stampa
Login

Less is more. Filter out doubles you can't observe!
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
08437-0714
S 579 AB
HD 74395


Nearby doubles
42' : 08449-0637
JNN 63

46' : 08459-0643
HJ 796

59' : 08476-0721
GWP1085

59' : 08404-0641
GWP1063

61' : 08471-0747
GWP1082

62' : 08463-0802
WSP 36AB

64' : 08449-0815
HDS1261

71' : 08481-0647
GWP1086

73' : 08442-0602
TVB 198

74' : 08423-0824
STF1264

75' : 08389-0651
RST4414

78' : 08425-0830
H 6 107

83' : 08488-0742
J 2889

87' : 08380-0736
GWP1054

91' : 08379-0648
HJ 99AB

93' : 08488-0622
UC 1715

95' : 08500-0705
TVB 204

96' : 08501-0716
HJ 2471

100' : 08390-0822
J 2496

101' : 08369-0714
SKF 780

103' : 08407-0542
A 340

105' : 08374-0628
A 339

106' : 08464-0852
GWP1079

116' : 08386-0548
HJ 2461

118' : 08516-0711
BU 587AB

119' : 08428-0913
J 2885



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.

08437-0714 S 579 AB (HD 74395)

 
 
08h 43m 40.36s -07° 14' 01.4" P.A. 310.00 sep 78.8 mag 4.72,8.20 Sp G1Ib dist. 235.85 pc (769.34 l.y.)
 
 
Coord 2000 08437-0714 Discov num S   579 Comp AB Coord arcsec 2000 08 43 40.36 -07 14 01.4
Date first 1782 Date last 2015 Obs 28
Pa first 310 Pa last 309.7 P.A. Now (θ) 309.7°
Sep first 70.2 Sep last 78.78 Sep. Now (ρ) 78.78"
Mag pri 4.72 Mag sec 8.20 delta mag (ΔM) 3.48 Spectral class G1Ib (yellow)
Pri motion ra -012 Sec motion ra -013
Pri motion dec -001 Sec motion dec -002
Notes N (See Notes)
rPM=0.108 (< 0.3, Physical double)
This double is physical.
 
 
08437-0714 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 74395 136221 08 43 40 -07 14 01 S 579 AB 2015 28 310 78.8 4.72 8.20 3.48 <===
Show 136221 08 43 40 -07 14 01 BU 1421 AC 2015 4 343 57.0 4.72 12.70 7.98
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 74395 Constellation Hydra SAO 136221 HIP 42835
Tycho2 4875-01585-1 Gaia DR2 5754141722822178432 HD 74395 HR 3459
GC 12006 BD BD-06 2708 Distance 235.85 Distance ly 769.34
 
 
WDS 08437-0714 S 579 AB (HD 74395) : NOTES
 
 
discov_num notes refcode
S 579 B is BD-06@2707.
AB: H 6 82. MEv2010
 
 
REFERENCES
 
 
refcode metd author reference
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
179 S South, J.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08437-0714 S 579 AB 2007 22 310 78.6 4.72 8.20 G1Ib N D 084340.36-071401.4
08437-0714 S 579 AB 2009 23 309 77.1 4.72 8.20 G1Ib N D 084340.36-071401.4
08437-0714 S 579 AB 2012 25 310 78.5 4.72 8.20 G1Ib N D 084340.36-071401.4
08437-0714 S 579 AB 2015 28 310 78.8 4.72 8.20 G1Ib N 084340.36-071401.4

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

 
 
WDS 08437-0714 S 579 AB (HD 74395) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08437-0714 S 579 AB (HD 74395) : MEASURES
 
 
No records found.

 
 
WDS 08437-0714 (HD 74395) : VIRTUAL EYEPIECE
 
 

08437-0714 S 579A mag 4.72 Sp G1Ib 08437-0714 S 579B sep 78.4 P.A. 309.90 mag 8.2 08437-0714 BU 1421C sep 57.0 P.A. 343.00 mag 12.7 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 08437-0714 (HD 74395) : ALADIN DSS IMAGE @ 08h 43m 40.36s -07° 14' 01.4"
 
 
 
