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Current system
13400+3759
HU 897 AB


Nearby doubles
7' : 13402+3805
CVR1532

23' : 13386+3744
LDS4387

28' : 13389+3734
LDS4390

29' : 13387+3823
COU1429AB

38' : 13430+3810
CVR1534

43' : 13411+3719
TDS 718

47' : 13362+3748
SHN 176

62' : 13349+3746
DAE 5

64' : 13411+3901
KZA 77

66' : 13426+3701
UC 2594

75' : 13363+3514
KZA 71AB

76' : 13381+3910
STF1769AB

76' : 13408+3644
MLB 934

80' : 13333+3800
SHN 28

82' : 13335+3827
KZA 68

83' : 13344+3847
HJ 1234AB

83' : 13469+3746
LDS4406

83' : 13331+3813
CBL 427

89' : 13465+3844
SLW 927

90' : 13335+3846
KZA 69

90' : 13470+3833
S 654AB

90' : 13388+3928
SLW 904

95' : 13398+3625
COU1264

96' : 13422+3627
WIS 229

98' : 13360+3925
SLW 900

100' : 13432+3930
LDS4397



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

13400+3759 HU 897 AB

 
 
13h 39m 59.07s +37° 58' 43.2" P.A. 58.00 sep 0.4 mag 10.49,10.37 Sp F8 dist. 201.21 pc (656.35 l.y.)
 
 
Coord 2000 13400+3759 Discov num HU  897 Comp AB Coord arcsec 2000 13 39 59.07 +37 58 43.2
Date first 1905 Date last 2016 Obs 37
Pa first 339 Pa last 57.9 P.A. Now (θ) 57.9°
Sep first 0.5 Sep last 0.353 Sep. Now (ρ) 0.353"
Mag pri 10.49 Mag sec 10.37 delta mag (ΔM) 0.12 Spectral class F8 (yellow-white)
Pri motion ra -016 Sec motion ra -016
Pri motion dec +026 Sec motion dec +026
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
13400+3759 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 13 39 59 +37 58 43 HU 897 AB 2016 37 58 0.4 10.49 10.37 0.12 Y <===
Show 13 39 59 +37 58 43 KZA 76 AB,C 2020 11 78 75.8 9.72 12.03 2.31
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Canes Venatici HIP 66664 Tycho2 3026-01025-1 Gaia DR2 1472633647440860800
ADS 8988 BD BD+38 2467 Distance 201.21 Distance ly 656.35
 
 
ORBITAL ELEMENTS
 
 
Period (P)531y Periastron (T)2076.2y Semi-major axis (a)0.476a
Eccentricity (e)0.36 Inclination (i)33.9° Longitude of periastron (ω)41.4°
Node (Ω)88° Notesn ReferenceZir2015a
Equinox2000 Last observation2008 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 42.3 0.379
2001 43.1 0.378
2002 43.9 0.377
2003 44.8 0.376
2004 45.6 0.375
2005 46.5 0.374
2006 47.3 0.373
2007 48.2 0.372
2008 49.0 0.372
2009 49.9 0.371
2010 50.7 0.370
2011 51.6 0.369
2012 52.5 0.368
2013 53.4 0.367
2014 54.3 0.366
2015 55.2 0.365
2016 56.1 0.364
2017 57.0 0.363
2018 57.9 0.362
2019 58.8 0.361
2020 59.7 0.360
2021 60.6 0.359
2022 61.5 0.358
2023 62.5 0.357
2024 63.4 0.356
2025 64.3 0.355
2026 65.3 0.354
2027 66.3 0.353
2028 67.2 0.351
2029 68.2 0.350
2030 69.1 0.349


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


 
  


wds13400%2B3759a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 13400+3759 HU 897 AB : NOTES
 
 
discov_num notes refcode
KZA 76 AC: Error in RA caused resulting incorrect measure by Kazeza. KZA1984
 
 
REFERENCES
 
 
refcode metd author reference
Kza1984 Pa j Kazeza, S.M. 1984BAORB...9..311K
Kza1984 Bull. R. Astron. Obs. Belgium 9, 311, 1984
Zir2015a orb - Zirm, H. 2015IAUDS.185....1Z
Zir2015a Inf. Circ. 185, 1, 2015
 
 
DISCOVERER
 
 
idgroup discov author
1 HU Hussey, W.F.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13400+3759 HU 897 AB 1996 30 37 0.4 10.49 10.37 F8 D 133959.08+375842.9
13400+3759 HU 897 AB 2008 31 49 0.4 10.49 10.37 F8 N D 133959.07+375843.2
13400+3759 HU 897 AB 2010 32 51 0.4 10.49 10.37 F8 NO 133959.07+375843.2
13400+3759 HU 897 AB 2016 33 58 0.4 10.49 10.37 F8 NO 133959.07+375843.2

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

 
 
WDS 13400+3759 HU 897 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 13400+3759 HU 897 AB : MEASURES
 
 
No records found.

