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Current system
18281-2645
ARY 126 AC
HD 169969


Nearby doubles
6' : 18280-2651
I 1366

9' : 18277-2638
BU 133

16' : 18290-2635
WNO 6

16' : 18292-2640
B 391

33' : 18289-2716
OCC 185

34' : 18286-2717
J 2214

38' : 18307-2700
RST2059

41' : 18275-2725
FIN 267

42' : 18259-2713
RST2050

48' : 18265-2601
J 2212

48' : 18266-2600
J 2213

52' : 18256-2724
COO 225AB

52' : 18257-2726
OCC 186

58' : 18322-2630
SKF2066

63' : 18261-2740
J 2211AB

67' : 18311-2738
J 1632

68' : 18264-2749
B 2865

71' : 18236-2610
HO 566

72' : 18259-2752
RST2051

76' : 18225-2651
JKS 21AB

79' : 18303-2533
B 394

80' : 18296-2803
SKF2128

81' : 18317-2541
OCC 264

81' : 18280-2525
WFC 208
Kaus Borealis

84' : 18239-2746
VVV 4

89' : 18328-2747
KPP 417



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.

18281-2645 ARY 126 AC (HD 169969)

 
 
18h 28m 06.17s -26° 45' 25.8" P.A. 135.00 sep 54.1 mag 6.30,8.70 Sp A3V+B9V dist. 80.39 pc (262.23 l.y.)
 
 
Coord 2000 18281-2645 Discov num ARY 126 Comp AC Coord arcsec 2000 18 28 06.17 -26 45 25.8
Date first 1912 Date last 2018 Obs 10
Pa first 139 Pa last 135.2 P.A. Now (θ) 135.2°
Sep first 55.9 Sep last 54.054 Sep. Now (ρ) 54.054"
Mag pri 6.30 Mag sec 8.70 delta mag (ΔM) 2.4 Spectral class A3V+B9V (white/blue-white)
Pri motion ra -009 Sec motion ra +002
Pri motion dec -036 Sec motion dec -003
Notes
rPM=0.937
This double is not physical.
 
 
18281-2645 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 186843 18 28 06 -26 45 26 HDS 2615 AB 2019 8 186 0.3 6.40 9.31 2.91 Y
Show HD 169969 186843 18 28 06 -26 45 26 ARY 126 AC 2018 10 135 54.1 6.30 8.70 2.40 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 169969 Constellation Sagittarius SAO 186843 HIP 90510
Tycho2 6865-02122-1 Gaia DR2 4052006085724567680 HD 169969 HR 6914
CD CD-2613192 CP CP-26 6467 Distance 80.39 Distance ly 262.23
 
