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Current system
20385+1848
J 3102


Nearby doubles
14' : 20395+1857
HU 362

22' : 20376+1835
COU 224

28' : 20375+1828
GRV 363

40' : 20395+1812
BPM2220

40' : 20398+1927
J 2604

49' : 20363+1924
KPP 475

52' : 20367+1807
GRV 362

52' : 20378+1936
J 3099

55' : 20348+1857
J 790

55' : 20420+1821
J 193

56' : 20425+1837
TDT2486

60' : 20423+1921
SHN 39

61' : 20419+1931
COU 226AB

63' : 20343+1857
GRV 354

64' : 20400+1749
BPM2222

65' : 20433+1855
TDS1094

69' : 20352+1803
BPM2200

73' : 20408+1956
BUP 215AB

74' : 20339+1915
J 3094AB

75' : 20393+2003
J 3103

76' : 20377+1736
BPM2215

76' : 20371+1738
BPM2208

77' : 20374+1735
BPM2211

78' : 20386+2007
COU 225

78' : 20409+1738
J 191

79' : 20410+2001
HJ 2987



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.

20385+1848 J 3102

 
 
20h 38m 44.03s +18° 49' 32.1" P.A. 96.00 sep 6.4 mag 11.40,12.70 Sp F5+A2
 
 
Coord 2000 20385+1848 Discov num J  3102 Comp Coord arcsec 2000 20 38 44.03 +18 49 32.1
Date first 1944 Date last 2016 Obs 10
Pa first 95 Pa last 95.7 P.A. Now (θ) 95.7°
Sep first 6.0 Sep last 6.407 Sep. Now (ρ) 6.407"
Mag pri 11.40 Mag sec 12.70 delta mag (ΔM) 1.3 Spectral class F5+A2 (yellow-white/white)
Pri motion ra -027 Sec motion ra +016
Pri motion dec -006 Sec motion dec +000
Notes
rPM=1.57
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1812613740948588672
 
