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Doubles in session


Current system
19186+2157
STF 2499
HD 181165


Nearby doubles
30' : 19197+2221
HJ 2865

35' : 19182+2231
COU 322

35' : 19209+2140
LDS1021

43' : 19184+2115
TDT1363

47' : 19162+2123
HJ 2862AB

48' : 19168+2238
TDT1345

54' : 19223+2147
RAO 407AB

58' : 19220+2230
BU 141AB

62' : 19201+2254
SLE 936

66' : 19177+2302
BU 248AB

67' : 19150+2241
GRV 250

67' : 19232+2209
HJ 886AB

68' : 19151+2244
J 538

70' : 19234+2215
SLE 940

73' : 19237+2149
TDT1421

75' : 19209+2304
SLE 937AB

76' : 19131+2154
A 153

78' : 19235+2234
TDT1416

79' : 19186+2038
WFC 219

80' : 19234+2239
KPP1685

81' : 19243+2145
TDS 990

85' : 19139+2250
HJ 2858

86' : 19139+2252
HJ 2859AB

86' : 19196+2321
POU3765

86' : 19134+2111
J 1150

87' : 19247+2208
SLE 942



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.

19186+2157 STF 2499 (HD 181165)

 
 
19h 18m 33.52s +21° 56' 51.6" P.A. 325.00 sep 2.7 mag 8.82,9.12 Sp B8
 
 
Coord 2000 19186+2157 Discov num STF2499 Comp Coord arcsec 2000 19 18 33.52 +21 56 51.6
Date first 1828 Date last 2020 Obs 66
Pa first 326 Pa last 324.5 P.A. Now (θ) 324.5°
Sep first 2.4 Sep last 2.723 Sep. Now (ρ) 2.723"
Mag pri 8.82 Mag sec 9.12 delta mag (ΔM) 0.3 Spectral class B8 (blue-white)
Pri motion ra +010 Sec motion ra +001
Pri motion dec -022 Sec motion dec -009
Notes
rPM=0.654
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 181165 Constellation Vulpecula SAO 87052 Tycho2 1611-01497-1
Gaia DR2 4517109743382804480 HD 181165 GC 26633
 
 
WDS 19186+2157 STF 2499 (HD 181165) : 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
19186+2157 STF2499 2005 69 324 2.6 8.82 9.12 B8 D 191833.52+215651.6
19186+2157 STF2499 2008 70 325 2.6 8.82 9.12 B8 D 191833.52+215651.6
19186+2157 STF2499 2009 72 324 2.6 8.82 9.12 B8 D 191833.52+215651.6
19186+2157 STF2499 2010 74 325 2.6 8.82 9.12 B8 D 191833.52+215651.6
19186+2157 STF2499 2011 76 324 2.6 8.82 9.12 B8 D 191833.52+215651.6
19186+2157 STF2499 2016 62 324 2.6 8.82 9.12 B8 191833.52+215651.6
19186+2157 STF2499 2018 64 325 2.6 8.82 9.12 B8 191833.52+215651.6
19186+2157 STF2499 2020 65 325 2.7 8.82 9.12 B8 191833.52+215651.6

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

 
 
WDS 19186+2157 STF 2499 (HD 181165) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19186+2157 STF 2499 (HD 181165) : MEASURES
 
 
No records found.

 
 
WDS 19186+2157 (HD 181165) : VIRTUAL EYEPIECE
 
 

19186+2157 STF2499A mag 8.82 Sp B8 19186+2157 STF2499B sep 2.7 P.A. 326.50 mag 9.12 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 19186+2157 (HD 181165) : ALADIN DSS IMAGE @ 19h 18m 33.52s +21° 56' 51.6"
 
 
 
