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Doubles in session


Current system
18015+4019
HO 77
HD 164899


Nearby doubles
10' : 18017+4011
STF2267

27' : 18035+4032
COU1785

33' : 18018+4052
BVD 259

48' : 17590+4058
BRT 345

53' : 18029+4109
ES 1648

57' : 18032+3926
MLB 851

58' : 18065+4022
STF2282AB

59' : 18040+3923
L 19

60' : 17592+3926
COU1458

60' : 17575+3942
COU1457

61' : 18058+4054
TDT 677

63' : 18033+3921
STF2275

63' : 17592+4115
COU1783

72' : 17572+4112
KPP4072

76' : 18079+4002
ES 1649AB

77' : 17569+4115
STF2255

81' : 17562+3926
BU 417

84' : 17555+4108
ES 1557AB

86' : 17554+3930
STF2246

87' : 18038+3857
LDS4773AB

87' : 18007+4145
ES 1558

88' : 17572+4131
COU1782

88' : 17550+4107
UC 3444

91' : 18031+4158
DOO 10

92' : 17548+4110
RAO 605

94' : 17538+3951
SLW1216



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.

18015+4019 HO 77 (HD 164899)

 
 
18h 01m 29.34s +40° 19' 25.4" P.A. 312.00 sep 2.0 mag 7.92,11.53 Sp A0Vs dist. 349.65 pc (1140.56 l.y.)
 
 
Coord 2000 18015+4019 Discov num HO   77 Comp Coord arcsec 2000 18 01 29.34 +40 19 25.4
Date first 1884 Date last 2014 Obs 12
Pa first 312 Pa last 312.2 P.A. Now (θ) 312.2°
Sep first 1.9 Sep last 2.015 Sep. Now (ρ) 2.015"
Mag pri 7.92 Mag sec 11.53 delta mag (ΔM) 3.61 Spectral class A0Vs (white)
Pri motion ra -007 Sec motion ra -003
Pri motion dec +004 Sec motion dec +006
Notes
rPM=0.555
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 164899 Constellation Hercules SAO 47144 HIP 88265
Tycho2 3106-00828-1 Gaia DR2 4611361391916153344 HD 164899 BD BD+40 3262
Distance 349.65 Distance ly 1140.56
 
 
WDS 18015+4019 HO 77 (HD 164899) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ho_1883 Ma j Hough, G.W. 1883MNRAS..43..371H
Ho_1883 MNRAS 43, 371, 1883 (data also in Ho_1890) 1890AN....125....1H
Ho_1884 Ma j Hough, G.W. 1884MNRAS..44..365H
Ho_1884 MNRAS 44, 365, 1884 (data also in Ho_1890) 1890AN....125....1H
Ho_1885 Ma j Hough, G.W. 1885MNRAS..45..417H
Ho_1885 MNRAS 45, 417, 1885 (data also in Ho_1890) 1890AN....125....1H
Ho_1886 Ma j Hough, G.W. 1886MNRAS..46..393H
Ho_1886 MNRAS 46, 393, 1886 (data also in Ho_1890) 1890AN....125....1H
Ho_1887 Ma j Hough, G.W. 1887AN....116..273H
Ho_1887 AN 116, 273, 1887
Ho_1890 Ma j Hough, G.W. 1890AN....125....1H
Ho_1890 AN 125, 1, 1890
Ho_1890b Ma j Hough, G.W. 1890AJ......9..177H
Ho_1890b AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b) 1890AN....125....1H
Ho_1894a Ma - Hough, G.W. 1894MNRAS..54..251H
Ho_1894a MNRAS 54, 251, 1894
Ho_1894b Ma j Hough, G.W. (HO 304 - 490) 1894AN....135..281H
Ho_1894b AN 135, 281, 1894
Ho_1894c Ma - Hough, G.W. (measure by Dembowski, H.) 1894AN....135..281H
Ho_1894c AN 135, 281, 1894
Ho_1899a Ma j Hough, G.W. 1899AN....149..65H
Ho_1899a AN 149, 65, 1899
Ho_1899b Ma - Hough, G.W. (measure by Burnham, S.W.) 1899AN....149..65H
Ho_1899b AN 149, 65, 1899
Ho_1907 Ma - Hough, G.W. 1907PFAO....3c...1D
Ho_1907 Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle)
Ho_1932A Ma - Hough, G.W. 1932QB821.A43......
Ho_1932A cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18015+4019 HO 77 1991 10 313 2.0 7.92 11.53 A0Vs 180129.34+401925.4
18015+4019 HO 77 2010 11 312 2.1 7.92 11.53 A0Vs 180129.34+401925.4
18015+4019 HO 77 2014 12 312 2.0 7.92 11.53 A0Vs 180129.34+401925.4

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

 
 
WDS 18015+4019 HO 77 (HD 164899) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18015+4019 HO 77 (HD 164899) : MEASURES
 
 
No records found.

