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Current system
00431+7659
HU 1012
HD 3871


Nearby doubles
6' : 00448+7700
HU 1014

13' : 00400+7652
STTA 5

14' : 00444+7713
STF 50

28' : 00368+7718
LOC 105

34' : 00418+7733
MFL 2

36' : 00503+7634
LDS1516AB

44' : 00354+7735
LOC 106

50' : 00328+7624
LOC 103

56' : 00593+7712
WFC 5

57' : 00562+7736
MFL 8

60' : 00515+7752
MFL 6

61' : 00345+7607
LOC 104

67' : 00243+7711
LDS1506

71' : 00425+7810
LDS1514

75' : 00359+7549
HDS 83

76' : 00327+7807
STF 34

77' : 00260+7750
HJ 1965AB

77' : 01016+7617
SKF2752

78' : 00362+7546
TDS1542

85' : 00505+7538
HJ 1997

86' : 00373+7536
SKF2459

92' : 00355+7532
TDS1534

94' : 00256+7814
LOC 108

94' : 01030+7556
HJ 2006

102' : 00503+7839
GII 25

102' : 00518+7837
YR 5



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.

00431+7659 HU 1012 (HD 3871)

 
 
00h 43m 03.47s +76° 59' 25.5" P.A. 121.00 sep 0.4 mag 9.83,9.71 Sp G5
 
 
Coord 2000 00431+7659 Discov num HU 1012 Comp Coord arcsec 2000 00 43 03.47 +76 59 25.5
Date first 1904 Date last 2012 Obs 17
Pa first 210 Pa last 121.4 P.A. Now (θ) 121.4°
Sep first 0.5 Sep last 0.432 Sep. Now (ρ) 0.432"
Mag pri 9.83 Mag sec 9.71 delta mag (ΔM) 0.12 Spectral class G5 (yellow)
Pri motion ra -021 Sec motion ra -021
Pri motion dec -004 Sec motion dec -004
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 3871 Constellation Cassiopeia SAO 4194 Tycho2 4497-00093-1
HD 3871 ADS 584
 
 
ORBITAL ELEMENTS
 
 
Period (P)580y Periastron (T)1875y Semi-major axis (a)1.17a
Eccentricity (e)0.687 Inclination (i)108.3° Longitude of periastron (ω)121.1°
Node (Ω)38.8° Notes ReferenceUSN2002
Equinox2000 Last observation1995 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 129.9 0.469
2001 129.1 0.471
2002 128.2 0.473
2003 127.3 0.475
2004 126.5 0.477
2005 125.6 0.479
2006 124.8 0.481
2007 123.9 0.484
2008 123.1 0.486
2009 122.3 0.488
2010 121.5 0.491
2011 120.7 0.494
2012 119.9 0.496
2013 119.1 0.499
2014 118.3 0.502
2015 117.6 0.505
2016 116.8 0.508
2017 116.1 0.511
2018 115.3 0.514
2019 114.6 0.517
2020 113.9 0.521
2021 113.2 0.524
2022 112.5 0.527
2023 111.8 0.531
2024 111.1 0.534
2025 110.4 0.538
2026 109.8 0.541
2027 109.1 0.545
2028 108.5 0.549
2029 107.8 0.552
2030 107.2 0.556


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


 
  


wds00431%2B7659a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 00431+7659 HU 1012 (HD 3871) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
USN2002 orb - Seymour, D., Mason, B.D., Hartkopf, W.I., & Wycoff, G.L. 2002AJ....123.1023S
USN2002 AJ 123, 1023, 2002
 
 
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
00431+7659 HU 1012 1995 15 144 0.5 9.83 9.71 G5 O 004303.47+765925.5
00431+7659 HU 1012 2007 16 124 0.4 9.83 9.71 G5 O 004303.47+765925.5
00431+7659 HU 1012 2012 17 121 0.4 9.83 9.71 G5 O 004303.47+765925.5

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

 
 
WDS 00431+7659 HU 1012 (HD 3871) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00431+7659 HU 1012 (HD 3871) : MEASURES
 
 
No records found.

