19551+3012 STT 390 AB (HD 188651)

 
 
19h 55m 06.50s +30 11' 41.6" P.A. 22.00 sep 9.6 mag 6.63,9.50 Sp B6V+A5V dist. 262.47 pc (856.18 l.y.)
 
 
Coord 2000 19551+3012 Discov num STT 390 Comp AB Coord arcsec 2000 19 55 06.50 +30 11 41.6
Date first 1849 Date last 2015 Obs 33
Pa first 23 Pa last 22 P.A. Now (θ) 22°
Sep first 9.6 Sep last 9.557 Sep. Now (ρ) 9.557"
Mag pri 6.63 Mag sec 9.50 delta mag (ΔM) 2.87 Spectral class B6V+A5V (blue-white/white)
Pri motion ra +005 Sec motion ra +005
Pri motion dec +001 Sec motion dec +001
Notes
Nature of this double is uncertain.
 
 
19551+3012 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 188651 69079 19 55 06 +30 11 42 STT 390 AB 2015 33 22 9.6 6.63 9.50 2.87 <===
Show 69079 19 55 06 +30 11 42 STT 390 AC 2015 17 176 15.8 6.63 11.23 4.60
Show 69079 19 55 06 +30 11 42 WAL 121 AD 2015 5 145 54.8 6.63 12.21 5.58
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 188651 Constellation Cygnus SAO 69079 HIP 98017
Tycho2 2669-05015-1 Gaia DR2 2030389993316732288 HD 188651 HR 7607
GC 27592 ADS 13117 BD BD+29 3802 Distance 262.47
Distance ly 856.18
 
 
WDS 19551+3012 STT 390 AB (HD 188651) : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
idgroup discov author
1 STT (O. Struve DD - Appendix list)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19551+3012 STT 390 AB 2008 25 23 9.6 6.63 9.50 B6V+A5V D 195506.50+301141.6
19551+3012 STT 390 AB 2012 28 22 9.6 6.63 9.50 B6V A5V D 195506.50+301141.6
19551+3012 STT 390 AB 2013 30 25 9.0 6.63 9.50 B6V A5V D 195506.50+301141.6
19551+3012 STT 390 AB 2015 32 22 9.6 6.63 9.50 B6V+A5V 195506.50+301141.6

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WDS 19551+3012 STT 390 AB (HD 188651) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19551+3012 STT 390 AB (HD 188651) : MEASURES
 
 
No records found.

 
 
WDS 19551+3012 (HD 188651) : VIRTUAL EYEPIECE
 
 

19551+3012 STT 390A mag 6.63 Sp B6V 19551+3012 STT 390B sep 9.4 P.A. 19.20 mag 9.5 Sp A5V 19551+3012 STT 390C sep 15.8 P.A. 176.90 mag 11.23 19551+3012 WAL 121D sep 52.4 P.A. 148.30 mag 12.21 virtual eyepiece
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Radius:
Components only
 
 
WDS 19551+3012 (HD 188651) : ALADIN DSS IMAGE @ 19h 55m 06.50s +30 11' 41.6"
 
 
 
 
WDS 19551+3012 STT 390 AB (HD 188651) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


