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Current system
18266+0633
HDS 2607
HD 169912


Nearby doubles
2' : 18266+0632
SCJ 17

6' : 18266+0627
GCB 31

8' : 18269+0625
STT 350AB

10' : 18272+0629
TDT 878

15' : 18276+0633
BU 464AB

15' : 18274+0624
GII 68

17' : 18277+0631
TDT 888

18' : 18260+0648
J 2516

20' : 18254+0637
TDT 854

22' : 18262+0653
J 1830

24' : 18280+0620
TDT 895

25' : 18280+0618
TDS 923

26' : 18279+0650
SLE 344

26' : 18250+0625
TDT 846

27' : 18268+0659
SLE 342AB

29' : 18252+0650
TDT 849

29' : 18280+0612
CHR 71

32' : 18262+0602
TDT 865

37' : 18246+0653
SLE 341

37' : 18266+0709
GWP2776

40' : 18254+0707
TDT 853

41' : 18282+0705
TDS 924

43' : 18281+0709
J 95AB

45' : 18237+0624
TDT 830

50' : 18297+0616
GWP2779

50' : 18248+0714
STT 347



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18266+0633 HDS 2607 (HD 169912)

 
 
18h 26m 37.95s +06° 32' 28.7" P.A. 243.00 sep 0.2 mag 9.41,10.53 Sp A3V dist. 452.49 pc (1476.02 l.y.)
 
 
Coord 2000 18266+0633 Discov num HDS2607 Comp Coord arcsec 2000 18 26 37.95 +06 32 28.7
Date first 1991 Date last 2016 Obs 6
Pa first 234 Pa last 243.4 P.A. Now (θ) 243.4°
Sep first 0.2 Sep last 0.151 Sep. Now (ρ) 0.151"
Mag pri 9.41 Mag sec 10.53 delta mag (ΔM) 1.12 Spectral class A3V (white)
Pri motion ra +001 Sec motion ra
Pri motion dec +000 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 169912 Constellation Ophiuchus HIP 90392 Tycho2 0445-01756-1
Gaia DR2 4477219873834778368 HD 169912 BD BD+06 3757 Distance 452.49
Distance ly 1476.02
 
 
WDS 18266+0633 HDS 2607 (HD 169912) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18266+0633 HDS2607 2004 4 232 0.1 9.41 10.53 A3V 182637.95+063228.7
18266+0633 HDS2607 2016 5 243 0.2 9.41 10.53 A3V 182637.95+063228.7

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

 
 
WDS 18266+0633 HDS 2607 (HD 169912) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18266+0633 HDS 2607 (HD 169912) : MEASURES
 
 
No records found.

 
 
WDS 18266+0633 (HD 169912) : VIRTUAL EYEPIECE
 
 

18266+0633 HDS2607A mag 9.41 Sp A3V 18266+0633 HDS2607B sep 0.1 P.A. 243.20 mag 10.53 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18266+0633 (HD 169912) : ALADIN DSS IMAGE @ 18h 26m 37.95s +06° 32' 28.7"
 
 
 
 
WDS 18266+0633 HDS 2607 (HD 169912) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18266+0633 HDS2607 distance=1' 18266+0632 SCJ 17 distance=2' 18266+0627 GCB 31 distance=6' 18269+0625 STT 350AB distance=8' 18269+0625 CAT 3AC distance=8' 18272+0629 TDT 878 distance=10' 18276+0633 BU 464AB distance=15' 18276+0633 BU 464AC distance=15' 18274+0624 GII 68 distance=15' 18277+0631 TDT 888 distance=17' 18260+0648 J 2516 distance=18' 18254+0637 TDT 854 distance=20' 18262+0653 J 1830 distance=22' 18280+0620 TDT 895 distance=24' 18280+0618 TDS 923 distance=25' 18279+0650 SLE 344 distance=26' 18250+0625 TDT 846 distance=26' 18268+0659 SLE 342AB distance=27' 18268+0659 SLE 342AC distance=27' 18252+0650 TDT 849 distance=29' 18280+0612 CHR 71 distance=29' 18262+0602 TDT 865 distance=32' 18246+0653 SLE 341 distance=37' 18266+0709 GWP2776 distance=37' 18254+0707 TDT 853 distance=40' 18282+0705 TDS 924 distance=41' 18281+0709 J 95AB distance=43' 18281+0709 J 95AC distance=43' 18281+0709 SLE 346AD distance=43' 18237+0624 TDT 830 distance=45' 18297+0616 GWP2779 distance=50' 18248+0714 STT 347 distance=50' 18259+0541 J 2130 distance=51' 18281+0720 SLE 345 distance=53' 18252+0720 LDS1011 distance=55' 18241+0552 TDT 834 distance=56' 18299+0708 SLE 348 distance=61' 18283+0537 TDT 897 distance=61' 18227+0614 SLE 162 distance=62' 18299+0711 SLE 347 distance=62' 18295+0722 A 582 distance=65' 18226+0701 TDT 823 distance=66' 18310+0648 SLE 349AB distance=67' 18310+0648 SLE 349AC distance=67' 18254+0736 TDT 852 distance=67' 18253+0529 SLE 172 distance=67' 18310+0648 SLE 349BC distance=67' 18241+0535 SLE 169AB distance=69' 18241+0535 SLE 169AC distance=69' 18265+0741 A 580 distance=69' 18254+0523 SLE 173 distance=72' 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 18266+0633 HDS2607 243 0.2 1
Show 18266+0632 SCJ 17 351 51.0 2
Show 18266+0627 GCB 31 75 4.5 6
Show 18269+0625 STT 350 AB 166 1.9 8
Show 18269+0625 CAT 3 AC 133 1.4 8
Show 18272+0629 TDT 878 126 2.6 10
Show 18276+0633 BU 464 AB 105 1.1 15
Show 18276+0633 BU 464 AC 86 25.9 15
Show 18274+0624 GII 68 27 2.3 15
Show 18277+0631 TDT 888 86 0.7 17
Show 18260+0648 J 2516 159 1.7 18
Show 18254+0637 TDT 854 17 2.8 20
Show 18262+0653 J 1830 270 7.4 22
Show 18280+0620 TDT 895 226 1.8 24
Show 18280+0618 TDS 923 7 1.7 25
Show 18279+0650 SLE 344 133 11.7 26
Show 18250+0625 TDT 846 297 0.6 26
Show 18268+0659 SLE 342 AB 293 12.6 27
Show 18268+0659 SLE 342 AC 319 26.0 27
Show 18252+0650 TDT 849 331 1.6 29
Show 18280+0612 CHR 71 16 0.0 29
Show 18262+0602 TDT 865 1 2.1 32
Show 18246+0653 SLE 341 98 23.7 37
Show 18266+0709 GWP2776 287 20.0 37
Show 18254+0707 TDT 853 70 0.4 40
Show 18282+0705 TDS 924 163 2.3 41
Show 18281+0709 J 95 AB 123 2.2 43
Show 18281+0709 J 95 AC 32 32.0 43
Show 18281+0709 SLE 346 AD 185 70.8 43
Show 18237+0624 TDT 830 276 0.7 45
Show 18297+0616 GWP2779 88 36.9 50
Show 18248+0714 STT 347 346 3.2 50
Show 18259+0541 J 2130 328 6.8 51
Show 18281+0720 SLE 345 38 11.1 53
Show 18252+0720 LDS1011 101 100.7 55
Show 18241+0552 TDT 834 16 1.6 56
Show 18299+0708 SLE 348 185 15.1 61
Show 18283+0537 TDT 897 169 0.5 61
Show 18227+0614 SLE 162 142 20.9 62
Show 18299+0711 SLE 347 191 15.7 62
Show 18295+0722 A 582 29 2.9 65
Show 18226+0701 TDT 823 141 0.5 66
Show 18310+0648 SLE 349 AB 355 20.8 67
Show 18310+0648 SLE 349 AC 12 20.2 67
Show 18254+0736 TDT 852 217 1.1 67
Show 18253+0529 SLE 172 256 4.9 67
Show 18310+0648 SLE 349 BC 103 6.5 67
Show 18241+0535 SLE 169 AB 343 12.0 69
Show 18241+0535 SLE 169 AC 351 30.8 69
Show 18265+0741 A 580 322 4.6 69
Show 18254+0523 SLE 173 133 19.0 72

