stampa
Login

Set your own preferrences to customize your experience with Stelle Doppie!
Create your account here!


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
20434-1929
HLD 40 CD


Nearby doubles
12' : 20431-1919
AOT 94

13' : 20430-1942
ARA1214

23' : 20435-1907
HU 270AB

24' : 20416-1928
RST3266

31' : 20439-1958
BRT1565

34' : 20429-1856
WOR 41

35' : 20429-1857
KUI 100AB

43' : 20452-1857
ARA 803

45' : 20408-1901
BAR 55

48' : 20400-1940
AOT 92

50' : 20399-1918
AOT 91

50' : 20415-2012
ARA1213

62' : 20453-2024
HJ 2992

62' : 20438-2031
HJ 2990

63' : 20399-2008
I 1426

68' : 20409-1831
AOT 93

69' : 20392-1850
LDS6415

69' : 20394-1848
AOT 90

73' : 20460-2031
OCC9195

78' : 20386-1849
AOT 89

79' : 20474-1837
HJ 2995

80' : 20432-2049
CHR 222AB

80' : 20398-1827
RST3265AB

84' : 20427-1807
OCC 603

85' : 20393-1827
LEO 48

85' : 20452-1809
GWP2992



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.

20434-1929 HLD 40 CD

 
 
20h 43m 16.79s -19° 29' 31.2" P.A. 188.00 sep 4.5 mag 10.11,11.00
 
 
Coord 2000 20434-1929 Discov num HLD  40 Comp CD Coord arcsec 2000 20 43 16.79 -19 29 31.2
Date first 1881 Date last 2017 Obs 15
Pa first 187 Pa last 187.7 P.A. Now (θ) 187.7°
Sep first 4.7 Sep last 4.46 Sep. Now (ρ) 4.46"
Mag pri 10.11 Mag sec 11.00 delta mag (ΔM) 0.89 Spectral class
Pri motion ra +007 Sec motion ra -010
Pri motion dec +015 Sec motion dec -094
Notes
rPM=1.167
This double is not physical.
 
 
20434-1929 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 197299 20 43 27 -19 28 59 HLD 40 AB 2016 24 356 5.2 9.59 10.33 0.74
Show 20 43 27 -19 28 59 HLD 40 AC 2004 10 258 144.2 9.59 10.11 0.52
Show 20 43 27 -19 28 59 HLD 40 AD 2015 4 255 145.6 9.59 11.00 1.41
Show 20 43 17 -19 29 31 HLD 40 CD 2017 15 188 4.5 10.11 11.00 0.89 <===
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Capricornus Tycho2 6339-00584-1 Gaia DR2 6858090601569613568 HD 197283
 
 
WDS 20434-1929 HLD 40 CD : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hld1874 Ma - Holden, E.S. .
Hld1874 Washington Observations, 1874
Hld1875 Ma - Holden, E.S. .
Hld1875 Washington Observations, 1875
Hld1875b Ma j Holden, E.S. & Newcomb, S. 1875AN.....86..321H
Hld1875b AN 86, 321, 1875
Hld1875c Ma j Holden, E.S. 1875AN.....86..321H
Hld1875c AN 86, 321, 1875
Hld1876 Ma - Holden, E.S. .
Hld1876 Washington Observations, 1876
Hld1876b Ma j Holden, E.S. 1876AN.....88..131H
Hld1876b AN 88, 131, 1876
Hld1877 Ma - Holden, E.S. 1877AN.....90..161H
Hld1877 AN 90, 161, 1877
Hld1877b Ma j Holden, E.S. 1877AN.....90..161H
Hld1877b AN 90, 161, 1877
Hld1878 Ma - Holden, E.S. .
Hld1878 Washington Observations, 1878
Hld1878b Ma j Holden, E.S. 1878AN.....93...65H
Hld1878b AN 93, 65, 1878 (data also in Hld1878)
Hld1879 Ma - Holden, E.S. .
Hld1879 Washington Observations, 1879
Hld1879b Ma j Holden, E.S. 1879AN.....95..329H
Hld1879b AN 95, 329, 1879 (data also in Hld1879)
Hld1880 Ma - Holden, E.S. .
Hld1880 Washington Observations, 1880
Hld1880b Ma j Holden, E.S. 1880AN.....97..319H
Hld1880b AN 97, 319, 1880 (data also in Hld1880)
Hld1881 Ma - Holden, E.S. .
Hld1881 Washington Observations, 1881
Hld1881b Ma j Holden, E.S. 1881MNRAS..41..416.
Hld1881b MNRAS 41, 416, 1881
Hld1882 Ma - Holden, E.S. 1882PWasO...1...77H
Hld1882 Pub. Washburn Obs. 1, 77, 1882 (see Pub. Lick Obs. 2, 1894) 1894PLicO...2.....B
Hld1884 Ma - Holden, E.S. 1884PWasO...2...97H
Hld1884 Pub. Washburn Obs. 2, 97, 1884
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20434-1929 HLD 40 CD 2000 12 189 4.3 10.11 11.10 D 204316.79-192931.2
20434-1929 HLD 40 CD 2017 14 188 4.5 10.11 11.00 204316.79-192931.2

