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Doubles in session


Current system
00308+4732
BU 394 AB
HD 2675


Nearby doubles
21' : 00299+4751
TDS1491

29' : 00334+4739
A 911

32' : 00317+4702
COU1853

44' : 00265+4723
UC 366

45' : 00345+4755
KPP3133

53' : 00326+4643
ROE 61

53' : 00283+4645
ES 1202

55' : 00331+4643
LDS3177

55' : 00304+4638
ROE 60

57' : 00290+4825
HDS 64

58' : 00251+4729
UC 363

63' : 00311+4833
LDS3174

65' : 00251+4803
HDS 56AB

70' : 00359+4646
TDS1538

79' : 00232+4716
A 804AB

80' : 00386+4738
OSO 7

86' : 00379+4819
TDS1552AB

88' : 00387+4657
STF 45AB

90' : 00350+4850
HJ 1985

91' : 00275+4608
CBL 574

92' : 00238+4635
ES 1201

92' : 00347+4609
TDS1529

92' : 00259+4849
LDS3167

93' : 00315+4904
HU 509AB

95' : 00302+4557
A 910

96' : 00234+4633
ES 1200AB



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.

00308+4732 BU 394 AB (HD 2675)

 
 
00h 30m 45.56s +47° 31' 47.5" P.A. 278.00 sep 0.8 mag 8.49,8.77 Sp G0 dist. 49.33 pc (160.91 l.y.)
 
 
Coord 2000 00308+4732 Discov num BU  394 Comp AB Coord arcsec 2000 00 30 45.56 +47 31 47.5
Date first 1876 Date last 2018 Obs 66
Pa first 278 Pa last 277.8 P.A. Now (θ) 278.5°
Sep first 0.8 Sep last 0.826 Sep. Now (ρ) 0.938"
Mag pri 8.49 Mag sec 8.77 delta mag (ΔM) 0.28 Spectral class G0 (yellow)
Pri motion ra +018 Sec motion ra -005
Pri motion dec -057 Sec motion dec -052
Notes O T (Orbital solution, Parallax indicates physical)
rPM=0.394
This double is physical.
 
 
00308+4732 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 2675 36427 00 30 46 +47 31 48 BU 394 AB 2018 66 278 0.8 8.49 8.77 0.28 Y <===
Show 36427 00 30 46 +47 31 48 TOK 223 AC 2015 10 201 105.5 8.49 10.95 2.46
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 2675 Constellation Cassiopeia SAO 36427 HIP 2414
Tycho2 3252-02035-1 Gaia DR2 390973763472251392 HD 2675 ADS 416
BD BD+46 95 Distance 49.33 Distance ly 160.91
 
 
ORBITAL ELEMENTS
 
 
Period (P)142.14y Periastron (T)1992.37y Semi-major axis (a)0.689a
Eccentricity (e)0.847 Inclination (i)78° Longitude of periastron (ω)2°
Node (Ω)102.1° Notes ReferenceZul1997b
Equinox2000 Last observation1991 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 268.7 0.282
2001 270.1 0.325
2002 271.2 0.366
2003 272.1 0.405
2004 272.9 0.443
2005 273.5 0.479
2006 274.0 0.513
2007 274.5 0.546
2008 274.9 0.578
2009 275.3 0.608
2010 275.7 0.637
2011 276.0 0.666
2012 276.3 0.693
2013 276.5 0.719
2014 276.8 0.745
2015 277.0 0.769
2016 277.2 0.793
2017 277.4 0.816
2018 277.6 0.838
2019 277.8 0.859
2020 278.0 0.880
2021 278.2 0.900
2022 278.3 0.919
2023 278.5 0.938
2024 278.6 0.956
2025 278.8 0.973
2026 278.9 0.990
2027 279.0 1.006
2028 279.2 1.022
2029 279.3 1.037
2030 279.4 1.051