 
 
WDS 18266+0633 : COMPONENTS
 
 
  A
B pa=243.2°
sep=0.15"
 
 
18266+0633 A
 
 
Componente originario normalizzato AB Name HD 169912 Coord arcsec 2000 182637.95+063228.7 Mag 9.41
Spectral class A3V (white) PmRA 1.00 PmDE 0.0 HIP 90392
Tycho2 0445-01756-1 HD 169912 BD BD+06 3757
Tycho2
Tycho2 0445-01756-1 Pflag RAmdeg 276.65811943 DEmdeg 6.54130621
PmRA -1.6 PmDE -1.6 E RAmdeg 8 E DEmdeg 9
E pmRA 2.2 E pmDE 2.1 EpRAm 1991.49 EpDEm 1991.30
Num 7 Q RAmdeg 1.2 Q DEmdeg 0.3 Q pmRA 1.2
Q pmDE 0.4 BTmag 9.303 E BTmag 0.018 VTmag 9.035
E VTmag 0.015 Prox 702 TYC T HIP 90392
CCDM AB RAdeg 276.65812306 DEdeg 6.54130972 EpRA 1990 1.84
EpDE 1990 1.85 E RAdeg 7.7 E DEdeg 8.9 Posflg
Corr -0.3
Hipparcos
Catalog H HIP 90392 Proxy H RAhms 18 26 37.95
DEdms +06 32 28.7 Vmag 9 VarFlag R Vmag G
RAdeg 276.658 DEdeg 6.54131 AstroRef * Plx 2.16
CCDM 18266+0633 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source S Qual B M HIP AB
Theta 234 Rho 0.159 HD 169912 BD BD+06 3757
CD CP Dm number +06 3757 VIred 0.28
SpType A3V R SpType Coord arcsec 2000 182637.95+063228.7
Hipparcos 2
HIP 90392 Sn 55 So 3 Nc 2
RArad 4.8285951775 DErad 0.1141673351 Plx 2.21 PmRA 2.25
PmDE -0.68 E RArad 1 E DErad 0.85 E Plx 1.32
E pmRA 1.26 E pmDE 1.14 Hpmag 9.0767 E Hpmag 0.0013
SHp 0.016 VA 0 BV 0.25 E BV 0.017
VI 0.28
CCDM
Ccdm 18266+0633 RComp Comp A Note1
Note2 Discov num DRAs 1.95 DDEs -31.3
R dRAs 82 Year Theta Rho
Obs 2 Vmag 9.4 Sp A3 PmNote *
PmRA 1 PmDE 0 Dm number +06 3757 Cat1 BD
Name2 +06 2250 Cat2 AGK2/3 HD 169912 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 90392
 
 
18266+0633 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 182637.94+063228.6 Mag 10.53 Calc delta mag 1.12
Calc coord yes
CCDM
Ccdm 18266+0633 RComp Comp B Note1
Note2 Discov num HDS DRAs 1.95 DDEs -31.4
R dRAs 82 Year 1991 Theta 234 Rho 0.2
Obs 1 Vmag 10.5 Sp PmNote *
PmRA 1 PmDE 0 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 90392