 68716 HIP 96925
Tycho2 2656-02285-1 HD 331096 BD BD+31 3723
Tycho2
Tycho2 2656-02285-1 Pflag RAmdeg 295.53581133 DEmdeg 31.54071317
PmRA 8.1 PmDE -24.5 E RAmdeg 6 E DEmdeg 6
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.08 EpDEm 1991.24
Num 9 Q RAmdeg 0.8 Q DEmdeg 1.3 Q pmRA 0.9
Q pmDE 1.3 BTmag 8.868 E BTmag 0.016 VTmag 8.376
E VTmag 0.012 Prox 182 TYC T HIP 96925
CCDM RAdeg 295.53578917 DEdeg 31.54077000 EpRA 1990 1.52
EpDE 1990 1.70 E RAdeg 6.2 E DEdeg 5.8 Posflg
Corr 0.1
SAO
SAO 68716 DelFlag RA1950 PmRA1950 0.0002
DE1950 PmDE1950 -0.019 Vmag 8.1 SpType F2
Double code Source 6 CatNum 1863 DM BD+31 3723
DMcomp BDsup HD 331096 M HD 0
GC RA1950rad 5.14957669 DE1950rad 0.54841928 PmRA2000 0.0004
PmDE2000 -0.021
Hipparcos
Catalog H HIP 96925 Proxy RAhms 19 42 08.59
DEdms +31 32 26.8 Vmag 8.3 VarFlag R Vmag H
RAdeg 295.536 DEdeg 31.5408 AstroRef Plx 7.73
CCDM 19421+3132 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 331096 BD BD+31 3723
CD CP Dm number +31 3723 VIred 0.52
SpType F8V R SpType Coord arcsec 2000 194208.59+313226.8
Hipparcos 2
HIP 96925 Sn 5 So 0 Nc 1
RArad 5.1580725745 DErad 0.5504903736 Plx 7.64 PmRA 7.04
PmDE -22.93 E RArad 0.54 E DErad 0.66 E Plx 0.85
E pmRA 0.59 E pmDE 0.84 Hpmag 8.4033 E Hpmag 0.0019
SHp 0.022 VA 0 BV 0.481 E BV 0.013
VI 0.55
CCDM
Ccdm 19421+3132 RComp Comp A Note1
Note2 Discov num DRAs 2.61 DDEs 26.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.2 Sp PmNote *
PmRA 11 PmDE -24 Dm number +31 3723 Cat1 BD
Name2 +31 1863 Cat2 AGK2/3 HD M HD
ADS BDS M ADS BDS N IDS IDS 19383N3118A
HIC 96925
 
 
19421+3132 B
 
 
Coord arcsec 2000 194209.21+313217.2 Mag 11.44 Calc delta mag 3.06 Calc coord yes
CCDM
Ccdm 19421+3132 RComp Comp B Note1
Note2 Discov num SEI 661 DRAs DDEs
R dRAs Year 1893 Theta 147 Rho 23.2
Obs 1 Vmag 10.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 19383N3118B
HIC
 
 
19421+3132 C
 
 
Coord arcsec 2000 194208.40+313156.4 Mag 13.68 Calc delta mag 5.3 Calc coord yes
 
 
19421+3132 D
 
 
Coord arcsec 2000 194207.31+313217.2 Mag 12.3 PmRA 10.00 PmDE 3.0
Calc delta mag 3.92 Calc coord yes
 
 
19421+3132 E
 
 
Coord arcsec 2000 194209.96+313254.7 Mag 12.75 PmRA -3.00 PmDE 4.0
Calc delta mag 4.37 Calc coord yes