stampa
Login

Preset columns are boring you? Create your own custom set!
Register here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
18065+4022
STF 2282 AB
HD 165941


Nearby doubles
26' : 18079+4002
ES 1649AB

34' : 18058+4054
TDT 677

36' : 18035+4032
COU1785

42' : 18097+4001
TDT 714

57' : 18017+4011
STF2267

58' : 18015+4019
HO 77

60' : 18117+4020
UC 3526

60' : 18040+3923
L 19

62' : 18018+4052
BVD 259

64' : 18029+4109
ES 1648

65' : 18121+4015
LEO 1

68' : 18032+3926
MLB 851

71' : 18126+4033
OSO 96

72' : 18033+3921
STF2275

76' : 18077+3904
ES 2018

90' : 18038+3857
LDS4773AB

93' : 18144+4042
TDS 910

93' : 17590+4058
BRT 345

93' : 18107+3903
ES 2569

93' : 18126+4123
STF2298AB

94' : 18112+3906
HDS2565

100' : 17592+4115
COU1783

100' : 18031+4158
DOO 10

101' : 18131+4129
TOK 319

101' : 17592+3926
COU1458

105' : 18064+3837
ES 2017



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.

18065+4022 STF 2282 AB (HD 165941)

 
 
18h 06m 30.47s +40° 21' 39.6" P.A. 83.00 sep 2.7 mag 7.93,9.43 Sp A1V dist. 512.82 pc (1672.82 l.y.)
 
 
Coord 2000 18065+4022 Discov num STF2282 Comp AB Coord arcsec 2000 18 06 30.47 +40 21 39.6
Date first 1828 Date last 2017 Obs 75
Pa first 92 Pa last 82.6 P.A. Now (θ) 82.6°
Sep first 2.6 Sep last 2.67 Sep. Now (ρ) 2.67"
Mag pri 7.93 Mag sec 9.43 delta mag (ΔM) 1.5 Spectral class A1V (white)
Pri motion ra -003 Sec motion ra -003
Pri motion dec -007 Sec motion dec -007
Notes
Nature of this double is uncertain.
 
 
18065+4022 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 165941 47220 18 06 30 +40 21 40 STF 2282 AB 2017 75 83 2.7 7.93 9.43 1.50 <===
Show 47220 18 06 30 +40 21 40 STF 2282 AC 2008 2 80 2.7 7.93 9.43 1.50
Show 18 06 30 +40 21 40 STF 2282 BC 2008 1 48 0.2 9.43 9.43 0.00
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 165941 Constellation Hercules SAO 47220 HIP 88703
Tycho2 3106-00046-1 Gaia DR2 2112565323371434624 HD 165941 GC 24691
BD BD+40 3286 Distance 512.82 Distance ly 1672.82
 
 
WDS 18065+4022 STF 2282 AB (HD 165941) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18065+4022 STF2282 AB 2009 71 81 2.7 7.93 8.68 A1V 180630.47+402139.6
18065+4022 STF2282 AB 2011 72 81 2.6 7.93 9.43 A1V 180630.47+402139.6
18065+4022 STF2282 AB 2015 73 81 2.6 7.93 9.43 A1V 180630.47+402139.6
18065+4022 STF2282 AB 2017 75 83 2.7 7.93 9.43 A1V 180630.47+402139.6

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

 
 
WDS 18065+4022 STF 2282 AB (HD 165941) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18065+4022 STF 2282 AB (HD 165941) : MEASURES
 
 
No records found.

 
 
WDS 18065+4022 (HD 165941) : VIRTUAL EYEPIECE
 
 

18065+4022 STF2282A mag 7.93 Sp A1V 18065+4022 STF2282B mag 9.43 Sp A0 18065+4022 STF2282C sep 2.1 P.A. 77.00 mag 9.43 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 18065+4022 (HD 165941) : ALADIN DSS IMAGE @ 18h 06m 30.47s +40° 21' 39.6"
 
 
 
