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Current system
20396+2143
STF 2709
HD 196882


Nearby doubles
3' : 20397+2141
STF2710

19' : 20406+2156
A 2795

22' : 20407+2128
COU 127

24' : 20411+2133
HJ 922

29' : 20415+2149
GRV 368

34' : 20373+2157
MCT 11

42' : 20383+2106
TDT2441

45' : 20382+2224
HJ 1550

47' : 20406+2059
TDT2465

51' : 20423+2109
BRT2480

53' : 20364+2213
J 1178

55' : 20433+2201
TDT2495

57' : 20381+2050
COU 328

64' : 20374+2239
KPP4207

65' : 20403+2040
TDT2461

65' : 20402+2039
SCA 173

66' : 20442+2154
OSO 132

69' : 20419+2043
BU 673AB

71' : 20355+2225
STJ 39

72' : 20445+2123
BRT2483

73' : 20444+2119
A 171

73' : 20365+2044
J 3096AB

82' : 20418+2259
HO 595

83' : 20338+2125
TDS1083

84' : 20412+2023
COU 423

86' : 20396+2018
WFC 257



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.

20396+2143 STF 2709 (HD 196882)

 
 
20h 39m 34.28s +21° 43' 16.8" P.A. 295.00 sep 10.2 mag 8.84,10.54 Sp K3III dist. 224.22 pc (731.41 l.y.)
 
 
Coord 2000 20396+2143 Discov num STF2709 Comp Coord arcsec 2000 20 39 34.28 +21 43 16.8
Date first 1830 Date last 2020 Obs 35
Pa first 315 Pa last 295.3 P.A. Now (θ) 295.3°
Sep first 9.2 Sep last 10.19 Sep. Now (ρ) 10.19"
Mag pri 8.84 Mag sec 10.54 delta mag (ΔM) 1.7 Spectral class K3III (yellow-orange)
Pri motion ra +013 Sec motion ra +003
Pri motion dec +012 Sec motion dec +002
Notes
rPM=0.799
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 196882 Constellation Vulpecula SAO 88967 HIP 101950
Tycho2 1645-01072-1 Gaia DR2 1818071136850328320 HD 196882 GC 28781
BD BD+21 4307 Distance 224.22 Distance ly 731.41
 
 
WDS 20396+2143 STF 2709 (HD 196882) : 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
20396+2143 STF2709 2000 27 298 10.1 8.84 10.54 K3III D 203934.28+214316.8
20396+2143 STF2709 2011 28 297 10.1 8.84 10.54 K3III D 203934.28+214316.8
20396+2143 STF2709 2015 34 296 10.1 8.84 10.54 K3III 203934.28+214316.8
20396+2143 STF2709 2020 35 295 10.2 8.84 10.54 K3III 203934.28+214316.8

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

 
 
WDS 20396+2143 STF 2709 (HD 196882) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20396+2143 STF 2709 (HD 196882) : MEASURES
 
 
No records found.

 
 
WDS 20396+2143 (HD 196882) : VIRTUAL EYEPIECE
 
 

20396+2143 STF2709A mag 8.84 Sp K3III 20396+2143 STF2709B sep 9.6 P.A. 297.00 mag 10.54 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 20396+2143 (HD 196882) : ALADIN DSS IMAGE @ 20h 39m 34.28s +21° 43' 16.8"
 
 
 
