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Doubles in session


Current system
23241+5732
STT 495
HD 220562


Nearby doubles
22' : 23261+5747
TDT4033

27' : 23212+5720
STI2973

30' : 23222+5756
RAO 630

31' : 23266+5709
LEO 31

32' : 23271+5713
STI2981

36' : 23197+5732
TDT3983

39' : 23198+5715
BU 229AB

43' : 23248+5650
MLB 146

43' : 23265+5654
TDT4035

48' : 23234+5645
TDT4014

50' : 23200+5654
STI2972

51' : 23287+5807
STI2984

51' : 23275+5649
TDT4043

54' : 23177+5725
CVR 277

61' : 23289+5645
STI2985

64' : 23291+5643
TDT4056

69' : 23327+5731
AG 293

70' : 23218+5625
STI2974

72' : 23231+5843
DBR 325

72' : 23156+5756
J 860

73' : 23270+5624
HJ 1879

73' : 23272+5624
HJ 1881

73' : 23237+5619
MLR 595

74' : 23296+5633
TDT4064

76' : 23309+5825
STF3022AB

77' : 23300+5833
STT 496AB



Selections
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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.

23241+5732 STT 495 (HD 220562)

 
 
23h 24m 07.91s +57° 32' 07.9" P.A. 121.00 sep 0.4 mag 7.49,7.76 Sp B2V dist. 299.4 pc (976.64 l.y.)
 
 
Coord 2000 23241+5732 Discov num STT 495 Comp Coord arcsec 2000 23 24 07.91 +57 32 07.9
Date first 1843 Date last 2017 Obs 67
Pa first 123 Pa last 121.4 P.A. Now (θ) 121.4°
Sep first 0.3 Sep last 0.401 Sep. Now (ρ) 0.401"
Mag pri 7.49 Mag sec 7.76 delta mag (ΔM) 0.27 Spectral class B2V (blue-white)
Pri motion ra +008 Sec motion ra
Pri motion dec -002 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 220562 Constellation Cassiopeia SAO 35386 HIP 115529
Tycho2 4007-00494-1 HD 220562 GC 32571 ADS 16731
BD BD+56 2999 Distance 299.4 Distance ly 976.64
 
 
ORBITAL ELEMENTS
 
 
Period (P)300y Periastron (T)1935.2y Semi-major axis (a)0.296a
Eccentricity (e)0.98 Inclination (i)71° Longitude of periastron (ω)142.4°
Node (Ω)138.6° Notes ReferenceAlz2006
Equinox2000 Last observation2005 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 121.3 0.348
2001 121.4 0.351
2002 121.4 0.353
2003 121.5 0.356
2004 121.5 0.359
2005 121.6 0.362
2006 121.6 0.364
2007 121.7 0.367
2008 121.7 0.370
2009 121.8 0.372
2010 121.8 0.375
2011 121.9 0.377
2012 121.9 0.380
2013 122.0 0.382
2014 122.0 0.385
2015 122.1 0.387
2016 122.1 0.389
2017 122.2 0.392
2018 122.2 0.394
2019 122.3 0.396
2020 122.3 0.399
2021 122.3 0.401
2022 122.4 0.403
2023 122.4 0.405
2024 122.5 0.407
2025 122.5 0.409
2026 122.5 0.411
2027 122.6 0.413
2028 122.6 0.415
2029 122.7 0.417
2030 122.7 0.419


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


 
  


wds23241%2B5732a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 23241+5732 STT 495 (HD 220562) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Alz2006 orb - Alzner, A. 2006IAUDS.158R...3A
Alz2006 Inf. Circ. 158, 3, 2006
 
 
DISCOVERER
 
 
idgroup discov author
1 STT Struve, O.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
23241+5732 STT 495 2005 69 123 0.4 7.49 7.76 B2V D 232407.91+573207.9
23241+5732 STT 495 2017 65 122 0.4 7.49 7.76 B2V O 232407.91+573207.9

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

 
 
WDS 23241+5732 STT 495 (HD 220562) : VISUAL OBSERVATIONS REPORTS
 
 
Show date username difficulty separation pa_estim interest notes
Show 20/01/22 Adam Long difficut oblunged 130 interesting Not split but glimpses of fig-8, sec probably following S. Not easy to find

 
 
WDS 23241+5732 STT 495 (HD 220562) : MEASURES
 
 
No records found.

