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Current system
19434+4715
STTA 190 AC


Nearby doubles
16' : 19434+4730
KOI2562

21' : 19453+4709
KOI1079

22' : 19427+4736
KOI6224

24' : 19454+4726
TDT1713

24' : 19450+4732
KOI5792

26' : 19432+4740
KOI5797

31' : 19460+4729
KOI3991

32' : 19465+4717
KOI4544

33' : 19403+4705
KOI3921

33' : 19455+4650
BVD 268

35' : 19467+4710
KOI3208

36' : 19468+4720
KOI1152

37' : 19403+4657
KOI7272

37' : 19402+4658
KOI1558AB

37' : 19410+4647
KOI3064

38' : 19397+4715
KOI3548

39' : 19472+4714
KOI4768

39' : 19457+4644
KOI1556

40' : 19445+4753
KOI3148

41' : 19473+4721
KOI1174AB

41' : 19407+4645
KOI4090AB

42' : 19466+4650
KOI 720AB

42' : 19457+4749
CBL 79

43' : 19445+4755
KOI 599

43' : 19463+4745
KOI7340

43' : 19470+4653
DEA 397



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.

19434+4715 STTA 190 AC

 
 
19h 43m 22.49s +47° 14' 41.0" P.A. 316.00 sep 67.3 mag 7.71,9.73 Sp B0V dist. 1149.43 pc (3749.44 l.y.)
 
 
Coord 2000 19434+4715 Discov num STTA190 Comp AC Coord arcsec 2000 19 43 22.49 +47 14 41.0
Date first 1875 Date last 2015 Obs 23
Pa first 317 Pa last 316.1 P.A. Now (θ) 316.1°
Sep first 67.7 Sep last 67.297 Sep. Now (ρ) 67.297"
Mag pri 7.71 Mag sec 9.73 delta mag (ΔM) 2.02 Spectral class B0V (blue-white)
Pri motion ra -004 Sec motion ra +000
Pri motion dec -002 Sec motion dec -002
Notes
rPM=0.894
This double is not physical.
 
 
19434+4715 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 186618 48768 19 43 22 +47 14 41 STTA 190 AB 2015 9 298 10.8 7.71 12.50 4.79
Show 48768 19 43 22 +47 14 41 STTA 190 AC 2015 23 316 67.3 7.71 9.73 2.02 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 48768 HIP 97045 Tycho2 3561-01293-1
Gaia DR2 2080602627728194048 HD 186618 BD BD+46 2765 Distance 1149.43
Distance ly 3749.44
 
