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Doubles in session


Current system
18347-6557
I 634
HD 170526


Nearby doubles
20' : 18342-6617
MLO 5

22' : 18315-6605
TDT 926

44' : 18391-6523
SKF 370

46' : 18382-6638
LDS 646

47' : 18274-6545
TDT 884

47' : 18383-6516
RST 993

57' : 18255-6605
HJ 5039

60' : 18357-6656
DON 909

65' : 18451-6607
KPP1463

68' : 18256-6636
MLO 80

68' : 18442-6634
UC 3657

69' : 18431-6643
NZO 91

72' : 18463-6608
TDT1046

74' : 18272-6655
TDT 879

78' : 18474-6552
LDS 650

82' : 18421-6705
TDS 935

84' : 18211-6606
MLO 79

88' : 18297-6436
RST5448AB

94' : 18454-6452
SKF 105AB

94' : 18490-6525
SKF1648

98' : 18503-6542
KPP1663

99' : 18191-6536
TDT 793

100' : 18197-6523
TDT 798

101' : 18188-6627
UC 3551

102' : 18193-6637
LDS 632

102' : 18296-6734
DON 899



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.

18347-6557 I 634 (HD 170526)

 
 
18h 34m 43.30s -65° 57' 11.0" P.A. 357.00 sep 2.9 mag 9.40,11.90 Sp G3/6+A:
 
 
Coord 2000 18347-6557 Discov num I   634 Comp Coord arcsec 2000 18 34 43.30 -65 57 11.0
Date first 1909 Date last 1998 Obs 7
Pa first 10 Pa last 356.7 P.A. Now (θ) 356.7°
Sep first 2.0 Sep last 2.947 Sep. Now (ρ) 2.947"
Mag pri 9.40 Mag sec 11.90 delta mag (ΔM) 2.5 Spectral class G3/6+A: (yellow/white)
Pri motion ra +021 Sec motion ra +017
Pri motion dec -052 Sec motion dec +007
Notes N (See Notes)
rPM=1.054
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 170526 Constellation Pavo Tycho2 9081-01686-1 Gaia DR2 6436701636357328768
HD 170526
 
 
WDS 18347-6557 I 634 (HD 170526) : NOTES
 
 
discov_num notes refcode
I 634 Spectrum: G3/6III+(A).
 
