stampa
Login

Less is more. Filter out doubles you can't observe!
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
17206-5926
HJ 4931
HD 156335


Nearby doubles
19' : 17211-5944
RST5077

19' : 17192-5942
HDO 312

20' : 17181-5932
RST5075

28' : 17222-5902
HJ 4934

31' : 17244-5919
JSP 717

33' : 17249-5924
HDS2458

35' : 17248-5913
I 385AB

37' : 17234-5857
TDT 334

37' : 17231-5958
RST5078

43' : 17254-5903
R 300

44' : 17240-6002
R 299

54' : 17147-5857
TDT 285

55' : 17207-6020
RST5076

56' : 17173-6016
B 1853

61' : 17228-5828
COO 213AB

64' : 17182-6027
CVN 28AB

65' : 17211-6031
FIN 254

67' : 17177-5824
BRT3182

69' : 17128-6000
KPP1242

69' : 17118-5919
JSP 708

69' : 17141-6015
HDS2435

73' : 17256-5825
I 594

78' : 17130-5836
HJ 4920

78' : 17308-5920
JSP 931

79' : 17190-6045
B 2830

82' : 17255-6039
TDT 344



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.

17206-5926 HJ 4931 (HD 156335)

 
 
17h 20m 37.04s -59° 26' 25.9" P.A. 255.00 sep 0.8 mag 7.76,7.78 Sp A0V dist. 505.05 pc (1647.47 l.y.)
 
 
Coord 2000 17206-5926 Discov num HJ 4931 Comp Coord arcsec 2000 17 20 37.04 -59 26 25.9
Date first 1836 Date last 2019 Obs 28
Pa first 261 Pa last 255.4 P.A. Now (θ) 255.4°
Sep first 0.8 Sep last 0.781 Sep. Now (ρ) 0.781"
Mag pri 7.76 Mag sec 7.78 delta mag (ΔM) 0.02 Spectral class A0V (white)
Pri motion ra -007 Sec motion ra -007
Pri motion dec -019 Sec motion dec -019
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 156335 Constellation Ara SAO 244638 HIP 84859
Tycho2 8740-02063-1 Gaia DR2 5915592665930744192 HD 156335 GC 23379
CP CP-59 6969 Distance 505.05 Distance ly 1647.47
 
 
WDS 17206-5926 HJ 4931 (HD 156335) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma 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
17206-5926 HJ 4931 1992 23 256 0.9 7.76 7.78 A0V D 172037.04-592625.9
17206-5926 HJ 4931 2008 24 254 1.1 7.76 7.78 A0V 172037.04-592625.9
17206-5926 HJ 4931 2016 26 256 0.9 7.76 7.78 A0V 172037.04-592625.9
17206-5926 HJ 4931 2019 27 255 0.8 7.76 7.78 A0V 172037.04-592625.9

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

 
 
WDS 17206-5926 HJ 4931 (HD 156335) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17206-5926 HJ 4931 (HD 156335) : MEASURES
 
 
No records found.

 
 
WDS 17206-5926 (HD 156335) : VIRTUAL EYEPIECE
 
 

17206-5926 HJ 4931A mag 7.76 Sp A0V 17206-5926 HJ 4931B sep 0.4 P.A. 242.90 mag 7.78 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 17206-5926 (HD 156335) : ALADIN DSS IMAGE @ 17h 20m 37.04s -59° 26' 25.9"
 
 
 