 
WDS 19186+2157 STF 2499 (HD 181165) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19186+2157 STF2499 distance=1' 19197+2221 HJ 2865 distance=30' 19182+2231 COU 322 distance=35' 19209+2140 LDS1021 distance=35' 19184+2115 TDT1363 distance=43' 19162+2123 HJ 2862AB distance=47' 19162+2123 HJ 2862AC distance=47' 19162+2123 OCC9020Aa,Ab distance=47' 19168+2238 TDT1345 distance=48' 19223+2147 RAO 407AB distance=54' 19223+2147 RAO 407AC distance=54' 19220+2230 BU 141AB distance=58' 19220+2230 HJ 2867AC distance=58' 19220+2230 BU 141AE distance=58' 19220+2230 BU 141AF distance=58' 19220+2230 BU 141AG distance=58' 19220+2230 BU 141AB,D distance=58' 19220+2230 BU 141CD distance=58' 19201+2254 SLE 936 distance=62' 19177+2302 BU 248AB distance=66' 19177+2302 HO 654AC distance=66' 19150+2241 GRV 250 distance=67' 19232+2209 HJ 886AB distance=67' 19232+2209 SLE 939AC distance=67' 19232+2209 SLE 939AD distance=67' 19151+2244 J 538 distance=68' 19234+2215 SLE 940 distance=70' 19237+2149 TDT1421 distance=73' 19209+2304 WSI 26BC distance=75' 19209+2304 SLE 937AB distance=75' 19131+2154 A 153 distance=76' 19235+2234 TDT1416 distance=78' 19186+2038 WFC 219 distance=79' 19234+2239 KPP1685 distance=80' 19243+2145 TDS 990 distance=81' 19139+2250 HJ 2858 distance=85' 19139+2252 HJ 2859AB distance=86' 19139+2252 HJ 2859AC distance=86' 19196+2321 POU3765 distance=86' 19134+2111 J 1150 distance=86' 19247+2208 SLE 942 distance=87' 19149+2306 TDT1316 distance=87' 19247+2212 TOK 332 distance=87' 19248+2159 SLE 943 distance=88' 19246+2131 STF2515AB distance=88' 19246+2131 STF2515AC distance=88' 19251+2150 STF3111 distance=92' 19251+2213 COU 513 distance=93' 19249+2126 WSI 22 distance=94' 19142+2308 STF2485AB distance=94' 19142+2308 WAL 107AC distance=94' 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 19186+2157 STF2499 325 2.7 1
Show 19197+2221 HJ 2865 269 36.8 30
Show 19182+2231 COU 322 27 0.5 35
Show 19209+2140 LDS1021 340 70.9 35
Show 19184+2115 TDT1363 336 1.7 43
Show 19162+2123 HJ 2862 AB 12 39.1 47
Show 19162+2123 HJ 2862 AC 158 44.7 47
Show 19162+2123 OCC9020 Aa,Ab 272 0.0 47
Show 19168+2238 TDT1345 71 0.6 48
Show 19223+2147 RAO 407 AB 277 3.7 54
Show 19223+2147 RAO 407 AC 128 2.2 54
Show 19220+2230 BU 141 AB 84 0.9 58
Show 19220+2230 HJ 2867 AC 328 28.3 58
Show 19220+2230 BU 141 AE 90 50.7 58
Show 19220+2230 BU 141 AF 214 49.6 58
Show 19220+2230 BU 141 AG 240 21.7 58
Show 19220+2230 BU 141 AB,D 322 24.4 58
Show 19220+2230 BU 141 CD 180 4.9 58
Show 19201+2254 SLE 936 66 7.6 62
Show 19177+2302 BU 248 AB 128 1.8 66
Show 19177+2302 HO 654 AC 119 51.1 66
Show 19150+2241 GRV 250 179 50.0 67
Show 19232+2209 HJ 886 AB 45 8.2 67
Show 19232+2209 SLE 939 AC 200 31.8 67
Show 19232+2209 SLE 939 AD 145 57.1 67
Show 19151+2244 J 538 51 3.9 68
Show 19234+2215 SLE 940 206 3.0 70
Show 19237+2149 TDT1421 146 1.1 73
Show 19209+2304 WSI 26 BC 121 4.9 75
Show 19209+2304 SLE 937 AB 228 31.6 75
Show 19131+2154 A 153 266 0.7 76
Show 19235+2234 TDT1416 298 0.7 78
Show 19186+2038 WFC 219 71 8.8 79
Show 19234+2239 KPP1685 21 13.0 80
Show 19243+2145 TDS 990 236 0.9 81
Show 19139+2250 HJ 2858 255 18.2 85
Show 19139+2252 HJ 2859 AB 36 9.2 86
Show 19139+2252 HJ 2859 AC 189 134.9 86
Show 19196+2321 POU3765 230 16.1 86
Show 19134+2111 J 1150 248 1.7 86
Show 19247+2208 SLE 942 336 14.6 87
Show 19149+2306 TDT1316 120 2.1 87
Show 19247+2212 TOK 332 42 256.2 87
Show 19248+2159 SLE 943 267 20.7 88
Show 19246+2131 STF2515 AB 141 6.2 88
Show 19246+2131 STF2515 AC 182 72.6 88
Show 19251+2150 STF3111 116 2.5 92
Show 19251+2213 COU 513 6 0.3 93
Show 19249+2126 WSI 22 272 15.1 94
Show 19142+2308 STF2485 AB 320 8.5 94
Show 19142+2308 WAL 107 AC 74 41.3 94

