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Doubles in session


Current system
18545+1837
HDS 2680 AD


Nearby doubles
19' : 18558+1839
TDT1132

23' : 18534+1851
LDS5867AB

24' : 18552+1817
J 2931

25' : 18534+1856
TDT1114

28' : 18556+1813
DAM 128

43' : 18538+1756
BPM 881

45' : 18551+1753
KPP 872

48' : 18529+1919
J 470

55' : 18573+1800
BPMA 70

58' : 18570+1752
BPM 902

60' : 18585+1855
TDT1156

62' : 18558+1935
KU 122

63' : 18533+1737
BPM 878

69' : 18593+1842
COU 818AB

69' : 18509+1751
BPM 867

70' : 18586+1916
KPP4132

71' : 18591+1810
HU 331

72' : 18589+1911
L 65

73' : 18568+1733
BPM 901

76' : 18495+1811
HDS2668

78' : 18539+1719
LDS5868

79' : 18492+1813
SMA 81AB

80' : 18577+1731
BPM 908

81' : 18551+1717
COU 721AB

83' : 18504+1739
KPP 859

84' : 18573+1724
BPM 904



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

18545+1837 HDS 2680 AD

 
 
18h 54m 29.75s +18° 36' 55.0" P.A. 129.00 sep 12.0 mag 8.98,13.10 Sp K5 dist. 1562.5 pc (5096.88 l.y.)
 
 
Coord 2000 18545+1837 Discov num HDS2680 Comp AD Coord arcsec 2000 18 54 29.75 +18 36 55.0
Date first 2001 Date last 2016 Obs 5
Pa first 128 Pa last 129.4 P.A. Now (θ) 129.4°
Sep first 11.8 Sep last 12.012 Sep. Now (ρ) 12.012"
Mag pri 8.98 Mag sec 13.10 delta mag (ΔM) 4.12 Spectral class K5 (yellow-orange)
Pri motion ra +008 Sec motion ra
Pri motion dec +025 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18545+1837 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 104248 18 54 30 +18 36 55 HDS 2680 AB 1991 2 93 4.0 8.98 13.24 4.26
Show 104248 18 54 30 +18 36 55 HDS 2680 AC 2016 4 180 11.8 8.98 12.80 3.82
Show 104248 18 54 30 +18 36 55 HDS 2680 AD 2016 5 129 12.0 8.98 13.10 4.12 <===
Show 104248 18 54 30 +18 36 55 HDS 2680 AE 2016 1 93 12.2 8.98 15.20 6.22
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules SAO 104248 HIP 92789 BD BD+18 3867
Distance 1562.5 Distance ly 5096.88
 
 
WDS 18545+1837 HDS 2680 AD : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
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 dm_number notes coord_arcsec_2000
18545+1837 HDS2680 AD 2016 5 129 12.0 8.98 13.10 K5 185429.75+183655.0

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

 
 
WDS 18545+1837 HDS 2680 AD : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18545+1837 HDS 2680 AD : MEASURES
 
 
No records found.

 
 
WDS 18545+1837 : VIRTUAL EYEPIECE
 
 

18545+1837 HDS2680A mag 8.98 Sp K5 18545+1837 HDS2680B sep 4.0 P.A. 92.50 mag 13.24 18545+1837 HDS2680C sep 11.8 P.A. 180.20 mag 12.8 18545+1837 HDS2680D sep 12.0 P.A. 129.40 mag 13.1 18545+1837 HDS2680E sep 12.2 P.A. 93.40 mag 15.2 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18545+1837 : ALADIN DSS IMAGE @ 18h 54m 29.75s +18° 36' 55.0"
 
 
 