 
WDS 18281-2645 ARY 126 AC (HD 169969) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ary1977 Ma - Argyle, R.W. ...................
Ary1977 +Mr Webb Society Handbook 1, 1977
Ary1979 Ma j Argyle, R.W. 1979RGOB..184...17A
Ary1979 R. Obs. Bull. #184, 1979
Ary1983 Ma j Argyle, R.W. 1983A&AS...53..177A
Ary1983 A&AS 53, 177, 1983
Ary1989 Mb - Argyle, R.W. ...................
Ary1989 Webb Soc., Double Star Circ. 4, 1989
Ary1992 Ma - Argyle, R.W. ...................
Ary1992 Webb Soc., Double Star Circ. 5, 1992
Ary1994 Ma - Argyle, R.W. ...................
Ary1994 Webb Soc., Double Star Circ. 6, 1994
Ary1998 Ma - Argyle, R.W. ...................
Ary1998 Webb Soc., Double Star Circ. 7, 1998
Ary2000 Ma - Argyle, R.W. ...................
Ary2000 Webb Soc., Double Star Circ. 8, 2000
Ary2001a orb - Argyle, R.W. & Alzner, A. 2001IAUDS.143....1A
Ary2001a Inf. Circ. 143, 1, 2001
Ary2001b Ma - Argyle, R.W. ...................
Ary2001b Webb Soc., Double Star Circ. 9, 2001
Ary2002 Ma - Argyle, R.W. ...................
Ary2002 Webb Soc., Double Star Circ. 10, 2002
Ary2002b orb - Argyle, R.W., Alzner, A. & Horch, E. 2002A&A...384..171A
Ary2002b A&A 384, 171, 2002
Ary2003 Ma j Argyle, R.W. ...................
Ary2003 Webb Soc., Double Star Circ. 11, 2, 2003
Ary2004 Ma j Argyle, R.W. ...................
Ary2004 Webb Soc., Double Star Circ. 12, 1, 2004
Ary2005 Ma j Argyle, R.W. ...................
Ary2005 Webb Soc., Double Star Circ. 13, 1, 2005
Ary2006 Ma j Argyle, R.W. ...................
Ary2006 Webb Soc., Double Star Circ. 14, 2006
Ary2007 Ma j Argyle, R.W. ...................
Ary2007 Webb Soc., Double Star Circ. 15, 2007
Ary2008 Ma j Argyle, R.W. ...................
Ary2008 Webb Soc., Double Star Circ. 16, 2008
Ary2009 Ma j Argyle, R.W. ...................
Ary2009 Webb Soc., Double Star Circ. 17, 2009
Ary2010 orb - Argyle, R.W. & Alzner, A. 2010IAUDS.170....1A
Ary2010 Inf. Circ. 170, 1, 2010
Ary2010b Ma j Argyle, R.W. ...................
Ary2010b Webb Soc., Double Star Circ. 18, 2010
Ary2011 Ma j Argyle, R.W. ...................
Ary2011 Webb Soc., Double Star Circ. 19, 2011
Ary2012 Ma j Argyle, R.W. ...................
Ary2012 Webb Soc., Double Star Circ. 20, 2012
Ary2013 Ma j Argyle, R.W. ...................
Ary2013 Webb Soc., Double Star Circ. 21, 2013
Ary2014 Ma j Argyle, R.W. ...................
Ary2014 Webb Soc., Double Star Circ. 22, 2014
Ary2014b Ma j Argyle, R.W. ...................
Ary2014b Webb Soc., Double Star Circ. 22, 2014
Ary2015 Ma j Argyle, R.W. ...................
Ary2015 Webb Soc., Double Star Circ. 23, 1, 2015
Ary2015b Ma j Argyle, R.W., Alzner, A. & van Leeuwen, F. 2015AN....336..378S
Ary2015b +orb AN 336, 378, 2015
Ary2016 Ma j Argyle, R.W. ...................
Ary2016 Webb Soc., Double Star Circ. 24, 1, 2016
Ary2016b Ma j Argyle, R.W. (measure in Csr2016) ..................
Ary2016b Webb Soc., Double Star Circ. 24, 40, 2016
Ary2017a Ma j Argyle, R.W. ...................
Ary2017a Webb Soc., Double Star Circ. 25, 1, 2017
Ary2017b Ma j Argyle, R.W. ...................
Ary2017b Webb Soc., Double Star Circ. 25, 6, 2017
Ary2018a Ma j Argyle, R.W. ...................
Ary2018a Webb Soc., Double Star Circ. 26, 1, 2018
Ary2019a Ma j Argyle, R.W. ...................
Ary2019a Webb Soc., Double Star Circ. 27, 1, 2019
Ary2020 Ma j Argyle, R.A. .
Ary2020 Webb Soc., Double Star Circ. 28, 1, 2020
Ary2022 Hg j Argyle, R.A. .
Ary2022 Webb Soc., Double Star Circ. 30, 6, 2022
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
18281-2645 ARY 126 AC 2016 1 135 54.4 6.30 8.70 A3/A4V 182806.17-264525.8
18281-2645 ARY 126 AC 2018 10 135 54.1 6.30 8.70 A3V+B9V 182806.17-264525.8

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

 
 
WDS 18281-2645 ARY 126 AC (HD 169969) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18281-2645 ARY 126 AC (HD 169969) : MEASURES
 
 
No records found.

 
 
WDS 18281-2645 (HD 169969) : VIRTUAL EYEPIECE
 
 

18281-2645 HDS2615A mag 6.4 Sp A3/A4V 18281-2645 HDS2615B sep 0.3 P.A. 185.50 mag 9.31 18281-2645 ARY 126C sep 51.3 P.A. 138.40 mag 8.7 Sp B9V 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 18281-2645 (HD 169969) : ALADIN DSS IMAGE @ 18h 28m 06.17s -26° 45' 25.8"
 
 
 