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

 
 
WDS 20434-1929 HLD 40 CD : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20434-1929 HLD 40 CD : MEASURES
 
 
No records found.

 
 
WDS 20434-1929 : VIRTUAL EYEPIECE
 
 

20434-1929 HLD 40A mag 9.59 Sp F7 20434-1929 HLD 40B sep 5.2 P.A. 356.00 mag 10.33 20434-1929 HLD 40C sep 143.8 P.A. 257.10 mag 10.11 20434-1929 HLD 40D sep 137.8 P.A. 254.60 mag 11 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 20434-1929 : ALADIN DSS IMAGE @ 20h 43m 16.79s -19° 29' 31.2"
 
 
 
 
WDS 20434-1929 HLD 40 CD : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20434-1929 HLD 40CD distance=0' 20434-1929 HLD 40AB distance=3' 20434-1929 HLD 40AC distance=3' 20434-1929 HLD 40AD distance=3' 20431-1919 AOT 94 distance=12' 20430-1942 ARA1214 distance=13' 20435-1907 HU 270AB distance=23' 20435-1907 B 2890AC distance=23' 20435-1907 AOT 95AD distance=23' 20416-1928 RST3266 distance=24' 20439-1958 BRT1565 distance=31' 20429-1856 WOR 41 distance=34' 20429-1857 KUI 100AB distance=35' 20429-1857 KUI 100AC distance=35' 20429-1857 KUI 100AD distance=35' 20452-1857 ARA 803 distance=43' 20408-1901 BAR 55 distance=45' 20400-1940 AOT 92 distance=48' 20399-1918 AOT 91 distance=50' 20415-2012 ARA1213 distance=50' 20453-2024 HJ 2992 distance=62' 20438-2031 HJ 2990 distance=62' 20399-2008 I 1426 distance=63' 20409-1831 AOT 93 distance=68' 20392-1850 LDS6415 distance=69' 20394-1848 AOT 90 distance=69' 20460-2031 OCC9195 distance=73' 20386-1849 AOT 89 distance=78' 20474-1837 HJ 2995 distance=79' 20432-2049 CHR 222AB distance=80' 20432-2049 CVR 8AB,C distance=80' 20398-1827 RST3265AB distance=80' 20398-1827 HJ 2983AB,C distance=80' 20427-1807 OCC 603 distance=84' 20393-1827 LEO 48 distance=85' 20452-1809 GWP2992 distance=85' 20399-1817 LDS4853 distance=86' 20493-1945 ALP 25 distance=87' 20448-2054 BU 674AB distance=87' 20369-1934 AOT 87 distance=91' 20429-1757 TDT2493Aa,Ab distance=94' 20429-1757 ARA 499AB distance=94' 20484-1812 S 763CD distance=101' 20363-1856 TOK 339AB distance=104' 20363-1856 TOK 339Aa,Ab distance=104' 20360-1948 AOT 85 distance=105' 20489-2037 HJ 2998AB distance=105' 20489-2037 BU 1494AC distance=105' 20484-1812 S 763AB distance=107' 20484-1812 S 763AC distance=107' 20484-1812 OCC9211EF distance=107' 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 20434-1929 HLD 40 CD 188 4.5
