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Current system
17261-2736
I 1069
HD 157736


Nearby doubles
10' : 17260-2727
LDS 596

29' : 17273-2759
VVV 42

31' : 17248-2801
FIN 4

37' : 17257-2659
I 1320

45' : 17228-2741
I 1002

48' : 17232-2804
SKF2545

57' : 17261-2833
RSS 440

65' : 17306-2712
SEE 332AB

71' : 17209-2721
BU 127

72' : 17207-2739
OCC 184

73' : 17207-2734
RST1953

75' : 17313-2803
B 344AB

77' : 17268-2620
BU 128

84' : 17319-2807
LSC 74

98' : 17228-2609
RST1957

110' : 17316-2616
CHR 229

114' : 17337-2645
RST4572

114' : 17312-2909
BRT3045

116' : 17175-2746
TRN 24AB

117' : 17299-2551
RST3106

119' : 17213-2916
VVV 41

120' : 17328-2856
KPP2486

123' : 17231-2932
B 338

125' : 17289-2936
B 341

127' : 17177-2638
H 1 35

130' : 17286-2531
BU 129



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.

17261-2736 I 1069 (HD 157736)

 
 
17h 26m 05.87s -27° 35' 58.3" P.A. 348.00 sep 5.7 mag 7.51,11.30 Sp A0V dist. 151.52 pc (494.26 l.y.)
 
 
Coord 2000 17261-2736 Discov num I  1069 Comp Coord arcsec 2000 17 26 05.87 -27 35 58.3
Date first 1913 Date last 2016 Obs 8
Pa first 350 Pa last 347.9 P.A. Now (θ) 347.9°
Sep first 4.7 Sep last 5.714 Sep. Now (ρ) 5.714"
Mag pri 7.51 Mag sec 11.30 delta mag (ΔM) 3.79 Spectral class A0V (white)
Pri motion ra -005 Sec motion ra
Pri motion dec -045 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 157736 Constellation Ophiuchus SAO 185395 HIP 85318
Tycho2 6833-00020-1 Gaia DR2 4059980667347214208 HD 157736 GC 23578
CD CD-2711652 CP CP-27 5650 Distance 151.52 Distance ly 494.26
 
 
WDS 17261-2736 I 1069 (HD 157736) : 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
17261-2736 I 1069 1998 5 348 5.7 7.50 11.30 A0V D 172605.87-273558.3
17261-2736 I 1069 2015 6 348 5.7 7.51 11.30 A0V 172605.87-273558.3
17261-2736 I 1069 2016 8 348 5.7 7.51 11.30 A0V 172605.87-273558.3

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

 
 
WDS 17261-2736 I 1069 (HD 157736) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17261-2736 I 1069 (HD 157736) : MEASURES
 
 
No records found.

 
 
WDS 17261-2736 (HD 157736) : VIRTUAL EYEPIECE
 
 

17261-2736 I 1069A mag 7.51 Sp A0V 17261-2736 I 1069B sep 5.7 P.A. 349.20 mag 11.3 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 17261-2736 (HD 157736) : ALADIN DSS IMAGE @ 17h 26m 05.87s -27° 35' 58.3"
 
 
 