 
WDS 17206-5926 HJ 4931 (HD 156335) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17206-5926 HJ 4931 distance=0' 17211-5944 RST5077 distance=19' 17192-5942 HDO 312 distance=19' 17181-5932 RST5075 distance=20' 17222-5902 HJ 4934 distance=28' 17244-5919 JSP 717 distance=31' 17249-5924 HDS2458 distance=33' 17248-5913 I 385AB distance=35' 17248-5913 WSI 87AD distance=35' 17248-5913 I 385AE distance=35' 17248-5913 I 385AB,C distance=35' 17234-5857 TDT 334 distance=37' 17231-5958 RST5078 distance=37' 17254-5903 R 300 distance=43' 17240-6002 R 299 distance=44' 17147-5857 TDT 285 distance=54' 17207-6020 RST5076 distance=55' 17173-6016 B 1853 distance=56' 17228-5828 COO 213AB distance=61' 17228-5828 COO 213AC distance=61' 17182-6027 CVN 28AB distance=64' 17182-6027 CVN 28Aa,Ab distance=64' 17182-6027 CVN 28AC distance=64' 17182-6027 CVN 28AD distance=64' 17182-6027 CVN 28AE distance=64' 17182-6027 CVN 28AF distance=64' 17182-6027 CVN 28AG distance=64' 17182-6027 CVN 28AH distance=64' 17182-6027 CVN 28AI distance=64' 17211-6031 FIN 254 distance=65' 17177-5824 BRT3182 distance=67' 17128-6000 KPP1242 distance=69' 17118-5919 JSP 708 distance=69' 17141-6015 HDS2435 distance=69' 17256-5825 I 594 distance=73' 17130-5836 HJ 4920 distance=78' 17308-5920 JSP 931 distance=78' 17190-6045 B 2830 distance=79' 17255-6039 TDT 344 distance=82' 17315-5948 JSP 932 distance=86' 17197-6053 TDT 310 distance=87' 17229-5801 HDO 270AB distance=88' 17229-5801 HDO 270AC distance=88' 17108-6021 B 1846 distance=92' 17196-6101 TDT 308 distance=95' 17085-5958 KPP4025 distance=97' 17092-6010 TDS 855 distance=97' 17159-6059 R 295AB distance=99' 17159-6059 R 295AC distance=99' 17249-6101 B 2408 distance=101' 17111-6037 B 1847 distance=101' 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 17206-5926 HJ 4931 255 0.8
Show 17211-5944 RST5077 314 2.1 19
Show 17192-5942 HDO 312 275 27.3 19
Show 17181-5932 RST5075 224 1.5 20
Show 17222-5902 HJ 4934 269 14.6 28
Show 17244-5919 JSP 717 332 3.6 31
Show 17249-5924 HDS2458 354 1.0 33
Show 17248-5913 I 385 AB 117 0.4 35
Show 17248-5913 WSI 87 AD 271 0.3 35
Show 17248-5913 I 385 AE 109 28.1 35
Show 17248-5913 I 385 AB,C 210 17.3 35
Show 17234-5857 TDT 334 157 1.6 37
Show 17231-5958 RST5078 45 0.5 37
Show 17254-5903 R 300 348 8.8 43
Show 17240-6002 R 299 342 10.7 44
Show 17147-5857 TDT 285 190 0.5 54
Show 17207-6020 RST5076 227 0.7 55
Show 17173-6016 B 1853 40 4.0 56
Show 17228-5828 COO 213 AB 285 9.2 61
Show 17228-5828 COO 213 AC 92 30.8 61
Show 17182-6027 CVN 28 AB 315 3.9 64
Show 17182-6027 CVN 28 Aa,Ab 196 0.2 64
Show 17182-6027 CVN 28 AC 103 5.9 64
Show 17182-6027 CVN 28 AD 68 7.3 64
Show 17182-6027 CVN 28 AE 195 10.8 64
Show 17182-6027 CVN 28 AF 71 11.6 64
Show 17182-6027 CVN 28 AG 207 12.0 64
Show 17182-6027 CVN 28 AH 201 12.2 64
Show 17182-6027 CVN 28 AI 50 15.4 64
Show 17211-6031 FIN 254 245 2.9 65
Show 17177-5824 BRT3182 50 2.6 67
Show 17128-6000 KPP1242 344 9.6 69
Show 17118-5919 JSP 708 273 1.5 69
Show 17141-6015 HDS2435 316 2.5 69
Show 17256-5825 I 594 241 4.1 73
Show 17130-5836 HJ 4920 322 2.9 78
Show 17308-5920 JSP 931 186 7.5 78
Show 17190-6045 B 2830 91 4.1 79
Show 17255-6039 TDT 344 138 1.3 82
Show 17315-5948 JSP 932 171 5.2 86
Show 17197-6053 TDT 310 163 2.6 87
Show 17229-5801 HDO 270 AB 184 1.8 88
Show 17229-5801 HDO 270 AC 153 40.0 88
Show 17108-6021 B 1846 57 1.9 92
Show 17196-6101 TDT 308 292 2.6 95
Show 17085-5958 KPP4025 48 1.5 97
Show 17092-6010 TDS 855 57 1.2 97
Show 17159-6059 R 295 AB 173 12.0 99
Show 17159-6059 R 295 AC 216 40.0 99
Show 17249-6101 B 2408 135 2.0 101
Show 17111-6037 B 1847 116 1.8 101

 
 
WDS 17206-5926 : COMPONENTS
 
 
  A
B pa=242.9°
sep=0.43"
 
