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Doubles in session


Current system
04076+3804
STT 531 AB
V491 Per


Nearby doubles
37' : 04107+3808
WNT 2

42' : 04050+3734
COU1393

42' : 04080+3845
GRV 205

43' : 04044+3747
ES 2461

45' : 04038+3758
ES 2085

47' : 04075+3718
TDS2755

48' : 04095+3723
COU1395

55' : 04103+3722
ALI 520

67' : 04130+3751
ES 2462

67' : 04050+3705
KU 83AB

79' : 04016+3840
STF 476AB

80' : 04041+3657
COU1392

81' : 04127+3714
ES 2148

86' : 04098+3643
ALI 291

87' : 04050+3644
ES 2561

91' : 04070+3934
COU1394

91' : 04101+3639
A 1832

94' : 04154+3816
PTT 8

96' : 04041+3931
STF 483

97' : 04040+3932
L 51

104' : 03597+3849
STT 69

112' : 04104+3618
AG 78

116' : 04024+3627
ALI 289

116' : 04036+3620
ALI 290

124' : 04180+3807
GRV 210

126' : 04138+3947
MLB 921



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.

04076+3804 STT 531 AB (V491 Per)

 
 
04h 07m 34.35s +38° 04' 28.3" P.A. 353.00 sep 2.7 mag 7.32,9.69 Sp K1V dist. 20.38 pc (66.48 l.y.)
 
 
Coord 2000 04076+3804 Discov num STT 531 Comp AB Coord arcsec 2000 04 07 34.35 +38 04 28.3
Date first 1851 Date last 2018 Obs 187
Pa first 146 Pa last 352.9 P.A. Now (θ) 352.9°
Sep first 3.4 Sep last 2.67 Sep. Now (ρ) 2.67"
Mag pri 7.32 Mag sec 9.69 delta mag (ΔM) 2.37 Spectral class K1V (yellow-orange)
Pri motion ra +174 Sec motion ra +174
Pri motion dec -231 Sec motion dec -231
Notes N O T (See Notes, Orbital solution, Parallax indicates physical)
This double is physical.
 
 
04076+3804 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show V491 Per 56982 04 07 34 +38 04 28 STT 531 AB 2018 187 353 2.7 7.32 9.69 2.37 Y <===
Show 56982 04 07 34 +38 04 28 STT 531 AC 2015 20 217 225.1 7.32 8.81 1.49
Show 56982 04 07 34 +38 04 28 ALC 1 AE 2017 6 100 746.0 7.32 5.57 1.75
Show 56979 04 07 23 +38 01 26 BU 545 CD 2016 17 313 1.2 8.81 10.71 1.90
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name V491 Per Constellation Perseus SAO 56982 HIP 19255
Tycho2 2877-00247-1 Gaia DR2 225709641034907264 HD 25893 GC 4949
ADS 2995 BD BD+37 878 Distance 20.38 Distance ly 66.48
 
 
ORBITAL ELEMENTS
 
 
Period (P)590y Periastron (T)2070y Semi-major axis (a)3.87a
Eccentricity (e)0.25 Inclination (i)104° Longitude of periastron (ω)195°
Node (Ω)160.3° Notesn ReferenceHei1986b
Equinox2000 Last observation1985 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 357.5 2.128
2001 357.1 2.155
2002 356.6 2.181
2003 356.2 2.207
2004 355.7 2.233
2005 355.3 2.259
2006 354.9 2.284
2007 354.5 2.309
2008 354.1 2.334
2009 353.7 2.358
2010 353.3 2.382
2011 353.0 2.405
2012 352.6 2.428
2013 352.2 2.451
2014 351.9 2.474
2015 351.5 2.496
2016 351.2 2.517
2017 350.9 2.538
2018 350.5 2.559
2019 350.2 2.579
2020 349.9 2.599
2021 349.6 2.618
2022 349.3 2.637
2023 349.0 2.655
2024 348.7 2.673
2025 348.4 2.690
2026 348.1 2.707
2027 347.8 2.723
2028 347.5 2.739
2029 347.2 2.754
2030 346.9 2.768