 
 
WDS 23241+5732 (HD 220562) : VIRTUAL EYEPIECE
 
 

23241+5732 STT 495A mag 7.49 Sp B2V 23241+5732 STT 495B sep 0.3 P.A. 138.70 mag 7.76 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 23241+5732 (HD 220562) : ALADIN DSS IMAGE @ 23h 24m 07.91s +57° 32' 07.9"
 
 
 
 
WDS 23241+5732 STT 495 (HD 220562) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23241+5732 STT 495 distance=0' 23261+5747 TDT4033 distance=22' 23212+5720 STI2973 distance=27' 23222+5756 RAO 630 distance=30' 23266+5709 LEO 31 distance=31' 23271+5713 STI2981 distance=32' 23197+5732 TDT3983 distance=36' 23198+5715 BU 229AB distance=39' 23198+5715 WAL 148AC distance=39' 23248+5650 MLB 146 distance=43' 23265+5654 TDT4035 distance=43' 23234+5645 TDT4014 distance=48' 23200+5654 STI2972 distance=50' 23287+5807 STI2984 distance=51' 23275+5649 TDT4043 distance=51' 23177+5725 CVR 277 distance=54' 23289+5645 STI2985 distance=61' 23291+5643 TDT4056 distance=64' 23327+5731 AG 293 distance=69' 23218+5625 STI2974 distance=70' 23231+5843 DBR 325 distance=72' 23156+5756 J 860 distance=72' 23270+5624 HJ 1879 distance=73' 23272+5624 HJ 1881 distance=73' 23237+5619 MLR 595 distance=73' 23300+5833 BU 1149Ia,Ib distance=73' 23332+5724 STT 499A,BC distance=74' 23332+5724 WAL 149AD distance=74' 23309+5825 BU 1151CD distance=74' 23332+5724 A 641BC distance=74' 23296+5633 TDT4064 distance=74' 23309+5825 STF3022AB distance=76' 23309+5825 STF3022AC distance=76' 23300+5833 DA 2CD distance=76' 23300+5833 HJ 1886CH distance=76' 23300+5833 BU 1149CI distance=76' 23300+5833 STT 496AB distance=77' 23300+5833 SHJ 355AC distance=77' 23300+5833 HJ 1888AE distance=77' 23300+5833 HJ 1888AF distance=77' 23300+5833 HJ 1888AG distance=77' 23300+5833 BU 1149AI distance=77' 23337+5727 STI2999 distance=78' 23300+5833 HJ 1887FG distance=78' 23261+5616 STI2979 distance=79' 23336+5707 STI2998 distance=81' 23298+5625 KPP 14 distance=82' 23261+5612 STI2978 distance=83' 23344+5726 TDT4104AB distance=84' 23159+5641 STI2965 distance=85' 23135+5721 HJ 1857 distance=87' 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 23241+5732 STT 495 121 0.4
Show 23261+5747 TDT4033 350 1.0 22
Show 23212+5720 STI2973 95 3.8 27
Show 23222+5756 RAO 630 312 0.4 30
Show 23266+5709 LEO 31 4 3.0 31
Show 23271+5713 STI2981 205 11.0 32
Show 23197+5732 TDT3983 3 0.7 36
Show 23198+5715 BU 229 AB 32 16.8 39
Show 23198+5715 WAL 148 AC 75 64.5 39
Show 23248+5650 MLB 146 144 1.8 43
Show 23265+5654 TDT4035 109 1.9 43
Show 23234+5645 TDT4014 158 0.6 48
Show 23200+5654 STI2972 122 8.4 50
Show 23287+5807 STI2984 123 14.3 51
Show 23275+5649 TDT4043 135 0.9 51
Show 23177+5725 CVR 277 197 90.8 54
Show 23289+5645 STI2985 6 19.5 61
Show 23291+5643 TDT4056 53 2.5 64
Show 23327+5731 AG 293 21 3.6 69
Show 23218+5625 STI2974 302 6.7 70
Show 23231+5843 DBR 325 148 1.3 72
Show 23156+5756 J 860 199 2.7 72
Show 23270+5624 HJ 1879 54 21.5 73
Show 23272+5624 HJ 1881 68 13.7 73
Show 23237+5619 MLR 595 63 3.8 73
Show 23300+5833 BU 1149 Ia,Ib 287 0.3 73
Show 23332+5724 STT 499 A,BC 76 9.7 74
Show 23332+5724 WAL 149 AD 39 95.4 74
Show 23309+5825 BU 1151 CD 291 0.4 74
Show 23332+5724 A 641 BC 166 0.3 74
Show 23296+5633 TDT4064 313 0.3 74
Show 23309+5825 STF3022 AB 226 20.4 76
Show 23309+5825 STF3022 AC 191 117.6 76
Show 23300+5833 DA 2 CD 214 1.3 76
Show 23300+5833 HJ 1886 CH 337 26.9 76
Show 23300+5833 BU 1149 CI 189 205.9 76
Show 23300+5833 STT 496 AB 1 0.7 77
Show 23300+5833 SHJ 355 AC 269 75.0 77
Show 23300+5833 HJ 1888 AE 117 39.9 77
Show 23300+5833 HJ 1888 AF 338 67.2 77
Show 23300+5833 HJ 1888 AG 347 66.9 77
Show 23300+5833 BU 1149 AI 208 234.0 77
Show 23337+5727 STI2999 45 10.6 78
Show 23300+5833 HJ 1887 FG 73 10.8 78
Show 23261+5616 STI2979 105 14.1 79
Show 23336+5707 STI2998 158 10.9 81
Show 23298+5625 KPP 14 125 8.9 82
Show 23261+5612 STI2978 328 12.8 83
Show 23344+5726 TDT4104 AB 313 0.8 84
Show 23159+5641 STI2965 248 12.9 85
Show 23135+5721 HJ 1857 106 22.4 87

