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Doubles in session


Current system
18501+3322
STFA 39 AB
Sheliak


Nearby doubles
9' : 18495+3316
STF2407

12' : 18506+3313
TAR 3AB

12' : 18494+3324
J 765

17' : 18488+3319
HJ 1349AB

23' : 18493+3301
ES 2287AB

25' : 18491+3343
UC 3682

28' : 18523+3321
ES 2233AB

34' : 18498+3249
H 5 40AB

39' : 18527+3301
BAR 46AB

41' : 18473+3302
TDS 945

43' : 18487+3401
HU 936

45' : 18533+3302
POP 192

46' : 18476+3248
COU1154

48' : 18536+3303
HL 9001AB

49' : 18499+3233
HO 440

50' : 18469+3254
KPP4121

50' : 18462+3328
COU1152

53' : 18518+3410
GYL 10

53' : 18537+3256
ITF 165

54' : 18496+3415
COU1155

59' : 18546+3311
ES 2234

59' : 18515+3418
DAM1253

61' : 18548+3306
DAL 10

63' : 18475+3415
KPP4122

64' : 18461+3242
SEI 575

65' : 18497+3223
J 131



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.
 
 
WDS 18501+3322 : COMPONENTS
 
 
  A Aa2 Ab B C D E F
Aa2 pa=87.7°
sep=0.00"
 
Ab pa=176.3°
sep=0.54"
pa=176.4°
sep=0.54"
 
B pa=148.6°
sep=45.69"
pa=148.6°
sep=45.69"
pa=148.3°
sep=45.21"
 
C pa=246.5°
sep=46.64"
pa=246.5°
sep=46.64"
pa=247.1°
sep=46.46"
pa=287.0°
sep=69.64"
 
D pa=68.4°
sep=63.95"
pa=68.4°
sep=63.95"
pa=67.9°
sep=64.12"
pa=29.7°
sep=71.99"
pa=67.6°
sep=110.58"
 
E pa=317.3°
sep=67.07"
pa=317.3°
sep=67.07"
pa=317.6°
sep=67.49"
pa=321.9°
sep=112.23"
pa=357.7°
sep=67.95"
pa=283.8°
sep=108.04"
 
F pa=17.5°
sep=85.74"
pa=17.5°
sep=85.74"
pa=17.4°
sep=86.24"
pa=0.9°
sep=120.79"
pa=34.3°
sep=121.54"
pa=330.0°
sep=67.26"
pa=65.5°
sep=78.30"
 
G pa=175.4°
sep=92.29"
pa=175.4°
sep=92.29"
pa=175.4°
sep=91.75"
pa=197.2°
sep=55.47"
pa=145.6°
sep=88.91"
pa=204.3°
sep=126.73"
pa=159.5°
sep=150.86"
pa=186.0°
sep=174.73"
 
 
18501+3322 A
 
 
Common name Sheliak Meaning turtle (carapace) Other names SHILIAK, Shelyak Coord arcsec 2000 185004.79+332145.6
Mag 3.63 Spectral class B7Ve (blue-white) PmRA 2.00 PmDE -4.0
HIP 92420 Tycho2 2642-02929-1 HD 174638 HR 7106
GC 25847 BD BD+33 3223 Bayer Beta Lyrae Bayer name Bet Lyr
Flamsteed 10 Lyrae Flamsteed name 10 Lyr FK5 705
Tycho2
Tycho2 2642-02929-1 Pflag RAmdeg 282.51997683 DEmdeg 33.36266874
PmRA 1.0 PmDE -4.1 E RAmdeg 3 E DEmdeg 3
E pmRA 0.4 E pmDE 0.5 EpRAm 1990.77 EpDEm 1990.98
Num 26 Q RAmdeg 1.3 Q DEmdeg 1.0 Q pmRA 1.5
Q pmDE 0.8 BTmag 3.682 E BTmag 0.014 VTmag 3.631
E VTmag 0.009 Prox 457 TYC T HIP 92420
CCDM RAdeg 282.51997417 DEdeg 33.36267833 EpRA 1990 1.45
EpDE 1990 1.59 E RAdeg 3.2 E DEdeg 3.2 Posflg
Corr 0.0
Hipparcos
Catalog H HIP 92420 Proxy RAhms 18 50 04.79
DEdms +33 21 45.6 Vmag 3.52 VarFlag 3 R Vmag T
RAdeg 282.52 DEdeg 33.3627 AstroRef Plx 3.7
CCDM 1.10 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD BD BD+33 3223
CD CP Dm number +33 3223 VIred 0.05
SpType A8:V comp SB R SpType Coord arcsec 2000 185004.79+332145.6
Hipparcos 2
HIP 92420 Sn 5 So 0 Nc 1
RArad 4.9309037606 DErad 0.5822885787 Plx 3.39 PmRA 1.9
PmDE -3.53 E RArad 0.12 E DErad 0.15 E Plx 0.17
E pmRA 0.12 E pmDE 0.2 Hpmag E Hpmag 0.031
SHp 0.393 VA 1 BV 0.003 E BV 0.037
VI 0.02
CCDM
Ccdm 18501+3322 RComp Comp A Note1
Note2 Discov num DRAs -1.22 DDEs -14.3
R dRAs 10 Year Theta Rho
Obs 6 Vmag Sp B8 PmNote *
PmRA 0 PmDE -2 Dm number +33 3223 Cat1 BD
Name2 +33 1690 Cat2 AGK2/3 HD 174638 M HD /9
ADS BDS A11745 M ADS BDS N N IDS IDS 18464N3315A
HIC 92420
 
