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Doubles in session


Current system
04246+3358
STT 81 AB
56 Per


Nearby doubles
6' : 04248+3353
DOO 7AB

15' : 04236+3405
FMR 189

22' : 04244+3419
STF 533AB

24' : 04246+3421
MLB1036

25' : 04226+3358
FMR 188

32' : 04244+3326
COU 882

40' : 04273+3420
COU1227

50' : 04262+3313
HJ 676AB

50' : 04263+3443
HU 609

60' : 04202+3336
FAR 4

64' : 04204+3434
BU 1382

64' : 04196+3355
HJ 674

68' : 04270+3258
SEI 45

69' : 04245+3506
CVR 451

77' : 04212+3254
SEI 43

77' : 04301+3324
TDS2872

80' : 04307+3333
LEP 17AB

81' : 04212+3250
SEI 42

84' : 04224+3515
ES 279

87' : 04313+3421
KPP3173

89' : 04210+3241
SEI 41

94' : 04231+3529
HO 508

98' : 04239+3535
ES 2463

101' : 04326+3411
TDS2888

105' : 04302+3516
TTH 1

106' : 04262+3542
CRB 64



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.

04246+3358 STT 81 AB (56 Per)

 
 
04h 24m 37.46s +33° 57' 34.9" P.A. 13.00 sep 4.2 mag 5.84,9.25 Sp F4V dist. 40.62 pc (132.5 l.y.)
 
 
Coord 2000 04246+3358 Discov num STT  81 Comp AB Coord arcsec 2000 04 24 37.46 +33 57 34.9
Date first 1847 Date last 2017 Obs 95
Pa first 48 Pa last 12.5 P.A. Now (θ) 12.5°
Sep first 4.3 Sep last 4.17 Sep. Now (ρ) 4.17"
Mag pri 5.84 Mag sec 9.25 delta mag (ΔM) 3.41 Spectral class F4V (yellow-white)
Pri motion ra +055 Sec motion ra +055
Pri motion dec -083 Sec motion dec -083
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
04246+3358 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 57216 04 24 37 +33 57 35 BAS 4 Aa,Ab 1999 1 306 0.4 5.84 15.00 9.16
Show 56 Per 57216 04 24 37 +33 57 35 STT 81 AB 2017 95 13 4.2 5.84 9.25 3.41 Y <===
Show 04 24 38 +33 57 39 BAS 4 Ba,Bb 2002 3 292 0.6 9.60 11.30 1.70
Quadruple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 56 Per Var name NSV1592 Per Constellation Perseus SAO 57216
HIP 20591 Tycho2 2380-02429-1 Gaia DR2 172817599818083712 HD 27786
HR 1379 GC 5335 ADS 3188 BD BD+33 854
Flamsteed 56 Persei Flamsteed name 56 Per Distance 40.62 Distance ly 132.5
 
 
ORBITAL ELEMENTS
 
 
Period (P)1885.9592y± 944.0385 Periastron (T)1743.5713y± 138.3472 Semi-major axis (a)16.46579a± 10.41513
Eccentricity (e)0.88101± 0.10793 Inclination (i)100.726°± 11.069 Longitude of periastron (ω)286.697°± 24.456
Node (Ω)70.746°± 23.729 Notesn ReferenceIzm2019
Equinox Last observation2015 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 16.5 4.247
2001 16.2 4.244
2002 16.0 4.241
2003 15.7 4.237
2004 15.4 4.234
2005 15.2 4.231
2006 14.9 4.228
2007 14.7 4.226
2008 14.4 4.223
2009 14.2 4.220
2010 13.9 4.217
2011 13.7 4.215
2012 13.4 4.212
2013 13.1 4.209
2014 12.9 4.207
2015 12.6 4.205
2016 12.4 4.202
2017 12.1 4.200
2018 11.9 4.198
2019 11.6 4.195
2020 11.3 4.193
2021 11.1 4.191
2022 10.8 4.189
2023 10.6 4.187
2024 10.3 4.185
2025 10.0 4.183
2026 9.8 4.182
2027 9.5 4.180
2028 9.3 4.178
2029 9.0 4.176
2030 8.7 4.175


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


 
  


wds04246%2B3358a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 04246+3358 STT 81 AB (56 Per) : NOTES
 
 
discov_num notes refcode
STT 81 AB: 56 Per.
 
 
REFERENCES
 
 
refcode metd author reference
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
 
 
DISCOVERER
 
 
idgroup discov author
1 BAS Barstow, M.A., Bond, H.E., Burleigh, M.R., & Holberg, J.B.
2 STT Struve, O.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04246+3358 STT 81 AB 2002 87 17 4.4 5.84 9.25 F4IV-V N D 042437.42+335735.6
04246+3358 STT 81 AB 2007 91 16 4.3 5.84 9.25 F4IV-V N D 042437.42+335735.6
04246+3358 STT 81 AB 2017 95 13 4.2 5.84 9.25 F4V N 042437.46+335734.9

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

 
 
WDS 04246+3358 STT 81 AB (56 Per) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04246+3358 STT 81 AB (56 Per) : MEASURES
 
 
No records found.

