18118-1903 I 1479 (HD 166501)

 
 
18h 11m 46.22s -19° 02' 39.3" P.A. 237.00 sep 2.0 mag 9.13,11.60 Sp B5II/III
 
 
Coord 2000 18118-1903 Discov num I  1479 Comp Coord arcsec 2000 18 11 46.22 -19 02 39.3
Date first 1925 Date last 2015 Obs 3
Pa first 237 Pa last 236.5 P.A. Now (θ) 236.5°
Sep first 1.9 Sep last 2.022 Sep. Now (ρ) 2.022"
Mag pri 9.13 Mag sec 11.60 delta mag (ΔM) 2.47 Spectral class B5II/III (blue-white)
Pri motion ra +004 Sec motion ra
Pri motion dec -001 Sec motion dec
Notes S (Parallax indidates non-physical)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 166501 Constellation Sagittarius SAO 161160 Tycho2 6272-00448-1
Gaia DR2 4095477919212344448 HD 166501
 
 
WDS 18118-1903 I 1479 (HD 166501) : NOTES
 
 
No records found.

 
 
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
18118-1903 I 1479 1929 2 235 1.8 9.13 11.60 B5II/III 181146.22-190239.3
18118-1903 I 1479 2015 3 237 2.0 9.13 11.60 B5II/III S 181146.22-190239.3

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WDS 18118-1903 I 1479 (HD 166501) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18118-1903 I 1479 (HD 166501) : MEASURES
 
 
No records found.

 
 
WDS 18118-1903 (HD 166501) : VIRTUAL EYEPIECE
 
 

18118-1903 I  1479A mag 9.13 Sp B5II/III 18118-1903 I  1479B sep 1.9 P.A. 235.00 mag 11.6 virtual eyepiece
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Radius:
Components only
 
 
WDS 18118-1903 (HD 166501) : ALADIN DSS IMAGE @ 18h 11m 46.22s -19° 02' 39.3"
 
 
 
 
WDS 18118-1903 I 1479 (HD 166501) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


18118-1903  I  1479 distance=1' 18125-1901  SKF  95 distance=11' 18120-1852  OCC9177 distance=11' 18125-1852  VAT   2 distance=16' 18126-1917  ARA 732 distance=19' 18125-1847  ARA 460 distance=20' 18130-1914  LDS 629 distance=22' 18124-1840  KPP4092 distance=25' 18135-1903  ARA 734 distance=25' 18137-1903  SKF  97 distance=28' 18138-1904  ARA 735 distance=29' 18140-1904  ARA 736 distance=32' 18138-1847  HJ  594AB distance=32' 18138-1847  HJ  594AC distance=32' 18137-1845  FEN  28 distance=33' 18129-1933  BRT1519 distance=35' 18141-1912  CHR 234Aa,Ab distance=35' 18141-1912  ARA 738AB distance=35' 18143-1904  B  2859AB distance=36' 18143-1904  SIN 108AC distance=36' 18101-1929  SKF 934 distance=36' 18143-1902  ARA 740 distance=37' 18118-1825  HJ 2820AB distance=40' 18118-1825  HJ 2820AC distance=40' 18118-1825  HJ 2820BC distance=40' 18089-1901  ARA 731 distance=41' 18140-1931  ARA 737 distance=44' 18147-1847  TOB 272BC distance=45' 18147-1847  TOB 272AB distance=46' 18129-1945  OCC 465 distance=46' 18147-1922  OCC 466 distance=46' 18150-1900  ARA 741 distance=46' 18150-1857  RST3167 distance=47' 18130-1819  TDT 739 distance=48' 18150-1912  LEO  15AB distance=48' 18150-1912  LEO  15AC distance=48' 18150-1912  OCC9178Aa,Ab distance=48' 18112-1951  OCC9175Ba,Bb distance=49' 18112-1951  BU  132AB distance=49' 18112-1951  TOK  57Aa,Ab distance=49' 18084-1856  AOT  70CD distance=49' 18135-1945  OCC 467 distance=49' 18116-1952  OCC9176 distance=49' 18084-1856  I   625AB distance=49' 18084-1856  AOT  69AB,C distance=49' 18084-1856  AOT  70AB,D distance=49' 18153-1900  BU  284AB distance=50' 18153-1900  BU  284AC distance=50' 18153-1900  BU  284AD distance=50' 18153-1900  BU  284AE distance=50' 18153-1900  BU  284AF distance=50' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 18118-1903 I 1479 237 2.0 1
Show 18125-1901 SKF 95 122 5.9 11
Show 18120-1852 OCC9177 -1 0.0 11
Show 18125-1852 VAT 2 86 7.6 16
Show 18126-1917 ARA 732 93 9.3 19
Show 18125-1847 ARA 460 86 13.7 20
Show 18130-1914 LDS 629 132 48.2 22
Show 18124-1840 KPP4092 335 1.6 25
Show 18135-1903 ARA 734 211 10.8 25
Show 18137-1903 SKF 97 269 2.5 28
Show 18138-1904 ARA 735 93 9.6 29
Show 18140-1904 ARA 736 336 11.6 32
Show 18138-1847 HJ 594 AB 121 7.6 32
Show 18138-1847 HJ 594 AC 238 13.5 32
Show 18137-1845 FEN 28 256 3.6 33
Show 18129-1933 BRT1519 55 5.2 35
Show 18141-1912 CHR 234 Aa,Ab 60 0.2 35
Show 18141-1912 ARA 738 AB 61 15.4 35
Show 18143-1904 B 2859 AB 48 6.6 36
Show 18143-1904 SIN 108 AC 149 11.3 36
Show 18101-1929 SKF 934 352 2.4 36
Show 18143-1902 ARA 740 53 9.2 37
Show 18118-1825 HJ 2820 AB 279 5.8 40
Show 18118-1825 HJ 2820 AC 82 12.9 40
Show 18118-1825 HJ 2820 BC 87 18.5 40
Show 18089-1901 ARA 731 224 6.3 41
Show 18140-1931 ARA 737 104 14.0 44
Show 18147-1847 TOB 272 BC 324 18.4 45
Show 18147-1847 TOB 272 AB 330 28.8 46
Show 18129-1945 OCC 465 -1 0.1 46
Show 18147-1922 OCC 466 -1 0.9 46
Show 18150-1900 ARA 741 355 14.7 46
Show 18150-1857 RST3167 153 4.5 47
Show 18130-1819 TDT 739 253 2.2 48
Show 18150-1912 LEO 15 AB 112 4.0 48
Show 18150-1912 LEO 15 AC 300 8.1 48
Show 18150-1912 OCC9178 Aa,Ab -1 0.1 48
Show 18112-1951 OCC9175 Ba,Bb -1 0.0 49
Show 18112-1951 BU 132 AB 187 1.4 49
Show 18112-1951 TOK 57 Aa,Ab 16 0.0 49
Show 18084-1856 AOT 70 CD 286 35.5 49
Show 18135-1945 OCC 467 -1 0.1 49
Show 18116-1952 OCC9176 -1 0.0 49
Show 18084-1856 I 625 AB 44 1.8 49
Show 18084-1856 AOT 69 AB,C 92 16.8 49
Show 18084-1856 AOT 70 AB,D 299 19.6 49
Show 18153-1900 BU 284 AB 358 18.1 50
Show 18153-1900 BU 284 AC 86 31.1 50
Show 18153-1900 BU 284 AD 192 57.8 50
Show 18153-1900 BU 284 AE 188 75.3 50
Show 18153-1900 BU 284 AF 267 138.7 50