 
WDS 19434+4715 STTA 190 AC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
STTA (O. Struve DD - Appendix list) ...................
Stt1864 Ma - Struve, O. 1864MNRAS..24..149S
Stt1864 MNRAS 24, 149, 1864
Stt1866 orb - Struve, O. .
Stt1866 Bull. Imp. Acad. Sci. St. Petersburg, 1866
Stt1874 orb - Struve, O. .
Stt1874 Compte Rendus 79, 1467, 1874
Stt1875 orb - Struve, O. 1875MNRAS..35..367S
Stt1875 MNRAS 35, 367, 1875
Stt1878 Ma - Struve, O. 1878ObPul...9....1S
Stt1878 Pulkova Observations 9, 1, 1878
Stt1879A Ma - Struve, O. 1879Obs.....2..304G
Stt1879A cited by Gledhill (Obs 2, 304, 1879)
Stt1879B Ma - Struve, O. 1879Obs.....3..245G
Stt1879B cited by Gledhill (Obs 3, 245, 1879)
Stt1879C Ma - Struve, O. 1879Obs.....2..344G
Stt1879C cited by Gledhill (Obs 2, 344, 1879)
Stt1880A Ma - Struve, O. 1880Obs.....2..605H
Stt1880A cited by Hunt (Obs. 3, 605, 1880)
Stt1880B Ma - Struve, O. 1880Obs.....3..535G
Stt1880B cited by Gledhill (Obs 3, 535, 1880)
Stt1880C Ma - Struve, O. 1880MNRAS..40..497B
Stt1880C cited by Burnham (MNRAS 40, 497, 1880)
Stt1884A Ma - Struve, O. 1884AReg...22..216S
Stt1884A cited by Sadler (Astr. Register 22, 216, 1884)
Stt1893a Ma j Struve, O. 1893ObPul..10....1S
Stt1893a Pulkova Obs. Observations 10, 1, 1893
Stt1906A Ma - Struve, O. 1906MmRAS..56....1L
Stt1906A cited by Lewis (MemRAS 56, 1, 1906)
Stt1906B Ma j Struve, O. 1906QB821.B972.....
Stt1906B cited in BDS (Burnham Double Star Cat., 1906)
Stt1908A Ma - Struve, O. 1908MNRAS..68..465B
Stt1908A cited by Barnard (MNRAS 68, 465, 1908)
Stt1913A Ma - Struve, O. 1913QB811.B8.......
Stt1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Stt1914A Ma - Struve, O. 1914AN....198..107R
Stt1914A cited by Rabe (AN 198, 107, 1914)
Stt1932A Ma - Struve, O. 1932QB821.A43......
Stt1932A 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
19434+4715 STTA190 AC 1998 17 316 67.4 7.71 9.73 B0V D 194322.49+471441.0
19434+4715 STTA190 AC 2008 18 316 67.2 7.71 9.73 B0V D 194322.49+471441.0
19434+4715 STTA190 AC 2015 23 316 67.3 7.71 9.73 B0V 194322.49+471441.0

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

 
 
WDS 19434+4715 STTA 190 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19434+4715 STTA 190 AC : MEASURES
 
 
No records found.

 
 
WDS 19434+4715 : VIRTUAL EYEPIECE
 
 

19434+4715 STTA190A mag 7.71 Sp B0V 19434+4715 STTA190B sep 8.2 P.A. 308.00 mag 12.5 19434+4715 STTA190C sep 57.9 P.A. 326.80 mag 9.73 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 19434+4715 : ALADIN DSS IMAGE @ 19h 43m 22.49s +47° 14' 41.0"
 
 
 
