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Current system
20386+0950
OL 218


Nearby doubles
10' : 20379+0951
GRV 365

11' : 20386+1000
BRT2187

18' : 20391+1005
STT 533AB

24' : 20380+1011
HDS2945

43' : 20397+0910
UC 4248

48' : 20366+1027
AG 258

55' : 20383+1043
BU 1491

57' : 20409+1035
STF2713

63' : 20375+1050
HEI 586

66' : 20391+1055
UC 4243

70' : 20392+1059
SCJ 27AB

72' : 20393+1101
J 2603

72' : 20384+0838
WIS 339

76' : 20345+1036
BPM2192

79' : 20417+1053
UC 4260

80' : 20401+1105
GWP2979

82' : 20339+1032
BPM2189

83' : 20364+1105
UC 4230

88' : 20385+1118
J 1073

88' : 20399+1115
ENG 75AB

90' : 20386+1120
J 1242

90' : 20325+0951
UC 4209

92' : 20413+1111
BPM2229

93' : 20396+1120
BPM2221

93' : 20416+1058
J 192

95' : 20326+1024
J 3092



Selections
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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.

20386+0950 OL 218

 
 
20h 38m 35.44s +09° 49' 21.3" P.A. 274.00 sep 5.5 mag 10.70,11.20
 
 
Coord 2000 20386+0950 Discov num OL  218 Comp Coord arcsec 2000 20 38 35.44 +09 49 21.3
Date first 1899 Date last 2016 Obs 14
Pa first 273 Pa last 274.2 P.A. Now (θ) 274.2°
Sep first 5.2 Sep last 5.45 Sep. Now (ρ) 5.45"
Mag pri 10.70 Mag sec 11.20 delta mag (ΔM) 0.5 Spectral class
Pri motion ra +011 Sec motion ra +007
Pri motion dec +037 Sec motion dec +040
Notes R (Red magnitudes)
rPM=0.123 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Tycho2 1092-01205-1 Gaia DR2 1751160627319233664 ADS 14093
 
 
WDS 20386+0950 OL 218 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ol_1907 Ma j Olivier, C.P. 1907AN....174..209O
Ol_1907 AN 174, 209, 1907
Ol_1908 Ma - Olivier, C.P. 1908AN....177...33O
Ol_1908 AN 177, 33, 1908
Ol_1909 Ma j Olivier, C.P. 1909AN....182..253O
Ol_1909 AN 182, 253, 1909
Ol_1910a Ma j Olivier, C.P. 1910LicOB...5..185O
Ol_1910a Lick Obs. Bull. 5, 185, 1910
Ol_1910b Ma - Olivier, C.P. 1910LicOB...6...76O
Ol_1910b Lick Obs. Bull. 6, 76, 1910
Ol_1916 Ma j Olivier, C.P. 1916AJ.....30...63O
Ol_1916 AJ 30, 63, 157, 1916,1917
Ol_1916b Ma j Olivier, C.P. 1916AJ.....30...63O
Ol_1916b AJ 30, 63, 1916
Ol_1917 Ma j Olivier, C.P. 1917AJ.....30..157O
Ol_1917 AJ 30, 157, 1917
Ol_1918 Ma - Olivier, C.P. 1918AJ.....31..100O
Ol_1918 AJ 31, 100, 1918
Ol_1920a Po j Olivier, C.P. .
Ol_1920a Pub. McCormick Obs. 3, 679, 1920
Ol_1920b Po j Olivier, C.P. 1920AJ.....32..179O
Ol_1920b AJ 32, 179, 1920
Ol_1920c Ma j Olivier, C.P. 1920AJ.....33...25O
Ol_1920c +Po AJ 33, 25, 1920
Ol_1922 Ma j Olivier, C.P. 1922AJ.....34..111O
Ol_1922 AJ 34, 111, 1922
Ol_1923 Ma j Olivier, C.P. 1923AJ.....35...20O
Ol_1923 AJ 35, 20, 1923
Ol_1924 Ma - Olivier, C.P. 1925AJ.....36...43O
Ol_1924 AJ 36, 43, 1925
Ol_1925 Ma j Olivier, C.P. 1925AJ.....36...43O
Ol_1925 AJ 36, 43, 1925
Ol_1927 Ma - Olivier, C.P. 1927PMcCO...4..331O
Ol_1927 +Po Pub. McCormick Obs. 4, 331, 1927
Ol_1928 Ma j Olivier, C.P. 1928AN....233..393O
Ol_1928 +Po AN 233, 393, 1928
Ol_1932a Ma j Olivier, C.P. 1932PUPFA...5a...1O
Ol_1932a Pub. Univ. Penn. 5, Pt.1, Sec. 1, 1932
Ol_1932B Ma - Olivier, C.P. 1932QB821.A43......
Ol_1932B cited in ADS (Aitken Double Star Cat.), 1932
Ol_1936 Ma - Olivier, C.P. 1936AN....258..409O
Ol_1936 +Po AN 258, 409, 1936
Ol_1938 Ma - Olivier, C.P. 1938AJ.....47..100O
Ol_1938 AJ 47, 100, 1938
Ol_1939 Ma j Olivier, C.P. 1939PFAO....5b...1O
Ol_1939 Pub. Univ. Penn. 5, Pt.2, Sec. 1, 1939
Ol_1940 Ma - Olivier, C.P. 1940PA.....48..173O
Ol_1940 Popular Astron. 48, 173, 1940
Ol_1949 Ma j Olivier, C.P. 1949PFAO....7a...1B
Ol_1949 Pub. Univ. Penn. 7, Pt.1, Sec.2, 1949
Ol_1957 Ma - Olivier, C.P. 1957QB4.P5v7ps3....
Ol_1957 Pub. Univ. Penn. 7, Pt.3, 1, 1957
Ol_9999 Ma - Olivier, C.P. ...................
Ol_9999 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
20386+0950 OL 218 2005 5 274 5.5 9.50 10.00 D 203835.44+094921.3
20386+0950 OL 218 2010 8 273 5.8 10.70 11.20 R 203835.44+094921.3
20386+0950 OL 218 2016 9 274 5.5 10.70 11.20 R 203835.44+094921.3