 
WDS 20385+1848 J 3102 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
J__1908 Ma - Jonckheere, R. 1908BuAsI..25..458J
J__1908 Bull. Astronomique 25, 458, 1908
J__1909a Ma - Jonckheere, R. ...................
J__1909a Journal Astronomique 1, no. 1, 1, 1909
J__1909b Ma - Jonckheere, R. ...................
J__1909b Journal Astronomique 1, no. 2, 1909
J__1909c Ma - Jonckheere, R. ...................
J__1909c Journal Astronomique 1, no. 3, 1909
J__1910a Ma j Jonckheere, R. ...................
J__1910a Journal Astronomique 1, no. 4, 25, 1910
J__1910b Ma - Jonckheere, R. ...................
J__1910b Journal Astronomique 1, no. 5, 1910
J__1910c Ma j Jonckheere, R. ...................
J__1910c Journal Astronomique 1, no. 7, 1910
J__1910d Ma - Jonckheere, R. ...................
J__1910d Journal Astronomique 1, no. 7, 1910
J__1910e Ma j Jonckheere, R. ...................
J__1910e Journal Astronomique 1, no. 7, 1910
J__1910f Ma j Jonckheere, R. ...................
J__1910f Journal Astronomique 1, no. 10, 77, 1910
J__1910g Ma - Jonckheere, R. ...................
J__1910g Journal Astronomique 1, no. 11, 81, 1910
J__1910h Ma j Jonckheere, R. ...................
J__1910h Journal Astronomique 1, no. 12, 89, 1910
J__1910i Ma j Jonckheere, R. ...................
J__1910i Journal Astronomique 1, no. 13, 98, 1910
J__1911a Ma - Jonckheere, R. ...................
J__1911a Journal Astronomique 1, no. 15, 114, 1911
J__1911b Ma j Jonckheere, R. ...................
J__1911b Journal Astronomique 1, no. 16, 121, 1911
J__1911c Ma j Jonckheere, R. 1911MNRAS..71..750J
J__1911c MNRAS 71, 750, 1911
J__1911d Ma - Jonckheere, R. 1911MNRAS..72...45J
J__1911d MNRAS 72, 45, 1911
J__1911e Ma - Jonckheere, R. 1911MNRAS..72..156J
J__1911e MNRAS 72, 156, 1911
J__1911f Ma j Jonckheere, R. 1911MNRAS..72..162J
J__1911f MNRAS 72, 162, 1911
J__1912a Ma j Jonckheere, R. 1912MNRAS..72..188J
J__1912a MNRAS 72, 188, 1912
J__1912b Ma j Jonckheere, R. ...................
J__1912b Journal Astronomique 1, no. 17, 129, 1912
J__1912c Ma - Jonckheere, R. ...................
J__1912c Journal Astronomique 1, no. 19, 134, 1912
J__1912d Ma j Jonckheere, R. ...................
J__1912d Journal Astronomique 1, no. 21, 145, 1912
J__1912e Ma - Jonckheere, R. ...................
J__1912e Journal Astronomique 1, no. 22, 148, 1912
J__1912f Ma j Jonckheere, R. ...................
J__1912f Journal Astronomique 1, no. 23, 150, 1912
J__1912g Ma j Jonckheere, R. ...................
J__1912g Journal Astronomique 2, no. 25, 1, 1912
J__1912h Ma - Jonckheere, R. ...................
J__1912h Journal Astronomique 2, no. 26, 5, 1912
J__1913a Ma j Jonckheere, R. ...................
J__1913a Journal Astronomique 2, no. 27, 9, 1913
J__1913b Ma j Jonckheere, R. ...................
J__1913b Journal Astronomique 2, no. 28, 13, 1913
J__1914 Ma - Jonckheere, R. ...................
J__1914 Journal Astronomique 2, no. 29, 18, 1914
J__1917a Ma - Jonckheere, R. 1917MmRAS..61....1J
J__1917a MemRAS 61, 1, 1917
J__1917c Ma j Jonckheere, R. 1917AJ.....31....1J
J__1917c AJ 31, 1, 1917
J__1918 Ma - Jonckheere, R. 1918AJ.....31..113J
J__1918 AJ 31, 113, 1918