 
 
WDS 18015+4019 (HD 164899) : VIRTUAL EYEPIECE
 
 

18015+4019 HO 77A mag 7.92 Sp A0Vs 18015+4019 HO 77B sep 1.8 P.A. 319.90 mag 11.53 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18015+4019 (HD 164899) : ALADIN DSS IMAGE @ 18h 01m 29.34s +40° 19' 25.4"
 
 
 
 
WDS 18015+4019 HO 77 (HD 164899) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18015+4019 HO 77 distance=1' 18017+4011 STF2267 distance=10' 18035+4032 COU1785 distance=27' 18018+4052 BVD 259 distance=33' 17590+4058 BRT 345 distance=48' 18029+4109 ES 1648 distance=53' 18032+3926 MLB 851 distance=57' 18065+4022 STF2282AB distance=58' 18065+4022 STF2282AC distance=58' 18065+4022 STF2282BC distance=58' 18040+3923 L 19 distance=59' 17592+3926 COU1458 distance=60' 17575+3942 COU1457 distance=60' 18058+4054 TDT 677 distance=61' 18033+3921 STF2275 distance=63' 17592+4115 COU1783 distance=63' 17572+4112 KPP4072 distance=72' 18079+4002 ES 1649AB distance=76' 18079+4002 ES 1649AC distance=76' 17569+4115 STF2255 distance=77' 17562+3926 BU 417 distance=81' 17555+4108 COU1601Aa,Ab distance=84' 17555+4108 ES 1557AB distance=84' 17555+4108 ES 1557AC distance=84' 17555+4108 ES 1557AD distance=84' 17555+4108 ABH 92AE distance=84' 17554+3930 STF2246 distance=86' 18038+3857 LDS4773AB distance=87' 18007+4145 ES 1558 distance=87' 17572+4131 COU1782 distance=88' 17550+4107 UC 3444 distance=88' 18031+4158 DOO 10 distance=91' 17548+4110 RAO 605 distance=92' 17538+3951 SLW1216 distance=94' 17533+4000 BU 130 distance=96' 18097+4001 TDT 714 distance=96' 17540+3936 KPP 883 distance=97' 17541+3928 HLM 9 distance=100' 17528+4038 TDT 552 distance=101' 18077+3904 ES 2018 distance=102' 18019+4202 DAM 103 distance=103' 18026+4204 UC 3480 distance=105' 17537+3924 TDT 560 distance=105' 17525+3943 COU1302 distance=110' 17523+4057 A 699 distance=111' 18043+4206 COU1786Aa,Ab distance=111' 18043+4206 ROE 1AB distance=111' 18117+4020 UC 3526 distance=117' 18064+3837 ES 2017 distance=117' 18051+3819 J 1218 distance=118' 18121+4015 LEO 1 distance=122' 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 18015+4019 HO 77 312 2.0 1
Show 18017+4011 STF2267 280 0.4 10
Show 18035+4032 COU1785 30 0.2 27
Show 18018+4052 BVD 259 277 10.6 33
Show 17590+4058 BRT 345 138 2.8 48
Show 18029+4109 ES 1648 9 3.7 53
Show 18032+3926 MLB 851 34 6.7 57
Show 18065+4022 STF2282 AB 83 2.7 58
Show 18065+4022 STF2282 AC 80 2.7 58
Show 18065+4022 STF2282 BC 48 0.2 58
Show 18040+3923 L 19 274 0.2 59
Show 17592+3926 COU1458 78 0.4 60
Show 17575+3942 COU1457 7 1.9 60
Show 18058+4054 TDT 677 231 0.5 61
Show 18033+3921 STF2275 124 0.3 63
Show 17592+4115 COU1783 47 2.8 63
Show 17572+4112 KPP4072 266 1.5 72
Show 18079+4002 ES 1649 AB 331 7.8 76
Show 18079+4002 ES 1649 AC 226 24.4 76
Show 17569+4115 STF2255 343 9.1 77
Show 17562+3926 BU 417 317 1.0 81
Show 17555+4108 COU1601 Aa,Ab 63 0.5 84
Show 17555+4108 ES 1557 AB 11 11.5 84
Show 17555+4108 ES 1557 AC 216 27.0 84
Show 17555+4108 ES 1557 AD 312 40.1 84
Show 17555+4108 ABH 92 AE 324 71.1 84
Show 17554+3930 STF2246 100 5.5 86
Show 18038+3857 LDS4773 AB 304 72.4 87
Show 18007+4145 ES 1558 298 6.3 87
Show 17572+4131 COU1782 190 0.4 88
Show 17550+4107 UC 3444 130 12.0 88
Show 18031+4158 DOO 10 292 4.9 91
Show 17548+4110 RAO 605 104 0.8 92
Show 17538+3951 SLW1216 359 13.9 94
Show 17533+4000 BU 130 110 1.6 96
Show 18097+4001 TDT 714 312 0.8 96
Show 17540+3936 KPP 883 102 7.4 97
Show 17541+3928 HLM 9 285 5.3 100
Show 17528+4038 TDT 552 226 1.3 101
Show 18077+3904 ES 2018 236 5.7 102
Show 18019+4202 DAM 103 206 11.0 103
Show 18026+4204 UC 3480 18 23.8 105
Show 17537+3924 TDT 560 198 2.5 105
Show 17525+3943 COU1302 172 4.0 110
Show 17523+4057 A 699 26 0.1 111
Show 18043+4206 COU1786 Aa,Ab 11 0.2 111
Show 18043+4206 ROE 1 AB 186 24.3 111
Show 18117+4020 UC 3526 137 25.0 117
Show 18064+3837 ES 2017 268 2.6 117
Show 18051+3819 J 1218 167 3.1 118
Show 18121+4015 LEO 1 146 1.5 122