 
 
WDS 23241+5732 : COMPONENTS
 
 
  A
B pa=138.7°
sep=0.28"
 
 
23241+5732 A
 
 
Componente originario normalizzato AB Name HD 220562 Coord arcsec 2000 232407.91+573207.9 Mag 7.49
Spectral class B2V (blue-white) PmRA 8.00 PmDE -2.0 SAO 35386
HIP 115529 Tycho2 4007-00494-1 HD 220562 GC 32571
BD BD+56 2999
Tycho2
Tycho2 4007-00494-1 Pflag RAmdeg 351.03303106 DEmdeg 57.53548936
PmRA 6.0 PmDE -2.1 E RAmdeg 4 E DEmdeg 4
E pmRA 0.8 E pmDE 0.9 EpRAm 1991.26 EpDEm 1991.28
Num 20 Q RAmdeg 1.2 Q DEmdeg 1.2 Q pmRA 1.2
Q pmDE 1.2 BTmag 7.071 E BTmag 0.015 VTmag 6.842
E VTmag 0.010 Prox 999 TYC T HIP 115529
CCDM AB RAdeg 351.03300556 DEdeg 57.53549417 EpRA 1990 1.69
EpDE 1990 1.65 E RAdeg 3.8 E DEdeg 3.8 Posflg P
Corr 0.2
SAO
SAO 35386 DelFlag RA1950 PmRA1950 0.0011
DE1950 PmDE1950 0.001 Vmag 6.8 SpType B5
Double code Source 70 CatNum 32571 DM BD+56 2999
DMcomp BDsup HD 220562 M HD 0
GC 32571 RA1950rad 6.11672032 DE1950rad 0.99938852 PmRA2000 0.0013
PmDE2000 -0.004
Hipparcos
Catalog H HIP 115529 Proxy H RAhms 23 24 07.91
DEdms +57 32 07.9 Vmag 6.79 VarFlag R Vmag G
RAdeg 351.033 DEdeg 57.5355 AstroRef A Plx 1.92
CCDM 23241+5732 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 121 Rho 0.321 HD 220562 BD BD+56 2999
CD CP Dm number +56 2999 VIred 0.29
SpType B2V R SpType Coord arcsec 2000 232407.91+573207.9
Hipparcos 2
HIP 115529 Sn 15 So 3 Nc 2
RArad 6.1266805964 DErad 1.0041841724 Plx 3.34 PmRA 5.48
PmDE -1.29 E RArad 0.46 E DErad 0.45 E Plx 0.6
E pmRA 0.7 E pmDE 0.68 Hpmag 6.8634 E Hpmag 0.0009
SHp 0.01 VA 0 BV 0.254 E BV 0.005
VI 0.29
CCDM
Ccdm 23241+5732 RComp Comp A Note1
Note2 Discov num DRAs 1.94 DDEs 8.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.5 Sp B5 PmNote *
PmRA 5 PmDE 8 Dm number +56 2999 Cat1 BD
Name2 +57 1662 Cat2 AGK2/3 HD 220562 M HD
ADS BDS A16731 M ADS BDS N IDS IDS 23196N5659A
HIC 115529
 
 
23241+5732 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 232407.93+573207.7 Mag 7.76 Calc delta mag 0.27
Calc coord yes
CCDM
Ccdm 23241+5732 RComp Comp B Note1
Note2 Discov num STT 495 DRAs DDEs
R dRAs Year 1960 Theta 111 Rho 0.2
Obs 23 Vmag 7.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A16731 M ADS BDS N IDS IDS 23196N5659B
HIC 115529