 
17206-5926 A
 
 
Componente originario normalizzato AB Name HD 156335 Coord arcsec 2000 172037.04-592625.9 Mag 7.76
Spectral class A0V (white) PmRA -7.00 PmDE -19.0 SAO 244638
HIP 84859 Tycho2 8740-02063-1 HD 156335 GC 23379
CP CP-59 6969
Tycho2
Tycho2 8740-02063-1 Pflag P RAmdeg 260.15434629 DEmdeg -59.44051959
PmRA -7.2 PmDE -18.8 E RAmdeg 4 E DEmdeg 5
E pmRA 2.0 E pmDE 1.9 EpRAm 1991.71 EpDEm 1991.66
Num 8 Q RAmdeg 1.5 Q DEmdeg 1.4 Q pmRA 1.4
Q pmDE 1.4 BTmag 7.795 E BTmag 0.015 VTmag 7.760
E VTmag 0.010 Prox 9 TYC T HIP 84859
CCDM A RAdeg 260.15460222 DEdeg -59.44044639 EpRA 1990 1.81
EpDE 1990 1.83 E RAdeg 4.4 E DEdeg 4.6 Posflg D
Corr 0.1
SAO
SAO 244638 DelFlag RA1950 PmRA1950 0.0003
DE1950 PmDE1950 -0.018 Vmag 7 SpType A0
Double code Source 70 CatNum 23379 DM CP-59 6969
DMcomp BDsup HD 156335 M HD 0
GC 23379 RA1950rad 4.52128759 DE1950rad -1.0365518 PmRA2000 -0.0005
PmDE2000 -0.019
Hipparcos
Catalog H HIP 84859 Proxy H RAhms 17 20 37.11
DEdms -59 26 25.6 Vmag 7.04 VarFlag R Vmag H
RAdeg 260.155 DEdeg -59.4404 AstroRef A Plx 3.11
CCDM 17206-5926 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 255 Rho 0.883 HD 156335 BD
CD CP CP-59 6969 Dm number -59 6969 VIred 0.02
SpType A0V R SpType Coord arcsec 2000 172037.11-592625.6
Hipparcos 2
HIP 84859 Sn 15 So 3 Nc 2
RArad 4.540554662 DErad -1.0374314196 Plx 1.98 PmRA -11.62
PmDE -17.77 E RArad 0.74 E DErad 0.51 E Plx 0.86
E pmRA 1.02 E pmDE 0.56 Hpmag 7.0526 E Hpmag 0.0008
SHp 0.008 VA 0 BV 0.013 E BV 0.011
VI 0.03
CCDM
Ccdm 17206-5926 RComp Comp A Note1
Note2 Discov num DRAs 1.15 DDEs -26.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.8 Sp A0 PmNote *
PmRA 2 PmDE -18 Dm number -59 6969 Cat1 CPD
Name2 244638 Cat2 SAO HD 156335 M HD
ADS BDS M ADS BDS N IDS IDS 17118S5920A
HIC 84859
 
 
17206-5926 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 172036.99-592626.1 Mag 7.78 PmRA -7.00
PmDE -19.0 HIP 84859 Tycho2 8740-02063-2 Calc delta mag 0.02
Calc coord yes
Tycho2
Tycho2 8740-02063-2 Pflag P RAmdeg 260.15434629 DEmdeg -59.44051959
PmRA -7.2 PmDE -18.8 E RAmdeg 4 E DEmdeg 5
E pmRA 2.0 E pmDE 1.9 EpRAm 1991.71 EpDEm 1991.66
Num 8 Q RAmdeg 1.5 Q DEmdeg 1.4 Q pmRA 1.4
Q pmDE 1.4 BTmag 7.833 E BTmag 0.015 VTmag 7.781
E VTmag 0.011 Prox 9 TYC T HIP 84859
CCDM B RAdeg 260.15414222 DEdeg -59.44050944 EpRA 1990 1.79
EpDE 1990 1.83 E RAdeg 4.5 E DEdeg 4.7 Posflg D
Corr 0.1
Hipparcos
Catalog H HIP 84859 Proxy H RAhms 17 20 37.11
DEdms -59 26 25.6 Vmag 7.04 VarFlag R Vmag H
RAdeg 260.155 DEdeg -59.4404 AstroRef A Plx 3.11
CCDM 17206-5926 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 255 Rho 0.883 HD 156335 BD
CD CP CP-59 6969 Dm number -59 6969 VIred 0.02
SpType A0V R SpType Coord arcsec 2000 172037.11-592625.6
Hipparcos 2
HIP 84859 Sn 15 So 3 Nc 2
RArad 4.540554662 DErad -1.0374314196 Plx 1.98 PmRA -11.62
PmDE -17.77 E RArad 0.74 E DErad 0.51 E Plx 0.86
E pmRA 1.02 E pmDE 0.56 Hpmag 7.0526 E Hpmag 0.0008
SHp 0.008 VA 0 BV 0.013 E BV 0.011
VI 0.03
CCDM
Ccdm 17206-5926 RComp Comp B Note1
Note2 Discov num HJ 4931 DRAs DDEs
R dRAs Year 1871 Theta 256 Rho 1.1
Obs 11 Vmag 7.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17118S5920B
HIC 84859