 
 
WDS 04246+3358 (56 Per) : VIRTUAL EYEPIECE
 
 

04246+3358 STT 81A mag 5.84 Sp F4V 04246+3358 BAS 4Ab sep 0.3 P.A. 311.40 mag 15 Sp DA3.1 04246+3358 BAS 4B sep 4.3 P.A. 22.00 mag 9.6 Sp F4IV 04246+3358 BAS 4Bb sep 4.4 P.A. 15.00 mag 11.3 Sp DA 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 04246+3358 (56 Per) : ALADIN DSS IMAGE @ 04h 24m 37.46s +33° 57' 34.9"
 
 
 
 
WDS 04246+3358 STT 81 AB (56 Per) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04246+3358 STT 81AB distance=0' 04246+3358 BAS 4Ba,Bb distance=1' 04248+3353 DOO 7AB distance=6' 04248+3353 DOO 7BC distance=6' 04236+3405 FMR 189 distance=15' 04244+3419 STF 533AB distance=22' 04244+3419 STF 533AC distance=22' 04246+3421 MLB1036 distance=24' 04226+3358 FMR 188 distance=25' 04244+3326 COU 882 distance=32' 04273+3420 COU1227 distance=40' 04262+3313 HJ 676AB distance=50' 04262+3313 HJ 676AC distance=50' 04262+3313 ABH 24AD distance=50' 04262+3313 ABH 24AE distance=50' 04262+3313 ABH 24AF distance=50' 04262+3313 ABH 24AG distance=50' 04262+3313 ABH 24AH distance=50' 04263+3443 HU 609 distance=50' 04202+3336 FAR 4 distance=60' 04204+3434 BU 1382 distance=64' 04196+3355 HJ 674 distance=64' 04270+3258 SEI 45 distance=68' 04245+3506 CVR 451 distance=69' 04212+3254 SEI 43 distance=77' 04301+3324 TDS2872 distance=77' 04307+3333 LEP 17AB distance=80' 04212+3250 SEI 42 distance=81' 04224+3515 ES 279 distance=84' 04313+3421 KPP3173 distance=87' 04210+3241 SEI 41 distance=89' 04231+3529 HO 508 distance=94' 04239+3535 ES 2463 distance=98' 04326+3411 TDS2888 distance=101' 04302+3516 TTH 1 distance=105' 04262+3542 CRB 64 distance=106' 04275+3538 COU1228 distance=107' 04262+3544 HU 608 distance=109' 04256+3210 A 1005 distance=109' 04276+3215 SEI 46 distance=110' 04164+3317 HU 816AB distance=111' 04164+3317 HU 816AB,C distance=111' 04303+3234 SEI 48 distance=111' 04324+3456 FMR 191 distance=113' 04181+3237 HU 817 distance=115' 04306+3227 STT 83 distance=118' 04219+3204 GRV 211 distance=118' 04162+3452 STT 76 distance=118' 04276+3204 SEI 47 distance=120' 04198+3212 CVR 50 distance=122' 04263+3158 HDS 570 distance=122' 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 04246+3358 BAS 4 Aa,Ab 306 0.4
Show 04246+3358 STT 81 AB 13 4.2
Show 04246+3358 BAS 4 Ba,Bb 292 0.6 1
Show 04248+3353 DOO 7 AB 212 46.4 6
Show 04248+3353 DOO 7 BC 219 3.3 6
Show 04236+3405 FMR 189 206 6.5 15
Show 04244+3419 STF 533 AB 62 19.0 22
Show 04244+3419 STF 533 AC 193 106.9 22
Show 04246+3421 MLB1036 215 5.0 24
Show 04226+3358 FMR 188 151 12.4 25
Show 04244+3326 COU 882 168 1.7 32
Show 04273+3420 COU1227 78 5.0 40
Show 04262+3313 HJ 676 AB 249 15.4 50
Show 04262+3313 HJ 676 AC 42 18.5 50
Show 04262+3313 ABH 24 AD 132 70.0 50
Show 04262+3313 ABH 24 AE 127 137.1 50
Show 04262+3313 ABH 24 AF 106 85.6 50
Show 04262+3313 ABH 24 AG 168 35.1 50
Show 04262+3313 ABH 24 AH 267 78.4 50
Show 04263+3443 HU 609 305 0.2 50
Show 04202+3336 FAR 4 134 70.2 60
Show 04204+3434 BU 1382 339 93.0 64
Show 04196+3355 HJ 674 21 17.0 64
Show 04270+3258 SEI 45 76 6.0 68
Show 04245+3506 CVR 451 252 12.2 69
Show 04212+3254 SEI 43 300 14.3 77
Show 04301+3324 TDS2872 74 0.4 77
Show 04307+3333 LEP 17 AB 279 8.1 80
Show 04212+3250 SEI 42 270 9.9 81
Show 04224+3515 ES 279 240 3.7 84
Show 04313+3421 KPP3173 98 3.1 87
Show 04210+3241 SEI 41 211 11.7 89
Show 04231+3529 HO 508 224 4.2 94
Show 04239+3535 ES 2463 160 4.4 98
Show 04326+3411 TDS2888 338 2.5 101
Show 04302+3516 TTH 1 70 0.2 105
Show 04262+3542 CRB 64 63 16.6 106
Show 04275+3538 COU1228 187 1.5 107
Show 04262+3544 HU 608 52 0.6 109
Show 04256+3210 A 1005 246 0.8 109
Show 04276+3215 SEI 46 58 18.0 110
Show 04164+3317 HU 816 AB 121 0.2 111
Show 04164+3317 HU 816 AB,C 52 14.9 111
Show 04303+3234 SEI 48 16 24.7 111
Show 04324+3456 FMR 191 348 4.3 113
Show 04181+3237 HU 817 250 3.3 115
Show 04306+3227 STT 83 237 0.2 118
Show 04219+3204 GRV 211 330 44.1 118
Show 04162+3452 STT 76 211 3.6 118
Show 04276+3204 SEI 47 187 19.9 120
Show 04198+3212 CVR 50 349 85.5 122