J__1918b Ma j Jonckheere, R. 1918MNRAS..78..479J
J__1918b MNRAS 78, 479, 1918
J__1919 Ma j Jonckheere, R. 1919AJ.....32...65J
J__1919 AJ 32, 65, 1919
J__1920 Ma - Jonckheere, R. 1920AJ.....32..166J
J__1920 AJ 32, 166, 1920
J__1924 Ma - Jonckheere, R. 1924AJ.....35..173J
J__1924 +Mb AJ 35, 173, 1924
J__1930 Ma j Jonckheere, R. 1930JO.....13...76J
J__1930 J. Obs. 13, 76, 1930
J__1941a Ma - Jonckheere, R. 1941JO.....24...21J
J__1941a J. Obs. 24, 21, 1941
J__1941b Ma - Jonckheere, R. 1941JO.....24...69J
J__1941b +Mb J. Obs. 24, 69, 1941
J__1941c Ma - Jonckheere, R. 1941JO.....24...93J
J__1941c +Mb J. Obs. 24, 93, 1941
J__1941d Ma - Jonckheere, R. 1941JO.....24..114J
J__1941d +Mb J. Obs. 24, 114, 1941
J__1942a Ma - Jonckheere, R. 1942JO.....25...11J
J__1942a J. Obs. 25, 11, 1942
J__1942b Ma - Jonckheere, R. 1942JO.....25...15J
J__1942b J. Obs. 25, 15, 1942
J__1942c Ma - Jonckheere, R. 1942JO.....25...25J
J__1942c +Mb J. Obs. 25, 25, 1942
J__1942d Mb - Jonckheere, R. 1942JO.....25...78J
J__1942d J. Obs. 25, 78, 1942
J__1943 Ma - Jonckheere, R. 1943JO.....26...28J
J__1943 +Mb J. Obs. 26, 28, 1943
J__1944a Ma j Jonckheere, R. 1944JO.....27....1J
J__1944a +Mb J. Obs. 27, 1, 1944
J__1944b Ma - Jonckheere, R. 1944JO.....27....5J
J__1944b J. Obs. 27, 5, 1944
J__1944c Mb - Jonckheere, R. 1944JO.....27....6J
J__1944c J. Obs. 27, 6, 1944
J__1944d Ma j Jonckheere, R. 1944JO.....27....7J
J__1944d +Mb J. Obs. 27, 7, 1944
J__1944e Ma - Jonckheere, R. 1944JO.....27...11J
J__1944e J. Obs. 27, 11, 1944
J__1945 Ma - Jonckheere, R. 1945JO.....28...26J
J__1945 +Mb J. Obs. 28, 26, 1945
J__1946 Mb j Jonckheere, R. 1946JO.....29...49J
J__1946 J. Obs. 29, 49, 1946
J__1948 Ma j Jonckheere, R. 1948JO.....31...65J
J__1948 J. Obs. 31, 65, 1948
J__1949a Ma j Jonckheere, R. 1949JO.....32...13J
J__1949a +Mb J. Obs. 32, 13, 1949
J__1949b Ma j Jonckheere, R. 1949JO.....32...81J
J__1949b +Mb J. Obs. 32, 81, 1949
J__1952 M+ j Jonckheere, R. 1952JO.....35...37J
J__1952 +Pa J. Obs. 35, 37, 1952
J__1953a Ma - Jonckheere, R. 1953JO.....36...44J
J__1953a J. Obs. 36, 44, 1953
J__1953b Mb j Jonckheere, R. 1953JO.....36...49J
J__1953b J. Obs. 36, 49, 1953
J__1954 Mb j Jonckheere, R. 1954JO.....37...13J
J__1954 J. Obs. 37, 13, 1954
J__1955 Mb - Jonckheere, R. 1955JO.....38..254J
J__1955 J. Obs. 38, 254, 1955
J__1957 Mb j Jonckheere, R. 1957JO.....40....1J
J__1957 J. Obs. 40, 1, 1957
J__1958 Mb j Jonckheere, R. 1958JO.....41..145J
J__1958 J. Obs. 41, 145, 1958
J__1962a M+ j Jonckheere, R. 1962QB821.J64......
J__1962a +Pa General Cat. of Double Stars, Marseille, 1962
J__1962b Ma - Jonckheere, R. (measure by Vanderdonck, J.) 1962QB821.J64......
J__1962b General Cat. of Double Stars, Marseille, 1962
J__1963A - Jonckheere, R. 1963icvd.book.....J
J__1963A cited in IDS (Lick Index Cat.), 1963
J__9999 Ma - Jonckheere, R. ...................
J__9999 +Pp 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
20385+1848 J 3102 1944 1 95 6.0 9.50 10.00
20385+1848 J 3102 2000 3 97 6.2 9.50 10.00 203844.03+184932.1
20385+1848 J 3102 2001 4 97 6.2 11.60 12.10 203844.03+184932.1
20385+1848 J 3102 2016 6 96 6.4 11.70 12.80 F5+A2 203844.03+184932.1