 
WDS 18065+4022 STF 2282 AB (HD 165941) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18065+4022 STF2282AB distance=0' 18079+4002 ES 1649AB distance=26' 18079+4002 ES 1649AC distance=26' 18058+4054 TDT 677 distance=34' 18035+4032 COU1785 distance=36' 18097+4001 TDT 714 distance=42' 18017+4011 STF2267 distance=57' 18015+4019 HO 77 distance=58' 18117+4020 UC 3526 distance=60' 18040+3923 L 19 distance=60' 18018+4052 BVD 259 distance=62' 18029+4109 ES 1648 distance=64' 18121+4015 LEO 1 distance=65' 18032+3926 MLB 851 distance=68' 18126+4033 OSO 96 distance=71' 18033+3921 STF2275 distance=72' 18077+3904 ES 2018 distance=76' 18038+3857 LDS4773AB distance=90' 18144+4042 TDS 910 distance=93' 17590+4058 BRT 345 distance=93' 18107+3903 ES 2569 distance=93' 18126+4123 STF2298AB distance=93' 18126+4123 STF2298AC distance=93' 18126+4123 WAL 89AB,D distance=93' 18112+3906 HDS2565 distance=94' 17592+4115 COU1783 distance=100' 18031+4158 DOO 10 distance=100' 18131+4129 TOK 319 distance=101' 17592+3926 COU1458 distance=101' 18064+3837 ES 2017 distance=105' 18153+4054 BVD 261 distance=105' 18007+4145 ES 1558 distance=106' 18043+4206 COU1786Aa,Ab distance=108' 18043+4206 ROE 1AB distance=108' 18093+3836 HEI 557 distance=111' 18026+4204 UC 3480 distance=112' 17575+3942 COU1457 distance=112' 18063+4213 ROE 18 distance=112' 18051+3819 J 1218 distance=114' 18019+4202 DAM 103 distance=114' 18058+4215 KPP2613 distance=115' 18158+4107 ES 1651 distance=116' 17572+4112 KPP4072 distance=118' 18063+3824 HU 1186 distance=118' 18096+3827 LUH 13 distance=120' 18108+4212 TDT 724 distance=120' 18171+4015 STF2304 distance=122' 17569+4115 STF2255 distance=122' 18140+3853 NSN 793 distance=125' 17572+4131 COU1782 distance=128' 18126+3836 BU 1091 distance=128' 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 18065+4022 STF2282 AB 83 2.7
Show 18065+4022 STF2282 AC 80 2.7
Show 18065+4022 STF2282 BC 48 0.2
Show 18079+4002 ES 1649 AB 331 7.8 26
Show 18079+4002 ES 1649 AC 226 24.4 26
Show 18058+4054 TDT 677 231 0.5 34
Show 18035+4032 COU1785 30 0.2 36
Show 18097+4001 TDT 714 312 0.8 42
Show 18017+4011 STF2267 280 0.4 57
Show 18015+4019 HO 77 312 2.0 58
Show 18117+4020 UC 3526 137 25.0 60
Show 18040+3923 L 19 274 0.2 60
Show 18018+4052 BVD 259 277 10.6 62
Show 18029+4109 ES 1648 9 3.7 64
Show 18121+4015 LEO 1 146 1.5 65
Show 18032+3926 MLB 851 34 6.7 68
Show 18126+4033 OSO 96 73 2.8 71
Show 18033+3921 STF2275 124 0.3 72
Show 18077+3904 ES 2018 236 5.7 76
Show 18038+3857 LDS4773 AB 304 72.4 90
Show 18144+4042 TDS 910 265 2.0 93
Show 17590+4058 BRT 345 138 2.8 93
Show 18107+3903 ES 2569 275 10.0 93
Show 18126+4123 STF2298 AB 172 1.9 93
Show 18126+4123 STF2298 AC 40 72.9 93
Show 18126+4123 WAL 89 AB,D 71 46.6 93
Show 18112+3906 HDS2565 340 0.7 94
Show 17592+4115 COU1783 47 2.8 100
Show 18031+4158 DOO 10 292 4.9 100
Show 18131+4129 TOK 319 301 94.2 101
Show 17592+3926 COU1458 78 0.4 101
Show 18064+3837 ES 2017 268 2.6 105
Show 18153+4054 BVD 261 307 20.9 105
Show 18007+4145 ES 1558 298 6.3 106
Show 18043+4206 COU1786 Aa,Ab 11 0.2 108
Show 18043+4206 ROE 1 AB 186 24.3 108
Show 18093+3836 HEI 557 281 1.8 111
Show 18026+4204 UC 3480 18 23.8 112
Show 17575+3942 COU1457 7 1.9 112
Show 18063+4213 ROE 18 171 14.9 112
Show 18051+3819 J 1218 167 3.1 114
Show 18019+4202 DAM 103 206 11.0 114
Show 18058+4215 KPP2613 113 24.0 115
Show 18158+4107 ES 1651 5 2.5 116
Show 17572+4112 KPP4072 266 1.5 118
Show 18063+3824 HU 1186 134 0.2 118
Show 18096+3827 LUH 13 327 769.2 120
Show 18108+4212 TDT 724 56 0.5 120
Show 18171+4015 STF2304 69 5.1 122
Show 17569+4115 STF2255 343 9.1 122
Show 18140+3853 NSN 793 125 6.5 125

 
 
WDS 18065+4022 : COMPONENTS
 
 
  A B
B pa=0.0°
sep=0.00"
 
