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Doubles in session


Current system
04357+3944
HU 1084
HD 28989


Nearby doubles
36' : 04327+3934
COU1523

36' : 04384+3927
STF 568

37' : 04349+3908
HU 1082

41' : 04392+3950
ALI1039

52' : 04314+4001
STF 552

56' : 04393+3907
NSN 779

57' : 04399+4014
ALI1189

60' : 04404+4012
LDS5191

66' : 04331+4042
ES 1617

68' : 04324+3849
A 1839

76' : 04302+3904
ALI 778

81' : 04347+3824
ES 2149

81' : 04289+3926
HJ 3258

82' : 04367+4105
STF 563

83' : 04305+4041
SKF2816

84' : 04287+3923
HJ 3257

91' : 04306+3836
J 2726

95' : 04342+4117
J 1815

95' : 04300+3836
J 2724

99' : 04429+3850
J 239

103' : 04445+3953
COU1524

104' : 04357+3800
ES 2562AB

107' : 04337+4128
ES 570

108' : 04265+3925
CRB 65

110' : 04290+4103
LDS5563

111' : 04289+4103
A 1712



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.

04357+3944 HU 1084 (HD 28989)

 
 
04h 35m 41.01s +39° 44' 04.2" P.A. 76.00 sep 0.2 mag 8.93,9.24 Sp F5 dist. 126.74 pc (413.43 l.y.)
 
 
Coord 2000 04357+3944 Discov num HU 1084 Comp Coord arcsec 2000 04 35 41.01 +39 44 04.2
Date first 1904 Date last 2008 Obs 26
Pa first 44 Pa last 75.9 P.A. Now (θ) 75.9°
Sep first 0.7 Sep last 0.24 Sep. Now (ρ) 0.24"
Mag pri 8.93 Mag sec 9.24 delta mag (ΔM) 0.31 Spectral class F5 (yellow-white)
Pri motion ra +003 Sec motion ra
Pri motion dec -004 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 28989 Constellation Perseus SAO 57326 HIP 21405
Tycho2 2884-00891-1 HD 28989 ADS 3315 BD BD+39 1030
Distance 126.74 Distance ly 413.43
 
 
ORBITAL ELEMENTS
 
 
Period (P)488y± 96 Periastron (T)1966y± 2.16 Semi-major axis (a)0.681a± 0.017
Eccentricity (e)0.894± 0.002 Inclination (i)105.9°± 1.6 Longitude of periastron (ω)137.9°± 8
Node (Ω)34.9°± 2.8 Notes ReferenceLin2012a
Equinox2000 Last observation2008 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 84.1 0.182
2001 82.9 0.189
2002 81.8 0.195
2003 80.7 0.202
2004 79.7 0.208
2005 78.8 0.215
2006 77.9 0.222
2007 77.1 0.228
2008 76.3 0.235
2009 75.5 0.241
2010 74.8 0.248
2011 74.2 0.254
2012 73.5 0.261
2013 72.9 0.267
2014 72.3 0.273
2015 71.8 0.280
2016 71.3 0.286
2017 70.8 0.292
2018 70.3 0.299
2019 69.8 0.305
2020 69.4 0.311
2021 69.0 0.317
2022 68.5 0.323
2023 68.2 0.330
2024 67.8 0.336
2025 67.4 0.342
2026 67.1 0.348
2027 66.7 0.354
2028 66.4 0.360
2029 66.1 0.366
2030 65.8 0.372


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


 
  


wds04357%2B3944b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 04357+3944 HU 1084 (HD 28989) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Lin2012a orb - Ling, J.F. 2012AJ....143...20L
Lin2012a AJ 143, 20, 2012
 
 
DISCOVERER
 
 
idgroup discov author
1 HU Hussey, W.F.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04357+3944 HU 1084 2003 23 77 0.2 8.93 9.24 F5 043541.01+394404.2
04357+3944 HU 1084 2008 25 76 0.2 8.93 9.24 F5 043541.01+394404.2

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

 
 
WDS 04357+3944 HU 1084 (HD 28989) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04357+3944 HU 1084 (HD 28989) : MEASURES
 
 
No records found.