 
 
WDS 13400+3759 : VIRTUAL EYEPIECE
 
 

13400+3759 HU 897A mag 10.49 Sp F8 13400+3759 HU 897B sep 0.3 P.A. 51.50 mag 10.37 13400+3759 KZA 76C sep 60.6 P.A. 74.50 mag 12.03 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 13400+3759 : ALADIN DSS IMAGE @ 13h 39m 59.07s +37° 58' 43.2"
 
 
 
 
WDS 13400+3759 HU 897 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

13400+3759 HU 897AB distance=0' 13402+3805 CVR1532 distance=7' 13386+3744 LDS4387 distance=23' 13389+3734 LDS4390 distance=28' 13387+3823 COU1429AB distance=29' 13387+3823 KZA 75AC distance=29' 13387+3823 KZA 75AD distance=29' 13387+3823 GII 197Aa,Ab distance=29' 13430+3810 CVR1534 distance=38' 13411+3719 TDS 718 distance=43' 13362+3748 SHN 176 distance=47' 13349+3746 DAE 5 distance=62' 13411+3901 KZA 77 distance=64' 13426+3701 UC 2594 distance=66' 13363+3514 KZA 71AB distance=75' 13363+3514 KZA 71AC distance=75' 13381+3910 STF1769AB distance=76' 13381+3910 STF1769AC distance=76' 13381+3910 KZA 74AF distance=76' 13381+3910 STF1769AD distance=76' 13381+3910 TOK 29AE distance=76' 13381+3910 STF1769CD distance=76' 13381+3910 TOK 29CE distance=76' 13408+3644 MLB 934 distance=76' 13333+3800 SHN 28 distance=80' 13335+3827 KZA 68 distance=82' 13344+3847 HJ 1234AB distance=83' 13344+3847 DRS 29Aa,Ab distance=83' 13469+3746 LDS4406 distance=83' 13331+3813 CBL 427 distance=83' 13465+3844 SLW 927 distance=89' 13335+3846 KZA 69 distance=90' 13470+3833 S 654AB distance=90' 13470+3833 SHY 633AC distance=90' 13388+3928 SLW 904 distance=90' 13398+3625 COU1264 distance=95' 13422+3627 WIS 229 distance=96' 13360+3925 SLW 900 distance=98' 13432+3930 LDS4397 distance=100' 13455+3643 UC 2606 distance=100' 13316+3822 LEP 137 distance=102' 13434+3625 CVR 708 distance=104' 13375+3618 STF1768AB distance=106' 13375+3618 STF1768AC distance=106' 13375+3618 KZA 73AD distance=106' 13375+3618 KZA 73AE distance=106' 13375+3618 KZA 73AF distance=106' 13351+3629 CRB 100 distance=108' 13357+3935 COU1583 distance=109' 13442+3619 SLW 921 distance=112' 13494+3748 SLW 936 distance=112' 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 13400+3759 HU 897 AB 58 0.4
Show 13400+3759 KZA 76 AB,C 78 75.8
Show 13402+3805 CVR1532 310 4.2 7
Show 13386+3744 LDS4387 51 122.0 23
Show 13389+3734 LDS4390 64 9.0 28
Show 13387+3823 COU1429 AB 64 0.7 29
Show 13387+3823 KZA 75 AC 350 65.7 29
Show 13387+3823 KZA 75 AD 126 74.2 29
Show 13387+3823 GII 197 Aa,Ab 133 0.1 29
Show 13430+3810 CVR1534 109 3.4 38
Show 13411+3719 TDS 718 222 1.7 43
Show 13362+3748 SHN 176 -1 0.0 47
Show 13349+3746 DAE 5 198 0.1 62
Show 13411+3901 KZA 77 144 57.5 64
Show 13426+3701 UC 2594 294 19.2 66
Show 13363+3514 KZA 71 AB 148 62.6 75
Show 13363+3514 KZA 71 AC 186 78.8 75
Show 13381+3910 STF1769 AB 45 1.6 76
Show 13381+3910 STF1769 AC 259 56.2 76
Show 13381+3910 KZA 74 AF 322 100.3 76
Show 13381+3910 STF1769 AD 187 149.4 76
Show 13381+3910 TOK 29 AE 254 65.6 76
Show 13381+3910 STF1769 CD 165 141.8 76
Show 13381+3910 TOK 29 CE 231 10.5 76
Show 13408+3644 MLB 934 17 2.6 76
Show 13333+3800 SHN 28 54 0.1 80
Show 13335+3827 KZA 68 104 35.3 82
Show 13344+3847 HJ 1234 AB 5 28.5 83
Show 13344+3847 DRS 29 Aa,Ab 188 1.4 83
Show 13469+3746 LDS4406 347 40.4 83
Show 13331+3813 CBL 427 233 9.1 83
Show 13465+3844 SLW 927 2 41.6 89
Show 13335+3846 KZA 69 187 17.4 90
Show 13470+3833 S 654 AB 239 71.3 90
Show 13470+3833 SHY 633 AC 296 999.9 90
Show 13388+3928 SLW 904 219 22.5 90
Show 13398+3625 COU1264 268 0.4 95
Show 13422+3627 WIS 229 355 543.7 96
Show 13360+3925 SLW 900 207 14.4 98
Show 13432+3930 LDS4397 119 204.5 100
Show 13455+3643 UC 2606 39 8.1 100
Show 13316+3822 LEP 137 187 10.4 102
Show 13434+3625 CVR 708 358 25.3 104
Show 13375+3618 STF1768 AB 95 1.6 106
Show 13375+3618 STF1768 AC 321 214.3 106
Show 13375+3618 KZA 73 AD 92 335.6 106
Show 13375+3618 KZA 73 AE 139 371.6 106
Show 13375+3618 KZA 73 AF 118 437.3 106
Show 13351+3629 CRB 100 220 48.9 108
Show 13357+3935 COU1583 62 1.1 109
Show 13442+3619 SLW 921 71 10.1 112