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


 
  


wds04076%2B3804a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 04076+3804 STT 531 AB (V491 Per) : NOTES
 
 
discov_num notes refcode
STT 531 A: V491 Per. CPM with BD+37@882 (50 Per), 12' distant. Cou1955c
Premature orbits have been calculated. Motion retrograde.
G039-001. See Allen et al. (2000) for information on metallicity, AlC2000
age, galactic orbital parameters, etc.
ALC 1 AE: Also known as BU 545CA.
AE: SHY 19. Bayesian analysis by Shaya & Olling (2011) indicates very Shy2011
high (near 100%) probability pair is physical.
E: 50 Per = V582 Per.
See Baize & Petit (1989) catalog of doubles with variable component. Baz1989d
 
 
REFERENCES
 
 
refcode metd author reference
AlC2000 Po - Allen, C., Poveda, A., & Herrera, M 2000A&A...356..529A
AlC2000 A&A 356, 529, 2000
Baz1989d - Baize, P. & Petit, M. 1989A&AS...77..497B
Baz1989d A&AS 77, 497, 1989
Cou1955c Ma - Couteau, P. 1955JO.....38..238C
Cou1955c +Mc J. Obs. 38, 238, 1955
Hei1986b orb - Heintz, W.D. 1986A&AS...65..411H
Hei1986b A&AS 65, 411, 1986
Shy2011 - Shaya, E.J. & Olling, R. 2011ApJS..192....2S
Shy2011 ApJS 192, 2, 2011
Shy2011 (Statistical analysis of probability that wide Hipparcos pairs are physical. Pairs
Shy2011 added to WDS only if probability 90% or greater.)
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
179 STT Struve, O.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04076+3804 STT 531 AB 2006 172 357 2.4 7.32 9.69 K1V NOD 040734.35+380428.3
04076+3804 STT 531 AB 2009 173 353 2.6 7.32 9.69 K1V NOD 040734.35+380428.3
04076+3804 STT 531 AB 2011 177 354 2.6 7.32 9.69 K1V NOD 040734.35+380428.3
04076+3804 STT 531 AB 2012 177 356 2.6 7.32 9.69 K1V NOD 040734.35+380428.3
04076+3804 STT 531 AB 2013 178 355 2.5 7.32 9.69 K1V NO 040734.35+380428.3
04076+3804 STT 531 AB 2015 181 353 2.9 7.32 9.69 K1V NO 040734.35+380428.3
04076+3804 STT 531 AB 2018 183 353 2.7 7.32 9.69 K1V NO 040734.35+380428.3

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

 
 
WDS 04076+3804 STT 531 AB (V491 Per) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04076+3804 STT 531 AB (V491 Per) : MEASURES
 
 
No records found.

 
 
WDS 04076+3804 (V491 Per) : VIRTUAL EYEPIECE
 
 

04076+3804 STT 531A mag 7.32 Sp K1V 04076+3804 STT 531B sep 2.7 P.A. 354.40 mag 9.69 04076+3804 BU 545C sep 226.1 P.A. 216.10 mag 8.81 Sp K0 04076+3804 BU 545D sep 225.9 P.A. 216.40 mag 10.71 04076+3804 ALC 1E sep 592.4 P.A. 102.10 mag 5.57 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 04076+3804 (V491 Per) : ALADIN DSS IMAGE @ 04h 07m 34.35s +38° 04' 28.3"
 
 
 