 
WDS 20396+2143 STF 2709 (HD 196882) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20396+2143 STF2709 distance=0' 20397+2141 STF2710 distance=3' 20406+2156 A 2795 distance=19' 20407+2128 COU 127 distance=22' 20411+2133 HJ 922 distance=24' 20415+2149 GRV 368 distance=29' 20373+2157 MCT 11 distance=34' 20383+2106 TDT2441 distance=42' 20382+2224 HJ 1550 distance=45' 20406+2059 TDT2465 distance=47' 20423+2109 BRT2480 distance=51' 20364+2213 J 1178 distance=53' 20433+2201 TDT2495 distance=55' 20381+2050 COU 328 distance=57' 20374+2239 KPP4207 distance=64' 20403+2040 TDT2461 distance=65' 20402+2039 SCA 173 distance=65' 20442+2154 OSO 132 distance=66' 20419+2043 BU 673AB distance=69' 20419+2043 BU 673AC distance=69' 20355+2225 STJ 39 distance=71' 20445+2123 BRT2483 distance=72' 20444+2119 A 171 distance=73' 20365+2044 J 3096BC distance=73' 20365+2044 J 3096AB distance=73' 20418+2259 HO 595 distance=82' 20338+2125 TDS1083 distance=83' 20412+2023 COU 423 distance=84' 20396+2018 WFC 257 distance=86' 20345+2235 BRT2479 distance=88' 20336+2111 HJ 2979AB distance=89' 20336+2111 HJ 2979AC distance=89' 20339+2227 GRV 353 distance=91' 20448+2051 A 172 distance=91' 20336+2106 ARN 83 distance=92' 20433+2300 HJ 1565 distance=93' 20440+2253 GRV 374 distance=94' 20392+2317 POU4800 distance=94' 20395+2319 POU4807 distance=96' 20425+2310 LDS6416 distance=96' 20379+2317 POU4754 distance=97' 20386+2007 COU 225 distance=98' 20394+2321 POU4805 distance=98' 20415+2317 BKO 838 distance=98' 20461+2222 J 514 distance=99' 20415+2318 BKO 837 distance=99' 20449+2041 J 1179 distance=99' 20418+2317 BKO 841 distance=99' 20377+2319 BKO 601 distance=100' 20417+2318 BKO 839 distance=100' 20375+2319 POU4748 distance=100' 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 20396+2143 STF2709 295 10.2
Show 20397+2141 STF2710 163 19.0 3
Show 20406+2156 A 2795 240 0.2 19
Show 20407+2128 COU 127 48 6.1 22
Show 20411+2133 HJ 922 313 7.7 24
Show 20415+2149 GRV 368 30 78.3 29
Show 20373+2157 MCT 11 121 51.8 34
Show 20383+2106 TDT2441 89 0.6 42
Show 20382+2224 HJ 1550 223 7.9 45
Show 20406+2059 TDT2465 30 1.1 47
Show 20423+2109 BRT2480 232 4.7 51
Show 20364+2213 J 1178 328 3.9 53
Show 20433+2201 TDT2495 124 0.9 55
Show 20381+2050 COU 328 155 1.0 57
Show 20374+2239 KPP4207 116 2.7 64
Show 20403+2040 TDT2461 356 0.5 65
Show 20402+2039 SCA 173 170 1.5 65
Show 20442+2154 OSO 132 320 10.4 66
Show 20419+2043 BU 673 AB 292 3.9 69
Show 20419+2043 BU 673 AC 163 102.6 69
Show 20355+2225 STJ 39 246 1.2 71
Show 20445+2123 BRT2483 307 3.6 72
Show 20444+2119 A 171 325 5.4 73
Show 20365+2044 J 3096 BC 10 8.5 73
Show 20365+2044 J 3096 AB 2 26.6 73
Show 20418+2259 HO 595 112 17.8 82
Show 20338+2125 TDS1083 354 2.5 83
Show 20412+2023 COU 423 162 0.4 84
Show 20396+2018 WFC 257 317 6.7 86
Show 20345+2235 BRT2479 350 5.1 88
Show 20336+2111 HJ 2979 AB 63 10.4 89
Show 20336+2111 HJ 2979 AC 354 18.9 89
Show 20339+2227 GRV 353 82 19.7 91
Show 20448+2051 A 172 219 2.9 91
Show 20336+2106 ARN 83 75 58.6 92
Show 20433+2300 HJ 1565 67 16.9 93
Show 20440+2253 GRV 374 173 45.0 94
Show 20392+2317 POU4800 144 23.3 94
Show 20395+2319 POU4807 191 12.5 96
Show 20425+2310 LDS6416 258 10.9 96
Show 20379+2317 POU4754 66 15.1 97
Show 20386+2007 COU 225 286 0.3 98
Show 20394+2321 POU4805 221 18.6 98
Show 20415+2317 BKO 838 33 8.6 98
Show 20461+2222 J 514 148 2.6 99
Show 20415+2318 BKO 837 241 10.8 99
Show 20449+2041 J 1179 143 4.0 99
Show 20418+2317 BKO 841 264 9.7 99
Show 20377+2319 BKO 601 98 6.7 100
Show 20417+2318 BKO 839 346 8.3 100
Show 20375+2319 POU4748 334 14.0 100

 
 
WDS 20396+2143 : COMPONENTS
 
 
  A
B pa=297.0°
sep=9.60"
 