 
REFERENCES
 
 
refcode metd author reference
I__1895 Ma - Innes, R.T.A. 1895MNRAS..55..312I
I__1895 +Mb MNRAS 55, 312,544, 1895
I__1896 Mb - Innes, R.T.A. 1896JBAA....6..261I
I__1896 J. British Astron. Assoc. 6, 261, 1896
I__1897a Ma - Innes, R.T.A. 1897MNRAS..57..533I
I__1897a MNRAS 57, 533, 1897 (data also in I__1897b, 1897AN....143..171I
I__1897a I__1897c) 1897AN....144...89I
I__1897b Ma - Innes, R.T.A. 1897AN....143..171I
I__1897b AN 143, 171, 1897
I__1897c Ma - Innes, R.T.A. 1897AN....144...89I
I__1897c AN 144, 89, 1897
I__1897d Ma - Innes, R.T.A. 1897AN....145...93I
I__1897d AN 145, 93, 1897
I__1897e Ma - Innes, R.T.A. 1897MNRAS..57..456I
I__1897e +Mb MNRAS 57, 456, 1897
I__1897f Ma - Innes, R.T.A. 1897MNRAS..58...48I
I__1897f MNRAS 58, 48, 1897
I__1897g Ma - Innes, R.T.A. 1897AJ.....18...65I
I__1897g AJ 18, 65, 1897
I__1898 Ma - Innes, R.T.A. 1898AN....146..369I
I__1898 AN 146, 369, 1898
I__1899 Ma - Innes, R.T.A. 1899QB4.C22v2......
I__1899 Ann. Cape Obs. 2, Pt.2, 1899 (Innes Reference Catalog)
I__1901 Ma - Innes, R.T.A. 1901MNRAS..61..575.
I__1901 MNRAS 61, 575, 1901 (data also in I__1905) 1905AnCap...2....4I
I__1902a Ma - Innes, R.T.A. 1902MNRAS..62..470I
I__1902a MNRAS 62, 470, 1902 (data also in I__1905) 1905AnCap...2....4I
I__1902b Ma - Innes, R.T.A. 1902MNRAS..63...76I
I__1902b MNRAS 63, 76, 1902 (some data also in I__1905) 1905AnCap...2....4I
I__1903 - Innes, R.T.A. 1903MNRAS..64..130I
I__1903 MNRAS 64, 130, 1903 (data also in I__1905) 1905AnCap...2....4I
I__1903b Ma - Innes, R.T.A. 1903Obs....26..285I
I__1903b Obs 26, 285, 1903 (some data also in I__1905) 1905AnCap...2....4I
I__1905 Ma - Innes, R.T.A. 1905AnCap...2....4I
I__1905 Ann. Cape Obs. 2, Pt.4, 1905
I__1907 Ma - Innes, R.T.A. 1907Obs....30...61I
I__1907 Obs 30, 61, 1907
I__1908 - Innes, R.T.A. 1908Obs....31..289I
I__1908 Obs 31, 289, 1908 (measures also in I__1909)
I__1909 Ma - Innes, R.T.A. .
I__1909 Transvaal Obs. Circ. 1, 1, 1909
I__1910 Ma - Innes, R.T.A. .
I__1910 Transvaal Obs. Circ. 1, 21, 1910
I__1911 Ma - Innes, R.T.A. .
I__1911 Transvaal Obs. Circ. 1, 61, 1911
I__1912 Ma - Innes, R.T.A. .
I__1912 Transvaal Obs. Circ. 1, 111, 1912
I__1913a Ma - Innes, R.T.A. 1913CiUO....4...31.
I__1913a Union Obs. Johannesburg Circ. 4, 31, 1913
I__1913b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1913CiUO....4...31.
I__1913b Union Obs. Johannesburg Circ. 4, 31, 1913
I__1914 Ma - Innes, R.T.A. 1914CiUO...14...97.
I__1914 Union Obs. Johannesburg Circ. 14, 97, 1914
I__1915a Ma - Innes, R.T.A. 1915CiUO...24..185.
I__1915a Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915b Ma - Innes, R.T.A. (measure by Cox, G.W.) 1915CiUO...24..185.
I__1915b Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915c Ma - Innes, R.T.A. (measure by Johnson, E.L.) 1915CiUO...24..185.
I__1915c Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915d Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1915CiUO...24..185.
I__1915d Union Obs. Johannesburg Circ. 24, 185, 1915
I__1915e - Innes, R.T.A. 1915Obs....38..221I
I__1915e Obs 38, 221, 1915 (measures also in I__1916) 1916CiUO...33..249I
I__1915f - Innes, R.T.A. 1915Obs....38..333I
I__1915f Obs 38, 333, 1915 (measures also in I__1915) 1915CiUO...24..185I
I__1916a Ma - Innes, R.T.A. 1916CiUO...33..249I
I__1916a Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1916CiUO...33..249I
I__1916b Union Obs. Johannesburg Circ. 33, 249, 1916
I__1916c Ma - Innes, R.T.A. (measure by van der Spuy, K.) 1916CiUO...33..249I
I__1916c Union Obs. Johannesburg Circ. 33, 249, 1916
I__1917a Ma - Innes, R.T.A. 1917CiUO...37..285I
I__1917a Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917b Ma - Innes, R.T.A. (measure by Johnson, E.L.) 1917CiUO...37..285I
I__1917b Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917c Ma - Innes, R.T.A. (measure by van der Spuy, K.) 1917CiUO...37..285I
I__1917c Union Obs. Johannesburg Circ. 37, 285, 1917
I__1917d Ma - Innes, R.T.A. (measure by Worssell, W.M.) 1917CiUO...37..285I
I__1917d Union Obs. Johannesburg Circ. 37, 285, 1917
I__1918 Ma - Innes, R.T.A. 1918CiUO...41..339I
I__1918 Union Obs. Johannesburg Circ. 41, 339, 1918
I__1927a Ma - Innes, R.T.A. 1927sdsc.book.....I
I__1927a +Po Southern Double Star Cat. 1927
I__1927b Ma - Innes, R.T.A. & van den Bos, W.H. 1927sdsc.book.....I
I__1927b Southern Double Star Cat. 1927
I__1932A Ma - Innes, R.T.A. 1932QB821.A43......
I__1932A cited in ADS (Aitken Double Star Cat.), 1932
I__1948a Ma - Innes, R.T.A. 1948CiUO..106..193I
I__1948a +Po Union Obs. Johannesburg Circ. 106, 193, 1948
I__1948b Ma - Innes, R.T.A. (measure by Simpkins, R.P.) 1948CiUO..106..193I
I__1948b Union Obs. Johannesburg Circ. 106, 193, 1948
I__9999 Ma - Innes, R.T.A. ...................
I__9999 +Mb Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18347-6557 I 634 1941 6 357 3.2 9.40 11.90 N 183443.30-655711.0
18347-6557 I 634 1998 7 357 2.9 9.40 11.90 N 183443.30-655711.0