 
WDS 18545+1837 HDS 2680 AD : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18545+1837 HDS2680AB distance=1' 18545+1837 HDS2680AC distance=1' 18545+1837 HDS2680AD distance=1' 18545+1837 HDS2680AE distance=1' 18558+1839 TDT1132 distance=19' 18534+1851 LDS5867AB distance=23' 18534+1851 SKF 331AC distance=23' 18552+1817 J 2931 distance=24' 18534+1856 TDT1114 distance=25' 18556+1813 DAM 128 distance=28' 18538+1756 BPM 881 distance=43' 18551+1753 KPP 872 distance=45' 18529+1919 J 470 distance=48' 18573+1800 BPMA 70 distance=55' 18570+1752 BPM 902 distance=58' 18585+1855 TDT1156 distance=60' 18558+1935 KU 122 distance=62' 18533+1737 BPM 878 distance=63' 18593+1842 COU 818AB distance=69' 18509+1751 BPM 867 distance=69' 18586+1916 KPP4132 distance=70' 18591+1810 HU 331 distance=71' 18589+1911 L 65 distance=72' 18568+1733 BPM 901 distance=73' 18495+1811 HDS2668 distance=76' 18539+1719 LDS5868 distance=78' 18492+1813 SMA 81AB distance=79' 18492+1813 DAM 353AC distance=79' 18492+1813 DAM 353AD distance=79' 18577+1731 BPM 908 distance=80' 18551+1717 COU 721AB distance=81' 18551+1717 COU 721AC distance=81' 18504+1739 KPP 859 distance=83' 18573+1724 BPM 904 distance=84' 18587+1936 HU 330 distance=84' 18487+1803 BPM 840 distance=90' 18489+1920 DCH 121 distance=91' 18599+1937 L 43 distance=91' 18500+1733 BPM 855 distance=91' 18564+1710 BPM 897 distance=91' 18561+1709 BPM 894 distance=91' 18582+1722 CHR 82Aa,Ab distance=93' 18582+1722 HO 91AB distance=93' 18582+1722 CIA 14Aa1,2 distance=93' 18582+1722 KRV 25AC distance=93' 18508+1954 KPP 426 distance=94' 18525+2007 TDT1101 distance=95' 18501+1952 TDT1079 distance=97' 18520+1705 COU 720 distance=99' 19010+1755 GWP2802 distance=103' 18505+2002 KU 121 distance=103' 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 18545+1837 HDS2680 AB 93 4.0 1
Show 18545+1837 HDS2680 AC 180 11.8 1
Show 18545+1837 HDS2680 AD 129 12.0 1
Show 18545+1837 HDS2680 AE 93 12.2 1
Show 18558+1839 TDT1132 218 1.0 19
Show 18534+1851 LDS5867 AB 207 210.7 23
Show 18534+1851 SKF 331 AC 239 2.6 23
Show 18552+1817 J 2931 143 5.3 24
Show 18534+1856 TDT1114 107 0.6 25
Show 18556+1813 DAM 128 317 4.8 28
Show 18538+1756 BPM 881 2 55.4 43
Show 18551+1753 KPP 872 36 7.3 45
Show 18529+1919 J 470 311 3.4 48
Show 18573+1800 BPMA 70 232 243.7 55
Show 18570+1752 BPM 902 118 83.4 58
Show 18585+1855 TDT1156 138 0.7 60
Show 18558+1935 KU 122 151 22.2 62
Show 18533+1737 BPM 878 78 38.6 63
Show 18593+1842 COU 818 AB 142 3.9 69
Show 18509+1751 BPM 867 187 46.3 69
Show 18586+1916 KPP4132 105 1.8 70
Show 18591+1810 HU 331 208 0.6 71
Show 18589+1911 L 65 68 8.7 72
Show 18568+1733 BPM 901 96 73.6 73
Show 18495+1811 HDS2668 60 0.4 76
Show 18539+1719 LDS5868 158 10.3 78
Show 18492+1813 SMA 81 AB 338 21.9 79
Show 18492+1813 DAM 353 AC 118 6.3 79
Show 18492+1813 DAM 353 AD 259 9.6 79
Show 18577+1731 BPM 908 149 76.0 80
Show 18551+1717 COU 721 AB 302 3.3 81
Show 18551+1717 COU 721 AC 149 17.5 81
Show 18504+1739 KPP 859 12 7.3 83
Show 18573+1724 BPM 904 310 76.7 84
Show 18587+1936 HU 330 33 0.7 84
Show 18487+1803 BPM 840 103 103.0 90
Show 18489+1920 DCH 121 10 0.4 91
Show 18599+1937 L 43 289 2.4 91
Show 18500+1733 BPM 855 290 63.8 91
Show 18564+1710 BPM 897 82 98.9 91
Show 18561+1709 BPM 894 18 95.9 91
Show 18582+1722 CHR 82 Aa,Ab 171 0.1 93
Show 18582+1722 HO 91 AB 146 7.0 93
Show 18582+1722 CIA 14 Aa1,2 352 0.0 93
Show 18582+1722 KRV 25 AC 79 96.0 93
Show 18508+1954 KPP 426 97 4.6 94
Show 18525+2007 TDT1101 117 0.6 95
Show 18501+1952 TDT1079 295 1.3 97
Show 18520+1705 COU 720 194 4.5 99
Show 19010+1755 GWP2802 266 22.9 103
Show 18505+2002 KU 121 312 31.5 103

