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Doubles in session


Current system
21567+6338
WRH 36
VV Cep


Nearby doubles
5' : 21565+6334
STI1074

17' : 21544+6330
STI1071

25' : 21584+6359
TDT3267

26' : 21587+6359
MLB 225

27' : 21591+6358
TDT3275

28' : 21591+6400
HU 975AB

35' : 21536+6405
TDT3218

37' : 21535+6408
STI1069

42' : 22028+6343
TDT3307

43' : 21523+6306
STF2845AB

44' : 21511+6401
STF2842

46' : 21508+6400
STI1061AB

47' : 21597+6419
TDT3279

47' : 21505+6401
ES 1920

47' : 22036+6331
HDS3130

51' : 21520+6258
MLB 178

52' : 21512+6414
ES 1921

55' : 21490+6323
MLB 177

55' : 21493+6401
TDT3177

56' : 22009+6250
HU 976

56' : 22045+6319
TDT3324

56' : 21492+6312
HEI 290

56' : 21584+6432
TDT3266

56' : 21569+6242
ES 145AB

58' : 22052+6335
HDS3136

58' : 21587+6434
HJ 1713



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.

21567+6338 WRH 36 (VV Cep)

 
 
21h 56m 39.14s +63° 37' 32.0" P.A. 175.00 sep 0.1 mag 5.40, Sp M2Iab+B1V dist. 751.88 pc (2452.63 l.y.)
 
 
Coord 2000 21567+6338 Discov num WRH  36 Comp Coord arcsec 2000 21 56 39.14 +63 37 32.0
Date first 1950 Date last 1950 Obs 1
Pa first 175 Pa last 174.5 P.A. Now (θ) 174.5°
Sep first 0.1 Sep last 0.05 Sep. Now (ρ) 0.05"
Mag pri 5.40 Mag sec delta mag (ΔM) Spectral class M2Iab+B1V (red/blue-white)
Pri motion ra -005 Sec motion ra
Pri motion dec -004 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name VV Cep Constellation Cepheus SAO 19753 HIP 108317
Tycho2 4266-03252-1 Gaia DR2 2216536246703152256 HD 208816 HR 8383
GC 30731 BD BD+62 2007 FK5 3756 Distance 751.88
Distance ly 2452.63
 
 
ORBITAL ELEMENTS
 
 
Period (P)20.34y Periastron (T)1951.2y Semi-major axis (a)0.0336a
Eccentricity (e)0.5 Inclination (i)90.65° Longitude of periastron (ω)122°
Node (Ω)310.6° Notesn ReferenceFrd1960
Equinox Last observation1958 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 312.6 0.015
2001 312.0 0.021
2002 311.7 0.026
2003 311.4 0.031
2004 311.2 0.035
2005 311.1 0.038
2006 311.0 0.039
2007 310.8 0.039
2008 310.7 0.037
2009 310.5 0.032
2010 310.3 0.024
2011 309.6 0.011
2012 132.5 0.005
2013 130.8 0.018
2014 130.3 0.022
2015 129.8 0.019
2016 129.1 0.014
2017 127.3 0.008
2018 99.0 0.001
2019 315.5 0.006
2020 313.0 0.013
2021 312.2 0.019
2022 311.8 0.025
2023 311.5 0.030
2024 311.3 0.034
2025 311.1 0.037
2026 311.0 0.039
2027 310.9 0.039
2028 310.7 0.038
2029 310.6 0.034
2030 310.4 0.027


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


 
  


wds21567%2B6338a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 21567+6338 WRH 36 (VV Cep) : NOTES
 
 
discov_num notes refcode
WRH 36 zeta Aurigae-type binary VV Cep. Visual duplicity uncertain.
Spectrum of the eclipsing pair composite; M21aep+B8Ve.
Fredrick orbit rejected from Fourth Orbit Catalog Frd1960
("amplitude below noise level") Wor1983
 
 
REFERENCES
 
 
refcode metd author reference
Frd1960 orb - Fredrick, L.W. 1960AJ.....65..628F
Frd1960 AJ 65, 628, 1960
Wor1983 - Worley, C.E. & Heintz, W.D. 1983PUSNO..24g...1W
Wor1983 Pub. USNO 24, Pt. 7, 1983 (Fourth Orbit Catalog)
 
 
DISCOVERER
 
 
idgroup discov author
1 WRH Wilson, R.H.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21567+6338 WRH 36 1950 2 175 0.1 5.40   M2Iape NO 215639.14+633732.0

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

 
 
WDS 21567+6338 WRH 36 (VV Cep) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21567+6338 WRH 36 (VV Cep) : MEASURES
 
 
No records found.