 
 
WDS 19186+2157 : COMPONENTS
 
 
  A
B pa=326.5°
sep=2.66"
 
 
19186+2157 A
 
 
Componente originario normalizzato AB Name HD 181165 Coord arcsec 2000 191833.52+215651.6 Mag 8.82
Spectral class B8 (blue-white) PmRA 10.00 PmDE -22.0 SAO 87052
Tycho2 1611-01497-1 HD 181165 GC 26633 DM BD+21 3726
Tycho2
Tycho2 1611-01497-1 Pflag P RAmdeg 289.63968340 DEmdeg 21.94767645
PmRA 1.0 PmDE -8.7 E RAmdeg 9 E DEmdeg 9
E pmRA 1.5 E pmDE 1.5 EpRAm 1991.20 EpDEm 1991.17
Num 5 Q RAmdeg 1.2 Q DEmdeg 0.4 Q pmRA 1.2
Q pmDE 0.5 BTmag 8.883 E BTmag 0.017 VTmag 8.822
E VTmag 0.014 Prox 26 TYC T HIP
CCDM RAdeg 289.63985139 DEdeg 21.94748194 EpRA 1990 1.67
EpDE 1990 1.64 E RAdeg 7.1 E DEdeg 7.4 Posflg D
Corr -0.1
SAO
SAO 87052 DelFlag RA1950 PmRA1950 0.0002
DE1950 PmDE1950 -0.018 Vmag 8 SpType B8
Double code Source 70 CatNum 26633 DM BD+21 3726
DMcomp BDsup HD 181165 M HD 0
GC 26633 RA1950rad 5.04582511 DE1950rad 0.38144569 PmRA2000 0.0003
PmDE2000 -0.019
CCDM
Ccdm 19186+2157 RComp Comp A Note1
Note2 Discov num DRAs -2.44 DDEs -8.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.8 Sp B8 PmNote *
PmRA 15 PmDE -16 Dm number +21 3726 Cat1 BD
Name2 +21 1953 Cat2 AGK2/3 HD 181165 M HD
ADS BDS A12298 M ADS BDS N IDS IDS 19143N2146A
HIC
 
 
19186+2157 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 191833.41+215653.8 Mag 9.12 PmRA 1.00
PmDE -9.0 Tycho2 1611-01497-2 Calc delta mag 0.3 Calc coord yes
Tycho2
Tycho2 1611-01497-2 Pflag P RAmdeg 289.63968340 DEmdeg 21.94767645
PmRA 1.0 PmDE -8.7 E RAmdeg 9 E DEmdeg 9
E pmRA 1.5 E pmDE 1.5 EpRAm 1991.20 EpDEm 1991.17
Num 5 Q RAmdeg 1.2 Q DEmdeg 0.4 Q pmRA 1.2
Q pmDE 0.5 BTmag 9.217 E BTmag 0.018 VTmag 9.115
E VTmag 0.017 Prox 26 TYC T HIP
CCDM RAdeg 289.63938556 DEdeg 21.94806833 EpRA 1990 1.68
EpDE 1990 1.66 E RAdeg 8.9 E DEdeg 9.0 Posflg D
Corr -0.1
CCDM
Ccdm 19186+2157 RComp Comp B Note1
Note2 Discov num STF2499 DRAs DDEs
R dRAs Year 1831 Theta 325 Rho 2.5
Obs 20 Vmag 9.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A12298 M ADS BDS N IDS IDS 19143N2146B
HIC