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Doubles in session


Current system
08173-0522
A 337
HD 69526


Nearby doubles
34' : 08193-0537
TOK 121

35' : 08169-0448
HJ 86AB

38' : 08186-0554
GIC 71

48' : 08162-0437
RST4393

49' : 08160-0437
J 379

53' : 08140-0506
RST4390

53' : 08207-0510
A 338

56' : 08138-0544
LNV 2

57' : 08185-0616
GWP1006

58' : 08146-0441
J 378

58' : 08136-0545
HJ 2435AB

60' : 08175-0621
TDS5683

60' : 08139-0547
HDO 115

61' : 08134-0541
HDO 116

63' : 08170-0625
A 336

88' : 08188-0647
TOI 494

95' : 08151-0353
RST4392

99' : 08151-0655
MET 52

99' : 08109-0455
A 335

101' : 08145-0654
RST4391

104' : 08103-0531
TOI1001

109' : 08155-0707
A 546

112' : 08117-0636
J 2054

112' : 08118-0639
FOX 64

114' : 08103-0607
GWP 984

114' : 08221-0649
A 549



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.

08173-0522 A 337 (HD 69526)

 
 
08h 17m 15.69s -05° 22' 08.8" P.A. 55.00 sep 0.5 mag 7.99,9.57 Sp F2 dist. 111.11 pc (362.44 l.y.)
 
 
Coord 2000 08173-0522 Discov num A   337 Comp Coord arcsec 2000 08 17 15.69 -05 22 08.8
Date first 1902 Date last 2021 Obs 46
Pa first 63 Pa last 54.8 P.A. Now (θ) 55.3°
Sep first 0.3 Sep last 0.544 Sep. Now (ρ) 0.55"
Mag pri 7.99 Mag sec 9.57 delta mag (ΔM) 1.58 Spectral class F2 (yellow-white)
Pri motion ra -026 Sec motion ra -026
Pri motion dec +030 Sec motion dec +030
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 69526 Constellation Hydra SAO 135730 HIP 40592
Tycho2 4856-01454-1 Gaia DR2 3064606504551646208 HD 69526 ADS 6719
BD BD-04 2288 Distance 111.11 Distance ly 362.44
 
 
ORBITAL ELEMENTS
 
 
Period (P)207y Periastron (T)1900.7y Semi-major axis (a)0.465a
Eccentricity (e)0.312 Inclination (i)129.6° Longitude of periastron (ω)311.7°
Node (Ω)215.1° Notesn ReferenceTok2014a
Equinox2000 Last observation2013 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 74.6 0.483
2001 73.7 0.487
2002 72.7 0.491
2003 71.8 0.495
2004 70.9 0.498
2005 70.0 0.502
2006 69.1 0.506
2007 68.2 0.509
2008 67.3 0.512
2009 66.4 0.516
2010 65.6 0.519
2011 64.7 0.522
2012 63.9 0.525
2013 63.1 0.528
2014 62.3 0.531
2015 61.5 0.533
2016 60.7 0.536
2017 59.9 0.538
2018 59.1 0.541
2019 58.3 0.543
2020 57.6 0.545
2021 56.8 0.547
2022 56.0 0.549
2023 55.3 0.550
2024 54.5 0.552
2025 53.8 0.553
2026 53.0 0.554
2027 52.3 0.555
2028 51.6 0.556
2029 50.8 0.557
2030 50.1 0.558


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds08173-0522b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 08173-0522 A 337 (HD 69526) : NOTES
 
 
discov_num notes refcode
A 337 Only elements P and T have been amended from the orbit of Sta1977a
Baize (1959). Baz1959
 
 
REFERENCES
 
 
refcode metd author reference
Baz1959 orb - Baize, P. 1959JO.....42..109B
Baz1959 J. Obs. 42, 109-121, 1959
Sta1977a orb - Starikova, G.A. 1977ATsir.961....7S
Sta1977a Astron. Tsirk. #961, 7, 1977
Tok2014a orb j Tokovinin, A., Mason, B.D., & Hartkopf, W.I. 2014AJ....147..123T
Tok2014a +St AJ 147, 123, 2014 (some measures corrected in Tok2017b) 2017AJ....154..110T
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08173-0522 A 337 2006 42 68 0.5 7.99 9.57 F2 NOD 081715.69-052208.8
08173-0522 A 337 2010 43 64 0.5 7.99 9.57 F2 NOD 081715.69-052208.8
08173-0522 A 337 2013 44 62 0.5 7.99 9.57 F2 NOD 081715.69-052208.8
08173-0522 A 337 2021 46 55 0.5 7.99 9.57 F2 NO 081715.69-052208.8

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

 
 
WDS 08173-0522 A 337 (HD 69526) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08173-0522 A 337 (HD 69526) : MEASURES
 
 
No records found.