 
WDS 04076+3804 STT 531 AB (V491 Per) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04076+3804 STT 531AB distance=0' 04076+3804 BU 545CD distance=4' 04107+3808 WNT 2 distance=37' 04050+3734 COU1393 distance=42' 04080+3845 GRV 205 distance=42' 04044+3747 ES 2461 distance=43' 04038+3758 ES 2085 distance=45' 04075+3718 TDS2755 distance=47' 04095+3723 COU1395 distance=48' 04103+3722 ALI 520 distance=55' 04130+3751 ES 2462 distance=67' 04050+3705 KU 83AB distance=67' 04050+3705 ARN 35AC distance=67' 04016+3840 STF 476AB distance=79' 04041+3657 COU1392 distance=80' 04016+3840 STF 476BC distance=80' 04127+3714 ES 2148 distance=81' 04098+3643 ALI 291 distance=86' 04050+3644 ES 2561 distance=87' 04070+3934 COU1394 distance=91' 04101+3639 A 1832 distance=91' 04154+3816 PTT 8 distance=94' 04041+3931 STF 483 distance=96' 04040+3932 L 51 distance=97' 03597+3849 STT 69 distance=104' 04104+3618 AG 78 distance=112' 04024+3627 ALI 289 distance=116' 04036+3620 ALI 290 distance=116' 04180+3807 GRV 210 distance=124' 04138+3947 MLB 921 distance=126' 04108+4005 TDS2775 distance=127' 04103+4008 COU1521 distance=127' 04092+4010 STF3114AB distance=127' 04092+4010 TOK 242AC distance=127' 04092+4010 RAO 79CD distance=127' 04135+3617 COU1226 distance=129' 03568+3828 STF 467 distance=129' 04152+3939 RAO 193 distance=131' 04184+3735 HO 507 distance=132' 04163+3644 YSC 128AB distance=132' 04163+3644 DSG 10AC distance=132' 04009+3618 COU1081 distance=134' 04063+3548 BRT3241 distance=138' 04123+3557 ALI 58 distance=139' 04106+4019 TDS2772 distance=140' 04116+4016 STF 500 distance=140' 04195+3800 HDS 552 distance=142' 04063+4026 COU1701 distance=142' 03559+3704 LDS3543 distance=150' 03598+4009 MLB 17 distance=153' 04125+3538 HJ 341 distance=153' 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 04076+3804 STT 531 AB 353 2.7
Show 04076+3804 STT 531 AC 217 225.1
Show 04076+3804 ALC 1 AE 100 746.0
Show 04076+3804 BU 545 CD 313 1.2 4
Show 04107+3808 WNT 2 29 12.9 37
Show 04050+3734 COU1393 149 2.2 42
Show 04080+3845 GRV 205 158 15.8 42
Show 04044+3747 ES 2461 228 8.1 43
Show 04038+3758 ES 2085 272 4.6 45
Show 04075+3718 TDS2755 256 1.0 47
Show 04095+3723 COU1395 251 0.7 48
Show 04103+3722 ALI 520 349 12.1 55
Show 04130+3751 ES 2462 176 3.8 67
Show 04050+3705 KU 83 AB 279 47.5 67
Show 04050+3705 ARN 35 AC 100 144.6 67
Show 04016+3840 STF 476 AB 289 25.9 79
Show 04041+3657 COU1392 146 0.9 80
Show 04016+3840 STF 476 BC 210 69.7 80
Show 04127+3714 ES 2148 188 2.1 81
Show 04098+3643 ALI 291 8 10.1 86
Show 04050+3644 ES 2561 59 5.6 87
Show 04070+3934 COU1394 135 0.3 91
Show 04101+3639 A 1832 169 0.8 91
Show 04154+3816 PTT 8 94 2.9 94
Show 04041+3931 STF 483 53 1.6 96
Show 04040+3932 L 51 163 0.5 97
Show 03597+3849 STT 69 323 1.4 104
Show 04104+3618 AG 78 198 18.0 112
Show 04024+3627 ALI 289 258 10.1 116
Show 04036+3620 ALI 290 333 9.6 116
Show 04180+3807 GRV 210 179 37.1 124
Show 04138+3947 MLB 921 127 2.7 126
Show 04108+4005 TDS2775 243 0.4 127
Show 04103+4008 COU1521 267 0.2 127
Show 04092+4010 STF3114 AB 157 3.1 127
Show 04092+4010 TOK 242 AC 295 61.2 127
Show 04092+4010 RAO 79 CD 296 9.7 127
Show 04135+3617 COU1226 248 0.3 129
Show 03568+3828 STF 467 297 37.8 129
Show 04152+3939 RAO 193 102 1.9 131
Show 04184+3735 HO 507 33 5.6 132
Show 04163+3644 YSC 128 AB 110 0.0 132
Show 04163+3644 DSG 10 AC 215 0.5 132
Show 04009+3618 COU1081 26 0.2 134
Show 04063+3548 BRT3241 329 5.2 138
Show 04123+3557 ALI 58 355 10.7 139
Show 04106+4019 TDS2772 122 0.5 140
Show 04116+4016 STF 500 79 4.0 140
Show 04195+3800 HDS 552 336 0.1 142
Show 04063+4026 COU1701 114 0.5 142
Show 03559+3704 LDS3543 142 5.5 150