 
WDS 18281-2645 ARY 126 AC (HD 169969) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18281-2645 ARY 126AC distance=0' 18280-2651 I 1366 distance=6' 18277-2638 BU 133 distance=9' 18290-2635 WNO 6 distance=16' 18292-2640 B 391 distance=16' 18289-2716 OCC 185 distance=33' 18286-2717 J 2214 distance=34' 18307-2700 RST2059 distance=38' 18275-2725 FIN 267 distance=41' 18259-2713 RST2050 distance=42' 18265-2601 J 2212 distance=48' 18266-2600 J 2213 distance=48' 18256-2724 COO 225AB distance=52' 18256-2724 SIN 109AC distance=52' 18257-2726 OCC 186 distance=52' 18322-2630 SKF2066 distance=58' 18261-2740 J 2211AB distance=63' 18261-2740 J 2211AC distance=63' 18311-2738 J 1632 distance=67' 18264-2749 B 2865 distance=68' 18236-2610 HO 566 distance=71' 18259-2752 RST2051 distance=72' 18225-2651 JKS 21AB distance=76' 18225-2651 JKS 21AC distance=76' 18303-2533 B 394 distance=79' 18296-2803 SKF2128 distance=80' 18317-2541 OCC 264 distance=81' 18280-2525 WFC 208 (Kaus Borealis) distance=81' 18312-2757 RST2060Ba,Bb distance=83' 18239-2746 VVV 4 distance=84' 18328-2747 KPP 417 distance=89' 18325-2753 SKF2131 distance=90' 18346-2734 I 1026AB distance=100' 18346-2734 I 1026A,CD distance=100' 18346-2734 TOK 422Aa,Ab distance=100' 18264-2509 J 1742 distance=101' 18346-2734 I 1027CD distance=101' 18273-2503 LDS 639 distance=102' 18289-2503 H N 125AB distance=104' 18356-2617 OCC9050Ba,Bb distance=105' 18356-2617 B 396AB distance=105' 18354-2607 TDT 949 distance=106' 18229-2524 B 389 distance=108' 18319-2831 RST2062 distance=117' 18232-2825 HDS2601 distance=119' 18207-2754 TDT 809 distance=120' 18368-2617 RST3187AB distance=121' 18368-2617 RST3187AC distance=121' 18191-2644 B 387BC distance=121' 18191-2644 B 387BD distance=121' 18191-2644 B 387AB distance=121' 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 18281-2645 HDS2615 AB 186 0.3
Show 18281-2645 ARY 126 AC 135 54.1
Show 18280-2651 I 1366 225 0.4 6
Show 18277-2638 BU 133 230 0.6 9
Show 18290-2635 WNO 6 182 41.8 16
Show 18292-2640 B 391 65 0.2 16
Show 18289-2716 OCC 185 -1 0.1 33
Show 18286-2717 J 2214 119 5.3 34
Show 18307-2700 RST2059 5 1.9 38
Show 18275-2725 FIN 267 343 4.9 41
Show 18259-2713 RST2050 77 2.0 42
Show 18265-2601 J 2212 302 5.3 48
Show 18266-2600 J 2213 90 6.5 48
Show 18256-2724 COO 225 AB 359 5.9 52
Show 18256-2724 SIN 109 AC 89 69.0 52
Show 18257-2726 OCC 186 -1 0.1 52
Show 18322-2630 SKF2066 282 17.5 58
Show 18261-2740 J 2211 AB 49 5.7 63
Show 18261-2740 J 2211 AC 196 11.4 63
Show 18311-2738 J 1632 165 5.3 67
Show 18264-2749 B 2865 298 11.4 68
Show 18236-2610 HO 566 143 0.5 71
Show 18259-2752 RST2051 116 1.4 72
Show 18225-2651 JKS 21 AB 326 22.9 76
Show 18225-2651 JKS 21 AC 48 26.4 76
Show 18303-2533 B 394 197 0.2 79
Show 18296-2803 SKF2128 291 4.8 80
Show 18317-2541 OCC 264 -1 0.1 81
Show Kaus Borealis 18280-2525 WFC 208 184 82.5 81
Show 18312-2757 RST2060 Ba,Bb 8 0.6 83
Show 18239-2746 VVV 4 166 95.5 84
Show 18328-2747 KPP 417 57 5.0 89
Show 18325-2753 SKF2131 47 4.7 90
Show 18346-2734 I 1026 AB 41 9.0 100
Show 18346-2734 I 1026 A,CD 145 36.1 100
Show 18346-2734 TOK 422 Aa,Ab 102 0.1 100
Show 18264-2509 J 1742 233 4.6 101
Show 18346-2734 I 1027 CD 69 1.9 101
Show 18273-2503 LDS 639 353 21.1 102
Show 18289-2503 H N 125 AB 107 2.5 104
Show 18356-2617 OCC9050 Ba,Bb -1 0.0 105
Show 18356-2617 B 396 AB 218 1.7 105
Show 18354-2607 TDT 949 91 0.7 106
Show 18229-2524 B 389 223 0.3 108
Show 18319-2831 RST2062 3 0.8 117
Show 18232-2825 HDS2601 221 0.2 119
Show 18207-2754 TDT 809 108 0.5 120
Show 18368-2617 RST3187 AB 201 0.1 121
Show 18368-2617 RST3187 AC 41 12.7 121
Show 18191-2644 B 387 BC 164 0.8 121
Show 18191-2644 B 387 BD 321 4.7 121

 
 
WDS 18281-2645 : COMPONENTS
 
 
  A B
B pa=185.5°
sep=0.26"
 
C pa=138.4°
sep=51.26"
pa=138.2°
sep=51.08"
 