 
 
WDS 04246+3358 : COMPONENTS
 
 
  A Ab B
Ab pa=311.4°
sep=0.35"
 
B pa=22.0°
sep=4.31"
pa=26.5°
sep=4.21"
 
Bb pa=15.0°
sep=4.38"
pa=19.2°
sep=4.24"
pa=295.6°
sep=0.54"
 
 
04246+3358 A
 
 
Name 56 Per Coord arcsec 2000 042437.46+335734.9 Mag 5.84 Spectral class F4V (yellow-white)
PmRA 55.00 PmDE -83.0 SAO 57216 HIP 20591
Tycho2 2380-02429-1 HD 27786 HR 1379 GC 5335
BD BD+33 854 Flamsteed 56 Persei Flamsteed name 56 Per
Tycho2
Tycho2 2380-02429-1 Pflag RAmdeg 66.15607036 DEmdeg 33.95970775
PmRA 45.8 PmDE -74.5 E RAmdeg 3 E DEmdeg 4
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.72 EpDEm 1991.08
Num 11 Q RAmdeg 1.0 Q DEmdeg 0.8 Q pmRA 0.8
Q pmDE 0.8 BTmag 6.255 E BTmag 0.014 VTmag 5.841
E VTmag 0.010 Prox 43 TYC T HIP 20591
CCDM A RAdeg 66.15594528 DEdeg 33.95988778 EpRA 1990 1.84
EpDE 1990 1.29 E RAdeg 3.4 E DEdeg 4.2 Posflg
Corr 0.0
SAO
SAO 57216 DelFlag RA1950 PmRA1950 0.0035
DE1950 PmDE1950 -0.071 Vmag 5.8 SpType F5
Double code Source 70 CatNum 5335 DM BD+33 854
DMcomp BDsup HD 27786 M HD 0
GC 5335 RA1950rad 1.14047021 DE1950rad 0.59073228 PmRA2000 0.0035
PmDE2000 -0.072
Hipparcos
Catalog H HIP 20591 Proxy H RAhms 04 24 37.42
DEdms +33 57 35.6 Vmag 5.77 VarFlag R Vmag G
RAdeg 66.1559 DEdeg 33.9599 AstroRef A Plx 24
CCDM 04246+3358 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 21 Rho 4.302 HD 27786 BD BD+33 854
CD CP Dm number +33 854 VIred 0.47
SpType F4V R SpType Coord arcsec 2000 042437.42+335735.6
Hipparcos 2
HIP 20591 Sn 15 So 3 Nc 2
RArad 1.1546388644 DErad 0.5927118691 Plx 24.62 PmRA 56.28
PmDE -82.26 E RArad 0.39 E DErad 0.24 E Plx 0.48
E pmRA 0.53 E pmDE 0.35 Hpmag 5.8454 E Hpmag 0.0008
SHp 0.005 VA 0 BV 0.4 E BV 0.019
VI 0.47
CCDM
Ccdm 04246+3358 RComp Comp A Note1
Note2 Discov num DRAs 1.51 DDEs -24.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 5.9 Sp F5 PmNote *
PmRA 56 PmDE -73 Dm number +33 854 Cat1 BD
Name2 +33 421 Cat2 AGK2/3 HD 27786 M HD
ADS BDS A 3188 M ADS BDS N IDS IDS 04181N3344A
HIC 20591
 
 
04246+3358 Ab
 
 
Coord arcsec 2000 042437.44+335735.1 Mag 15 Spectral class DA3.1 (white dwarf) Calc delta mag 9.16
Calc coord yes
 
 
04246+3358 B
 
 
Coord arcsec 2000 042437.59+335738.9 Coord calc 042437.52+335739.0 Mag 9.6 Mag composta 9.25
Spectral class F4IV (yellow-white) PmRA 55.00 PmDE -83.0 Calc delta mag 3.76
 
 
04246+3358 Bb
 
 
Coord arcsec 2000 042437.55+335739.1 Mag 11.3 Spectral class DA (white dwarf) Calc delta mag 5.46
Calc coord yes