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

 
 
WDS 18347-6557 I 634 (HD 170526) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18347-6557 I 634 (HD 170526) : MEASURES
 
 
No records found.

 
 
WDS 18347-6557 (HD 170526) : VIRTUAL EYEPIECE
 
 

18347-6557 I 634A mag 9.4 Sp G3/6 18347-6557 I 634B sep 2.9 P.A. 358.70 mag 11.9 Sp A: 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 18347-6557 (HD 170526) : ALADIN DSS IMAGE @ 18h 34m 43.30s -65° 57' 11.0"
 
 
 
 
WDS 18347-6557 I 634 (HD 170526) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18347-6557 I 634 distance=0' 18342-6617 MLO 5 distance=20' 18315-6605 TDT 926 distance=22' 18391-6523 SKF 370 distance=44' 18382-6638 LDS 646 distance=46' 18274-6545 TDT 884 distance=47' 18383-6516 RST 993 distance=47' 18255-6605 HJ 5039 distance=57' 18357-6656 DON 909 distance=60' 18451-6607 KPP1463 distance=65' 18256-6636 MLO 80 distance=68' 18442-6634 UC 3657 distance=68' 18431-6643 NZO 91 distance=69' 18463-6608 TDT1046 distance=72' 18272-6655 TDT 879 distance=74' 18474-6552 LDS 650 distance=78' 18421-6705 TDS 935 distance=82' 18211-6606 MLO 79 distance=84' 18297-6436 RST5448AB distance=88' 18454-6452 SKF 105AB distance=94' 18454-6452 CVN 59AC distance=94' 18490-6525 SKF1648 distance=94' 18454-6452 BIL 4Ba,Bb distance=95' 18503-6542 KPP1663 distance=98' 18191-6536 TDT 793 distance=99' 18197-6523 TDT 798 distance=100' 18188-6627 UC 3551 distance=101' 18193-6637 LDS 632 distance=102' 18296-6734 DON 899 distance=102' 18241-6717 TDT 836 distance=102' 18514-6548 TDS 950 distance=103' 18358-6742 TDT 951 distance=105' 18172-6603 UC 3545 distance=107' 18442-6728 UC 3658 distance=107' 18317-6742 MLO 81 distance=107' 18285-6417 UC 3588 distance=108' 18262-6417 FIN 265 distance=114' 18200-6444 KPP 934 distance=118' 18299-6753 DON 900 distance=120' 18255-6413 TDT 855 distance=120' 18432-6746 DON 916 distance=120' 18411-6752 TDT 992 distance=121' 18410-6754 TDT 991 distance=123' 18187-6446 FIN 263 distance=123' 18303-6758 TDT 918 distance=124' 18217-6735 WIS 326 distance=125' 18487-6427 I 639 distance=127' 18388-6353 BRT2012 distance=128' 18152-6649 I 627AB distance=129' 18152-6649 BAU 54AC distance=129' 18334-6349 KPP2265 distance=129' 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 18347-6557 I 634 357 2.9
Show 18342-6617 MLO 5 292 4.4 20
Show 18315-6605 TDT 926 199 0.4 22
Show 18391-6523 SKF 370 70 7.0 44
Show 18382-6638 LDS 646 135 25.0 46
Show 18274-6545 TDT 884 164 0.6 47
Show 18383-6516 RST 993 42 0.4 47
Show 18255-6605 HJ 5039 127 16.5 57
Show 18357-6656 DON 909 330 0.5 60
Show 18451-6607 KPP1463 11 11.0 65
Show 18256-6636 MLO 80 334 2.8 68
Show 18442-6634 UC 3657 71 17.7 68
Show 18431-6643 NZO 91 162 1.8 69
Show 18463-6608 TDT1046 88 1.0 72
Show 18272-6655 TDT 879 300 2.1 74
Show 18474-6552 LDS 650 253 13.1 78
Show 18421-6705 TDS 935 282 0.9 82
Show 18211-6606 MLO 79 247 3.9 84
Show 18297-6436 RST5448 AB 181 0.3 88
Show 18454-6452 SKF 105 AB 65 71.3 94
Show 18454-6452 CVN 59 AC 319 7.4 94
Show 18490-6525 SKF1648 74 23.1 94
Show 18454-6452 BIL 4 Ba,Bb 92 0.1 95
Show 18503-6542 KPP1663 97 12.8 98
Show 18191-6536 TDT 793 288 2.6 99
Show 18197-6523 TDT 798 68 0.5 100
Show 18188-6627 UC 3551 116 63.7 101
Show 18193-6637 LDS 632 220 89.8 102
Show 18296-6734 DON 899 41 0.9 102
Show 18241-6717 TDT 836 304 1.3 102
Show 18514-6548 TDS 950 299 1.2 103
Show 18358-6742 TDT 951 20 1.0 105
Show 18172-6603 UC 3545 321 28.7 107
Show 18442-6728 UC 3658 330 37.8 107
Show 18317-6742 MLO 81 35 4.5 107
Show 18285-6417 UC 3588 154 23.5 108
Show 18262-6417 FIN 265 143 2.3 114
Show 18200-6444 KPP 934 27 7.7 118
Show 18299-6753 DON 900 222 4.3 120
Show 18255-6413 TDT 855 126 2.4 120
Show 18432-6746 DON 916 178 4.6 120
Show 18411-6752 TDT 992 117 0.9 121
Show 18410-6754 TDT 991 109 0.4 123
Show 18187-6446 FIN 263 234 0.1 123
Show 18303-6758 TDT 918 181 1.6 124
Show 18217-6735 WIS 326 149 49.4 125
Show 18487-6427 I 639 71 2.1 127
Show 18388-6353 BRT2012 352 4.7 128
Show 18152-6649 I 627 AB 218 3.0 129
Show 18152-6649 BAU 54 AC 165 44.5 129
Show 18334-6349 KPP2265 292 18.9 129