 
WDS 19434+4715 STTA 190 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19434+4715 STTA190AC distance=0' 19434+4730 KOI2562 distance=16' 19453+4709 KOI1079 distance=21' 19427+4736 KOI6224 distance=22' 19454+4726 TDT1713 distance=24' 19450+4732 KOI5792 distance=24' 19432+4740 KOI5797 distance=26' 19460+4729 KOI3991 distance=31' 19465+4717 KOI4544 distance=32' 19403+4705 KOI3921 distance=33' 19455+4650 BVD 268 distance=33' 19467+4710 KOI3208 distance=35' 19468+4720 KOI1152 distance=36' 19403+4657 KOI7272 distance=37' 19402+4658 KOI1558AB distance=37' 19402+4658 KOI1558AC distance=37' 19410+4647 KOI3064 distance=37' 19397+4715 KOI3548 distance=38' 19472+4714 KOI4768 distance=39' 19457+4644 KOI1556 distance=39' 19445+4753 KOI3148 distance=40' 19473+4721 KOI1174AB distance=41' 19473+4721 KOI1174AC distance=41' 19473+4721 KOI1174AD distance=41' 19473+4721 KOI1174AE distance=41' 19407+4645 KOI4090AB distance=41' 19407+4645 KOI4090AC distance=41' 19466+4650 KOI 720AB distance=42' 19466+4650 KOI 720AC distance=42' 19457+4749 CBL 79 distance=42' 19445+4755 KOI 599 distance=43' 19463+4745 KOI7340 distance=43' 19470+4653 DEA 397 distance=43' 19404+4644 KOI4108 distance=44' 19414+4636 KOI2012 distance=44' 19452+4755 RAP 13AB distance=45' 19452+4755 RAP 13AC distance=45' 19452+4755 RAP 13AD distance=45' 19444+4800 KOI4804AB distance=47' 19444+4800 KOI4804AC distance=47' 19395+4647 KOI2803AB distance=49' 19395+4647 KOI2803AC distance=49' 19395+4647 KOI2803AD distance=49' 19395+4647 KOI2803AE distance=49' 19466+4637 KOI3480AB distance=51' 19466+4637 KOI3480AC distance=51' 19472+4747 KOI5803 distance=51' 19429+4624 KPP3347 distance=52' 19393+4644 KOI1579 distance=52' 19459+4629 GRF 10AB distance=53' 19459+4629 GRF 10AC distance=53' 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 19434+4715 STTA190 AB 298 10.8
Show 19434+4715 STTA190 AC 316 67.3
Show 19434+4730 KOI2562 207 2.3 16
Show 19453+4709 KOI1079 316 3.2 21
Show 19427+4736 KOI6224 167 3.0 22
Show 19454+4726 TDT1713 113 1.5 24
Show 19450+4732 KOI5792 116 3.6 24
Show 19432+4740 KOI5797 103 3.6 26
Show 19460+4729 KOI3991 112 0.2 31
Show 19465+4717 KOI4544 60 3.8 32
Show 19403+4705 KOI3921 73 4.0 33
Show 19455+4650 BVD 268 182 8.6 33
Show 19467+4710 KOI3208 359 2.5 35
Show 19468+4720 KOI1152 7 0.5 36
Show 19403+4657 KOI7272 213 2.7 37
Show 19402+4658 KOI1558 AB 309 3.6 37
Show 19402+4658 KOI1558 AC 94 4.0 37
Show 19410+4647 KOI3064 195 3.8 37
Show 19397+4715 KOI3548 159 3.8 38
Show 19472+4714 KOI4768 160 1.3 39
Show 19457+4644 KOI1556 130 3.1 39
Show 19445+4753 KOI3148 73 2.7 40
Show 19473+4721 KOI1174 AB 238 5.1 41
Show 19473+4721 KOI1174 AC 234 0.7 41
Show 19473+4721 KOI1174 AD 5 3.1 41
Show 19473+4721 KOI1174 AE 317 3.5 41
Show 19407+4645 KOI4090 AB 85 3.5 41
Show 19407+4645 KOI4090 AC 133 3.6 41
Show 19466+4650 KOI 720 AB 210 4.0 42
Show 19466+4650 KOI 720 AC 75 9.3 42
Show 19457+4749 CBL 79 263 19.2 42
Show 19445+4755 KOI 599 241 3.9 43
Show 19463+4745 KOI7340 50 2.8 43
Show 19470+4653 DEA 397 289 20.4 43
Show 19404+4644 KOI4108 246 3.0 44
Show 19414+4636 KOI2012 240 3.1 44
Show 19452+4755 RAP 13 AB 20 1.0 45
Show 19452+4755 RAP 13 AC 69 6.3 45
Show 19452+4755 RAP 13 AD 291 7.3 45
Show 19444+4800 KOI4804 AB 233 2.7 47
Show 19444+4800 KOI4804 AC 125 3.7 47
Show 19395+4647 KOI2803 AB 70 5.0 49
Show 19395+4647 KOI2803 AC 65 4.4 49
Show 19395+4647 KOI2803 AD 205 8.8 49
Show 19395+4647 KOI2803 AE 308 3.9 49
Show 19466+4637 KOI3480 AB 210 0.4 51
Show 19466+4637 KOI3480 AC 337 2.9 51
Show 19472+4747 KOI5803 183 2.7 51
Show 19429+4624 KPP3347 86 1.0 52
Show 19393+4644 KOI1579 138 2.5 52
Show 19459+4629 GRF 10 AB 19 174.2 53

 
 