 
 
WDS 21567+6338 (VV Cep) : VIRTUAL EYEPIECE
 
 

21567+6338 WRH 36A mag 5.4 Sp M2Iab 21567+6338 WRH 36B Sp B1V 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 21567+6338 (VV Cep) : ALADIN DSS IMAGE @ 21h 56m 39.14s +63° 37' 32.0"
 
 
 
 
WDS 21567+6338 WRH 36 (VV Cep) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21567+6338 WRH 36 distance=0' 21565+6334 STI1074 distance=5' 21544+6330 STI1071 distance=17' 21584+6359 TDT3267 distance=25' 21587+6359 MLB 225 distance=26' 21591+6358 TDT3275 distance=27' 21591+6400 HU 975AB distance=28' 21591+6400 STI1077AB,D distance=28' 21591+6400 HU 975AB,C distance=28' 21536+6405 TDT3218 distance=35' 21535+6408 STI1069 distance=37' 22028+6343 TDT3307 distance=42' 21523+6306 STF2845AB distance=43' 21523+6306 MAD 12AC distance=43' 21511+6401 STF2842 distance=44' 21508+6400 STI1061AB distance=46' 21508+6400 MRI 57AC distance=46' 21508+6400 MRI 57BC distance=46' 21597+6419 TDT3279 distance=47' 21505+6401 ES 1920 distance=47' 22036+6331 HDS3130 distance=47' 21520+6258 MLB 178 distance=51' 21512+6414 ES 1921 distance=52' 21490+6323 MLB 177 distance=55' 21493+6401 TDT3177 distance=55' 22009+6250 HU 976 distance=56' 22045+6319 TDT3324 distance=56' 21492+6312 HEI 290 distance=56' 21584+6432 TDT3266 distance=56' 21569+6242 ES 145AB distance=56' 21569+6242 ES 145AC distance=56' 22052+6335 HDS3136 distance=58' 21587+6434 HJ 1713 distance=58' 21514+6251 LDS5933 distance=59' 21538+6241 PET 12 distance=60' 22055+6322 STI1089 distance=62' 21540+6237 PET 14 distance=63' 21559+6441 STI1072 distance=64' 21538+6237 S 800AB distance=64' 21538+6237 ES 144AC distance=64' 21538+6237 PET 13Aa,Ab distance=64' 21538+6237 PET 13CE distance=64' 21538+6237 ES 144BD distance=65' 21546+6234 PET 15 distance=66' 22052+6305 BU 990 distance=66' 21534+6235 STI1068 distance=67' 22066+6346 MLB 226AB distance=67' 22066+6346 MLB 226AC distance=67' 22022+6436 TDS1152 distance=70' 22005+6445 SMA 157 distance=72' 22026+6238 STI1081 distance=73' 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 21567+6338 WRH 36 175 0.1
Show 21565+6334 STI1074 60 7.3 5
Show 21544+6330 STI1071 74 8.2 17
Show 21584+6359 TDT3267 59 1.0 25
Show 21587+6359 MLB 225 258 7.1 26
Show 21591+6358 TDT3275 282 0.4 27
Show 21591+6400 HU 975 AB 210 0.3 28
Show 21591+6400 STI1077 AB,D 145 8.3 28
Show 21591+6400 HU 975 AB,C 135 1.9 28
Show 21536+6405 TDT3218 232 1.7 35
Show 21535+6408 STI1069 48 13.2 37
Show 22028+6343 TDT3307 335 1.3 42
Show 21523+6306 STF2845 AB 173 2.0 43
Show 21523+6306 MAD 12 AC 207 35.4 43
Show 21511+6401 STF2842 102 3.5 44
Show 21508+6400 STI1061 AB 312 8.0 46
Show 21508+6400 MRI 57 AC 292 15.9 46
Show 21508+6400 MRI 57 BC 273 8.8 46
Show 21597+6419 TDT3279 328 0.7 47
Show 21505+6401 ES 1920 152 4.6 47
Show 22036+6331 HDS3130 54 0.4 47
Show 21520+6258 MLB 178 325 4.5 51
Show 21512+6414 ES 1921 173 4.5 52
Show 21490+6323 MLB 177 57 2.6 55
Show 21493+6401 TDT3177 89 0.4 55
Show 22009+6250 HU 976 57 1.6 56
Show 22045+6319 TDT3324 94 0.4 56
Show 21492+6312 HEI 290 7 1.2 56
Show 21584+6432 TDT3266 280 1.6 56
Show 21569+6242 ES 145 AB 204 2.8 56
Show 21569+6242 ES 145 AC 238 18.8 56
Show 22052+6335 HDS3136 338 0.4 58
Show 21587+6434 HJ 1713 125 18.7 58
Show 21514+6251 LDS5933 333 2.4 59
Show 21538+6241 PET 12 169 1.6 60
Show 22055+6322 STI1089 31 6.2 62
Show 21540+6237 PET 14 94 0.5 63
Show 21559+6441 STI1072 172 12.0 64
Show 21538+6237 S 800 AB 145 62.8 64
Show 21538+6237 ES 144 AC 278 20.5 64
Show 21538+6237 PET 13 Aa,Ab 212 0.1 64
Show 21538+6237 PET 13 CE 290 1.2 64
Show 21538+6237 ES 144 BD 43 23.6 65
Show 21546+6234 PET 15 15 2.6 66
Show 22052+6305 BU 990 129 0.6 66
Show 21534+6235 STI1068 56 10.3 67
Show 22066+6346 MLB 226 AB 113 3.8 67
Show 22066+6346 MLB 226 AC 154 135.0 67
Show 22022+6436 TDS1152 324 0.8 70
Show 22005+6445 SMA 157 82 20.5 72
Show 22026+6238 STI1081 92 3.7 73