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

 
 
WDS 20385+1848 J 3102 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20385+1848 J 3102 : MEASURES
 
 
No records found.

 
 
WDS 20385+1848 : VIRTUAL EYEPIECE
 
 

20385+1848 J 3102A mag 11.4 Sp F5 20385+1848 J 3102B sep 6.1 P.A. 96.00 mag 12.7 Sp A2 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 20385+1848 : ALADIN DSS IMAGE @ 20h 38m 44.03s +18° 49' 32.1"
 
 
 
 
WDS 20385+1848 J 3102 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20385+1848 J 3102 distance=0' 20395+1857 HU 362 distance=14' 20376+1835 COU 224 distance=22' 20375+1828 GRV 363 distance=28' 20395+1812 BPM2220 distance=40' 20398+1927 J 2604 distance=40' 20363+1924 KPP 475 distance=49' 20367+1807 GRV 362 distance=52' 20378+1936 J 3099 distance=52' 20348+1857 J 790 distance=55' 20420+1821 J 193 distance=55' 20425+1837 TDT2486 distance=56' 20423+1921 SHN 39 distance=60' 20419+1931 COU 226AB distance=61' 20419+1931 COU 226AC distance=61' 20343+1857 GRV 354 distance=63' 20400+1749 BPM2222 distance=64' 20433+1855 TDS1094 distance=65' 20352+1803 BPM2200 distance=69' 20408+1956 RAO 23Ca,Cb distance=71' 20408+1956 RAO 23CD distance=71' 20408+1956 RAO 23CE distance=71' 20408+1956 BUP 215AB distance=73' 20408+1956 LDS1045AC distance=73' 20339+1915 J 3094AB distance=74' 20339+1915 FYM 313AC distance=74' 20393+2003 J 3103 distance=75' 20377+1736 BPM2215 distance=76' 20371+1738 BPM2208 distance=76' 20374+1735 BPM2211 distance=77' 20386+2007 COU 225 distance=78' 20409+1738 J 191 distance=78' 20410+2001 HJ 2987 distance=79' 20422+1952 LBU 19AB distance=79' 20422+1952 LBU 19AC distance=79' 20422+1952 LBU 19AD distance=79' 20416+1738 J 3107 distance=80' 20408+1733 BPM2226 distance=83' 20329+1906 COU2644 distance=84' 20437+1800 LDS4857 distance=86' 20436+1944 STF2722 distance=89' 20396+2018 WFC 257 distance=90' 20435+1953 STF2721 distance=93' 20327+1932 OSO 126AB distance=96' 20327+1932 OSO 126AC distance=96' 20327+1932 OSO 126AD distance=96' 20327+1932 OSO 126AE distance=96' 20327+1932 OSO 126AF distance=96' 20345+1735 BPM2191 distance=96' 20329+1803 HJ 2977 distance=96' 20444+1945 CAR 2 distance=98' 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 20385+1848 J 3102 96 6.4
Show 20395+1857 HU 362 313 0.6 14
Show 20376+1835 COU 224 322 0.4 22
Show 20375+1828 GRV 363 48 14.1 28
Show 20395+1812 BPM2220 281 105.7 40
Show 20398+1927 J 2604 141 2.2 40
Show 20363+1924 KPP 475 113 4.8 49
Show 20367+1807 GRV 362 81 22.8 52
Show 20378+1936 J 3099 145 5.5 52
Show 20348+1857 J 790 87 2.4 55
Show 20420+1821 J 193 81 5.5 55
Show 20425+1837 TDT2486 76 0.7 56
Show 20423+1921 SHN 39 54 0.5 60
Show 20419+1931 COU 226 AB 53 0.4 61
Show 20419+1931 COU 226 AC 337 13.9 61
Show 20343+1857 GRV 354 9 48.2 63
Show 20400+1749 BPM2222 294 86.5 64
Show 20433+1855 TDS1094 261 1.0 65
Show 20352+1803 BPM2200 303 81.7 69
Show 20408+1956 RAO 23 Ca,Cb 227 0.2 71
Show 20408+1956 RAO 23 CD 303 20.3 71
Show 20408+1956 RAO 23 CE 327 29.4 71
Show 20408+1956 BUP 215 AB 25 69.4 73
Show 20408+1956 LDS1045 AC 184 125.2 73
Show 20339+1915 J 3094 AB 22 7.5 74
Show 20339+1915 FYM 313 AC 340 15.4 74
Show 20393+2003 J 3103 224 5.5 75
Show 20377+1736 BPM2215 103 61.2 76
Show 20371+1738 BPM2208 78 56.4 76
Show 20374+1735 BPM2211 234 109.1 77
Show 20386+2007 COU 225 286 0.3 78
Show 20409+1738 J 191 166 1.3 78
Show 20410+2001 HJ 2987 116 10.8 79
Show 20422+1952 LBU 19 AB 138 124.7 79
Show 20422+1952 LBU 19 AC 111 94.9 79
Show 20422+1952 LBU 19 AD 23 129.8 79
Show 20416+1738 J 3107 119 6.0 80
Show 20408+1733 BPM2226 226 107.2 83
Show 20329+1906 COU2644 286 0.8 84
Show 20437+1800 LDS4857 128 52.4 86
Show 20436+1944 STF2722 306 7.5 89
Show 20396+2018 WFC 257 317 6.7 90
Show 20435+1953 STF2721 22 2.6 93
Show 20327+1932 OSO 126 AB 198 6.9 96
Show 20327+1932 OSO 126 AC 275 10.3 96
Show 20327+1932 OSO 126 AD 170 23.2 96
Show 20327+1932 OSO 126 AE 338 25.4 96
Show 20327+1932 OSO 126 AF 161 21.8 96
Show 20345+1735 BPM2191 324 92.1 96
Show 20329+1803 HJ 2977 317 20.1 96
Show 20444+1945 CAR 2 82 0.2 98

 
 
WDS 20385+1848 : COMPONENTS
 
 
  A
B pa=96.0°
sep=6.07"
 
 
20385+1848 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203844.03+184932.1 Mag 11.4 Spectral class F5 (yellow-white)
PmRA -27.00 PmDE -6.0
 
 
20385+1848 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203844.46+184931.5 Mag 12.7 Spectral class A2 (white)
PmRA 16.00 PmDE 0.0 Calc delta mag 1.3 Calc coord yes