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Doubles in session


Current system
20489-6847
SHY 782
HD 197569


Nearby doubles
25' : 20452-6902
SKF 378

28' : 20449-6904
BRT2017

50' : 20549-6810
UC 4322

60' : 20472-6749
DON 991

62' : 20468-6948
KPP1680

71' : 20560-6748
TDT2639

75' : 20594-6936
UC 4352

75' : 20363-6822
TDT2413

77' : 20559-6742
TDT2637

80' : 20368-6934
TDT2422

85' : 20432-6730
LDS 718

92' : 20330-6822
HJ 5200AB

93' : 21059-6844
DON 998AB

94' : 20356-6949
TDT2402

99' : 20459-6710
TDT2524

102' : 20303-6904
HJ 5194

108' : 21084-6914
DON1000

116' : 21032-6723
DON 997

117' : 20349-7017
TDT2395

122' : 20573-6655
TDT2657

126' : 20361-6705
CBL 179

126' : 20553-7049
UC 4328

130' : 20472-7056
TDS1100

132' : 20508-7059
HDS2973

138' : 20411-6638
NZO 102

140' : 20324-6704
TDT2345



Selections
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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20489-6847 SHY 782 (HD 197569)

 
 
20h 48m 56.52s -68° 47' 28.5" P.A. 107.00 sep 999.9 mag 7.03,8.38 Sp F2III+F6V dist. 78 pc (254.44 l.y.)
 
 
Coord 2000 20489-6847 Discov num SHY 782 Comp Coord arcsec 2000 20 48 56.52 -68 47 28.5
Date first 1991 Date last 2016 Obs 4
Pa first 106 Pa last 107 P.A. Now (θ) 107°
Sep first 999.9 Sep last 4872 Sep. Now (ρ) 4872"
Mag pri 7.03 Mag sec 8.38 delta mag (ΔM) 1.35 Spectral class F2III+F6V (yellow-white/yellow-white)
Pri motion ra +042 Sec motion ra +046
Pri motion dec -062 Sec motion dec -060
Notes N V (See Notes, Proper motion indicates physical)
rPM=0.059 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 197569 Constellation Pavo SAO 254870 HIP 102725
Tycho2 9321-00604-1 Gaia DR2 6376446646806738816 HD 197569 GC 28960
CP CP-69 3135 Distance 78 Distance ly 254.44
 
 
WDS 20489-6847 SHY 782 (HD 197569) : NOTES
 
 
discov_num notes refcode
SHY 782 HIP 102725 + HIP 103917.
 
 
REFERENCES
 
 
refcode metd author reference
Shy2011 - Shaya, E.J. & Olling, R. 2011ApJS..192....2S
Shy2011 ApJS 192, 2, 2011
Shy2011 (Statistical analysis of probability that wide Hipparcos pairs are physical. Pairs
Shy2011 added to WDS only if probability 90% or greater.)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20489-6847 SHY 782 2000 3 106 999.9 7.03 8.38 F2III F6V NVD 204856.52-684728.5
20489-6847 SHY 782 2016 4 107 999.9 7.03 8.38 F2III+F6V NV 204856.52-684728.5

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

 
 
WDS 20489-6847 SHY 782 (HD 197569) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20489-6847 SHY 782 (HD 197569) : MEASURES
 
 
No records found.

 
 
WDS 20489-6847 (HD 197569) : VIRTUAL EYEPIECE
 
 

20489-6847 SHY 782A mag 7.03 Sp F2III 20489-6847 SHY 782B sep 2195.3 P.A. 130.20 mag 8.38 Sp F6V virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20489-6847 (HD 197569) : ALADIN DSS IMAGE @ 20h 48m 56.52s -68° 47' 28.5"
 
 
 
