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Current system
04041+3931
STF 483
HD 25444


Nearby doubles
2' : 04040+3932
L 51

34' : 04070+3934
COU1394

59' : 04016+3840
STF 476AB

61' : 04063+4026
COU1701

62' : 03598+4009
MLB 17

65' : 04080+3845
GRV 205

67' : 03597+3849
STT 69

71' : 04092+4010
STF3114AB

79' : 03579+4001
STF 471AB

80' : 04103+4008
COU1521

84' : 04108+4005
TDS2775

88' : 04047+4058
KPP3554AB

90' : 04106+4019
TDS2772

93' : 04038+3758
ES 2085

96' : 04076+3804
STT 531AB

99' : 04116+4016
STF 500

99' : 03556+3939
COU1391

105' : 04044+3747
ES 2461

106' : 03568+3828
STF 467

111' : 04124+4029
LDS5517

113' : 03545+3924
ALI1036

113' : 04107+3808
WNT 2

113' : 04138+3947
MLB 921

116' : 04050+3734
COU1393

119' : 04133+4022
MLB 920

121' : 03547+3841
UC 57



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.

04041+3931 STF 483 (HD 25444)

 
 
04h 04m 07.10s +39° 30' 35.0" P.A. 53.00 sep 1.6 mag 7.38,9.35 Sp G5 dist. 32.36 pc (105.56 l.y.)
 
 
Coord 2000 04041+3931 Discov num STF 483 Comp Coord arcsec 2000 04 04 07.10 +39 30 35.0
Date first 1830 Date last 2018 Obs 141
Pa first 12 Pa last 52.6 P.A. Now (θ) 50.1°
Sep first 2.8 Sep last 1.606 Sep. Now (ρ) 1.682"
Mag pri 7.38 Mag sec 9.35 delta mag (ΔM) 1.97 Spectral class G5 (yellow)
Pri motion ra +142 Sec motion ra +142
Pri motion dec -098 Sec motion dec -098
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 25444 Constellation Perseus SAO 56936 HIP 18986
Tycho2 2881-00090-1 Gaia DR2 226778843075710976 HD 25444 GC 4872
ADS 2959 BD BD+39 918 Distance 32.36 Distance ly 105.56
 
 
ORBITAL ELEMENTS
 
 
Period (P)495.65y Periastron (T)1909.98y Semi-major axis (a)2.482a
Eccentricity (e)0.706 Inclination (i)110.8° Longitude of periastron (ω)321.1°
Node (Ω)190.2° Notes ReferenceUSN2006b
Equinox2000 Last observation2003 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 62.2 1.268
2001 61.5 1.286
2002 60.9 1.304
2003 60.2 1.322
2004 59.6 1.340
2005 59.0 1.358
2006 58.4 1.376
2007 57.8 1.394
2008 57.2 1.412
2009 56.7 1.430
2010 56.1 1.448
2011 55.6 1.466
2012 55.1 1.484
2013 54.6 1.502
2014 54.1 1.520
2015 53.6 1.538
2016 53.1 1.556
2017 52.7 1.574
2018 52.2 1.592
2019 51.8 1.610
2020 51.3 1.628
2021 50.9 1.646
2022 50.5 1.664
2023 50.1 1.682
2024 49.7 1.700
2025 49.3 1.717
2026 48.9 1.735
2027 48.6 1.753
2028 48.2 1.771
2029 47.9 1.788
2030 47.5 1.806


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


 
  


wds04041%2B3931a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 04041+3931 STF 483 (HD 25444) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
USN2006b orb - Brendley, M. & Mason, B.D. 2006IAUDS.160R...1B
USN2006b Inf. Circ. 160, 1, 2006
 
 
DISCOVERER
 
 
idgroup discov author
1 STF Struve, F.G.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04041+3931 STF 483 2006 133 56 1.3 7.38 9.35 G5 NOD 040407.10+393035.0
04041+3931 STF 483 2009 135 58 1.4 7.38 9.35 G5 NOD 040407.10+393035.0
04041+3931 STF 483 2015 137 53 1.6 7.38 9.35 G5 O 040407.10+393035.0
04041+3931 STF 483 2018 140 53 1.6 7.38 9.35 G5 O 040407.10+393035.0

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

 
 
WDS 04041+3931 STF 483 (HD 25444) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04041+3931 STF 483 (HD 25444) : MEASURES
 
 
No records found.