 
20396+2143 A
 
 
Componente originario normalizzato AB Name HD 196882 Coord arcsec 2000 203934.28+214316.8 Mag 8.84
Spectral class K3III (yellow-orange) PmRA 13.00 PmDE 12.0 SAO 88967
HIP 101950 Tycho2 1645-01072-1 HD 196882 GC 28781
BD BD+21 4307
Tycho2
Tycho2 1645-01072-1 Pflag RAmdeg 309.89282640 DEmdeg 21.72134497
PmRA 15.0 PmDE 11.4 E RAmdeg 10 E DEmdeg 12
E pmRA 1.0 E pmDE 1.0 EpRAm 1990.52 EpDEm 1989.55
Num 9 Q RAmdeg 0.9 Q DEmdeg 0.9 Q pmRA 1.0
Q pmDE 0.9 BTmag 10.229 E BTmag 0.030 VTmag 8.843
E VTmag 0.016 Prox 99 TYC T HIP 101950
CCDM A RAdeg 309.89278889 DEdeg 21.72131778 EpRA 1990 1.64
EpDE 1990 1.37 E RAdeg 10.0 E DEdeg 12.3 Posflg
Corr 0.0
SAO
SAO 88967 DelFlag RA1950 PmRA1950 0.0017
DE1950 PmDE1950 0.015 Vmag 8.5 SpType K0
Double code Source 70 CatNum 28781 DM BD+21 4307
DMcomp BDsup HD 196882 M HD 0
GC 28781 RA1950rad 5.39894812 DE1950rad 0.37600695 PmRA2000 0.0017
PmDE2000 0.012
Hipparcos
Catalog H HIP 101950 Proxy H RAhms 20 39 34.27
DEdms +21 43 16.7 Vmag 8.46 VarFlag R Vmag H
RAdeg 309.893 DEdeg 21.7213 AstroRef A Plx 2.56
CCDM 20396+2143 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 298 Rho 9.944 HD 196882 BD BD+21 4307
CD CP Dm number +21 4307 VIred 1.28
SpType K3 R SpType Coord arcsec 2000 203934.27+214316.7
Hipparcos 2
HIP 101950 Sn 15 So 3 Nc 2
RArad 5.4086494442 DErad 0.3791084751 Plx 4.46 PmRA 13.79
PmDE 12.69 E RArad 1.22 E DErad 1.03 E Plx 1.56
E pmRA 1.39 E pmDE 1.15 Hpmag 8.6184 E Hpmag 0.0031
SHp 0.03 VA 0 BV 1.32 E BV 0.015
VI 1.28
CCDM
Ccdm 20396+2143 RComp Comp A Note1
Note2 Discov num DRAs -1.70 DDEs 16.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.7 Sp K0 PmNote *
PmRA 25 PmDE 6 Dm number +21 4307 Cat1 BD
Name2 +21 2242 Cat2 AGK2/3 HD 196882 M HD
ADS BDS A14123 M ADS BDS N IDS IDS 20351N2122A
HIC 101950
 
 
20396+2143 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203933.67+214321.2 Mag 10.54 PmRA 3.00
PmDE 2.0 Tycho2 1645-02170-1 Calc delta mag 1.7 Calc coord yes
Tycho2
Tycho2 1645-02170-1 Pflag RAmdeg 309.89018772 DEmdeg 21.72264248
PmRA 3.2 PmDE 2.6 E RAmdeg 26 E DEmdeg 29
E pmRA 1.2 E pmDE 1.2 EpRAm 1985.86 EpDEm 1984.52
Num 5 Q RAmdeg 0.2 Q DEmdeg 1.4 Q pmRA 0.2
Q pmDE 1.5 BTmag 10.521 E BTmag 0.038 VTmag 10.538
E VTmag 0.058 Prox 99 TYC T HIP 101950
CCDM B RAdeg 309.89017944 DEdeg 21.72263833 EpRA 1990 1.62
EpDE 1990 1.38 E RAdeg 26.5 E DEdeg 30.4 Posflg
Corr -0.1
CCDM
Ccdm 20396+2143 RComp Comp B Note1
Note2 Discov num STF2709 DRAs -2.31 DDEs 21.0
R dRAs 91 Year 1830 Theta 309 Rho 9.3
Obs 12 Vmag 10.5 Sp PmNote *
PmRA 13 PmDE -4 Dm number Cat1
Name2 +21 2241 Cat2 AGK2/3 HD M HD
ADS BDS A14123 M ADS BDS N IDS IDS 20351N2122B
HIC 101950