 
WDS 20489-6847 SHY 782 (HD 197569) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20489-6847 SHY 782 distance=0' 20452-6902 SKF 378 distance=25' 20449-6904 BRT2017 distance=28' 20549-6810 UC 4322 distance=50' 20472-6749 DON 991 distance=60' 20468-6948 KPP1680 distance=62' 20560-6748 TDT2639 distance=71' 20594-6936 UC 4352 distance=75' 20363-6822 TDT2413 distance=75' 20559-6742 TDT2637 distance=77' 20368-6934 TDT2422 distance=80' 20432-6730 LDS 718 distance=85' 20330-6822 HJ 5200AB distance=92' 21059-6844 DON 998AB distance=93' 21059-6844 BAU 65AC distance=93' 20356-6949 TDT2402 distance=94' 20459-6710 TDT2524 distance=99' 20303-6904 HJ 5194 distance=102' 21084-6914 DON1000 distance=108' 20587-7025 HJ 5231A,BC distance=111' 20587-7025 I 668BC distance=111' 21032-6723 DON 997 distance=116' 20349-7017 TDT2395 distance=117' 20573-6655 TDT2657 distance=122' 20361-6705 CBL 179 distance=126' 20553-7049 UC 4328 distance=126' 20472-7056 TDS1100 distance=130' 20508-7059 HDS2973 distance=132' 20411-6638 NZO 102 distance=138' 20324-6704 TDT2345 distance=140' 21026-6651 TDT2709 distance=140' 20446-6630 TOK 918Aa,Ab distance=140' 20304-6711 TDT2329 distance=143' 20366-7104 DUN 231 distance=151' 21081-6702 HJ 5240 distance=151' 20309-6648 MLO 89 distance=157' 20598-6621 TDT2683 distance=159' 20370-6623 TDT2424 distance=160' 20557-6609 HDS2981AB distance=164' 20557-6609 HDS2981AC distance=164' 20330-7119 I 1047CD distance=171' 20330-7119 I 1047AB distance=173' 20330-7119 HJ 5544AC distance=173' 21015-7128 UC 4362 distance=174' 20553-6557 DAM1257 distance=175' 20492-6550 TDT2562 distance=178' 20594-6558 MLO 91 distance=180' 20552-6550 LDS 728 distance=181' 20478-6546 TDT2544 distance=182' 20404-6551 KPP4210 distance=184' 20515-6543 HJ 5221 distance=186' 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 20489-6847 SHY 782 107 999.9
Show 20452-6902 SKF 378 245 42.0 25
Show 20449-6904 BRT2017 6 4.1 28
Show 20549-6810 UC 4322 10 16.8 50
Show 20472-6749 DON 991 76 2.3 60
Show 20468-6948 KPP1680 64 12.9 62
Show 20560-6748 TDT2639 325 0.9 71
Show 20594-6936 UC 4352 355 33.2 75
Show 20363-6822 TDT2413 169 0.8 75
Show 20559-6742 TDT2637 246 0.5 77
Show 20368-6934 TDT2422 308 0.9 80
Show 20432-6730 LDS 718 309 29.1 85
Show 20330-6822 HJ 5200 AB 135 12.1 92
Show 21059-6844 DON 998 AB 155 4.0 93
Show 21059-6844 BAU 65 AC 254 60.0 93
Show 20356-6949 TDT2402 166 0.6 94
Show 20459-6710 TDT2524 164 0.4 99
Show 20303-6904 HJ 5194 255 3.6 102
Show 21084-6914 DON1000 197 1.1 108
Show 20587-7025 HJ 5231 A,BC 112 6.7 111
Show 20587-7025 I 668 BC 333 1.0 111
Show 21032-6723 DON 997 61 2.5 116
Show 20349-7017 TDT2395 295 2.8 117
Show 20573-6655 TDT2657 126 0.7 122
Show 20361-6705 CBL 179 107 24.7 126
Show 20553-7049 UC 4328 210 47.5 126
Show 20472-7056 TDS1100 233 0.9 130
Show 20508-7059 HDS2973 70 0.7 132
Show 20411-6638 NZO 102 141 10.1 138
Show 20324-6704 TDT2345 217 0.5 140
Show 21026-6651 TDT2709 213 0.7 140
Show 20446-6630 TOK 918 Aa,Ab 336 0.1 140
Show 20304-6711 TDT2329 167 0.5 143
Show 20366-7104 DUN 231 285 48.8 151
Show 21081-6702 HJ 5240 203 11.8 151
Show 20309-6648 MLO 89 137 5.2 157
Show 20598-6621 TDT2683 186 2.4 159
Show 20370-6623 TDT2424 19 1.8 160
Show 20557-6609 HDS2981 AB 243 0.1 164
Show 20557-6609 HDS2981 AC 172 1.3 164
Show 20330-7119 I 1047 CD 55 22.8 171
Show 20330-7119 I 1047 AB 331 6.2 173
Show 20330-7119 HJ 5544 AC 62 118.7 173
Show 21015-7128 UC 4362 243 29.9 174
Show 20553-6557 DAM1257 104 87.1 175
Show 20492-6550 TDT2562 279 0.5 178
Show 20594-6558 MLO 91 242 17.0 180
Show 20552-6550 LDS 728 253 277.9 181
Show 20478-6546 TDT2544 158 0.5 182
Show 20404-6551 KPP4210 53 1.5 184
Show 20515-6543 HJ 5221 44 10.3 186