 
 
WDS 04041+3931 (HD 25444) : VIRTUAL EYEPIECE
 
 

04041+3931 STF 483A mag 7.38 Sp G5 04041+3931 STF 483B sep 1.4 P.A. 45.30 mag 9.35 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 04041+3931 (HD 25444) : ALADIN DSS IMAGE @ 04h 04m 07.10s +39° 30' 35.0"
 
 
 
 
WDS 04041+3931 STF 483 (HD 25444) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04041+3931 STF 483 distance=0' 04040+3932 L 51 distance=2' 04070+3934 COU1394 distance=34' 04016+3840 STF 476AB distance=59' 04016+3840 STF 476BC distance=59' 04063+4026 COU1701 distance=61' 03598+4009 MLB 17 distance=62' 04080+3845 GRV 205 distance=65' 03597+3849 STT 69 distance=67' 04092+4010 RAO 79CD distance=70' 04092+4010 STF3114AB distance=71' 04092+4010 TOK 242AC distance=71' 03579+4001 STF 471AB distance=79' 03579+4001 STF 471AC distance=79' 03579+4001 ARN 59AD distance=79' 04103+4008 COU1521 distance=80' 04108+4005 TDS2775 distance=84' 04047+4058 KPP3554AB distance=88' 04106+4019 TDS2772 distance=90' 04038+3758 ES 2085 distance=93' 04076+3804 STT 531AB distance=96' 04076+3804 STT 531AC distance=96' 04076+3804 ALC 1AE distance=96' 04076+3804 BU 545CD distance=97' 04116+4016 STF 500 distance=99' 03556+3939 COU1391 distance=99' 04044+3747 ES 2461 distance=105' 03568+3828 STF 467 distance=106' 04124+4029 LDS5517 distance=111' 03545+3924 ALI1036 distance=113' 04107+3808 WNT 2 distance=113' 04138+3947 MLB 921 distance=113' 04050+3734 COU1393 distance=116' 04133+4022 MLB 920 distance=119' 03547+3841 UC 57 distance=121' 04083+4129 STF 492BC distance=127' 04083+4129 STF 492AB distance=129' 04152+3939 RAO 193 distance=129' 04075+3718 TDS2755 distance=139' 03520+3947 GRV 197 distance=141' 04020+4151 STF 477 distance=143' 04095+3723 COU1395 distance=143' 04130+3751 ES 2462 distance=145' 04050+3705 KU 83AB distance=146' 04050+3705 ARN 35AC distance=146' 04143+4102 ES 1616 distance=149' 04103+3722 ALI 520 distance=149' 04154+3816 PTT 8 distance=151' 04160+4036 SKF2815 distance=152' 04041+3657 COU1392 distance=154' 03521+4048 STT 66 distance=159' 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 04041+3931 STF 483 53 1.6
Show 04040+3932 L 51 163 0.5 2
Show 04070+3934 COU1394 135 0.3 34
Show 04016+3840 STF 476 AB 289 25.9 59
Show 04016+3840 STF 476 BC 210 69.7 59
Show 04063+4026 COU1701 114 0.5 61
Show 03598+4009 MLB 17 28 8.5 62
Show 04080+3845 GRV 205 158 15.8 65
Show 03597+3849 STT 69 323 1.4 67
Show 04092+4010 RAO 79 CD 296 9.7 70
Show 04092+4010 STF3114 AB 157 3.1 71
Show 04092+4010 TOK 242 AC 295 61.2 71
Show 03579+4001 STF 471 AB 12 8.8 79
Show 03579+4001 STF 471 AC 10 80.1 79
Show 03579+4001 ARN 59 AD 146 163.2 79
Show 04103+4008 COU1521 267 0.2 80
Show 04108+4005 TDS2775 243 0.4 84
Show 04047+4058 KPP3554 AB 219 4.4 88
Show 04106+4019 TDS2772 122 0.5 90
Show 04038+3758 ES 2085 272 4.6 93
Show 04076+3804 STT 531 AB 353 2.7 96
Show 04076+3804 STT 531 AC 217 225.1 96
Show 04076+3804 ALC 1 AE 100 746.0 96
Show 04076+3804 BU 545 CD 313 1.2 97
Show 04116+4016 STF 500 79 4.0 99
Show 03556+3939 COU1391 91 0.9 99
Show 04044+3747 ES 2461 228 8.1 105
Show 03568+3828 STF 467 297 37.8 106
Show 04124+4029 LDS5517 5 5.8 111
Show 03545+3924 ALI1036 12 8.1 113
Show 04107+3808 WNT 2 29 12.9 113
Show 04138+3947 MLB 921 127 2.7 113
Show 04050+3734 COU1393 149 2.2 116
Show 04133+4022 MLB 920 353 4.4 119
Show 03547+3841 UC 57 301 28.8 121
Show 04083+4129 STF 492 BC 318 5.4 127
Show 04083+4129 STF 492 AB 200 98.1 129
Show 04152+3939 RAO 193 102 1.9 129
Show 04075+3718 TDS2755 256 1.0 139
Show 03520+3947 GRV 197 207 53.9 141
Show 04020+4151 STF 477 212 3.1 143
Show 04095+3723 COU1395 251 0.7 143
Show 04130+3751 ES 2462 176 3.8 145
Show 04050+3705 KU 83 AB 279 47.5 146
Show 04050+3705 ARN 35 AC 100 144.6 146
Show 04143+4102 ES 1616 233 6.4 149
Show 04103+3722 ALI 520 349 12.1 149
Show 04154+3816 PTT 8 94 2.9 151
Show 04160+4036 SKF2815 148 29.8 152
Show 04041+3657 COU1392 146 0.9 154
Show 03521+4048 STT 66 146 1.0 159

