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Doubles in session


Current system
19180-0328
STF 2490
HD 180784


Nearby doubles
14' : 19189-0327
HO 103

14' : 19172-0323
A 100

43' : 19210-0324
J 2961

45' : 19153-0310
GWP2829

46' : 19159-0257
J 2958

48' : 19183-0416
KPP 918

56' : 19214-0356
J 2264AB

58' : 19160-0238
J 1380

59' : 19157-0238
J 1670

61' : 19196-0424
GWP2837

66' : 19198-0230
J 2692

70' : 19205-0229
BAL 253

72' : 19148-0236
J 1379

73' : 19147-0245
J 1669

76' : 19130-0333
SCJ 20

76' : 19151-0428
LDS5873

82' : 19134-0246
J 1378AB

86' : 19128-0252
TDT1297

87' : 19149-0442
TDT1317

92' : 19202-0454
GWP2840

97' : 19133-0223
HJ 265AB

98' : 19221-0444
STF2501AB

98' : 19218-0209
TDT1399

99' : 19207-0159
TDT1388

101' : 19236-0424
A 103

102' : 19225-0447
J 1673



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.

19180-0328 STF 2490 (HD 180784)

 
 
19h 17m 59.96s -03° 28' 22.9" P.A. 247.00 sep 3.5 mag 9.18,11.40 Sp B8
 
 
Coord 2000 19180-0328 Discov num STF2490 Comp Coord arcsec 2000 19 17 59.96 -03 28 22.9
Date first 1828 Date last 2014 Obs 23
Pa first 249 Pa last 247.1 P.A. Now (θ) 247.1°
Sep first 3.2 Sep last 3.49 Sep. Now (ρ) 3.49"
Mag pri 9.18 Mag sec 11.40 delta mag (ΔM) 2.22 Spectral class B8 (blue-white)
Pri motion ra +016 Sec motion ra
Pri motion dec +002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 180784 Constellation Aquila SAO 143236 Tycho2 5134-01830-1
Gaia DR2 4212888512478766592 HD 180784 GC 26601 ADS 12282
 
 
WDS 19180-0328 STF 2490 (HD 180784) : 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
19180-0328 STF2490 1999 20 249 2.9 9.18 11.40 B8 D 191759.96-032822.9
19180-0328 STF2490 2000 22 246 3.4 9.18 11.40 B8 D 191759.96-032822.9
19180-0328 STF2490 2014 23 247 3.5 9.18 11.40 B8 191759.96-032822.9

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

 
 
WDS 19180-0328 STF 2490 (HD 180784) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19180-0328 STF 2490 (HD 180784) : MEASURES
 
 
No records found.

 
 
WDS 19180-0328 (HD 180784) : VIRTUAL EYEPIECE
 
 

19180-0328 STF2490A mag 9.18 Sp B8 19180-0328 STF2490B sep 3.5 P.A. 247.10 mag 11.4 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 19180-0328 (HD 180784) : ALADIN DSS IMAGE @ 19h 17m 59.96s -03° 28' 22.9"
 
 
 