 
 
WDS 21567+6338 : COMPONENTS
 
 
  A
B pa=177.6°
sep=0.05"
 
 
21567+6338 A
 
 
Componente originario normalizzato AB Name VV Cep Coord arcsec 2000 215639.14+633732.0 Mag 5.4
Spectral class M2Iab (red) PmRA -5.00 PmDE -4.0 SAO 19753
HIP 108317 Tycho2 4266-03252-1 HD 208816 HR 8383
GC 30731 BD BD+62 2007 FK5 3756
Tycho2
Tycho2 4266-03252-1 Pflag RAmdeg 329.16307992 DEmdeg 63.62556024
PmRA -3.1 PmDE -2.6 E RAmdeg 4 E DEmdeg 4
E pmRA 1.1 E pmDE 1.2 EpRAm 1991.45 EpDEm 1991.45
Num 16 Q RAmdeg 1.0 Q DEmdeg 1.5 Q pmRA 0.9
Q pmDE 1.5 BTmag 7.167 E BTmag 0.015 VTmag 5.363
E VTmag 0.009 Prox 999 TYC T HIP 108317
CCDM RAdeg 329.16309528 DEdeg 63.62556583 EpRA 1990 1.71
EpDE 1990 1.65 E RAdeg 3.5 E DEdeg 3.6 Posflg
Corr 0.0
SAO
SAO 19753 DelFlag RA1950 PmRA1950 -0.0004
DE1950 PmDE1950 0.006 Vmag 4.9 SpType M2e
Double code Source 70 CatNum 30731 DM BD+62 2007
DMcomp BDsup HD 208816 M HD 0
GC 30731 RA1950rad 5.738821 DE1950rad 1.10631344 PmRA2000 -0.0001
PmDE2000 0.001
Hipparcos
Catalog H HIP 108317 Proxy RAhms 21 56 39.14
DEdms +63 37 32.0 Vmag 5.11 VarFlag 2 R Vmag H
RAdeg 329.163 DEdeg 63.6256 AstroRef Plx 0.39
CCDM 21567+6338 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 208816 BD BD+62 2007
CD CP Dm number +62 2007 VIred 2.92
SpType M2 comp R SpType Coord arcsec 2000 215639.14+633732.0
Hipparcos 2
HIP 108317 Sn 5 So 0 Nc 1
RArad 5.744979884 DErad 1.110475626 Plx 1.33 PmRA -0.25
PmDE -2.56 E RArad 0.18 E DErad 0.16 E Plx 0.2
E pmRA 0.27 E pmDE 0.19 Hpmag 5.111 E Hpmag 0.0117
SHp 0.098 VA 1 BV 1.547 E BV 0.014
VI 2.57
CCDM
Ccdm 21567+6338 RComp Comp A Note1
Note2 @ Discov num DRAs -2.88 DDEs -27.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 5.4 Sp M1 PmNote *
PmRA -5 PmDE 7 Dm number +62 2007 Cat1 BD
Name2 +63 1207 Cat2 AGK2/3 HD 208816 M HD
ADS BDS M ADS BDS N IDS IDS 21538N6309A
HIC 108317
 
 
21567+6338 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 215639.14+633732.0 Spectral class B1V (blue-white) Calc delta mag 5.4
Calc coord yes
CCDM
Ccdm 21567+6338 RComp Comp B Note1
Note2 Discov num WRH DRAs DDEs
R dRAs Year 1950 Theta 174 Rho 0.1
Obs 2 Vmag Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N N IDS IDS 21538N6309B
HIC 108317