Show 20434-1929 HLD 40 AB 356 5.2 3
Show 20434-1929 HLD 40 AC 258 144.2 3
Show 20434-1929 HLD 40 AD 255 145.6 3
Show 20431-1919 AOT 94 140 10.9 12
Show 20430-1942 ARA1214 38 3.7 13
Show 20435-1907 HU 270 AB 85 1.8 23
Show 20435-1907 B 2890 AC 32 4.8 23
Show 20435-1907 AOT 95 AD 127 38.7 23
Show 20416-1928 RST3266 261 2.4 24
Show 20439-1958 BRT1565 221 4.1 31
Show 20429-1856 WOR 41 261 3.1 34
Show 20429-1857 KUI 100 AB 323 81.4 35
Show 20429-1857 KUI 100 AC 318 74.6 35
Show 20429-1857 KUI 100 AD 305 70.3 35
Show 20452-1857 ARA 803 123 12.1 43
Show 20408-1901 BAR 55 273 4.1 45
Show 20400-1940 AOT 92 277 17.5 48
Show 20399-1918 AOT 91 192 17.9 50
Show 20415-2012 ARA1213 245 1.3 50
Show 20453-2024 HJ 2992 144 2.9 62
Show 20438-2031 HJ 2990 308 19.6 62
Show 20399-2008 I 1426 225 1.6 63
Show 20409-1831 AOT 93 146 19.8 68
Show 20392-1850 LDS6415 350 1.5 69
Show 20394-1848 AOT 90 106 19.3 69
Show 20460-2031 OCC9195 -1 0.0 73
Show 20386-1849 AOT 89 146 12.2 78
Show 20474-1837 HJ 2995 283 29.0 79
Show 20432-2049 CHR 222 AB 123 0.2 80
Show 20432-2049 CVR 8 AB,C 307 13.6 80
Show 20398-1827 RST3265 AB 31 0.2 80
Show 20398-1827 HJ 2983 AB,C 174 15.5 80
Show 20427-1807 OCC 603 -1 0.5 84
Show 20393-1827 LEO 48 199 2.3 85
Show 20452-1809 GWP2992 114 100.8 85
Show 20399-1817 LDS4853 39 207.9 86
Show 20493-1945 ALP 25 163 21.1 87
Show 20448-2054 BU 674 AB 99 2.0 87
Show 20369-1934 AOT 87 133 24.9 91
Show 20429-1757 TDT2493 Aa,Ab 261 0.7 94
Show 20429-1757 ARA 499 AB 172 14.1 94
Show 20484-1812 S 763 CD 333 9.1 101
Show 20363-1856 TOK 339 AB 61 169.2 104
Show 20363-1856 TOK 339 Aa,Ab 44 1.7 104
Show 20360-1948 AOT 85 245 9.1 105
Show 20489-2037 HJ 2998 AB 140 6.0 105
Show 20489-2037 BU 1494 AC 135 92.5 105
Show 20484-1812 S 763 AB 293 15.8 107
Show 20484-1812 S 763 AC 177 542.3 107
Show 20484-1812 OCC9211 EF 46 0.6 107

 
 
WDS 20434-1929 : COMPONENTS
 
 
  A B C
B pa=356.0°
sep=5.23"
 
C pa=257.1°
sep=143.79"
pa=255.0°
sep=144.69"
 
D pa=254.6°
sep=137.82"
pa=252.4°
sep=138.96"
pa=121.7°
sep=8.57"
 