 
WDS 19180-0328 STF 2490 (HD 180784) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19180-0328 STF2490 distance=0' 19189-0327 HO 103 distance=14' 19172-0323 A 100 distance=14' 19210-0324 J 2961 distance=43' 19153-0310 GWP2829 distance=45' 19159-0257 J 2958 distance=46' 19183-0416 KPP 918 distance=48' 19214-0356 J 2264BC distance=55' 19214-0356 J 2264AB distance=56' 19160-0238 J 1380 distance=58' 19157-0238 J 1670 distance=59' 19196-0424 GWP2837 distance=61' 19198-0230 J 2692 distance=66' 19205-0229 BAL 253 distance=70' 19148-0236 J 1379 distance=72' 19132-0327 A 97A,BC distance=72' 19147-0245 J 1669 distance=73' 19132-0327 A 97BC,D distance=73' 19132-0327 A 97BC distance=73' 19130-0333 SCJ 20 distance=76' 19151-0428 LDS5873 distance=76' 19134-0246 J 1668BC distance=82' 19134-0246 J 1378AB distance=82' 19128-0252 TDT1297 distance=86' 19149-0442 TDT1317 distance=87' 19202-0454 GWP2840 distance=92' 19133-0223 HJ 265AB distance=97' 19133-0223 HJ 265AC distance=97' 19133-0223 HJ 265AD distance=97' 19221-0444 STF2501AB distance=98' 19221-0444 STF2501AC distance=98' 19218-0209 TDT1399 distance=98' 19207-0159 TDT1388 distance=99' 19236-0424 A 103 distance=101' 19225-0447 J 1673 distance=102' 19124-0428 STF2477 distance=104' 19248-0349 GWP2850 distance=104' 19247-0353 GWP2849 distance=104' 19236-0430 TDT1418 distance=105' 19252-0309 RST5134 distance=111' 19183-0520 GMC 19 distance=113' 19194-0136 HDS2734Aa,Ab distance=114' 19194-0136 WOR 8AB distance=114' 19193-0134 CVN 62AB distance=117' 19193-0134 CVN 62AC distance=117' 19193-0134 CVN 62AD distance=117' 19193-0134 CVN 62AE distance=117' 19193-0134 CVN 62AF distance=117' 19193-0134 CVN 62AG distance=117' 19193-0134 CVN 62AH distance=117' 19193-0134 CVN 62AI distance=117' 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 19180-0328 STF2490 247 3.5
Show 19189-0327 HO 103 247 3.9 14
Show 19172-0323 A 100 322 0.8 14
Show 19210-0324 J 2961 243 8.1 43
Show 19153-0310 GWP2829 202 95.9 45
Show 19159-0257 J 2958 165 6.8 46
Show 19183-0416 KPP 918 136 7.6 48
Show 19214-0356 J 2264 BC 16 6.3 55
Show 19214-0356 J 2264 AB 18 47.1 56
Show 19160-0238 J 1380 48 5.6 58
Show 19157-0238 J 1670 5 7.7 59
Show 19196-0424 GWP2837 150 83.5 61
Show 19198-0230 J 2692 71 5.8 66
Show 19205-0229 BAL 253 246 9.2 70
Show 19148-0236 J 1379 283 7.1 72
Show 19132-0327 A 97 A,BC 222 93.3 72
Show 19147-0245 J 1669 120 3.0 73
Show 19132-0327 A 97 BC,D 242 7.0 73
Show 19132-0327 A 97 BC 223 0.8 73
Show 19130-0333 SCJ 20 228 62.9 76
Show 19151-0428 LDS5873 100 85.5 76
Show 19134-0246 J 1668 BC 192 6.2 82
Show 19134-0246 J 1378 AB 131 5.8 82
Show 19128-0252 TDT1297 75 0.8 86
Show 19149-0442 TDT1317 148 3.9 87
Show 19202-0454 GWP2840 26 59.8 92
Show 19133-0223 HJ 265 AB 296 13.0 97
Show 19133-0223 HJ 265 AC 318 36.4 97
Show 19133-0223 HJ 265 AD 34 40.6 97
Show 19221-0444 STF2501 AB 21 20.0 98
Show 19221-0444 STF2501 AC 79 7.9 98
Show 19218-0209 TDT1399 97 1.3 98
Show 19207-0159 TDT1388 237 0.7 99
Show 19236-0424 A 103 3 3.5 101
Show 19225-0447 J 1673 93 5.0 102
Show 19124-0428 STF2477 44 24.6 104
Show 19248-0349 GWP2850 80 15.2 104
Show 19247-0353 GWP2849 297 7.1 104
Show 19236-0430 TDT1418 70 0.5 105
Show 19252-0309 RST5134 144 1.9 111
Show 19183-0520 GMC 19 85 8.3 113
Show 19194-0136 HDS2734 Aa,Ab 92 0.2 114
Show 19194-0136 WOR 8 AB 253 13.7 114
Show 19193-0134 CVN 62 AB 185 8.0 117
Show 19193-0134 CVN 62 AC 170 9.1 117
Show 19193-0134 CVN 62 AD 214 9.5 117
Show 19193-0134 CVN 62 AE 244 9.7 117
Show 19193-0134 CVN 62 AF 58 12.0 117
Show 19193-0134 CVN 62 AG 148 13.5 117
Show 19193-0134 CVN 62 AH 319 13.8 117
Show 19193-0134 CVN 62 AI 114 15.2 117

 
 
WDS 19180-0328 : COMPONENTS
 
 
  A
B pa=247.1°
sep=3.48"
 
 
19180-0328 A
 
 
Componente originario normalizzato AB Name HD 180784 Coord arcsec 2000 191759.96-032822.9 Mag 9.18
Spectral class B8 (blue-white) PmRA 16.00 PmDE 2.0 SAO 143236
Tycho2 5134-01830-1 HD 180784 GC 26601 ADS 12282
DM BD-03 4553
Tycho2
Tycho2 5134-01830-1 Pflag RAmdeg 289.49987639 DEmdeg -3.47303105
PmRA 25.6 PmDE 6.1 E RAmdeg 9 E DEmdeg 11
E pmRA 1.7 E pmDE 1.6 EpRAm 1990.74 EpDEm 1989.57
Num 7 Q RAmdeg 4.6 Q DEmdeg 2.7 Q pmRA 4.6
Q pmDE 2.7 BTmag 9.397 E BTmag 0.020 VTmag 9.181
E VTmag 0.019 Prox 779 TYC T HIP
CCDM RAdeg 289.49982167 DEdeg -3.47304056 EpRA 1990 1.87
EpDE 1990 1.81 E RAdeg 9.2 E DEdeg 11.5 Posflg
Corr -0.1
SAO
SAO 143236 DelFlag RA1950 PmRA1950 0.0011
DE1950 PmDE1950 -0.015 Vmag 9.3 SpType B8
Double code Source 70 CatNum 26601 DM BD-03 4553
DMcomp BDsup HD 180784 M HD 0
GC 26601 RA1950rad 5.04126458 DE1950rad -0.06221361 PmRA2000 0.0013
PmDE2000 -0.016
CCDM
Ccdm 19180-0328 RComp Comp A Note1
Note2 Discov num DRAs 0.09 DDEs -24.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.4 Sp B8 PmNote *
PmRA 17 PmDE -16 Dm number -03 4553 Cat1 BD
Name2 143236 Cat2 SAO HD 180784 M HD
ADS BDS A12282 M ADS BDS N IDS IDS 19128S0339A
HIC
 
 
19180-0328 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 191759.75-032824.3 Mag 11.4 Calc delta mag 2.22
Calc coord yes
CCDM
Ccdm 19180-0328 RComp Comp B Note1
Note2 Discov num STF2490 DRAs DDEs
R dRAs Year 1828 Theta 247 Rho 3.2
Obs 14 Vmag 11.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A12282 M ADS BDS N IDS IDS 19128S0339B
HIC