WDS 19434+4715 : COMPONENTS
 
 
  A B
B pa=308.0°
sep=8.24"
 
C pa=326.8°
sep=57.92"
pa=329.9°
sep=50.20"
 
 
19434+4715 A
 
 
Name HD 186618 Coord arcsec 2000 194322.49+471441.0 Mag 7.71 Spectral class B0V (blue-white)
PmRA -4.00 PmDE -2.0 SAO 48768 HIP 97045
Tycho2 3561-01293-1 HD 186618 BD BD+46 2765
Tycho2
Tycho2 3561-01293-1 Pflag RAmdeg 295.84368378 DEmdeg 47.24471195
PmRA -4.8 PmDE -2.8 E RAmdeg 4 E DEmdeg 4
E pmRA 1.3 E pmDE 1.4 EpRAm 1991.50 EpDEm 1991.44
Num 10 Q RAmdeg 1.8 Q DEmdeg 0.8 Q pmRA 1.8
Q pmDE 0.8 BTmag 7.510 E BTmag 0.015 VTmag 7.712
E VTmag 0.011 Prox 674 TYC T HIP 97045
CCDM RAdeg 295.84370056 DEdeg 47.24471861 EpRA 1990 1.66
EpDE 1990 1.58 E RAdeg 4.3 E DEdeg 4.3 Posflg
Corr 0.1
SAO
SAO 48768 DelFlag RA1950 PmRA1950 -0.001
DE1950 PmDE1950 -0.015 Vmag 8 SpType B2
Double code Source 3 CatNum 1468 DM BD+46 2765
DMcomp BDsup HD 186618 M HD 0
GC RA1950rad 5.15699223 DE1950rad 0.82247229 PmRA2000 -0.0006
PmDE2000 -0.017
Hipparcos
Catalog H HIP 97045 Proxy RAhms 19 43 22.49
DEdms +47 14 41.0 Vmag 7.75 VarFlag R Vmag G
RAdeg 295.844 DEdeg 47.2447 AstroRef Plx 0.66
CCDM 19433+4715 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 186618 BD BD+46 2765
CD CP Dm number +46 2765 VIred -0.2
SpType B0V R SpType Coord arcsec 2000 194322.49+471441.0
Hipparcos 2
HIP 97045 Sn 5 So 0 Nc 1
RArad 5.1634466461 DErad 0.8245758821 Plx 0.87 PmRA -2.53
PmDE -2.6 E RArad 0.38 E DErad 0.35 E Plx 0.42
E pmRA 0.46 E pmDE 0.44 Hpmag 7.687 E Hpmag 0.0011
SHp 0.012 VA 0 BV -0.19 E BV 0.014
VI -0.2
 
 
19434+4715 B
 
 
Coord arcsec 2000 194321.85+471446.1 Mag 12.5 PmRA 14.00 PmDE -3.0
Calc delta mag 4.79 Calc coord yes
 
 
19434+4715 C
 
 
Coord arcsec 2000 194319.38+471529.5 Mag 9.73 PmRA 0.00 PmDE -2.0
Tycho2 3561-00420-1 Calc delta mag 2.02 Calc coord yes
Tycho2
Tycho2 3561-00420-1 Pflag RAmdeg 295.82456086 DEmdeg 47.25818236
PmRA 0.1 PmDE -1.2 E RAmdeg 15 E DEmdeg 15
E pmRA 1.1 E pmDE 1.1 EpRAm 1989.39 EpDEm 1988.65
Num 8 Q RAmdeg 0.5 Q DEmdeg 0.6 Q pmRA 0.5
Q pmDE 0.5 BTmag 9.929 E BTmag 0.026 VTmag 9.725
E VTmag 0.027 Prox 674 TYC T HIP
CCDM RAdeg 295.82456167 DEdeg 47.25818389 EpRA 1990 1.72
EpDE 1990 1.59 E RAdeg 14.7 E DEdeg 15.6 Posflg
Corr -0.3