 
 
WDS 20489-6847 : COMPONENTS
 
 
  A
B pa=130.2°
sep=2195.28"
 
 
20489-6847 A
 
 
Componente originario normalizzato AB Name HD 197569 Coord arcsec 2000 204856.52-684728.5 Mag 7.03
Spectral class F2III (yellow-white) PmRA 42.00 PmDE -62.0 SAO 254870
HIP 102725 Tycho2 9321-00604-1 HD 197569 GC 28960
CP CP-69 3135
Tycho2
Tycho2 9321-00604-1 Pflag RAmdeg 312.23550671 DEmdeg -68.79125814
PmRA 42.4 PmDE -62.4 E RAmdeg 4 E DEmdeg 4
E pmRA 1.3 E pmDE 1.2 EpRAm 1991.25 EpDEm 1991.40
Num 12 Q RAmdeg 0.5 Q DEmdeg 0.5 Q pmRA 0.5
Q pmDE 0.5 BTmag 7.339 E BTmag 0.014 VTmag 7.028
E VTmag 0.010 Prox 999 TYC T HIP 102725
CCDM RAdeg 312.23523000 DEdeg -68.79111361 EpRA 1990 1.52
EpDE 1990 1.67 E RAdeg 3.7 E DEdeg 3.5 Posflg
Corr 0.3
SAO
SAO 254870 DelFlag RA1950 PmRA1950 0.0066
DE1950 PmDE1950 -0.09 Vmag 7.1 SpType A5
Double code Source 70 CatNum 28960 DM CP-69 3135
DMcomp BDsup HD 197569 M HD 0
GC 28960 RA1950rad 5.4289111 DE1950rad -1.203853 PmRA2000 0.005
PmDE2000 -0.091
Hipparcos
Catalog H HIP 102725 Proxy RAhms 20 48 56.45
DEdms -68 47 28.0 Vmag 7 VarFlag R Vmag H
RAdeg 312.235 DEdeg -68.7911 AstroRef Plx 12.94
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 197569 BD
CD CP CP-69 3135 Dm number -69 3135 VIred 0.32
SpType F2III R SpType Coord arcsec 2000 204856.45-684728.0
Hipparcos 2
HIP 102725 Sn 5 So 0 Nc 1
RArad 5.4495326661 DErad -1.2006312703 Plx 12.82 PmRA 42.09
PmDE -61.46 E RArad 0.31 E DErad 0.35 E Plx 0.52
E pmRA 0.37 E pmDE 0.44 Hpmag 7.0752 E Hpmag 0.0009
SHp 0.011 VA 0 BV 0.283 E BV 0.004
VI 0.32
 
 
20489-6847 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205407.13-691112.9 Mag 8.38 Spectral class F6V (yellow-white)
PmRA 46.00 PmDE -60.0 Calc delta mag 1.35 Calc coord yes