 
20434-1929 A
 
 
Name HD 197299 Coord arcsec 2000 204326.70-192859.0 Mag 9.59 Spectral class F7 (yellow-white)
PmRA 2.00 PmDE -22.0 Tycho2 6339-00558-1 HD 197299
Tycho2
Tycho2 6339-00558-1 Pflag RAmdeg 310.86126245 DEmdeg -19.48307712
PmRA 0.1 PmDE -18.1 E RAmdeg 15 E DEmdeg 18
E pmRA 2.6 E pmDE 2.6 EpRAm 1991.21 EpDEm 1990.77
Num 3 Q RAmdeg 1.1 Q DEmdeg 1.6 Q pmRA 1.2
Q pmDE 1.6 BTmag 10.086 E BTmag 0.029 VTmag 9.593
E VTmag 0.026 Prox 53 TYC T HIP
CCDM RAdeg 310.86126194 DEdeg -19.48303417 EpRA 1990 1.68
EpDE 1990 1.44 E RAdeg 15.0 E DEdeg 18.3 Posflg
Corr -0.1
CCDM
Ccdm 20434-1929 RComp Comp A Note1
Note2 Discov num DRAs 2.69 DDEs 3.5
R dRAs 66 Year Theta Rho
Obs 4 Vmag 9.3 Sp F0 PmNote
PmRA PmDE Dm number -19 5901 Cat1 BD
Name2 Cat2 HD 197299 M HD
ADS BDS A14188 M ADS BDS N IDS IDS 20377S1950A
HIC
 
 
20434-1929 B
 
 
Coord arcsec 2000 204326.67-192853.8 Mag 10.33 PmRA 2.00 PmDE -6.0
Tycho2 6339-00558-2 Calc delta mag 0.74 Calc coord yes
Tycho2
Tycho2 6339-00558-2 Pflag RAmdeg 310.86117232 DEmdeg -19.48155968
PmRA 4.8 PmDE -1.4 E RAmdeg 28 E DEmdeg 34
E pmRA 2.6 E pmDE 2.8 EpRAm 1990.13 EpDEm 1989.23
Num 3 Q RAmdeg 0.0 Q DEmdeg 1.8 Q pmRA 0.0
Q pmDE 1.8 BTmag 10.875 E BTmag 0.052 VTmag 10.332
E VTmag 0.047 Prox 53 TYC T HIP
CCDM RAdeg 310.86116056 DEdeg -19.48155639 EpRA 1990 1.68
EpDE 1990 1.44 E RAdeg 28.4 E DEdeg 34.8 Posflg
Corr -0.1
CCDM
Ccdm 20434-1929 RComp Comp B Note1
Note2 Discov num HLD 40 DRAs DDEs
R dRAs Year 1881 Theta 356 Rho 5.2
Obs 14 Vmag 9.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14188 M ADS BDS N IDS IDS 20377S1950B
HIC
 
 
20434-1929 C
 
 
Coord arcsec 2000 204316.79-192931.2 Coord calc 204316.79-192931.2 Mag 10.11 PmRA 7.00
PmDE 15.0 Tycho2 6339-00584-1 HD 197283 Calc delta mag 0.52
Tycho2
Tycho2 6339-00584-1 Pflag RAmdeg 310.81994210 DEmdeg -19.49200364
PmRA -0.1 PmDE -13.0 E RAmdeg 24 E DEmdeg 27
E pmRA 2.6 E pmDE 2.6 EpRAm 1990.49 EpDEm 1990.06
Num 3 Q RAmdeg 1.3 Q DEmdeg 1.0 Q pmRA 1.3
Q pmDE 1.1 BTmag 10.584 E BTmag 0.042 VTmag 10.109
E VTmag 0.037 Prox 999 TYC T HIP
CCDM RAdeg 310.81994250 DEdeg -19.49197306 EpRA 1990 1.65
EpDE 1990 1.50 E RAdeg 23.6 E DEdeg 26.9 Posflg
Corr -0.1
CCDM
Ccdm 20434-1929 RComp Comp C Note1
Note2 Discov num HLD 40 DRAs -7.26 DDEs -32.1
R dRAs 66 Year 1881 Theta 258 Rho 144.0
Obs 5 Vmag 9.6 Sp F2 PmNote
PmRA PmDE Dm number -20 6014 Cat1 BD
Name2 Cat2 HD 197283 M HD
ADS BDS A14188 M ADS BDS N IDS IDS 20377S1950C
HIC
 
 
20434-1929 D
 
 
Coord arcsec 2000 204317.31-192935.7 Mag 11 PmRA -10.00 PmDE -94.0
Calc delta mag 1.41 Calc coord yes
CCDM
Ccdm 20434-1929 RComp C Comp D Note1
Note2 Discov num HLD 40 DRAs DDEs
R dRAs Year 1881 Theta 188 Rho 4.4
Obs 11 Vmag 10.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14188 M ADS BDS N IDS IDS 20377S1950D
HIC