 
WDS 08437-0714 S 579 AB (HD 74395) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08437-0714 S 579AB distance=0' 08449-0637 JNN 63 distance=42' 08459-0643 HJ 796 distance=46' 08476-0721 GWP1085 distance=59' 08404-0641 GWP1063 distance=59' 08471-0747 GWP1082 distance=61' 08463-0802 WSP 36AB distance=62' 08463-0802 WSP 36AC distance=62' 08463-0802 WSP 36AD distance=62' 08463-0802 WSP 36AE distance=62' 08449-0815 HDS1261 distance=64' 08481-0647 GWP1086 distance=71' 08442-0602 TVB 198 distance=73' 08423-0824 STF1264 distance=74' 08389-0651 RST4414 distance=75' 08425-0830 H 6 107 distance=78' 08488-0742 J 2889 distance=83' 08380-0736 GWP1054 distance=87' 08379-0648 HJ 99BC distance=91' 08379-0648 HJ 99AB distance=91' 08379-0648 JNN 237AD distance=91' 08488-0622 UC 1715 distance=93' 08500-0705 TVB 204 distance=95' 08501-0716 HJ 2471 distance=96' 08390-0822 J 2496 distance=100' 08369-0714 SKF 780 distance=101' 08407-0542 A 340 distance=103' 08374-0628 A 339 distance=105' 08464-0852 GWP1079 distance=106' 08386-0548 HJ 2461 distance=116' 08516-0711 BU 587AB distance=118' 08516-0711 H 5 120AB,C distance=118' 08516-0711 BU 587AB,D distance=118' 08428-0913 J 2885 distance=119' 08517-0647 BU 407AB distance=124' 08517-0647 BU 407AC distance=124' 08380-0844 HDS1242 distance=124' 08356-0648 LDS3800AB distance=124' 08356-0648 LDS3800Aa,Ab distance=124' 08492-0849 A 3068 distance=126' 08352-0647 DAM1229 distance=130' 08353-0635 J 2882 distance=134' 08497-0852 GWP1087 distance=134' 08446-0927 HDS1259 distance=134' 08434-0500 RST4419 distance=135' 08345-0637 HJ 2454 distance=142' 08532-0652 J 2890 distance=144' 08532-0732 GWP1100 distance=144' 08491-0514 HJ 2468 distance=145' 08461-0937 DAM 479 distance=148' 08460-0939 RST4421 distance=150' 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 08437-0714 S 579 AB 310 78.8
Show 08437-0714 BU 1421 AC 343 57.0
Show 08449-0637 JNN 63 23 0.3 42
Show 08459-0643 HJ 796 123 22.5 46
Show 08476-0721 GWP1085 99 16.3 59
Show 08404-0641 GWP1063 143 9.5 59
Show 08471-0747 GWP1082 55 159.6 61
Show 08463-0802 WSP 36 AB 67 4.9 62
Show 08463-0802 WSP 36 AC 257 9.5 62
Show 08463-0802 WSP 36 AD 259 13.1 62
Show 08463-0802 WSP 36 AE 265 17.9 62
Show 08449-0815 HDS1261 207 0.7 64
Show 08481-0647 GWP1086 308 17.0 71
Show 08442-0602 TVB 198 43 3.7 73
Show 08423-0824 STF1264 269 6.4 74
Show 08389-0651 RST4414 91 7.9 75
Show 08425-0830 H 6 107 151 93.5 78
Show 08488-0742 J 2889 19 5.2 83
Show 08380-0736 GWP1054 108 209.9 87
Show 08379-0648 HJ 99 BC 216 9.7 91
Show 08379-0648 HJ 99 AB 175 60.5 91
Show 08379-0648 JNN 237 AD 39 6.7 91
Show 08488-0622 UC 1715 289 8.3 93
Show 08500-0705 TVB 204 143 6.7 95
Show 08501-0716 HJ 2471 41 13.3 96
Show 08390-0822 J 2496 167 8.5 100
Show 08369-0714 SKF 780 219 25.3 101
Show 08407-0542 A 340 301 2.7 103
Show 08374-0628 A 339 13 2.4 105
Show 08464-0852 GWP1079 99 27.9 106
Show 08386-0548 HJ 2461 95 19.0 116
Show 08516-0711 BU 587 AB 121 1.2 118
Show 08516-0711 H 5 120 AB,C 6 45.6 118
Show 08516-0711 BU 587 AB,D 56 55.5 118
Show 08428-0913 J 2885 200 3.0 119
Show 08517-0647 BU 407 AB 167 5.8 124
Show 08517-0647 BU 407 AC 165 91.9 124
Show 08380-0844 HDS1242 223 0.2 124
Show 08356-0648 LDS3800 AB 23 29.9 124
Show 08356-0648 LDS3800 Aa,Ab 352 1.5 124
Show 08492-0849 A 3068 21 1.0 126
Show 08352-0647 DAM1229 111 23.7 130
Show 08353-0635 J 2882 189 7.0 134
Show 08497-0852 GWP1087 248 88.5 134
Show 08446-0927 HDS1259 209 0.2 134
Show 08434-0500 RST4419 303 1.3 135
Show 08345-0637 HJ 2454 37 8.8 142
Show 08532-0652 J 2890 330 4.9 144
Show 08532-0732 GWP1100 324 11.5 144
Show 08491-0514 HJ 2468 345 23.8 145
Show 08461-0937 DAM 479 8 7.2 148