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


 
  


wds00308%2B4732a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 00308+4732 BU 394 AB (HD 2675) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Zul1997b orb - Zulevic, D.J. 1997BOBeo.155..109Z
Zul1997b Bull. Obs. Astron. Belgrade #155, 109, 1997
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
179 TOK Tokovinin, A.A.
226 TOK Tokovinin, A.A., Balega, Y.Y., Pluzhnik, E.A., Shatsky, N.I., Gorynya, N.A., &
226 TOK Weigelt, G.
240 TOK Tokovinin, A., Cantarutti, R., Tighe, R., Schurter, P., van der Bliek, N.,
240 TOK Martinez, M., & Mondaca, E.
308 TOK Tokovinin, A., Corbett, H., Fors, O., Howard, W., Law, N.M., Moe, M.,
308 TOK Ratzloff, J. & Walter, F.M.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00308+4732 BU 394 AB 2012 52 277 0.7 8.49 8.77 G0 O 003045.56+473147.5
00308+4732 BU 394 AB 2015 54 278 0.8 8.49 8.77 G0 O 003045.56+473147.5
00308+4732 BU 394 AB 2016 55 279 0.8 8.49 8.77 G0 O 003045.56+473147.5
00308+4732 BU 394 AB 2017 59 278 0.8 8.49 8.77 G0 O 003045.56+473147.5
00308+4732 BU 394 AB 2018 62 279 0.8 8.49 8.77 G0 O 003045.56+473147.5

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

 
 
WDS 00308+4732 BU 394 AB (HD 2675) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00308+4732 BU 394 AB (HD 2675) : MEASURES
 
 
No records found.

 
 
WDS 00308+4732 (HD 2675) : VIRTUAL EYEPIECE
 
 

00308+4732 BU 394A mag 8.49 Sp G0 00308+4732 BU 394B sep 0.6 P.A. 281.50 mag 8.77 00308+4732 TOK 223C sep 101.9 P.A. 194.20 mag 10.95 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 00308+4732 (HD 2675) : ALADIN DSS IMAGE @ 00h 30m 45.56s +47° 31' 47.5"
 
 
 
 
WDS 00308+4732 BU 394 AB (HD 2675) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