 
WDS 17261-2736 I 1069 (HD 157736) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17261-2736 I 1069 distance=0' 17260-2727 LDS 596 distance=10' 17273-2759 VVV 42 distance=29' 17248-2801 FIN 4 distance=31' 17257-2659 I 1320 distance=37' 17228-2741 I 1002 distance=45' 17232-2804 SKF2545 distance=48' 17261-2833 RSS 440 distance=57' 17306-2712 SEE 332AB distance=65' 17306-2712 SEE 332AC distance=65' 17209-2721 BU 127 distance=71' 17207-2739 OCC 184 distance=72' 17207-2734 RST1953 distance=73' 17313-2803 B 344AB distance=75' 17313-2803 B 344AC distance=75' 17268-2620 BU 128 distance=77' 17319-2807 LSC 74 distance=84' 17228-2609 RST1957 distance=98' 17316-2616 CHR 229 distance=110' 17337-2645 RST4572 distance=114' 17312-2909 BRT3045 distance=114' 17175-2746 TRN 24AB distance=116' 17175-2746 TRN 24AC distance=116' 17299-2551 RST3106 distance=117' 17213-2916 VVV 41 distance=119' 17328-2856 KPP2486 distance=120' 17231-2932 B 338 distance=123' 17289-2936 B 341 distance=125' 17177-2638 H 1 35 distance=127' 17286-2531 BU 129 distance=130' 17206-2924 RST3088 distance=131' 17272-2957 B 340 distance=142' 17283-2513 RST3100 distance=146' 17363-2834 B 347 distance=147' 17151-2750 ELP 40 distance=148' 17349-2909 HDS2483 distance=149' 17279-2508 RST3098 distance=150' 17153-2636 SHJ 243BD distance=156' 17153-2636 SHJ 243AB (Guniibuu) distance=156' 17153-2636 SHJ 243AC (Guniibuu) distance=156' 17153-2636 SHJ 243AE (Guniibuu) distance=156' 17153-2636 SHJ 243AD (Guniibuu) distance=156' 17224-3006 RST1954 distance=157' 17316-2958 B 345 distance=160' 17146-2825 RSS 433 distance=160' 17336-2942 RST1972 distance=161' 17193-2949 SKF 359 distance=161' 17366-2900 B 348 distance=163' 17224-3012 HO 413 distance=164' 17383-2712 RSS 453 distance=165' 17220-2500 CHR 182 distance=166' 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 17261-2736 I 1069 348 5.7
Show 17260-2727 LDS 596 312 19.6 10
Show 17273-2759 VVV 42 241 5.3 29
Show 17248-2801 FIN 4 204 1.2 31
Show 17257-2659 I 1320 192 0.5 37
Show 17228-2741 I 1002 39 3.5 45
Show 17232-2804 SKF2545 124 3.5 48
Show 17261-2833 RSS 440 314 9.2 57
Show 17306-2712 SEE 332 AB 191 7.6 65
Show 17306-2712 SEE 332 AC 8 16.3 65
Show 17209-2721 BU 127 91 5.4 71
Show 17207-2739 OCC 184 -1 0.1 72
Show 17207-2734 RST1953 313 1.9 73
Show 17313-2803 B 344 AB 261 1.7 75
Show 17313-2803 B 344 AC 297 16.6 75
Show 17268-2620 BU 128 326 4.6 77
Show 17319-2807 LSC 74 90 0.8 84
Show 17228-2609 RST1957 102 1.0 98
Show 17316-2616 CHR 229 191 0.4 110
Show 17337-2645 RST4572 153 3.4 114
Show 17312-2909 BRT3045 228 4.7 114
Show 17175-2746 TRN 24 AB 206 4.0 116
Show 17175-2746 TRN 24 AC 147 7.6 116
Show 17299-2551 RST3106 262 3.1 117
Show 17213-2916 VVV 41 3 8.7 119
Show 17328-2856 KPP2486 39 22.1 120
Show 17231-2932 B 338 101 5.0 123
Show 17289-2936 B 341 248 0.4 125
Show 17177-2638 H 1 35 337 5.8 127
Show 17286-2531 BU 129 350 0.2 130
Show 17206-2924 RST3088 336 0.7 131
Show 17272-2957 B 340 304 0.6 142
Show 17283-2513 RST3100 139 0.4 146
Show 17363-2834 B 347 58 1.6 147
Show 17151-2750 ELP 40 190 0.1 148
Show 17349-2909 HDS2483 97 0.6 149
Show 17279-2508 RST3098 166 0.3 150
Show 17153-2636 SHJ 243 BD 337 272.3 156
Show Guniibuu 17153-2636 SHJ 243 AB 138 5.1 156
Show Guniibuu 17153-2636 SHJ 243 AC 74 732.5 156
Show Guniibuu 17153-2636 SHJ 243 AE 313 38.2 156
Show Guniibuu 17153-2636 SHJ 243 AD 342 295.5 156
Show 17224-3006 RST1954 240 3.6 157
Show 17316-2958 B 345 115 0.6 160
Show 17146-2825 RSS 433 252 8.7 160
Show 17336-2942 RST1972 69 0.5 161
Show 17193-2949 SKF 359 317 11.9 161
Show 17366-2900 B 348 215 5.3 163
Show 17224-3012 HO 413 312 18.4 164
Show 17383-2712 RSS 453 60 20.2 165
Show 17220-2500 CHR 182 54 0.2 166

