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Current system
16010-1858
HDS 2257
HD 143437


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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

16010-1858 HDS 2257 (HD 143437)

 
 
16h 00m 59.18s -18° 57' 48.2" P.A. 231.00 sep 0.4 mag 9.83,11.94 Sp F8IV dist. 138.7 pc (452.44 l.y.)
 
 
Coord 2000 16010-1858 Discov num HDS2257 Comp Coord arcsec 2000 16 00 59.18 -18 57 48.2
Date first 1991 Date last 2016 Obs 4
Pa first 209 Pa last 230.6 P.A. Now (θ) 230.6°
Sep first 0.2 Sep last 0.38 Sep. Now (ρ) 0.38"
Mag pri 9.83 Mag sec 11.94 delta mag (ΔM) 2.11 Spectral class F8IV (yellow-white)
Pri motion ra -032 Sec motion ra
Pri motion dec -034 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 143437 Constellation Libra SAO 159631 HIP 78454
Tycho2 6208-00020-1 Gaia DR2 6247551482802439936 HD 143437 BD BD-18 4213
Distance 138.7 Distance ly 452.44
 
 
WDS 16010-1858 HDS 2257 (HD 143437) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16010-1858 HDS2257 1991 1 209 0.2 9.83 11.94 F8IV 160059.18-185748.2
16010-1858 HDS2257 2011 3 230 0.4 9.83 11.94 F8IV 160059.18-185748.2
16010-1858 HDS2257 2016 4 231 0.4 9.83 11.94 F8IV 160059.18-185748.2

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

 
 
WDS 16010-1858 HDS 2257 (HD 143437) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16010-1858 HDS 2257 (HD 143437) : MEASURES
 
 
No records found.

 
 
WDS 16010-1858 (HD 143437) : VIRTUAL EYEPIECE
 
 

16010-1858 HDS2257A mag 9.83 Sp F8IV 16010-1858 HDS2257B sep 0.4 P.A. 229.00 mag 11.94 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 16010-1858 (HD 143437) : ALADIN DSS IMAGE @ 16h 00m 59.18s -18° 57' 48.2"
 
 
 
 
WDS 16010-1858 HDS 2257 (HD 143437) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16010-1858 HDS2257 distance=0' 15597-1848 GWP2573 distance=21' 15590-1844 KSA 121AB distance=31' 15590-1844 KSA 121AC distance=31' 16008-1928 USD 299 distance=34' 16014-1937 USD 315 distance=40' 16028-1931 KSA 79 distance=42' 15583-1837 LAF 90 distance=43' 16002-1811 UC 3102 distance=49' 15575-1903 USD 178 distance=50' 16045-1905 KSA 83AB distance=50' 16045-1905 KSA 83Aa,Ab distance=50' 16045-1905 LAF 103AC distance=50' 16045-1905 LAF 103AD distance=50' 16039-1932 GWP2584 distance=54' 16044-1925 RST2998 distance=55' 16030-1806 MET 68AB distance=60' 16030-1806 MET 68AC distance=60' 16030-1806 MET 68AD distance=60' 16030-1806 MET 68AE distance=60' 15568-1854 BRT1495 distance=60' 16031-1950 OCC 449 distance=61' 16050-1832 GWP2591BC distance=62' 16024-1957 LAF 95AB distance=63' 16024-1957 LAF 95AC distance=63' 16024-1957 LAF 95AD distance=63' 16048-1930 MET 69Aa,Ab distance=64' 16048-1930 MET 69FB distance=64' 16048-1930 MET 69FC distance=64' 16048-1930 MET 69FD distance=64' 16050-1832 GWP2590AB distance=64' 15591-1956 SHJ 213AB distance=65' 16040-1946 LAF 101AB distance=65' 15588-1758 MET 66 distance=68' 16030-2000 RST2995 distance=69' 16059-1858 RST3001 distance=71' 16020-2008 KSA 123 distance=72' 16034-1752 KSA 82AB distance=75' 16034-1752 USD 390Aa,Ab distance=75' 16011-1742 ARA 243 distance=76' 15570-1951 KSA 117 distance=77' 16037-2006 LAF 98AB distance=79' 16037-2006 LAF 98AC distance=79' 16006-1739 RST2992 distance=79' 16040-1751 USD 417 distance=80' 16059-1819 BEJ 1 distance=81' 16054-1948 MCA 42CE distance=81' 16054-1948 BU 947AB (Acrab) distance=81' 16054-1948 H 3 7AC (Acrab) distance=81' 16054-1948 PWL9001AD (Acrab) distance=81' 16054-1948 OCC9158Aa,Ab (Acrab) distance=81' 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 16010-1858 HDS2257 231 0.4
Show 15597-1848 GWP2573 92 12.8 21
Show 15590-1844 KSA 121 AB 56 0.9 31
Show 15590-1844 KSA 121 AC 320 3.3 31
Show 16008-1928 USD 299 129 0.6 34
Show 16014-1937 USD 315 110 0.4 40
Show 16028-1931 KSA 79 73 28.6 42
Show 15583-1837 LAF 90 352 5.6 43
Show 16002-1811 UC 3102 155 121.0 49
Show 15575-1903 USD 178 124 1.0 50
Show 16045-1905 KSA 83 AB 314 24.2 50
Show 16045-1905 KSA 83 Aa,Ab 128 0.9 50
Show 16045-1905 LAF 103 AC 252 6.7 50
Show 16045-1905 LAF 103 AD 322 10.0 50
Show 16039-1932 GWP2584 196 33.0 54
Show 16044-1925 RST2998 232 0.8 55
Show 16030-1806 MET 68 AB 191 1.6 60
Show 16030-1806 MET 68 AC 275 5.8 60
Show 16030-1806 MET 68 AD 73 9.1 60
Show 16030-1806 MET 68 AE 107 9.7 60
Show 15568-1854 BRT1495 354 3.7 60
Show 16031-1950 OCC 449 -1 0.0 61
Show 16050-1832 GWP2591 BC 114 13.2 62
Show 16024-1957 LAF 95 AB 341 5.3 63
Show 16024-1957 LAF 95 AC 326 5.7 63
Show 16024-1957 LAF 95 AD 197 6.2 63
Show 16048-1930 MET 69 Aa,Ab 69 0.0 64
Show 16048-1930 MET 69 FB 338 5.5 64
Show 16048-1930 MET 69 FC 87 5.9 64
Show 16048-1930 MET 69 FD 219 11.1 64
Show 16050-1832 GWP2590 AB 236 74.7 64
Show 15591-1956 SHJ 213 AB 318 17.8 65
Show 16040-1946 LAF 101 AB 242 9.5 65
Show 15588-1758 MET 66 226 9.1 68
Show 16030-2000 RST2995 9 2.9 69
Show 16059-1858 RST3001 52 1.5 71
Show 16020-2008 KSA 123 218 0.0 72
Show 16034-1752 KSA 82 AB 94 2.6 75
Show 16034-1752 USD 390 Aa,Ab 317 0.1 75
Show 16011-1742 ARA 243 117 13.4 76
Show 15570-1951 KSA 117 297 0.5 77
Show 16037-2006 LAF 98 AB 140 4.6 79
Show 16037-2006 LAF 98 AC 65 5.3 79
Show 16006-1739 RST2992 81 2.4 79
Show 16040-1751 USD 417 250 2.2 80
Show 16059-1819 BEJ 1 177 4.6 81
Show 16054-1948 MCA 42 CE 61 0.1 81
Show Acrab 16054-1948 BU 947 AB 219 0.3 81
Show Acrab 16054-1948 H 3 7 AC 20 13.4 81
Show Acrab 16054-1948 PWL9001 AD 30 518.2 81
Show Acrab 16054-1948 OCC9158 Aa,Ab -1 0.0 81