 
 
WDS 18118-1903 : COMPONENTS
 
 
  A
B pa=235.0°
sep=1.95"
 
 
18118-1903 A
 
 
Componente originario normalizzato AB Name HD 166501 Coord arcsec 2000 181146.22-190239.3 Mag 9.13
Spectral class B5II/III (blue-white) PmRA 4.00 PmDE -1.0 SAO 161160
Tycho2 6272-00448-1 HD 166501 DM BD-19 4892
Tycho2
Tycho2 6272-00448-1 Pflag RAmdeg 272.94262354 DEmdeg -19.04427117
PmRA 5.5 PmDE 0.6 E RAmdeg 10 E DEmdeg 12
E pmRA 1.4 E pmDE 1.4 EpRAm 1990.38 EpDEm 1989.39
Num 8 Q RAmdeg 0.7 Q DEmdeg 0.9 Q pmRA 0.7
Q pmDE 0.9 BTmag 9.278 E BTmag 0.020 VTmag 9.129
E VTmag 0.020 Prox 999 TYC T HIP
CCDM RAdeg 272.94261028 DEdeg -19.04427250 EpRA 1990 1.84
EpDE 1990 1.76 E RAdeg 9.7 E DEdeg 12.5 Posflg
Corr -0.1
SAO
SAO 161160 DelFlag RA1950 PmRA1950 0
DE1950 PmDE1950 -0.007 Vmag 8.9 SpType B9
Double code Source 22 CatNum 7524 DM BD-19 4892
DMcomp BDsup HD 166501 M HD 0
GC RA1950rad 4.7508856 DE1950rad -0.33260366 PmRA2000 0.0001
PmDE2000 -0.006
CCDM
Ccdm 18118-1903 RComp Comp A Note1
Note2 Discov num DRAs -1.80 DDEs 20.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.2 Sp B9 PmNote *
PmRA 0 PmDE -7 Dm number -19 4892 Cat1 BD
Name2 161160 Cat2 SAO HD 166501 M HD
ADS BDS A11138 M ADS BDS N IDS IDS 18059S1904A
HIC
 
 
18118-1903 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 181146.11-190240.4 Mag 11.6 Calc delta mag 2.47
Calc coord yes
CCDM
Ccdm 18118-1903 RComp Comp B Note1
Note2 Discov num I 1479 DRAs DDEs
R dRAs Year 1925 Theta 237 Rho 1.9
Obs 1 Vmag 11.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11138 M ADS BDS N IDS IDS 18059S1904B
HIC