00308+4732 BU 394AB distance=0' 00299+4751 TDS1491 distance=21' 00334+4739 A 911 distance=29' 00317+4702 COU1853 distance=32' 00265+4723 UC 366 distance=44' 00345+4755 KPP3133 distance=45' 00326+4643 ROE 61 distance=53' 00283+4645 ES 1202 distance=53' 00331+4643 LDS3177 distance=55' 00304+4638 ROE 60 distance=55' 00290+4825 HDS 64 distance=57' 00251+4729 UC 363 distance=58' 00311+4833 LDS3174 distance=63' 00251+4803 RED 14Ca,Cb distance=64' 00251+4803 HDS 56AB distance=65' 00251+4803 CRZ 2AC distance=65' 00251+4803 SOZ 4AB,D distance=65' 00359+4646 TDS1538 distance=70' 00232+4716 A 804AB distance=79' 00232+4716 HJ 1960AC distance=79' 00386+4738 OSO 7 distance=80' 00379+4819 TDS1552AB distance=86' 00379+4819 DAM 624AC distance=86' 00387+4657 STF 45AB distance=88' 00387+4657 BU 1347AC distance=88' 00350+4850 HJ 1985 distance=90' 00275+4608 CBL 574 distance=91' 00238+4635 ES 1201 distance=92' 00347+4609 TDS1529 distance=92' 00259+4849 LDS3167 distance=92' 00315+4904 HU 509AB distance=93' 00315+4904 FOX 110AC distance=93' 00315+4904 FOX 110AD distance=93' 00302+4557 A 910 distance=95' 00234+4633 ES 1200BC distance=96' 00234+4633 ES 1200AB distance=96' 00402+4715 BU 257 distance=98' 00223+4820 J 2384 distance=98' 00377+4625 MTR 3 distance=98' 00210+4737 HDS 45 distance=99' 00221+4822 J 9001 distance=103' 00358+4901 STT 15 distance=103' 00407+4711 TDS1563 distance=104' 00298+4915 HU 508 distance=104' 00309+4917 ES 1129 distance=105' 00364+4603 TDS1545 distance=106' 00306+4919 OL 86 distance=108' 00204+4802 LDS3153 distance=109' 00399+4633 HJL1005 distance=111' 00411+4659 A 650 distance=111' 00417+4727 ES 1203 distance=111' 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 00308+4732 BU 394 AB 278 0.8
Show 00308+4732 TOK 223 AC 201 105.5
Show 00299+4751 TDS1491 314 0.7 21
Show 00334+4739 A 911 314 0.7 29
Show 00317+4702 COU1853 13 0.9 32
Show 00265+4723 UC 366 115 8.9 44
Show 00345+4755 KPP3133 323 3.4 45
Show 00326+4643 ROE 61 102 13.8 53
Show 00283+4645 ES 1202 30 2.2 53
Show 00331+4643 LDS3177 2 122.4 55
Show 00304+4638 ROE 60 300 12.4 55
Show 00290+4825 HDS 64 114 0.3 57
Show 00251+4729 UC 363 158 8.8 58
Show 00311+4833 LDS3174 63 15.5 63
Show 00251+4803 RED 14 Ca,Cb 233 0.3 64
Show 00251+4803 HDS 56 AB 273 0.3 65
Show 00251+4803 CRZ 2 AC 193 121.2 65
Show 00251+4803 SOZ 4 AB,D 259 13.8 65
Show 00359+4646 TDS1538 171 0.7 70
Show 00232+4716 A 804 AB 322 1.8 79
Show 00232+4716 HJ 1960 AC 198 23.5 79
Show 00386+4738 OSO 7 154 8.4 80
Show 00379+4819 TDS1552 AB 157 2.2 86
Show 00379+4819 DAM 624 AC 244 7.6 86
Show 00387+4657 STF 45 AB 91 19.1 88
Show 00387+4657 BU 1347 AC 260 104.7 88
Show 00350+4850 HJ 1985 147 18.8 90
Show 00275+4608 CBL 574 305 15.0 91
Show 00238+4635 ES 1201 62 5.6 92
Show 00347+4609 TDS1529 251 0.5 92
Show 00259+4849 LDS3167 88 283.8 92
Show 00315+4904 HU 509 AB 56 2.6 93
Show 00315+4904 FOX 110 AC 189 16.6 93
Show 00315+4904 FOX 110 AD 141 35.7 93
Show 00302+4557 A 910 36 2.6 95
Show 00234+4633 ES 1200 BC 59 1.8 96
Show 00234+4633 ES 1200 AB 326 46.9 96
Show 00402+4715 BU 257 253 0.6 98
Show 00223+4820 J 2384 189 5.3 98
Show 00377+4625 MTR 3 185 38.6 98
Show 00210+4737 HDS 45 161 0.2 99
Show 00221+4822 J 9001 84 4.4 103
Show 00358+4901 STT 15 330 0.2 103
Show 00407+4711 TDS1563 288 0.4 104
Show 00298+4915 HU 508 352 1.7 104
Show 00309+4917 ES 1129 265 1.2 105
Show 00364+4603 TDS1545 218 0.7 106
Show 00306+4919 OL 86 214 1.2 108
Show 00204+4802 LDS3153 131 220.0 109
Show 00399+4633 HJL1005 272 122.7 111
Show 00411+4659 A 650 350 4.2 111

 
 
WDS 00308+4732 : COMPONENTS
 
 
  A B
B pa=281.5°
sep=0.56"
 
C pa=194.2°
sep=101.90"
pa=193.9°
sep=101.88"
 