 
 
WDS 04357+3944 (HD 28989) : VIRTUAL EYEPIECE
 
 

04357+3944 HU 1084A mag 8.93 Sp F5 04357+3944 HU 1084B sep 0.2 P.A. 71.90 mag 9.24 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 04357+3944 (HD 28989) : ALADIN DSS IMAGE @ 04h 35m 41.01s +39° 44' 04.2"
 
 
 
 
WDS 04357+3944 HU 1084 (HD 28989) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04357+3944 HU 1084 distance=0' 04327+3934 COU1523 distance=36' 04384+3927 STF 568 distance=36' 04349+3908 HU 1082 distance=37' 04392+3950 ALI1039 distance=41' 04314+4001 STF 552 distance=52' 04393+3907 NSN 779 distance=56' 04399+4014 ALI1189 distance=57' 04404+4012 LDS5191 distance=60' 04331+4042 ES 1617 distance=66' 04324+3849 A 1839 distance=68' 04302+3904 ALI 778 distance=76' 04347+3824 ES 2149 distance=81' 04289+3926 HJ 3258 distance=81' 04367+4105 STF 563 distance=82' 04305+4041 SKF2816 distance=83' 04287+3923 HJ 3257 distance=84' 04306+3836 J 2726 distance=91' 04342+4117 J 1815 distance=95' 04300+3836 J 2724 distance=95' 04429+3850 J 239 distance=99' 04357+3800 ES 2562BC distance=103' 04445+3953 COU1524 distance=103' 04357+3800 ES 2562AB distance=104' 04337+4128 ES 570 distance=107' 04265+3925 CRB 65 distance=108' 04290+4103 LDS5563 distance=110' 04289+4103 A 1712 distance=111' 04284+3826 A 1837 distance=116' 04278+3834 J 2723 distance=117' 04353+4141 A 1716 distance=118' 04256+3926 MLB 19 distance=120' 04466+4002 BRT2206 distance=127' 04266+4056 BRT 84 distance=127' 04257+3847 ES 2087 distance=132' 04246+4024 COU1706 distance=134' 04316+3739 BU 789 distance=134' 04476+3947 ES 2088 distance=137' 04477+4014 A 1545AB distance=142' 04477+4014 STF 591AB,C distance=142' 04254+3825 COU1522 distance=143' 04363+4207 COU1707 distance=144' 04479+4018 STF 592 distance=145' 04310+4159 HDS 583 distance=145' 04381+4207 STF 565AB distance=146' 04381+4207 STF 565AC distance=146' 04381+4207 STF 565AD distance=146' 04230+3935 ALI1037 distance=147' 04480+4035 BRT1138 distance=151' 04422+3731 STF 577 distance=154' 04416+4207 LLO 5AB distance=158' 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 04357+3944 HU 1084 76 0.2
Show 04327+3934 COU1523 130 0.9 36
Show 04384+3927 STF 568 200 21.2 36
Show 04349+3908 HU 1082 189 0.2 37
Show 04392+3950 ALI1039 164 9.6 41
Show 04314+4001 STF 552 116 9.0 52
Show 04393+3907 NSN 779 236 9.4 56
Show 04399+4014 ALI1189 349 7.0 57
Show 04404+4012 LDS5191 173 9.3 60
Show 04331+4042 ES 1617 206 3.0 66
Show 04324+3849 A 1839 273 0.8 68
Show 04302+3904 ALI 778 312 12.9 76
Show 04347+3824 ES 2149 219 6.0 81
Show 04289+3926 HJ 3258 253 15.0 81
Show 04367+4105 STF 563 32 11.7 82
Show 04305+4041 SKF2816 114 24.1 83
Show 04287+3923 HJ 3257 268 22.6 84
Show 04306+3836 J 2726 206 6.6 91
Show 04342+4117 J 1815 107 7.2 95
Show 04300+3836 J 2724 299 3.5 95
Show 04429+3850 J 239 345 2.8 99
Show 04357+3800 ES 2562 BC 43 6.0 103
Show 04445+3953 COU1524 63 0.1 103
Show 04357+3800 ES 2562 AB 356 30.9 104
Show 04337+4128 ES 570 187 4.1 107
Show 04265+3925 CRB 65 132 25.1 108
Show 04290+4103 LDS5563 230 31.0 110
Show 04289+4103 A 1712 36 0.4 111
Show 04284+3826 A 1837 132 1.5 116
Show 04278+3834 J 2723 170 4.6 117
Show 04353+4141 A 1716 90 0.6 118
Show 04256+3926 MLB 19 237 2.7 120
Show 04466+4002 BRT2206 299 5.3 127
Show 04266+4056 BRT 84 185 5.5 127
Show 04257+3847 ES 2087 202 1.7 132
Show 04246+4024 COU1706 0.6 134
Show 04316+3739 BU 789 323 0.9 134
Show 04476+3947 ES 2088 225 2.1 137
Show 04477+4014 A 1545 AB 96 0.5 142
Show 04477+4014 STF 591 AB,C 25 34.6 142
Show 04254+3825 COU1522 95 2.1 143
Show 04363+4207 COU1707 69 0.3 144
Show 04479+4018 STF 592 245 18.4 145
Show 04310+4159 HDS 583 117 0.2 145
Show 04381+4207 STF 565 AB 167 1.4 146
Show 04381+4207 STF 565 AC 100 22.8 146
Show 04381+4207 STF 565 AD 45 69.1 146
Show 04230+3935 ALI1037 223 12.8 147
Show 04480+4035 BRT1138 182 3.6 151
Show 04422+3731 STF 577 326 0.8 154
Show 04416+4207 LLO 5 AB 351 15.2 158