 
 
WDS 00431+7659 (HD 3871) : VIRTUAL EYEPIECE
 
 

00431+7659 HU 1012A mag 9.83 Sp G5 00431+7659 HU 1012B sep 0.2 P.A. 159.80 mag 9.71 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 00431+7659 (HD 3871) : ALADIN DSS IMAGE @ 00h 43m 03.47s +76° 59' 25.5"
 
 
 
 
WDS 00431+7659 HU 1012 (HD 3871) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

00431+7659 HU 1012 distance=0' 00448+7700 HU 1014 distance=6' 00400+7652 STTA 5 distance=13' 00444+7713 STF 50 distance=14' 00368+7718 LOC 105 distance=28' 00418+7733 MFL 2 distance=34' 00503+7634 LDS1516AB distance=36' 00503+7634 LDS1516AC distance=36' 00354+7735 LOC 106 distance=44' 00328+7624 LOC 103 distance=50' 00593+7712 WFC 5 distance=56' 00562+7736 MFL 8 distance=57' 00515+7752 MFL 6 distance=60' 00345+7607 LOC 104 distance=61' 00243+7711 LDS1506 distance=67' 00425+7810 LDS1514 distance=71' 00359+7549 HDS 83 distance=75' 00327+7807 STF 34 distance=76' 00260+7750 HJ 1965AB distance=77' 00260+7750 HJ 1965AC distance=77' 01016+7617 SKF2752 distance=77' 00362+7546 TDS1542 distance=78' 00505+7538 HJ 1997 distance=85' 00373+7536 SKF2459 distance=86' 00355+7532 TDS1534 distance=92' 00256+7814 LOC 108 distance=94' 01030+7556 HJ 2006 distance=94' 00503+7839 GII 25 distance=102' 00518+7837 YR 5 distance=102' 00590+7835 LDS1520 distance=107' 00343+7849 LOC 107 distance=113' 00313+7514 MLR 286 distance=113' 00457+7459 H N 122 distance=121' 00298+7503 LDS1508 distance=125' 01011+7852 MLR 302 distance=126' 00391+7919 SKF 198 distance=141' 00244+7909 SKF2749 distance=143' 00554+7443 MLR 289 distance=145' 00414+7435 TDS1568 distance=145' 00478+7429 A 811 distance=152' 00492+7931 UC 445 distance=153' 00454+7935 MLR 371 distance=156' 00368+7934 LOC 109 distance=156' 00362+7934 LOC 110 distance=156' 01025+7924 HDS 136 distance=157' 00247+7935 LOC 111 distance=165' 01030+7934 MLR 372 distance=166' 00490+7947 TDS1628 distance=169' 00506+7949 MFL 5 distance=172' 00429+8002 WFC 3 distance=183' 00364+8003 KPP4422 distance=185' 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 00431+7659 HU 1012 121 0.4
Show 00448+7700 HU 1014 162 0.7 6
Show 00400+7652 STTA 5 142 118.3 13
Show 00444+7713 STF 50 97 22.5 14
Show 00368+7718 LOC 105 38 2.9 28
Show 00418+7733 MFL 2 270 11.0 34
Show 00503+7634 LDS1516 AB 10 7.6 36
Show 00503+7634 LDS1516 AC 303 13.4 36
Show 00354+7735 LOC 106 61 6.7 44
Show 00328+7624 LOC 103 328 1.2 50
Show 00593+7712 WFC 5 72 3.3 56
Show 00562+7736 MFL 8 205 31.2 57
Show 00515+7752 MFL 6 109 52.5 60
Show 00345+7607 LOC 104 234 3.5 61
Show 00243+7711 LDS1506 62 11.3 67
Show 00425+7810 LDS1514 99 17.2 71
Show 00359+7549 HDS 83 199 0.3 75
Show 00327+7807 STF 34 339 5.8 76
Show 00260+7750 HJ 1965 AB 57 9.5 77
Show 00260+7750 HJ 1965 AC 292 18.3 77
Show 01016+7617 SKF2752 160 53.7 77
Show 00362+7546 TDS1542 339 0.7 78
Show 00505+7538 HJ 1997 47 17.6 85
Show 00373+7536 SKF2459 148 34.1 86
Show 00355+7532 TDS1534 192 0.5 92
Show 00256+7814 LOC 108 21 4.1 94
Show 01030+7556 HJ 2006 179 46.8 94
Show 00503+7839 GII 25 159 5.4 102
Show 00518+7837 YR 5 214 0.1 102
Show 00590+7835 LDS1520 223 10.2 107
Show 00343+7849 LOC 107 229 5.4 113
Show 00313+7514 MLR 286 301 0.8 113
Show 00457+7459 H N 122 161 35.9 121
Show 00298+7503 LDS1508 243 2.7 125
Show 01011+7852 MLR 302 278 0.3 126
Show 00391+7919 SKF 198 322 12.0 141
Show 00244+7909 SKF2749 122 4.7 143
Show 00554+7443 MLR 289 188 0.3 145
Show 00414+7435 TDS1568 181 3.4 145
Show 00478+7429 A 811 56 0.4 152
Show 00492+7931 UC 445 219 24.8 153
Show 00454+7935 MLR 371 59 2.3 156
Show 00368+7934 LOC 109 103 11.9 156
Show 00362+7934 LOC 110 61 1.1 156
Show 01025+7924 HDS 136 349 13.6 157
Show 00247+7935 LOC 111 209 29.8 165
Show 01030+7934 MLR 372 274 0.3 166
Show 00490+7947 TDS1628 160 0.5 169
Show 00506+7949 MFL 5 121 6.1 172
Show 00429+8002 WFC 3 318 4.3 183
Show 00364+8003 KPP4422 54 1.7 185