 
00308+4732 A
 
 
Name HD 2675 Coord arcsec 2000 003045.56+473147.5 Mag 8.49 Spectral class G0 (yellow)
PmRA 18.00 PmDE -57.0 SAO 36427 HIP 2414
Tycho2 3252-02035-1 HD 2675 ADS 416 BD BD+46 95
Tycho2
Tycho2 3252-02035-1 Pflag RAmdeg 7.68984681 DEmdeg 47.52987032
PmRA 4.8 PmDE -56.0 E RAmdeg 6 E DEmdeg 5
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.20 EpDEm 1991.45
Num 10 Q RAmdeg 1.2 Q DEmdeg 1.0 Q pmRA 1.1
Q pmDE 1.0 BTmag 8.497 E BTmag 0.016 VTmag 7.820
E VTmag 0.011 Prox 999 TYC T HIP 2414
CCDM AB RAdeg 7.68983083 DEdeg 47.52999722 EpRA 1990 1.82
EpDE 1990 1.84 E RAdeg 5.7 E DEdeg 5.1 Posflg P
Corr 0.1
SAO
SAO 36427 DelFlag RA1950 PmRA1950 -0.0005
DE1950 PmDE1950 -0.055 Vmag 7.5 SpType G0
Double code Source 3 CatNum 42 DM BD+46 95
DMcomp BDsup HD 2675 M HD 0
GC RA1950rad 0.12235129 DE1950rad 0.82474643 PmRA2000 -0.0004
PmDE2000 -0.06
Hipparcos
Catalog H HIP 2414 Proxy H RAhms 00 30 45.56
DEdms +47 31 48.0 Vmag 7.74 VarFlag R Vmag G
RAdeg 7.68983 DEdeg 47.53 AstroRef * Plx 20.91
CCDM 00308+4732 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AB
Theta 283 Rho 0.107 HD 2675 BD BD+46 95
CD CP Dm number +46 95 VIred 0.72
SpType G0 R SpType Coord arcsec 2000 003045.56+473148.0
Hipparcos 2
HIP 2414 Sn 55 So 3 Nc 2
RArad 0.1342128782 DErad 0.8295550872 Plx 20.27 PmRA 5.51
PmDE -54.12 E RArad 0.68 E DErad 0.59 E Plx 0.86
E pmRA 0.81 E pmDE 0.71 Hpmag 7.8699 E Hpmag 0.0013
SHp 0.011 VA 0 BV 0.652 E BV 0.015
VI 0.72
CCDM
Ccdm 00308+4732 RComp Comp A Note1
Note2 Discov num DRAs -2.51 DDEs -13.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.5 Sp G0 PmNote *
PmRA -5 PmDE -55 Dm number +46 95 Cat1 BD
Name2 +47 42 Cat2 AGK2/3 HD 2675 M HD
ADS BDS A 416 M ADS BDS N IDS IDS 00254N4659A
HIC 2414
 
 
00308+4732 B
 
 
Coord arcsec 2000 003045.51+473147.6 Mag 8.77 PmRA -5.00 PmDE -52.0
Calc delta mag 0.28 Calc coord yes
CCDM
Ccdm 00308+4732 RComp Comp B Note1
Note2 Discov num BU 394 DRAs DDEs
R dRAs Year 1876 Theta 284 Rho 1.1
Obs 14 Vmag 8.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 416 M ADS BDS N IDS IDS 00254N4659B
HIC 2414
 
 
00308+4732 C
 
 
Coord arcsec 2000 003043.08+473008.7 Mag 10.95 PmRA 7.00 PmDE -55.0
Tycho2 3252-01502-1 Calc delta mag 2.46 Calc coord yes
Tycho2
Tycho2 3252-01502-1 Pflag RAmdeg 7.67462179 DEmdeg 47.50244672
PmRA 1.8 PmDE -53.4 E RAmdeg 42 E DEmdeg 39
E pmRA 3.2 E pmDE 2.9 EpRAm 1984.28 EpDEm 1983.91
Num 4 Q RAmdeg 0.8 Q DEmdeg 0.5 Q pmRA 0.8
Q pmDE 0.5 BTmag 12.897 E BTmag 0.295 VTmag 10.953
E VTmag 0.079 Prox 999 TYC T HIP
CCDM RAdeg 7.67461472 DEdeg 47.50256556 EpRA 1990 1.83
EpDE 1990 1.82 E RAdeg 68.3 E DEdeg 65.0 Posflg
Corr 0.2