 
 
WDS 08437-0714 : COMPONENTS
 
 
  A B
B pa=309.9°
sep=78.41"
 
C pa=343.0°
sep=56.95"
pa=84.6°
sep=43.71"
 
 
08437-0714 A
 
 
Name HD 74395 Coord arcsec 2000 084340.36-071401.4 Mag 4.72 Spectral class G1Ib (yellow)
PmRA -12.00 PmDE -1.0 SAO 136221 HIP 42835
Tycho2 4875-01585-1 HD 74395 HR 3459 GC 12006
BD BD-06 2708
Tycho2
Tycho2 4875-01585-1 Pflag RAmdeg 130.91821969 DEmdeg -7.23372719
PmRA -12.4 PmDE 0.5 E RAmdeg 3 E DEmdeg 4
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.60 EpDEm 1991.25
Num 15 Q RAmdeg 0.7 Q DEmdeg 0.8 Q pmRA 0.6
Q pmDE 0.8 BTmag 5.640 E BTmag 0.014 VTmag 4.716
E VTmag 0.009 Prox 787 TYC T HIP 42835
CCDM RAdeg 130.91824806 DEdeg -7.23372833 EpRA 1990 1.83
EpDE 1990 1.64 E RAdeg 3.3 E DEdeg 3.5 Posflg
Corr 0.2
SAO
SAO 136221 DelFlag RA1950 PmRA1950 -0.0005
DE1950 PmDE1950 -0.001 Vmag 4.7 SpType G0
Double code Source 70 CatNum 12006 DM BD-06 2708
DMcomp BDsup HD 74395 M HD 0
GC 12006 RA1950rad 2.27424051 DE1950rad -0.12308961 PmRA2000 -0.0002
PmDE2000 0.003
Hipparcos
Catalog H HIP 42835 Proxy RAhms 08 43 40.38
DEdms -07 14 01.4 Vmag 4.63 VarFlag R Vmag G
RAdeg 130.918 DEdeg -7.23373 AstroRef Plx 5.4
CCDM 08437-0714 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 74395 BD BD-06 2708
CD CP Dm number -06 2708 VIred 0.85
SpType G2Ib R SpType Coord arcsec 2000 084340.38-071401.4
Hipparcos 2
HIP 42835 Sn 5 So 0 Nc 1
RArad 2.2849545341 DErad -0.1262523688 Plx 4.24 PmRA -11.62
PmDE -1.36 E RArad 0.21 E DErad 0.12 E Plx 0.27
E pmRA 0.21 E pmDE 0.13 Hpmag 4.7805 E Hpmag 0.0006
SHp 0.005 VA 0 BV 0.84 E BV 0.003
VI 0.85
CCDM
Ccdm 08437-0714 RComp Comp A Note1
Note2 Discov num DRAs -1.56 DDEs -1.2
R dRAs 10 Year Theta Rho
Obs 3 Vmag 4.7 Sp G0 PmNote *
PmRA -7 PmDE -1 Dm number -06 2708 Cat1 BD
Name2 136221 Cat2 SAO HD 74395 M HD
ADS BDS B 4746 M ADS BDS N IDS IDS 08388S0652A
HIC 42835
 
 
08437-0714 B
 
 
Coord arcsec 2000 084336.32-071311.1 Mag 8.2 PmRA -13.00 PmDE -2.0
Calc delta mag 3.48 Calc coord yes
CCDM
Ccdm 08437-0714 RComp Comp B Note1
Note2 Discov num S 579 DRAs -5.70 DDEs 49.3
R dRAs 10 Year 1925 Theta 310 Rho 78.9
Obs 6 Vmag 8.8 Sp A0 PmNote *
PmRA -17 PmDE -4 Dm number -06 2707 Cat1 BD
Name2 136219 Cat2 SAO HD 74394 M HD
ADS BDS B 4746 M ADS BDS N IDS IDS 08388S0652B
HIC
 
 
08437-0714 C
 
 
Coord arcsec 2000 084339.24-071306.9 Mag 12.7 Calc delta mag 7.98 Calc coord yes