 
 
WDS 00431+7659 : COMPONENTS
 
 
  A
B pa=159.8°
sep=0.24"
 
 
00431+7659 A
 
 
Componente originario normalizzato AB Name HD 3871 Coord arcsec 2000 004303.47+765925.5 Mag 9.83
Spectral class G5 (yellow) PmRA -21.00 PmDE -4.0
CCDM
Ccdm 00431+7659 RComp Comp A Note1
Note2 Discov num DRAs -2.41 DDEs 24.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.0 Sp G5 PmNote *
PmRA -16 PmDE -19 Dm number +76 20 Cat1 BD
Name2 +76 28 Cat2 AGK2/3 HD 3871 M HD
ADS BDS A 584 M ADS BDS N IDS IDS 00363N7627A
HIC
 
 
00431+7659 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 004303.49+765925.3 Mag 9.71 PmRA -21.00
PmDE -4.0 SAO 4194 Tycho2 4497-00093-1 HD 3871
DM BD+76 20 Calc delta mag 0.12 Calc coord yes
Tycho2
Tycho2 4497-00093-1 Pflag RAmdeg 10.76463936 DEmdeg 76.99039140
PmRA -20.6 PmDE -4.2 E RAmdeg 9 E DEmdeg 9
E pmRA 1.2 E pmDE 1.1 EpRAm 1990.88 EpDEm 1990.87
Num 10 Q RAmdeg 1.7 Q DEmdeg 0.9 Q pmRA 1.7
Q pmDE 0.9 BTmag 9.589 E BTmag 0.020 VTmag 9.090
E VTmag 0.015 Prox 999 TYC T HIP
CCDM RAdeg 10.76485194 DEdeg 76.99040139 EpRA 1990 1.76
EpDE 1990 1.73 E RAdeg 8.6 E DEdeg 8.7 Posflg
Corr 0.1
SAO
SAO 4194 DelFlag RA1950 PmRA1950 -0.0052
DE1950 PmDE1950 0 Vmag 9 SpType G5
Double code Source 1 CatNum 28 DM BD+76 20
DMcomp BDsup HD 3871 M HD 0
GC RA1950rad 0.17298746 DE1950rad 1.3389592 PmRA2000 -0.0057
PmDE2000 -0.007
CCDM
Ccdm 00431+7659 RComp Comp B Note1
Note2 Discov num HU 1012 DRAs DDEs
R dRAs Year 1958 Theta 161 Rho 0.4
Obs 5 Vmag 10.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 584 M ADS BDS N IDS IDS 00363N7627B
HIC