 
 
WDS 18015+4019 : COMPONENTS
 
 
  A
B pa=319.9°
sep=1.77"
 
 
18015+4019 A
 
 
Componente originario normalizzato AB Name HD 164899 Coord arcsec 2000 180129.34+401925.4 Mag 7.92
Spectral class A0Vs (white) PmRA -7.00 PmDE 4.0 SAO 47144
HIP 88265 Tycho2 3106-00828-1 HD 164899 BD BD+40 3262
Tycho2
Tycho2 3106-00828-1 Pflag RAmdeg 270.37224531 DEmdeg 40.32372161
PmRA -6.6 PmDE 3.6 E RAmdeg 5 E DEmdeg 5
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.33 EpDEm 1991.37
Num 7 Q RAmdeg 0.6 Q DEmdeg 1.0 Q pmRA 0.6
Q pmDE 1.0 BTmag 7.939 E BTmag 0.016 VTmag 7.921
E VTmag 0.012 Prox 20 TYC T HIP 88265
CCDM A RAdeg 270.37226583 DEdeg 40.32371333 EpRA 1990 1.58
EpDE 1990 1.62 E RAdeg 5.2 E DEdeg 4.9 Posflg
Corr -0.1
SAO
SAO 47144 DelFlag RA1950 PmRA1950 0.0036
DE1950 PmDE1950 -0.007 Vmag 8.4 SpType A0
Double code Source 4 CatNum 1642 DM BD+40 3262
DMcomp BDsup HD 164899 M HD 0
GC RA1950rad 4.71183324 DE1950rad 0.70376559 PmRA2000 0.004
PmDE2000 -0.006
Hipparcos
Catalog H HIP 88265 Proxy H RAhms 18 01 29.34
DEdms +40 19 25.4 Vmag 7.86 VarFlag R Vmag G
RAdeg 270.372 DEdeg 40.3237 AstroRef A Plx 4.3
CCDM 18015+4019 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 313 Rho 2.041 HD 164899 BD BD+40 3262
CD CP Dm number +40 3262 VIred 0.04
SpType A0 R SpType Coord arcsec 2000 180129.34+401925.4
Hipparcos 2
HIP 88265 Sn 15 So 3 Nc 2
RArad 4.7188862365 DErad 0.7037815608 Plx 2.86 PmRA -2.7
PmDE 5.47 E RArad 0.46 E DErad 0.51 E Plx 0.56
E pmRA 0.58 E pmDE 0.72 Hpmag 7.9124 E Hpmag 0.0013
SHp 0.01 VA 0 BV 0.094 E BV 0.15
VI 0.04
CCDM
Ccdm 18015+4019 RComp Comp A Note1
Note2 Discov num DRAs -0.64 DDEs 24.8
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.8 Sp A0 PmNote *
PmRA -2 PmDE -5 Dm number +40 3262 Cat1 BD
Name2 +40 1642 Cat2 AGK2/3 HD 164899 M HD
ADS BDS A10999 M ADS BDS N IDS IDS 17582N4019A
HIC 88265
 
 
18015+4019 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 180129.24+401926.8 Mag 11.53 PmRA -3.00
PmDE 6.0 Calc delta mag 3.61 Calc coord yes
CCDM
Ccdm 18015+4019 RComp Comp B Note1
Note2 Discov num HO 77 DRAs DDEs
R dRAs Year 1884 Theta 310 Rho 2.0
Obs 9 Vmag 12.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10999 M ADS BDS N IDS IDS 17582N4019B
HIC 88265