 
 
WDS 16010-1858 : COMPONENTS
 
 
  A
B pa=229.0°
sep=0.37"
 
 
16010-1858 A
 
 
Componente originario normalizzato AB Name HD 143437 Coord arcsec 2000 160059.18-185748.2 Mag 9.83
Spectral class F8IV (yellow-white) PmRA -32.00 PmDE -34.0 SAO 159631
HIP 78454 Tycho2 6208-00020-1 HD 143437 BD BD-18 4213
Tycho2
Tycho2 6208-00020-1 Pflag RAmdeg 240.24649187 DEmdeg -18.96347357
PmRA -32.5 PmDE -36.6 E RAmdeg 13 E DEmdeg 19
E pmRA 1.0 E pmDE 1.0 EpRAm 1987.27 EpDEm 1983.72
Num 15 Q RAmdeg 1.5 Q DEmdeg 1.7 Q pmRA 1.4
Q pmDE 1.7 BTmag 10.485 E BTmag 0.037 VTmag 9.672
E VTmag 0.028 Prox 999 TYC T HIP 78454
CCDM AB RAdeg 240.24656778 DEdeg -18.96339333 EpRA 1990 1.84
EpDE 1990 1.42 E RAdeg 15.1 E DEdeg 23.3 Posflg P
Corr 0.0
SAO
SAO 159631 DelFlag RA1950 PmRA1950 -0.0031
DE1950 PmDE1950 -0.04 Vmag 9.1 SpType G0
Double code Source 22 CatNum 6609 DM BD-18 4213
DMcomp BDsup HD 143437 M HD 0
GC RA1950rad 4.18047708 DE1950rad -0.32852827 PmRA2000 -0.003
PmDE2000 -0.037
Hipparcos
Catalog H HIP 78454 Proxy H RAhms 16 00 59.18
DEdms -18 57 48.2 Vmag 9.53 VarFlag R Vmag H
RAdeg 240.247 DEdeg -18.9634 AstroRef * Plx 6.39
CCDM 16010-1858 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source S Qual C M HIP AB
Theta 209 Rho 0.161 HD 143437 BD BD-18 4213
CD CP Dm number -18 4213 VIred 0.75
SpType F8IV R SpType Coord arcsec 2000 160059.18-185748.2
Hipparcos 2
HIP 78454 Sn 55 So 3 Nc 2
RArad 4.1930938157 DErad -0.3309736877 Plx 7.21 PmRA -31.12
PmDE -33.86 E RArad 1.53 E DErad 0.75 E Plx 1.61
E pmRA 2.02 E pmDE 1.34 Hpmag 9.6849 E Hpmag 0.0027
SHp 0.016 VA 0 BV 0.792 E BV 0.044
VI 0.82
CCDM
Ccdm 16010-1858 RComp Comp A Note1
Note2 Discov num DRAs -0.84 DDEs 11.5
R dRAs 82 Year Theta Rho
Obs 2 Vmag 9.8 Sp F8 PmNote *
PmRA -32 PmDE -34 Dm number -18 4213 Cat1 BD
Name2 159631 Cat2 SAO HD 143437 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 78454
 
 
16010-1858 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 160059.16-185748.4 Mag 11.94 Calc delta mag 2.11
Calc coord yes
CCDM
Ccdm 16010-1858 RComp Comp B Note1
Note2 Discov num HDS DRAs -0.85 DDEs 11.4
R dRAs 82 Year 1991 Theta 209 Rho 0.2
Obs 1 Vmag 11.9 Sp PmNote *
PmRA -32 PmDE -34 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 78454