 
 
WDS 04076+3804 : COMPONENTS
 
 
  A B C D
B pa=354.4°
sep=2.66"
 
C pa=216.1°
sep=226.13"
pa=215.6°
sep=228.12"
 
D pa=216.4°
sep=225.86"
pa=215.9°
sep=227.85"
pa=320.0°
sep=1.11"
 
E pa=102.1°
sep=592.38"
pa=102.4°
sep=593.20"
pa=85.3°
sep=715.02"
pa=85.4°
sep=715.67"
 
 
04076+3804 A
 
 
Var name V491 Per Coord arcsec 2000 040734.35+380428.3 Mag 7.32 Spectral class K1V (yellow-orange)
PmRA 174.00 PmDE -231.0 SAO 56982 HIP 19255
Tycho2 2877-00247-1 HD 25893 GC 4949 BD BD+37 878
Tycho2
Tycho2 2877-00247-1 Pflag P RAmdeg 61.89314248 DEmdeg 38.07454377
PmRA 174.4 PmDE -230.9 E RAmdeg 4 E DEmdeg 5
E pmRA 2.4 E pmDE 2.3 EpRAm 1991.66 EpDEm 1991.30
Num 5 Q RAmdeg 2.0 Q DEmdeg 2.6 Q pmRA 1.9
Q pmDE 2.6 BTmag 8.289 E BTmag 0.016 VTmag 7.318
E VTmag 0.010 Prox 19 TYC T HIP 19255
CCDM A RAdeg 61.89263111 DEdeg 38.07507861 EpRA 1990 1.71
EpDE 1990 1.39 E RAdeg 4.2 E DEdeg 5.0 Posflg D
Corr -0.1
SAO
SAO 56982 DelFlag RA1950 PmRA1950 0.0145
DE1950 PmDE1950 -0.218 Vmag 7.1 SpType G5
Double code Source 70 CatNum 4949 DM BD+37 878
DMcomp BDsup HD 25893 M HD 0
GC 4949 RA1950rad 1.06566539 DE1950rad 0.66226271 PmRA2000 0.0144
PmDE2000 -0.22
Hipparcos
Catalog H HIP 19255 Proxy H RAhms 04 07 34.22
DEdms +38 04 30.3 Vmag 7.13 VarFlag R Vmag G
RAdeg 61.8926 DEdeg 38.0751 AstroRef A Plx 48.59
CCDM 04075+3803 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 4 Rho 1.964 HD 25893 BD BD+37 878
CD CP Dm number +37 878 VIred 0.88
SpType G5 R SpType Coord arcsec 2000 040734.22+380430.3
Hipparcos 2
HIP 19255 Sn 15 So 3 Nc 2
RArad 1.0802297083 DErad 0.6645356384 Plx 49.06 PmRA 174.51
PmDE -224.16 E RArad 0.5 E DErad 0.28 E Plx 0.61
E pmRA 0.59 E pmDE 0.51 Hpmag 7.2659 E Hpmag 0.001
SHp 0.012 VA 0 BV 0.865 E BV 0.008
VI 0.91
 