 
 
WDS 13400+3759 : COMPONENTS
 
 
  A B
B pa=51.5°
sep=0.30"
 
C pa=74.5°
sep=60.57"
pa=74.7°
sep=60.29"
 
 
13400+3759 A
 
 
Coord arcsec 2000 133959.07+375843.2 Mag 10.49 Spectral class F8 (yellow-white) PmRA -16.00
PmDE 26.0
CCDM
Ccdm 13400+3759 RComp Comp A Note1
Note2 Discov num DRAs -0.96 DDEs -17.0
R dRAs 12 Year Theta Rho
Obs 2 Vmag 9.8 Sp PmNote
PmRA 35 PmDE 20 Dm number +38 2467 Cat1 BD
Name2 +38 1281 Cat2 AGK2/3 HD M HD
ADS BDS A 8988 M ADS BDS N IDS IDS 13356N3829A
HIC 66664
 
 
13400+3759 B
 
 
Coord arcsec 2000 133959.09+375843.4 Mag 10.37 PmRA -16.00 PmDE 26.0
HIP 66664 Tycho2 3026-01025-1 BD BD+38 2467 Calc delta mag 0.12
Calc coord yes
Tycho2
Tycho2 3026-01025-1 Pflag RAmdeg 204.99614640 DEmdeg 37.97867552
PmRA -16.3 PmDE 25.6 E RAmdeg 14 E DEmdeg 14
E pmRA 1.8 E pmDE 1.7 EpRAm 1989.95 EpDEm 1989.78
Num 8 Q RAmdeg 0.9 Q DEmdeg 1.3 Q pmRA 0.8
Q pmDE 1.3 BTmag 10.326 E BTmag 0.029 VTmag 9.724
E VTmag 0.023 Prox 758 TYC T HIP 66664
CCDM AB RAdeg 204.99619389 DEdeg 37.97861500 EpRA 1990 1.73
EpDE 1990 1.65 E RAdeg 15.2 E DEdeg 15.0 Posflg P
Corr -0.2
Hipparcos
Catalog H HIP 66664 Proxy H RAhms 13 39 59.08
DEdms +37 58 42.9 Vmag 9.65 VarFlag R Vmag H
RAdeg 204.996 DEdeg 37.9786 AstroRef A Plx 5.66
CCDM 13400+3759 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 37 Rho 0.391 HD BD BD+38 2467
CD CP Dm number +38 2467 VIred 0.67
SpType F8 R SpType Coord arcsec 2000 133959.08+375842.9
Hipparcos 2
HIP 66664 Sn 15 So 3 Nc 2
RArad 3.5778580578 DErad 0.6628514659 Plx 4.97 PmRA -19.57
PmDE 21.28 E RArad 1.06 E DErad 1.11 E Plx 1.72
E pmRA 1.22 E pmDE 1.24 Hpmag 9.7665 E Hpmag 0.0029
SHp 0.026 VA 0 BV 0.547 E BV 0.035
VI 0.62
CCDM
Ccdm 13400+3759 RComp Comp B Note1
Note2 Discov num HU 897 DRAs DDEs
R dRAs Year 1955 Theta 005 Rho 0.4
Obs 8 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8988 M ADS BDS N IDS IDS 13356N3829B
HIC 66664
 
 
13400+3759 C
 
 
Coord arcsec 2000 134004.01+375859.3 Mag 12.03 PmRA -6.00 PmDE -14.0
Tycho2 3026-00993-1 Calc delta mag 1.54 Calc coord yes
Tycho2
Tycho2 3026-00993-1 Pflag RAmdeg 205.02218313 DEmdeg 37.98340778
PmRA -6.7 PmDE -12.5 E RAmdeg 73 E DEmdeg 69
E pmRA 3.4 E pmDE 3.2 EpRAm 1983.43 EpDEm 1982.52
Num 4 Q RAmdeg 1.5 Q DEmdeg 0.9 Q pmRA 1.5
Q pmDE 0.9 BTmag 12.284 E BTmag 0.142 VTmag 12.418
E VTmag 0.191 Prox 758 TYC HIP
CCDM RAdeg 205.02220278 DEdeg 37.98343694 EpRA 1990 1.72
EpDE 1990 1.63 E RAdeg 77.6 E DEdeg 75.1 Posflg
Corr -0.2