 
 
WDS 18545+1837 : COMPONENTS
 
 
  A B C D
B pa=92.5°
sep=3.99"
 
C pa=180.2°
sep=11.78"
pa=199.1°
sep=12.28"
 
D pa=129.4°
sep=12.01"
pa=144.6°
sep=9.14"
pa=66.0°
sep=10.21"
 
E pa=93.4°
sep=12.16"
pa=93.8°
sep=8.17"
pa=47.8°
sep=16.45"
pa=22.5°
sep=7.47"
 
 
18545+1837 A
 
 
Coord arcsec 2000 185429.75+183655.0 Mag 8.98 Spectral class K5 (yellow-orange) PmRA 8.00
PmDE 25.0 SAO 104248 HIP 92789 BD BD+18 3867
SAO
SAO 104248 DelFlag RA1950 PmRA1950 0.0001
DE1950 PmDE1950 0.018 Vmag 8.5 SpType K5
Double code Source 28 CatNum 7085 DM BD+18 3867
DMcomp BDsup HD 230002 M HD 0
GC RA1950rad 4.94057528 DE1950rad 0.32376719 PmRA2000 0.0002
PmDE2000 0.018
Hipparcos
Catalog H HIP 92789 Proxy H RAhms 18 54 29.74
DEdms +18 36 54.8 Vmag 8.83 VarFlag R Vmag G
RAdeg 283.624 DEdeg 18.6152 AstroRef A Plx 1.47
CCDM 10.33 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual D M HIP AB
Theta 92 Rho 3.988 HD BD BD+18 3867
CD CP Dm number +18 3867 VIred 1.66
SpType K5 R SpType Coord arcsec 2000 185429.74+183654.8
Hipparcos 2
HIP 92789 Sn 15 So 3 Nc 2
RArad 4.9501715123 DErad 0.3248968643 Plx -0.64 PmRA 8.95
PmDE 26.04 E RArad 0.78 E DErad 0.77 E Plx 1.25
E pmRA 0.95 E pmDE 0.99 Hpmag E Hpmag 0.0022
SHp 0.022 VA 0 BV 1.653 E BV 0.218
VI 1.66
CCDM
Ccdm 18545+1837 RComp Comp A Note1
Note2 Discov num DRAs -0.25 DDEs -5.0
R dRAs 82 Year Theta Rho
Obs 2 Vmag 8.9 Sp K5 PmNote *
PmRA 10 PmDE 26 Dm number +18 3867 Cat1 BD
Name2 +18 1781 Cat2 AGK2/3 HD 230002 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 92789
 
 
18545+1837 B
 
 
Coord arcsec 2000 185430.03+183654.8 Mag 13.24 PmRA 10.00 PmDE 26.0
Delta magnitude 4.26 Coordinate calculated yes
CCDM
Ccdm 18545+1837 RComp Comp B Note1
Note2 Discov num HDS DRAs 0.03 DDEs -5.1
R dRAs 82 Year 1991 Theta 92 Rho 4.0
Obs 1 Vmag 13.2 Sp PmNote *
PmRA 10 PmDE 26 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 92789
 
 
18545+1837 C
 
 
Coord arcsec 2000 185429.75+183643.2 Mag 12.8 Tycho2 1588-00179-1 HD 230002
Delta magnitude 3.82 Coordinate calculated yes
Tycho2
Tycho2 1588-00179-1 Pflag RAmdeg 283.62395920 DEmdeg 18.61528467
PmRA 7.8 PmDE 24.9 E RAmdeg 10 E DEmdeg 10
E pmRA 1.0 E pmDE 1.0 EpRAm 1989.08 EpDEm 1989.52
Num 14 Q RAmdeg 1.5 Q DEmdeg 0.9 Q pmRA 1.4
Q pmDE 0.8 BTmag 10.896 E BTmag 0.041 VTmag 8.976
E VTmag 0.014 Prox 40 TYC T HIP 92789
CCDM A RAdeg 283.62393694 DEdeg 18.61522722 EpRA 1990 1.61
EpDE 1990 1.69 E RAdeg 10.8 E DEdeg 11.3 Posflg
Corr 0.0
 
 
18545+1837 D
 
 
Coord arcsec 2000 185430.40+183647.4 Mag 13.1 Delta magnitude 4.12 Coordinate calculated yes
 
 
18545+1837 E
 
 
Coord arcsec 2000 185430.60+183654.3 Mag 15.2 Delta magnitude 6.22 Coordinate calculated yes