19551+3012  STT 390AB distance=0' 19553+3011  J   781AB distance=3' 19553+3011  J   781AC distance=3' 19553+3011  J   781BC distance=3' 19558+3019  BRT 272AB distance=12' 19558+3019  FYM 311AC distance=12' 19557+3020  BRT 271 distance=12' 19544+3001  AG  393 distance=14' 19536+3017  HJ 1450 distance=21' 19559+2950  BRT  45 distance=25' 19551+3041  GRF  13AB distance=30' 19551+3041  GRF  13AC distance=30' 19544+3042  TDT1841 distance=32' 19553+2939  TDT1848 distance=33' 19572+2949  LSC 158 distance=36' 19554+2935  TDT1851 distance=37' 19556+2933  TDT1854 distance=40' 19553+2929  TDT1849 distance=43' 19588+3025  TDS1030 distance=50' 19530+2925  TDT1824 distance=54' 19534+2923  J    25 distance=54' 19558+2918  TDT1857 distance=55' 19594+3029  COU1471 distance=59' 19571+3105  AG  243 distance=59' 19522+2925  WSI  14 distance=61' 19522+2924  WSI  13AB distance=61' 19532+2917  MLB 700 distance=61' 19522+2924  WSI  13BC distance=61' 19522+2924  MLB 699DE distance=61' 19520+2925  MLB 657 distance=61' 19566+2913  COU1470 distance=62' 19521+2925  WSI  12 distance=62' 19521+2923  MLB 658 distance=62' 19574+3106  DOB  12 distance=63' 19579+2922  TDT1883 distance=63' 19586+3059  YR   15 distance=66' 19501+3017  TDT1787 distance=66' 19502+3027  HJ 1441AB distance=66' 19502+3027  HJ 1441AC distance=66' 19521+2918  OSO 113AB distance=67' 19521+2918  OSO 113AC distance=67' 19521+2918  OSO 113AD distance=67' 19521+2918  OSO 113AE distance=67' 19521+2918  OSO 113AF distance=67' 19521+2918  OSO 113AG distance=67' 19521+2918  OSO 113AH distance=67' 19521+2918  OSO 113AI distance=67' 19521+2918  OSO 113AJ distance=67' 19521+2918  OSO 113AK distance=67' 19521+2918  OSO 113AL distance=67' 19521+2918  OSO 113AM distance=67' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 19551+3012 STT 390 AB 22 9.6
Show 19551+3012 STT 390 AC 176 15.8
Show 19551+3012 WAL 121 AD 145 54.8
Show 19553+3011 J 781 AB 126 2.9 3
Show 19553+3011 J 781 AC 99 10.2 3
Show 19553+3011 J 781 BC 89 7.6 3
Show 19558+3019 BRT 272 AB 84 3.2 12
Show 19558+3019 FYM 311 AC 187 17.4 12
Show 19557+3020 BRT 271 32 4.3 12
Show 19544+3001 AG 393 201 2.1 14
Show 19536+3017 HJ 1450 254 8.6 21
Show 19559+2950 BRT 45 118 3.1 25
Show 19551+3041 GRF 13 AB 194 104.9 30
Show 19551+3041 GRF 13 AC 119 92.6 30
Show 19544+3042 TDT1841 168 0.9 32
Show 19553+2939 TDT1848 359 0.5 33
Show 19572+2949 LSC 158 73 0.4 36
Show 19554+2935 TDT1851 134 2.0 37
Show 19556+2933 TDT1854 11 0.9 40
Show 19553+2929 TDT1849 239 1.5 43
Show 19588+3025 TDS1030 133 1.5 50
Show 19530+2925 TDT1824 95 1.2 54
Show 19534+2923 J 25 12 1.7 54
Show 19558+2918 TDT1857 20 1.5 55
Show 19594+3029 COU1471 171 0.4 59
Show 19571+3105 AG 243 259 44.4 59
Show 19522+2925 WSI 14 345 8.7 61
Show 19522+2924 WSI 13 AB 260 15.1 61
Show 19532+2917 MLB 700 318 3.8 61
Show 19522+2924 WSI 13 BC 160 12.3 61
Show 19522+2924 MLB 699 DE 354 2.3 61
Show 19520+2925 MLB 657 41 3.5 61
Show 19566+2913 COU1470 238 0.4 62
Show 19521+2925 WSI 12 74 10.9 62
Show 19521+2923 MLB 658 115 2.4 62
Show 19574+3106 DOB 12 93 44.8 63
Show 19579+2922 TDT1883 313 1.5 63
Show 19586+3059 YR 15 8 0.2 66
Show 19501+3017 TDT1787 337 2.1 66
Show 19502+3027 HJ 1441 AB 37 14.8 66
Show 19502+3027 HJ 1441 AC 192 28.6 66
Show 19521+2918 OSO 113 AB 133 4.1 67
Show 19521+2918 OSO 113 AC 35 6.5 67
Show 19521+2918 OSO 113 AD 255 9.2 67
Show 19521+2918 OSO 113 AE 106 9.9 67
Show 19521+2918 OSO 113 AF 251 10.3 67
Show 19521+2918 OSO 113 AG 311 12.8 67
Show 19521+2918 OSO 113 AH 231 13.1 67
Show 19521+2918 OSO 113 AI 142 13.4 67
Show 19521+2918 OSO 113 AJ 178 13.9 67
Show 19521+2918 OSO 113 AK 264 14.7 67

 
 
WDS 19551+3012 : COMPONENTS
 
 
  A B C
B pa=19.2°
sep=9.39"
 
C pa=176.9°
sep=15.82"
pa=185.2°
sep=24.76"
 