C pa=77.0°
sep=2.11"
pa=77.0°
sep=2.11"
 
 
18065+4022 A
 
 
Name HD 165941 Coord arcsec 2000 180630.47+402139.6 Mag 7.93 Spectral class A1V (white)
PmRA -3.00 PmDE -7.0 SAO 47220 HIP 88703
Tycho2 3106-00046-1 HD 165941 GC 24691 BD BD+40 3286
Tycho2
Tycho2 3106-00046-1 Pflag P RAmdeg 271.62695400 DEmdeg 40.36099466
PmRA -6.6 PmDE -7.3 E RAmdeg 7 E DEmdeg 7
E pmRA 1.8 E pmDE 1.6 EpRAm 1991.48 EpDEm 1991.43
Num 3 Q RAmdeg 1.6 Q DEmdeg 1.0 Q pmRA 1.5
Q pmDE 1.1 BTmag 8.012 E BTmag 0.016 VTmag 7.926
E VTmag 0.012 Prox 26 TYC T HIP 88703
CCDM A RAdeg 271.62672361 DEdeg 40.36098722 EpRA 1990 1.63
EpDE 1990 1.62 E RAdeg 5.0 E DEdeg 5.1 Posflg D
Corr 0.0
SAO
SAO 47220 DelFlag RA1950 PmRA1950 -0.0006
DE1950 PmDE1950 0.01 Vmag 7.4 SpType A0
Double code Source 70 CatNum 24691 DM BD+40 3286
DMcomp BDsup HD 165941 M HD 0
GC 24691 RA1950rad 4.73373143 DE1950rad 0.70431444 PmRA2000 -0.0002
PmDE2000 0.01
Hipparcos
Catalog H HIP 88703 Proxy H RAhms 18 06 30.41
DEdms +40 21 39.6 Vmag 7.44 VarFlag R Vmag H
RAdeg 271.627 DEdeg 40.361 AstroRef A Plx 4.03
CCDM 18065+4022 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 83 Rho 2.643 HD 165941 BD BD+40 3286
CD CP Dm number +40 3286 VIred 0.06
SpType A0 R SpType Coord arcsec 2000 180630.41+402139.6
Hipparcos 2
HIP 88703 Sn 15 So 3 Nc 2
RArad 4.7407806165 DErad 0.7044321511 Plx 1.95 PmRA -0.91
PmDE -6.84 E RArad 0.82 E DErad 0.96 E Plx 1.05
E pmRA 0.95 E pmDE 1.14 Hpmag 7.4811 E Hpmag 0.001
SHp 0.01 VA 0 BV 0.093 E BV 0.01
VI 0.11
CCDM
Ccdm 18065+4022 RComp Comp A Note1
Note2 Discov num DRAs 0.50 DDEs -19.2
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.4 Sp A0 PmNote *
PmRA -7 PmDE 11 Dm number +40 3286 Cat1 BD
Name2 47220 Cat2 SAO HD 165941 M HD
ADS BDS A11074 M ADS BDS N IDS IDS 18033N4021A
HIC 88703
 
 
18065+4022 B
 
 
Coord arcsec 2000 180630.47+402139.6 Coord calc 180630.47+402139.6 Mag 9.43 Spectral class A0 (white)
PmRA -7.00 PmDE -7.0 Tycho2 3106-00046-2 Calc delta mag 1.5
Tycho2
Tycho2 3106-00046-2 Pflag P RAmdeg 271.62695400 DEmdeg 40.36099466
PmRA -6.6 PmDE -7.3 E RAmdeg 7 E DEmdeg 7
E pmRA 1.8 E pmDE 1.6 EpRAm 1991.48 EpDEm 1991.43
Num 3 Q RAmdeg 1.6 Q DEmdeg 1.0 Q pmRA 1.5
Q pmDE 1.1 BTmag 8.712 E BTmag 0.017 VTmag 8.682
E VTmag 0.015 Prox 26 TYC T HIP 88703
CCDM B RAdeg 271.62767444 DEdeg 40.36107972 EpRA 1990 1.64
EpDE 1990 1.62 E RAdeg 6.8 E DEdeg 7.4 Posflg D
Corr 0.0
CCDM
Ccdm 18065+4022 RComp Comp B Note1
Note2 Discov num STF2282 DRAs DDEs
R dRAs Year 1960 Theta 086 Rho 2.5
Obs 26 Vmag 8.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11074 M ADS BDS N IDS IDS 18033N4021B
HIC 88703
 
 
18065+4022 C
 
 
Coord arcsec 2000 180630.65+402140.1 Mag 9.43 PmRA -3.00 PmDE -7.0
Calc delta mag 1.5 Calc coord yes