 
 
WDS 04357+3944 : COMPONENTS
 
 
  A
B pa=71.9°
sep=0.19"
 
 
04357+3944 A
 
 
Componente originario normalizzato AB Name HD 28989 Coord arcsec 2000 043541.01+394404.2 Mag 8.93
Spectral class F5 (yellow-white) PmRA 3.00 PmDE -4.0 SAO 57326
HIP 21405 Tycho2 2884-00891-1 HD 28989 BD BD+39 1030
Tycho2
Tycho2 2884-00891-1 Pflag RAmdeg 68.92094055 DEmdeg 39.73445951
PmRA 14.8 PmDE -17.1 E RAmdeg 8 E DEmdeg 9
E pmRA 1.3 E pmDE 1.3 EpRAm 1991.07 EpDEm 1990.84
Num 9 Q RAmdeg 1.4 Q DEmdeg 1.1 Q pmRA 1.3
Q pmDE 1.2 BTmag 8.735 E BTmag 0.020 VTmag 8.289
E VTmag 0.015 Prox 999 TYC T HIP 21405
CCDM AS RAdeg 68.92089611 DEdeg 39.73449972 EpRA 1990 1.67
EpDE 1990 1.56 E RAdeg 7.9 E DEdeg 9.1 Posflg P
Corr -0.2
SAO
SAO 57326 DelFlag RA1950 PmRA1950 0.0015
DE1950 PmDE1950 -0.027 Vmag 8.1 SpType F5
Double code Source 5 CatNum 524 DM BD+39 1030
DMcomp BDsup HD 28989 M HD 0
GC RA1950rad 1.18796268 DE1950rad 0.69171847 PmRA2000 0.0015
PmDE2000 -0.028
Hipparcos
Catalog H HIP 21405 Proxy H RAhms 04 35 41.01
DEdms +39 44 04.2 Vmag 8.23 VarFlag R Vmag H
RAdeg 68.9209 DEdeg 39.7345 AstroRef * Plx 8.69
CCDM 04357+3944 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source S Qual B M HIP AS
Theta 101 Rho 0.118 HD 28989 BD BD+39 1030
CD CP Dm number +39 1030 VIred 0.45
SpType F5 R SpType Coord arcsec 2000 043541.01+394404.2
Hipparcos 2
HIP 21405 Sn 55 So 3 Nc 2
RArad 1.2028965381 DErad 0.693497852 Plx 7.89 PmRA 10.09
PmDE -16.68 E RArad 1.17 E DErad 0.85 E Plx 1.26
E pmRA 1.24 E pmDE 0.96 Hpmag 8.3226 E Hpmag 0.0027
SHp 0.014 VA 0 BV 0.395 E BV 0.023
VI 0.46
CCDM
Ccdm 04357+3944 RComp Comp A Note1
Note2 Discov num DRAs -0.98 DDEs 4.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.6 Sp F5 PmNote *
PmRA 12 PmDE -8 Dm number +39 1030 Cat1 BD
Name2 +39 524 Cat2 AGK2/3 HD 28989 M HD
ADS BDS A 3315 M ADS BDS N IDS IDS 04288N3932A
HIC 21405
 
 
04357+3944 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 043541.03+394404.3 Mag 9.24 Calc delta mag 0.31
Calc coord yes
CCDM
Ccdm 04357+3944 RComp Comp B Note1
Note2 Discov num HU 1084 DRAs DDEs
R dRAs Year 1958 Theta 026 Rho 0.2
Obs 17 Vmag 9.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 3315 M ADS BDS N IDS IDS 04288N3932B
HIC 21405