 
18281-2645 A
 
 
Coord arcsec 2000 182806.17-264525.8 Mag 6.4 Spectral class A3/A4V (white) PmRA -9.00
PmDE -36.0 SAO 186843 HIP 90510 Tycho2 6865-02122-1
HD 169938 HR 6914 GC 25184 CD CD-2613192
CP CP-26 6467
Tycho2
Tycho2 6865-02122-1 Pflag RAmdeg 277.02570613 DEmdeg -26.75725232
PmRA -5.1 PmDE -36.7 E RAmdeg 3 E DEmdeg 4
E pmRA 0.7 E pmDE 0.7 EpRAm 1991.50 EpDEm 1991.27
Num 24 Q RAmdeg 1.7 Q DEmdeg 1.2 Q pmRA 1.6
Q pmDE 1.4 BTmag 6.459 E BTmag 0.015 VTmag 6.296
E VTmag 0.010 Prox 546 TYC T HIP 90510
CCDM AB RAdeg 277.02571889 DEdeg -26.75716972 EpRA 1990 1.89
EpDE 1990 1.90 E RAdeg 3.4 E DEdeg 4.0 Posflg P
Corr -0.2
SAO
SAO 186843 DelFlag RA1950 PmRA1950 0.0001
DE1950 PmDE1950 -0.036 Vmag 6.3 SpType A3
Double code Source 70 CatNum 25184 DM CD-2613192
DMcomp BDsup HD 169938 M HD 0
GC 25184 RA1950rad 4.82139444 DE1950rad -0.46755542 PmRA2000 0
PmDE2000 -0.036
Hipparcos
Catalog H HIP 90510 Proxy H RAhms 18 28 06.17
DEdms -26 45 25.8 Vmag 6.28 VarFlag R Vmag G
RAdeg 277.026 DEdeg -26.7572 AstroRef A Plx 12.1
CCDM 18281-2645 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 172 Rho 0.33 HD 169938 BD
CD CD-2613192 CP CP-26 6467 Dm number -2613192 VIred 0.17
SpType A3/A4V R SpType Coord arcsec 2000 182806.17-264525.8
Hipparcos 2
HIP 90510 Sn 15 So 3 Nc 2
RArad 4.8350108648 DErad -0.4670005057 Plx 12.44 PmRA -9.43
PmDE -34.78 E RArad 0.62 E DErad 0.43 E Plx 0.74
E pmRA 0.88 E pmDE 0.52 Hpmag 6.3312 E Hpmag 0.0008
SHp 0.007 VA 0 BV 0.157 E BV 0.003
VI 0.17
CCDM
Ccdm 18281-2645 RComp Comp A Note1
Note2 Discov num DRAs 0.17 DDEs -26.1
R dRAs 82 Year Theta Rho
Obs 2 Vmag 6.4 Sp A3 PmNote *
PmRA -9 PmDE -36 Dm number -2613192 Cat1 CD
Name2 186843 Cat2 SAO HD 169938 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 90510
 
 
18281-2645 B
 
 
Coord arcsec 2000 182806.17-264526.1 Mag 9.31 Calc delta mag 2.91 Calc coord yes
CCDM
Ccdm 18281-2645 RComp Comp B Note1
Note2 Discov num HDS DRAs 0.17 DDEs -26.4
R dRAs 82 Year 1991 Theta 172 Rho 0.3
Obs 1 Vmag 9.3 Sp PmNote *
PmRA -9 PmDE -36 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 90510
 
 
18281-2645 C
 
 
Coord arcsec 2000 182808.71-264604.2 Mag 8.7 Spectral class B9V (blue-white) PmRA 2.00
PmDE -3.0 SAO 186845 Tycho2 6865-01636-1 HD 169969
DM CD-2613195 Calc delta mag 2.3 Calc coord yes
Tycho2
Tycho2 6865-01636-1 Pflag RAmdeg 277.03756381 DEmdeg -26.76803738
PmRA 2.0 PmDE -3.7 E RAmdeg 7 E DEmdeg 10
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.23 EpDEm 1990.58
Num 7 Q RAmdeg 1.0 Q DEmdeg 0.7 Q pmRA 0.9
Q pmDE 0.7 BTmag 8.835 E BTmag 0.018 VTmag 8.707
E VTmag 0.016 Prox 546 TYC T HIP
CCDM RAdeg 277.03755889 DEdeg -26.76802944 EpRA 1990 1.89
EpDE 1990 1.92 E RAdeg 6.8 E DEdeg 10.0 Posflg
Corr -0.3
SAO
SAO 186845 DelFlag RA1950 PmRA1950 0.0008
DE1950 PmDE1950 -0.049 Vmag 9 SpType A0
Double code Source 25 CatNum 12793 DM CD-2613195
DMcomp BDsup HD 169969 M HD 0
GC RA1950rad 4.82159804 DE1950rad -0.46775602 PmRA2000 0.0007
PmDE2000 -0.049