 
18501+3322 Aa2
 
 
Coord arcsec 2000 185004.79+332145.6 Mag 4 Delta magnitude 0.4 Coordinate calculated yes
 
 
18501+3322 Ab
 
 
Coord arcsec 2000 185004.79+332145.1 Mag 8.2 Spectral class B4V (blue-white) Delta magnitude 4.6
Coordinate calculated yes
 
 
18501+3322 B
 
 
Coord arcsec 2000 185006.69+332106.6 Coord calc 185006.69+332106.6 Mag 6.69 Spectral class B5V (blue-white)
PmRA 2.00 PmDE -1.0 SAO 67453 Tycho2 2642-02930-1
HD 174664 GC 25848 DM BD+33 3224 Flamsteed 10 Lyrae
Flamsteed name 10 Lyr Delta magnitude 3.09
Tycho2
Tycho2 2642-02930-1 Pflag RAmdeg 282.52790276 DEmdeg 33.35184777
PmRA -0.6 PmDE -0.8 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.3 EpRAm 1991.24 EpDEm 1991.32
Num 11 Q RAmdeg 1.2 Q DEmdeg 1.0 Q pmRA 1.3
Q pmDE 1.0 BTmag 6.657 E BTmag 0.014 VTmag 6.694
E VTmag 0.010 Prox 457 TYC T HIP
CCDM RAdeg 282.52790444 DEdeg 33.35184972 EpRA 1990 1.42
EpDE 1990 1.49 E RAdeg 3.8 E DEdeg 3.8 Posflg
Corr -0.1
SAO
SAO 67453 DelFlag RA1950 PmRA1950 -0.0003
DE1950 PmDE1950 -0.004 Vmag 7.8 SpType B3
Double code Source 70 CatNum 25848 DM BD+33 3224
DMcomp BDsup HD 174664 M HD 0
GC 25848 RA1950rad 4.92297748 DE1950rad 0.58106509 PmRA2000 0
PmDE2000 -0.004
CCDM
Ccdm 18501+3322 RComp Comp B Note1
Note2 Discov num STF4039 DRAs 0.63 DDEs -53.3
R dRAs 10 Year 1835 Theta 149 Rho 45.7
Obs 19 Vmag 8.6 Sp B3 PmNote *
PmRA -17 PmDE -4 Dm number +33 3224 Cat1 BD
Name2 +33 1691 Cat2 AGK2/3 HD 174664 M HD
ADS BDS A11745 M ADS BDS N IDS IDS 18464N3315B
HIC
 
 
18501+3322 C
 
 
Coord arcsec 2000 185001.38+332127.0 Mag 13 PmRA -2.00 PmDE -2.0
Delta magnitude 9.4 Coordinate calculated yes
CCDM
Ccdm 18501+3322 RComp Comp C Note1
Note2 Discov num BU 293 DRAs DDEs
R dRAs Year 1878 Theta 248 Rho 46.6
Obs 3 Vmag 13.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11745 M ADS BDS N IDS IDS 18464N3315C
HIC
 
 
18501+3322 D
 
 
Coord arcsec 2000 185009.54+332209.1 Mag 14.3 PmRA 0.00 PmDE -18.0
Delta magnitude 10.7 Coordinate calculated yes
CCDM
Ccdm 18501+3322 RComp Comp D Note1
Note2 Discov num BU 293 DRAs DDEs
R dRAs Year 1898 Theta 068 Rho 64.3
Obs 1 Vmag 14.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11745 M ADS BDS N IDS IDS 18464N3315D
HIC
 
 
18501+3322 E
 
 
Coord arcsec 2000 185001.16+332234.9 Coord calc 185001.16+332234.9 Mag 10.14 Spectral class F2V (yellow-white)
PmRA 2.00 PmDE 1.0 Delta magnitude 6.54
CCDM
Ccdm 18501+3322 RComp Comp E Note1
Note2 Discov num BU 293 DRAs -4.96 DDEs 34.8
R dRAs 10 Year 1879 Theta 318 Rho 66.9
Obs 7 Vmag 9.9 Sp PmNote *
PmRA -25 PmDE 3 Dm number +33 3222 Cat1 BD
Name2 +33 1688 Cat2 AGK2/3 HD M HD
ADS BDS A11745 M ADS BDS N IDS IDS 18464N3315E
HIC
 
 
18501+3322 F
 
 
Coord arcsec 2000 185006.85+332307.4 Mag 10.62 PmRA 1.00 PmDE -4.0
SAO 187333 DM CD-2513469 Delta magnitude 7.02 Coordinate calculated yes
SAO
SAO 187333 DelFlag RA1950 PmRA1950 0.0019
DE1950 PmDE1950 0.026 Vmag 9.4 SpType G5
Double code Source 25 CatNum 13075 DM CD-2513469
DMcomp BDsup HD M HD
GC RA1950rad 4.9186756 DE1950rad -0.44022486 PmRA2000 0.0018
PmDE2000 0.026
CCDM
Ccdm 18501+3322 RComp Comp F Note1
Note2 Discov num BU 293 DRAs 0.86 DDEs 66.8
R dRAs 10 Year 1879 Theta 019 Rho 85.8
Obs 7 Vmag 9.9 Sp PmNote *
PmRA -17 PmDE -9 Dm number +33 3225 Cat1 BD
Name2 +33 1692 Cat2 AGK2/3 HD M HD
ADS BDS A11745 M ADS BDS N IDS IDS 18464N3315F
HIC
 
 
18501+3322 G
 
 
Coord arcsec 2000 185005.38+332013.6 Mag 15 HD 174325 HR 7089
DM BD-08 4726 Delta magnitude 11.4 Coordinate calculated yes