 
 
WDS 08173-0522 (HD 69526) : VIRTUAL EYEPIECE
 
 

08173-0522 A 337A mag 7.99 Sp F2 08173-0522 A 337B sep 0.5 P.A. 54.70 mag 9.57 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 08173-0522 (HD 69526) : ALADIN DSS IMAGE @ 08h 17m 15.69s -05° 22' 08.8"
 
 
 
 
WDS 08173-0522 A 337 (HD 69526) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08173-0522 A 337 distance=1' 08193-0537 TOK 121 distance=34' 08169-0448 HJ 86BD distance=34' 08169-0448 HJ 86AB distance=35' 08169-0448 HJ 86AC distance=35' 08186-0554 GIC 71 distance=38' 08162-0437 RST4393 distance=48' 08160-0437 J 379 distance=49' 08140-0506 RST4390 distance=53' 08207-0510 A 338 distance=53' 08138-0544 LNV 2 distance=56' 08185-0616 GWP1006 distance=57' 08136-0545 BU 904CD distance=57' 08146-0441 J 378 distance=58' 08136-0545 HJ 2435AB distance=58' 08136-0545 HJ 2435AC distance=58' 08175-0621 TDS5683 distance=60' 08139-0547 HDO 115 distance=60' 08134-0541 HDO 116 distance=61' 08170-0625 A 336 distance=63' 08188-0647 TOI 494 distance=88' 08151-0353 RST4392 distance=95' 08151-0655 MET 52 distance=99' 08109-0455 A 335 distance=99' 08145-0654 RST4391 distance=101' 08103-0531 TOI1001 distance=104' 08155-0707 A 546 distance=109' 08117-0636 J 2054 distance=112' 08118-0639 FOX 64 distance=112' 08103-0607 GWP 984 distance=114' 08221-0649 A 549 distance=114' 08250-0532 RST4397 distance=115' 08139-0707 KPP 171 distance=117' 08246-0443 GAA 20 distance=117' 08244-0431 A 3059AB distance=118' 08244-0431 GWP1016AC distance=118' 08238-0628 J 2879 distance=119' 08221-0348 HJ 90AB distance=119' 08221-0348 HJ 90AC distance=119' 08221-0348 ABH 71AD distance=119' 08221-0348 ABH 71AE distance=119' 08221-0348 ABH 71AF distance=119' 08250-0449 J 1518 distance=119' 08243-0424 GWP1015 distance=120' 08253-0547 LDS3790 distance=124' 08164-0314 HWE 21 distance=130' 08090-0432 LDS5161 distance=133' 08184-0734 TOI 552AB distance=134' 08184-0734 TOI 552AC distance=134' 08262-0605 ROE 87 distance=135' 08118-0717 GWP 994 distance=141' 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 08173-0522 A 337 55 0.5 1
Show 08193-0537 TOK 121 115 19.9 34
Show 08169-0448 HJ 86 BD 264 32.9 34
Show 08169-0448 HJ 86 AB 228 17.2 35
Show 08169-0448 HJ 86 AC 90 17.5 35
Show 08186-0554 GIC 71 149 22.1 38
Show 08162-0437 RST4393 278 0.5 48
Show 08160-0437 J 379 52 2.5 49
Show 08140-0506 RST4390 234 1.8 53
Show 08207-0510 A 338 16 0.6 53
Show 08138-0544 LNV 2 209 4.1 56
Show 08185-0616 GWP1006 208 84.0 57
Show 08136-0545 BU 904 CD 79 3.5 57
Show 08146-0441 J 378 229 6.1 58
Show 08136-0545 HJ 2435 AB 206 7.2 58
Show 08136-0545 HJ 2435 AC 40 79.7 58
Show 08175-0621 TDS5683 70 0.6 60
Show 08139-0547 HDO 115 191 8.6 60
Show 08134-0541 HDO 116 11.0 61
Show 08170-0625 A 336 349 4.7 63
Show 08188-0647 TOI 494 154 2.2 88
Show 08151-0353 RST4392 315 1.3 95
Show 08151-0655 MET 52 96 1.5 99
Show 08109-0455 A 335 127 1.5 99
Show 08145-0654 RST4391 98 0.2 101
Show 08103-0531 TOI1001 1 1.6 104
Show 08155-0707 A 546 79 0.5 109
Show 08117-0636 J 2054 132 7.2 112
Show 08118-0639 FOX 64 48 1.9 112
Show 08103-0607 GWP 984 275 11.3 114
Show 08221-0649 A 549 146 4.2 114
Show 08250-0532 RST4397 82 0.3 115
Show 08139-0707 KPP 171 327 3.5 117
Show 08246-0443 GAA 20 121 0.0 117
Show 08244-0431 A 3059 AB 137 3.5 118
Show 08244-0431 GWP1016 AC 256 33.8 118
Show 08238-0628 J 2879 184 5.3 119
Show 08221-0348 HJ 90 AB 157 15.8 119
Show 08221-0348 HJ 90 AC 346 42.5 119
Show 08221-0348 ABH 71 AD 234 47.5 119
Show 08221-0348 ABH 71 AE 189 67.0 119
Show 08221-0348 ABH 71 AF 29 36.8 119
Show 08250-0449 J 1518 275 8.0 119
Show 08243-0424 GWP1015 301 24.5 120
Show 08253-0547 LDS3790 10 394.1 124
Show 08164-0314 HWE 21 228 1.4 130
Show 08090-0432 LDS5161 211 22.2 133
Show 08184-0734 TOI 552 AB 241 0.8 134
Show 08184-0734 TOI 552 AC 320 32.3 134
Show 08262-0605 ROE 87 246 7.8 135
Show 08118-0717 GWP 994 146 14.7 141