 
 
WDS 17261-2736 : COMPONENTS
 
 
  A
B pa=349.2°
sep=5.69"
 
 
17261-2736 A
 
 
Componente originario normalizzato AB Name HD 157736 Coord arcsec 2000 172605.87-273558.3 Mag 7.51
Spectral class A0V (white) PmRA -5.00 PmDE -45.0 SAO 185395
HIP 85318 Tycho2 6833-00020-1 HD 157736 GC 23578
CD CD-2711652 CP CP-27 5650
Tycho2
Tycho2 6833-00020-1 Pflag RAmdeg 261.52444793 DEmdeg -27.59962834
PmRA -7.7 PmDE -41.3 E RAmdeg 5 E DEmdeg 5
E pmRA 0.9 E pmDE 1.0 EpRAm 1991.04 EpDEm 1990.92
Num 17 Q RAmdeg 0.6 Q DEmdeg 0.6 Q pmRA 0.7
Q pmDE 0.6 BTmag 7.598 E BTmag 0.015 VTmag 7.514
E VTmag 0.012 Prox 999 TYC T HIP 85318
CCDM RAdeg 261.52446833 DEdeg -27.59952861 EpRA 1990 1.67
EpDE 1990 1.33 E RAdeg 4.5 E DEdeg 5.3 Posflg
Corr 0.0
SAO
SAO 185395 DelFlag RA1950 PmRA1950 0.0002
DE1950 PmDE1950 -0.031 Vmag 7.4 SpType B9
Double code Source 70 CatNum 23578 DM CD-2711652
DMcomp BDsup HD 157736 M HD 0
GC 23578 RA1950rad 4.5507756 DE1950rad -0.48094176 PmRA2000 0.0001
PmDE2000 -0.03
Hipparcos
Catalog H HIP 85318 Proxy RAhms 17 26 05.87
DEdms -27 35 58.3 Vmag 7.49 VarFlag R Vmag H
RAdeg 261.524 DEdeg -27.5995 AstroRef Plx 6.43
CCDM 17261-2736 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 157736 BD
CD CD-2711652 CP CP-27 5650 Dm number -2711652 VIred 0.06
SpType B9/B9.5V R SpType Coord arcsec 2000 172605.87-273558.3
Hipparcos 2
HIP 85318 Sn 5 So 0 Nc 1
RArad 4.5644630574 DErad -0.4817025985 Plx 6.6 PmRA -9
PmDE -40.79 E RArad 0.69 E DErad 0.41 E Plx 0.79
E pmRA 0.74 E pmDE 0.41 Hpmag 7.5194 E Hpmag 0.0011
SHp 0.01 VA 0 BV 0.067 E BV 0.012
VI 0.08
CCDM
Ccdm 17261-2736 RComp Comp A Note1
Note2 Discov num DRAs -0.10 DDEs 1.6
R dRAs 41 Year Theta Rho
Obs 2 Vmag 7.4 Sp B9 PmNote *
PmRA 4 PmDE -31 Dm number -2711652 Cat1 CD
Name2 185395 Cat2 SAO HD 157736 M HD
ADS BDS A10538 M ADS BDS N IDS IDS 17198S2731A
HIC 85318
 
 
17261-2736 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 172605.79-273552.7 Mag 11.3 Calc delta mag 3.79
Calc coord yes
CCDM
Ccdm 17261-2736 RComp Comp B Note1
Note2 Discov num I 1069 DRAs -0.16 DDEs 7.0
R dRAs 90 Year 1913 Theta 350 Rho 5.5
Obs 3 Vmag 11.4 Sp PmNote
PmRA 4 PmDE -31 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10538 M ADS BDS N IDS IDS 17198S2731B
HIC 85318