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

 
 
WDS 20386+0950 OL 218 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20386+0950 OL 218 : MEASURES
 
 
No records found.

 
 
WDS 20386+0950 : VIRTUAL EYEPIECE
 
 

20386+0950 OL 218A mag 10.7 20386+0950 OL 218B sep 5.4 P.A. 274.30 mag 11.2 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 20386+0950 : ALADIN DSS IMAGE @ 20h 38m 35.44s +09° 49' 21.3"
 
 
 
 
WDS 20386+0950 OL 218 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20386+0950 OL 218 distance=0' 20379+0951 GRV 365 distance=10' 20386+1000 BRT2187 distance=11' 20391+1005 STT 533AB distance=18' 20391+1005 STT 533AC distance=18' 20380+1011 HDS2945 distance=24' 20397+0910 UC 4248 distance=43' 20366+1027 AG 258 distance=48' 20383+1043 BU 1491 distance=55' 20409+1035 STF2713 distance=57' 20375+1050 HEI 586 distance=63' 20391+1055 UC 4243 distance=66' 20392+1059 SCJ 27AB distance=70' 20392+1059 SCJ 27AC distance=70' 20393+1101 J 2603 distance=72' 20384+0838 WIS 339 distance=72' 20345+1036 BPM2192 distance=76' 20417+1053 UC 4260 distance=79' 20401+1105 GWP2979 distance=80' 20339+1032 BPM2189 distance=82' 20364+1105 UC 4230 distance=83' 20385+1118 J 1073 distance=88' 20399+1115 ENG 75AB distance=88' 20399+1115 CVN 17Aa,Ab distance=88' 20399+1115 TOK 631AC distance=88' 20386+1120 J 1242 distance=90' 20325+0951 UC 4209 distance=90' 20413+1111 BPM2229 distance=92' 20396+1120 BPM2221 distance=93' 20416+1058 J 192 distance=93' 20326+1024 J 3092 distance=95' 20402+1126 BPM2224 distance=100' 20454+0952 HEI 589 distance=101' 20375+1130 BPM2213 distance=103' 20325+0858 HJ 2976 distance=103' 20354+1121 YR 16 distance=104' 20446+0854 LDS1046 distance=104' 20339+1106 TDT2376 distance=104' 20424+1117 OSO 131AB distance=105' 20424+1117 OSO 131AC distance=105' 20424+1117 OSO 131AD distance=105' 20424+1117 OSO 131AE distance=105' 20424+1117 OSO 131AF distance=105' 20349+1120 TDT2394 distance=106' 20348+1121 J 1344 distance=108' 20457+1017 OSO 134AB distance=109' 20457+1017 OSO 134AC distance=109' 20387+1139 GWP2975 distance=110' 20443+1101 BPM2242 distance=112' 20322+1054 LDS4848 distance=112' 20439+1113 BPM2239 distance=115' 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 20386+0950 OL 218 274 5.5
Show 20379+0951 GRV 365 105 28.1 10
Show 20386+1000 BRT2187 162 5.1 11
Show 20391+1005 STT 533 AB 278 46.3 18
Show 20391+1005 STT 533 AC 101 214.6 18