D pa=148.3°
sep=52.36"
pa=155.5°
sep=58.74"
pa=137.2°
sep=39.20"
 
 
19551+3012 A
 
 
Name HD 188651 Coord arcsec 2000 195506.50+301141.6 Mag 6.63 Spectral class B6V (blue-white)
PmRA 5.00 PmDE 1.0 SAO 69079 HIP 98017
Tycho2 2669-05015-1 HD 188651 HR 7607 GC 27592
BD BD+29 3802
Tycho2
Tycho2 2669-05015-1 Pflag RAmdeg 298.77708761 DEmdeg 30.19488867
PmRA 3.2 PmDE -3.6 E RAmdeg 4 E DEmdeg 4
E pmRA 1.8 E pmDE 1.6 EpRAm 1991.50 EpDEm 1991.65
Num 8 Q RAmdeg 0.8 Q DEmdeg 1.0 Q pmRA 0.7
Q pmDE 1.1 BTmag 6.519 E BTmag 0.014 VTmag 6.631
E VTmag 0.009 Prox 96 TYC T HIP 98017
CCDM A RAdeg 298.77707861 DEdeg 30.19489694 EpRA 1990 1.55
EpDE 1990 1.72 E RAdeg 3.6 E DEdeg 3.5 Posflg
Corr 0.2
SAO
SAO 69079 DelFlag RA1950 PmRA1950 0.0007
DE1950 PmDE1950 0.019 Vmag 6.4 SpType B9
Double code Source 70 CatNum 27592 DM BD+29 3802
DMcomp BDsup HD 188651 M HD 0
GC 27592 RA1950rad 5.20593753 DE1950rad 0.52468415 PmRA2000 0.0009
PmDE2000 0.017
Hipparcos
Catalog H HIP 98017 Proxy H RAhms 19 55 06.50
DEdms +30 11 41.6 Vmag 6.58 VarFlag R Vmag H
RAdeg 298.777 DEdeg 30.1949 AstroRef A Plx 4.39
CCDM 19551+3012 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 22 Rho 9.579 HD 188651 BD BD+29 3802
CD CP Dm number +29 3802 VIred -0.08
SpType B6V R SpType Coord arcsec 2000 195506.50+301141.6
Hipparcos 2
HIP 98017 Sn 15 So 3 Nc 2
RArad 5.2146437323 DErad 0.5270003553 Plx 3.81 PmRA 6.54
PmDE 1.04 E RArad 0.35 E DErad 0.42 E Plx 0.59
E pmRA 0.46 E pmDE 0.51 Hpmag 6.5606 E Hpmag 0.0008
SHp 0.009 VA 0 BV -0.081 E BV 0.004
VI -0.06
CCDM
Ccdm 19551+3012 RComp Comp A Note1
Note2 Discov num DRAs 0.54 DDEs -16.5
R dRAs 10 Year Theta Rho
Obs 3 Vmag 6.5 Sp B9 PmNote *
PmRA 10 PmDE 20 Dm number +29 3802 Cat1 BD
Name2 69079 Cat2 SAO HD 188651 M HD
ADS BDS A13117 M ADS BDS N IDS IDS 19511N2956A
HIC 98017
 
 
19551+3012 B
 
 
Coord arcsec 2000 195506.74+301150.5 Mag 9.5 Spectral class A5V (white) PmRA 5.00
PmDE 1.0 Calc delta mag 2.87 Calc coord yes
CCDM
Ccdm 19551+3012 RComp Comp B Note1
Note2 Discov num STT 390 DRAs DDEs
R dRAs Year 1849 Theta 022 Rho 9.7
Obs 9 Vmag 8.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13117 M ADS BDS N IDS IDS 19511N2956B
HIC 98017
 
 
19551+3012 C
 
 
Coord arcsec 2000 195506.57+301125.8 Mag 11.23 Calc delta mag 4.6 Calc coord yes
CCDM
Ccdm 19551+3012 RComp Comp C Note1
Note2 Discov num STT 390 DRAs DDEs
R dRAs Year 1849 Theta 175 Rho 16.4
Obs 7 Vmag 10.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13117 M ADS BDS N IDS IDS 19511N2956C
HIC
 
 
19551+3012 D
 
 
Coord arcsec 2000 195508.62+301057.0 Mag 12.21 PmRA -4.00 PmDE -5.0
Calc delta mag 5.58 Calc coord yes