 
 
WDS 08173-0522 : COMPONENTS
 
 
  A
B pa=54.7°
sep=0.54"
 
 
08173-0522 A
 
 
Componente originario normalizzato AB Name HD 69526 Coord arcsec 2000 081715.69-052208.8 Mag 7.99
Spectral class F2 (yellow-white) PmRA -26.00 PmDE 30.0 SAO 135730
HIP 40592 Tycho2 4856-01454-1 HD 69526 BD BD-04 2288
Tycho2
Tycho2 4856-01454-1 Pflag RAmdeg 124.31538889 DEmdeg -5.36909266
PmRA -26.1 PmDE 30.4 E RAmdeg 6 E DEmdeg 6
E pmRA 1.2 E pmDE 1.2 EpRAm 1990.88 EpDEm 1990.78
Num 10 Q RAmdeg 0.8 Q DEmdeg 0.7 Q pmRA 0.9
Q pmDE 0.7 BTmag 8.235 E BTmag 0.017 VTmag 7.819
E VTmag 0.012 Prox 999 TYC T HIP 40592
CCDM AB RAdeg 124.31545056 DEdeg -5.36916500 EpRA 1990 1.59
EpDE 1990 1.47 E RAdeg 5.6 E DEdeg 5.9 Posflg P
Corr 0.3
SAO
SAO 135730 DelFlag RA1950 PmRA1950 -0.0026
DE1950 PmDE1950 0.023 Vmag 7.5 SpType F2
Double code Source 27 CatNum 3149 DM BD-04 2288
DMcomp BDsup HD 69526 M HD 0
GC RA1950rad 2.15891082 DE1950rad -0.09099801 PmRA2000 -0.0023
PmDE2000 0.026
Hipparcos
Catalog H HIP 40592 Proxy H RAhms 08 17 15.70
DEdms -05 22 09.0 Vmag 7.73 VarFlag R Vmag G
RAdeg 124.315 DEdeg -5.36917 AstroRef A Plx 9.03
CCDM 08173-0522 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 86 Rho 0.462 HD 69526 BD BD-04 2288
CD CP Dm number -04 2288 VIred 0.46
SpType F2 R SpType Coord arcsec 2000 081715.70-052209.0
Hipparcos 2
HIP 40592 Sn 15 So 3 Nc 2
RArad 2.1697132268 DErad -0.093709748 Plx 9 PmRA -26.42
PmDE 27.69 E RArad 0.76 E DErad 0.59 E Plx 0.99
E pmRA 1 E pmDE 0.75 Hpmag 7.8226 E Hpmag 0.001
SHp 0.008 VA 0 BV 0.396 E BV 0.011
VI 0.46
CCDM
Ccdm 08173-0522 RComp Comp A Note1
Note2 Discov num DRAs -2.37 DDEs -9.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.4 Sp F2 PmNote *
PmRA -39 PmDE 23 Dm number -04 2288 Cat1 BD
Name2 135730 Cat2 SAO HD 69526 M HD
ADS BDS A 6719 M ADS BDS N IDS IDS 08123S0504A
HIC 40592
 
 
08173-0522 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 081715.72-052208.5 Mag 9.57 PmRA -26.00
PmDE 30.0 Calc delta mag 1.58 Calc coord yes
CCDM
Ccdm 08173-0522 RComp Comp B Note1 *
Note2 Discov num A 337 DRAs DDEs
R dRAs Year 1902 Theta Rho
Obs 23 Vmag 8.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 6719 M ADS BDS N IDS IDS 08123S0504B
HIC 40592