Show 20380+1011 HDS2945 79 0.4 24
Show 20397+0910 UC 4248 329 36.4 43
Show 20366+1027 AG 258 11 4.2 48
Show 20383+1043 BU 1491 87 3.2 55
Show 20409+1035 STF2713 62 5.1 57
Show 20375+1050 HEI 586 220 0.6 63
Show 20391+1055 UC 4243 50 16.2 66
Show 20392+1059 SCJ 27 AB 262 6.2 70
Show 20392+1059 SCJ 27 AC 78 14.1 70
Show 20393+1101 J 2603 354 1.8 72
Show 20384+0838 WIS 339 24 999.9 72
Show 20345+1036 BPM2192 343 103.0 76
Show 20417+1053 UC 4260 155 39.5 79
Show 20401+1105 GWP2979 215 7.5 80
Show 20339+1032 BPM2189 259 69.9 82
Show 20364+1105 UC 4230 173 19.0 83
Show 20385+1118 J 1073 112 5.3 88
Show 20399+1115 ENG 75 AB 6 182.2 88
Show 20399+1115 CVN 17 Aa,Ab 36 0.5 88
Show 20399+1115 TOK 631 AC 142 947.9 88
Show 20386+1120 J 1242 205 5.2 90
Show 20325+0951 UC 4209 15 92.1 90
Show 20413+1111 BPM2229 11 85.9 92
Show 20396+1120 BPM2221 275 70.3 93
Show 20416+1058 J 192 138 5.1 93
Show 20326+1024 J 3092 336 5.3 95
Show 20402+1126 BPM2224 331 104.0 100
Show 20454+0952 HEI 589 257 1.8 101
Show 20375+1130 BPM2213 275 91.7 103
Show 20325+0858 HJ 2976 266 18.8 103
Show 20354+1121 YR 16 278 0.7 104
Show 20446+0854 LDS1046 344 15.0 104
Show 20339+1106 TDT2376 76 0.8 104
Show 20424+1117 OSO 131 AB 222 13.0 105
Show 20424+1117 OSO 131 AC 161 14.1 105
Show 20424+1117 OSO 131 AD 37 20.6 105
Show 20424+1117 OSO 131 AE 56 24.1 105
Show 20424+1117 OSO 131 AF 174 22.9 105
Show 20349+1120 TDT2394 2 0.5 106
Show 20348+1121 J 1344 103 2.5 108
Show 20457+1017 OSO 134 AB 44 11.1 109
Show 20457+1017 OSO 134 AC 45 19.4 109
Show 20387+1139 GWP2975 166 5.8 110
Show 20443+1101 BPM2242 127 30.4 112
Show 20322+1054 LDS4848 143 251.1 112
Show 20439+1113 BPM2239 101 71.9 115

 
 
WDS 20386+0950 : COMPONENTS
 
 
  A
B pa=274.3°
sep=5.37"
 
 
20386+0950 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203835.44+094921.3 Mag 10.7 PmRA 11.00
PmDE 37.0 ADS 14093
 
 
20386+0950 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203835.08+094921.7 Mag 11.2 PmRA 7.00
PmDE 40.0 Tycho2 1092-01205-1 Calc delta mag 0.5 Calc coord yes
Tycho2
Tycho2 1092-01205-1 Pflag RAmdeg 309.64769102 DEmdeg 9.82260273
PmRA 10.8 PmDE 40.7 E RAmdeg 89 E DEmdeg 108
E pmRA 2.7 E pmDE 2.8 EpRAm 1975.97 EpDEm 1965.07
Num 3 Q RAmdeg 0.5 Q DEmdeg 0.4 Q pmRA 0.5
Q pmDE 0.4 BTmag 11.861 E BTmag 0.099 VTmag 11.148
E VTmag 0.086 Prox 999 TYC T HIP
CCDM RAdeg 309.64766444 DEdeg 9.82250500 EpRA 1990 1.72
EpDE 1990 1.47 E RAdeg 99.4 E DEdeg 131.0 Posflg
Corr 0.0