 
 
WDS 18347-6557 : COMPONENTS
 
 
  A
B pa=358.7°
sep=2.94"
 
 
18347-6557 A
 
 
Componente originario normalizzato AB Name HD 170526 Coord arcsec 2000 183443.30-655711.0 Mag 9.4
Spectral class G3/6 (yellow) PmRA 21.00 PmDE -52.0 Tycho2 9081-01686-1
HD 170526 DM CP-66 3381
Tycho2
Tycho2 9081-01686-1 Pflag RAmdeg 278.68043808 DEmdeg -65.95305818
PmRA 19.6 PmDE -36.8 E RAmdeg 11 E DEmdeg 10
E pmRA 4.1 E pmDE 4.0 EpRAm 1991.64 EpDEm 1991.66
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 10.107 E BTmag 0.022 VTmag 9.396
E VTmag 0.016 Prox 999 TYC T HIP
CCDM RAdeg 278.68032806 DEdeg -65.95297361 EpRA 1990 1.74
EpDE 1990 1.74 E RAdeg 10.7 E DEdeg 9.8 Posflg
Corr -0.2
CCDM
Ccdm 18347-6557 RComp Comp A Note1
Note2 Discov num DRAs 1.40 DDEs -10.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.9 Sp G5 PmNote *
PmRA 31 PmDE -27 Dm number -66 3381 Cat1 CPD
Name2 Cat2 HD 170526 M HD
ADS BDS M ADS BDS N IDS IDS 18247S6602A
HIC
 
 
18347-6557 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183443.29-655708.1 Mag 11.9 Spectral class A: (white)
PmRA 17.00 PmDE 7.0 Calc delta mag 2.5 Calc coord yes
CCDM
Ccdm 18347-6557 RComp Comp B Note1
Note2 Discov num I 634 DRAs DDEs
R dRAs Year 1911 Theta 356 Rho 2.7
Obs 3 Vmag 11.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18247S6602B
HIC