 
04076+3804 B
 
 
Coord arcsec 2000 040734.33+380430.9 Mag 9.69 PmRA 174.00 PmDE -231.0
Tycho2 2877-00247-2 Calc delta mag 2.37 Calc coord yes
Tycho2
Tycho2 2877-00247-2 Pflag P RAmdeg 61.89314248 DEmdeg 38.07454377
PmRA 174.4 PmDE -230.9 E RAmdeg 4 E DEmdeg 5
E pmRA 2.4 E pmDE 2.3 EpRAm 1991.66 EpDEm 1991.30
Num 5 Q RAmdeg 2.0 Q DEmdeg 2.6 Q pmRA 1.9
Q pmDE 2.6 BTmag 11.275 E BTmag 0.062 VTmag 9.685
E VTmag 0.026 Prox 19 TYC HIP 19255
CCDM B RAdeg 61.89266778 DEdeg 38.07561889 EpRA 1990 1.71
EpDE 1990 1.40 E RAdeg 19.4 E DEdeg 26.3 Posflg D
Corr -0.1
 
 
04076+3804 C
 
 
Coord arcsec 2000 040723.07+380125.6 Coord calc 040723.07+380125.6 Mag 8.81 Spectral class K0 (yellow-orange)
PmRA -7.00 PmDE -9.0 SAO 56979 Tycho2 2877-00556-1
HD 25866 DM BD+37 877 Calc delta mag 1.49
Tycho2
Tycho2 2877-00556-1 Pflag P RAmdeg 61.84612323 DEmdeg 38.02380075
PmRA -6.7 PmDE -9.1 E RAmdeg 8 E DEmdeg 12
E pmRA 2.4 E pmDE 2.3 EpRAm 1991.54 EpDEm 1990.80
Num 5 Q RAmdeg 0.8 Q DEmdeg 0.4 Q pmRA 0.7
Q pmDE 0.4 BTmag 10.699 E BTmag 0.038 VTmag 8.808
E VTmag 0.014 Prox 13 TYC T HIP
CCDM RAdeg 61.84621444 DEdeg 38.02378250 EpRA 1990 1.74
EpDE 1990 1.32 E RAdeg 7.9 E DEdeg 12.0 Posflg D
Corr 0.1
SAO
SAO 56979 DelFlag RA1950 PmRA1950 -0.0006
DE1950 PmDE1950 -0.007 Vmag 8.4 SpType K0
Double code Source 5 CatNum 472 DM BD+37 877
DMcomp BDsup HD 25866 M HD 0
GC RA1950rad 1.0649109 DE1950rad 0.66131826 PmRA2000 -0.0006
PmDE2000 -0.008
 
 
04076+3804 D
 
 
Coord arcsec 2000 040723.01+380126.5 Mag 10.71 PmRA -7.00 PmDE -9.0
Tycho2 2877-00556-2 Calc delta mag 3.39 Calc coord yes
Tycho2
Tycho2 2877-00556-2 Pflag P RAmdeg 61.84612323 DEmdeg 38.02380075
PmRA -6.7 PmDE -9.1 E RAmdeg 8 E DEmdeg 12
E pmRA 2.4 E pmDE 2.3 EpRAm 1991.54 EpDEm 1990.80
Num 5 Q RAmdeg 0.8 Q DEmdeg 0.4 Q pmRA 0.7
Q pmDE 0.4 BTmag 11.735 E BTmag 0.076 VTmag 10.706
E VTmag 0.052 Prox 13 TYC HIP
CCDM RAdeg 61.84584306 DEdeg 38.02398972 EpRA 1990 1.75
EpDE 1990 1.32 E RAdeg 29.6 E DEdeg 47.5 Posflg D
Corr 0.1
 
 
04076+3804 E
 
 
Var name V582 Per Coord arcsec 2000 040823.39+380223.9 Mag 5.57 PmRA 164.00
PmDE -203.0 Flamsteed 50 Persei Flamsteed name 50 Per Calc delta mag 1.75
Calc coord yes