 
 
WDS 04041+3931 : COMPONENTS
 
 
  A
B pa=45.3°
sep=1.39"
 
 
04041+3931 A
 
 
Componente originario normalizzato AB Name HD 25444 Coord arcsec 2000 040407.10+393035.0 Mag 7.38
Spectral class G5 (yellow) PmRA 142.00 PmDE -98.0 SAO 56936
HIP 18986 Tycho2 2881-00090-1 HD 25444 GC 4872
BD BD+39 918
Tycho2
Tycho2 2881-00090-1 Pflag P RAmdeg 61.02958008 DEmdeg 39.50972238
PmRA 141.8 PmDE -98.2 E RAmdeg 4 E DEmdeg 5
E pmRA 1.8 E pmDE 1.7 EpRAm 1991.58 EpDEm 1991.14
Num 5 Q RAmdeg 0.8 Q DEmdeg 1.6 Q pmRA 0.8
Q pmDE 1.6 BTmag 8.114 E BTmag 0.016 VTmag 7.381
E VTmag 0.011 Prox 11 TYC T HIP 18986
CCDM A RAdeg 61.02913194 DEdeg 39.50995417 EpRA 1990 1.65
EpDE 1990 1.26 E RAdeg 4.4 E DEdeg 5.3 Posflg D
Corr -0.1
SAO
SAO 56936 DelFlag RA1950 PmRA1950 0.0136
DE1950 PmDE1950 -0.053 Vmag 7.2 SpType G5
Double code Source 70 CatNum 4872 DM BD+39 918
DMcomp BDsup HD 25444 M HD 0
GC 4872 RA1950rad 1.05046072 DE1950rad 0.68721889 PmRA2000 0.0136
PmDE2000 -0.056
Hipparcos
Catalog H HIP 18986 Proxy H RAhms 04 04 06.99
DEdms +39 30 35.8 Vmag 7.13 VarFlag R Vmag G
RAdeg 61.0291 DEdeg 39.51 AstroRef A Plx 27.42
CCDM 04041+3931 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 68 Rho 1.131 HD 25444 BD BD+39 918
CD CP Dm number +39 918 VIred 0.74
SpType G5 R SpType Coord arcsec 2000 040406.99+393035.8
Hipparcos 2
HIP 18986 Sn 15 So 3 Nc 2
RArad 1.0651588683 DErad 0.6895788363 Plx 30.9 PmRA 145.76
PmDE -96.3 E RArad 1.12 E DErad 0.93 E Plx 1.1
E pmRA 1.5 E pmDE 1.31 Hpmag 7.2805 E Hpmag 0.0013
SHp 0.011 VA 0 BV 0.68 E BV 0.015
VI 0.74
CCDM
Ccdm 04041+3931 RComp Comp A Note1
Note2 Discov num DRAs 1.07 DDEs -24.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.4 Sp G5 PmNote *
PmRA 139 PmDE -74 Dm number +39 918 Cat1 BD
Name2 +39 475 Cat2 AGK2/3 HD 25444 M HD
ADS BDS A 2959 M ADS BDS N IDS IDS 03574N3914A
HIC 18986
 
 
04041+3931 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 040407.19+393036.0 Mag 9.35 PmRA 142.00
PmDE -98.0 Tycho2 2881-00090-2 Calc delta mag 1.97 Calc coord yes
Tycho2
Tycho2 2881-00090-2 Pflag P RAmdeg 61.02958008 DEmdeg 39.50972238
PmRA 141.8 PmDE -98.2 E RAmdeg 4 E DEmdeg 5
E pmRA 1.8 E pmDE 1.7 EpRAm 1991.58 EpDEm 1991.14
Num 5 Q RAmdeg 0.8 Q DEmdeg 1.6 Q pmRA 0.8
Q pmDE 1.6 BTmag 10.486 E BTmag 0.040 VTmag 9.348
E VTmag 0.022 Prox 11 TYC HIP 18986
CCDM B RAdeg 61.02951556 DEdeg 39.51007278 EpRA 1990 1.66
EpDE 1990 1.24 E RAdeg 14.5 E DEdeg 19.9 Posflg D
Corr -0.1
CCDM
Ccdm 04041+3931 RComp Comp B Note1 *
Note2 Discov num STF 483 DRAs DDEs
R dRAs Year 1830 Theta Rho
Obs 99 Vmag 8.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 2959 M ADS BDS N IDS IDS 03574N3914B
HIC 18986