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Current system
20303+0917
J 1883


Nearby doubles
7' : 20301+0914
GRV 345

22' : 20298+0941
AST 2AB

33' : 20280+0923
TDT2300

42' : 20325+0858
HJ 2976

43' : 20292+0840
GWP2959

47' : 20325+0951
UC 4209

50' : 20279+0958
AG 256AB

53' : 20271+0948
J 559

56' : 20265+0931
UC 4185

58' : 20297+1018
STF2686

61' : 20292+1019
J 3264

66' : 20289+1022
J 3263

66' : 20259+0902
J 3084

69' : 20293+1029
J 3088

69' : 20270+1008
J 1343

69' : 20294+1029
DAM 214

71' : 20269+1013
TDT2282

72' : 20295+1033
J 3089

73' : 20326+1024
J 3092

73' : 20254+0938
VKI 37

74' : 20269+0826
LDS4843

80' : 20253+0847
NSN 732

80' : 20262+0827
UC 4180

84' : 20245+0916
HJ 2959

88' : 20277+0803
HJ 2966

89' : 20339+0811
HEI 585



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.

20303+0917 J 1883

 
 
20h 30m 08.85s +09° 20' 52.2" P.A. 116.00 sep 6.5 mag 11.70,12.30
 
 
Coord 2000 20303+0917 Discov num J  1883 Comp Coord arcsec 2000 20 30 08.85 +09 20 52.2
Date first 1899 Date last 2016 Obs 13
Pa first 116 Pa last 115.5 P.A. Now (θ) 115.5°
Sep first 6.5 Sep last 6.512 Sep. Now (ρ) 6.512"
Mag pri 11.70 Mag sec 12.30 delta mag (ΔM) 0.6 Spectral class
Pri motion ra +002 Sec motion ra +013
Pri motion dec +001 Sec motion dec -001
Notes
rPM=0.857
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Tycho2 1087-00854-1 Gaia DR2 1752757771039672192
 
 
WDS 20303+0917 J 1883 : 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
20303+0917 J 1883 2004 6 115 6.4 11.53 12.00 D 203008.85+092052.2
20303+0917 J 1883 2010 8 115 5.3 11.70 12.30 203008.85+092052.2
20303+0917 J 1883 2015 9 115 6.5 11.70 12.30 203008.85+092052.2
20303+0917 J 1883 2016 13 116 6.5 11.70 12.30 203008.85+092052.2

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

 
 
WDS 20303+0917 J 1883 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20303+0917 J 1883 : MEASURES
 
 
No records found.

 
 
WDS 20303+0917 : VIRTUAL EYEPIECE
 
 

20303+0917 J 1883A mag 11.7 20303+0917 J 1883B sep 6.4 P.A. 115.80 mag 12.3 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 20303+0917 : ALADIN DSS IMAGE @ 20h 30m 08.85s +09° 20' 52.2"
 
 
 
 
WDS 20303+0917 J 1883 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20303+0917 J 1883 distance=0' 20301+0914 GRV 345 distance=7' 20298+0941 AST 2AB distance=22' 20298+0941 CRC 37AD distance=22' 20280+0923 TDT2300 distance=33' 20325+0858 HJ 2976 distance=42' 20292+0840 GWP2959 distance=43' 20325+0951 UC 4209 distance=47' 20279+0958 AG 256AB distance=50' 20279+0958 AG 256AC distance=50' 20271+0948 J 559 distance=53' 20265+0931 UC 4185 distance=56' 20297+1018 STF2686 distance=58' 20292+1019 J 3264 distance=61' 20289+1022 J 3263 distance=66' 20259+0902 J 3084 distance=66' 20293+1029 J 3088 distance=69' 20270+1008 J 1343 distance=69' 20294+1029 DAM 214 distance=69' 20269+1013 TDT2282 distance=71' 20295+1033 J 3089 distance=72' 20326+1024 J 3092 distance=73' 20254+0938 VKI 37 distance=73' 20269+0826 LDS4843 distance=74' 20253+0847 NSN 732 distance=80' 20262+0827 UC 4180 distance=80' 20245+0916 HJ 2959 distance=84' 20277+0803 HJ 2966 distance=88' 20339+0811 HEI 585 distance=89' 20339+1032 BPM2189 distance=90' 20264+0810 GWP2947AB distance=91' 20258+0818 UC 4178 distance=91' 20303+1054 BU 63AB distance=93' 20303+1054 BU 297AC distance=93' 20322+1054 LDS4848 distance=94' 20250+1016 HJ 1509 distance=95' 20308+1059 BPM2179 distance=99' 20345+1036 BPM2192 distance=100' 20284+0746 BRT2186 distance=101' 20301+1103 BPM2176 distance=102' 20230+0929 J 2572 distance=105' 20276+0745 J 1297 distance=105' 20256+0801 LDS4842 distance=105' 20231+0935 DAM 213 distance=105' 20321+0737 UC 4206 distance=108' 20232+0957 TDT2229 distance=110' 20300+0730 NSN 733 distance=111' 20301+0730 LDS4846 distance=112' 20278+0734 GWP2954 distance=112' 20285+1110 BPM2171 distance=113' 20264+0741 UC 4183 distance=114' 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 20303+0917 J 1883 116 6.5
Show 20301+0914 GRV 345 215 38.5 7
Show 20298+0941 AST 2 AB 94 0.2 22
Show 20298+0941 CRC 37 AD 201 9.2 22
Show 20280+0923 TDT2300 101 0.5 33
Show 20325+0858 HJ 2976 266 18.8 42
Show 20292+0840 GWP2959 280 37.8 43
Show 20325+0951 UC 4209 15 92.1 47
Show 20279+0958 AG 256 AB 351 5.2 50
Show 20279+0958 AG 256 AC 225 99.2 50
Show 20271+0948 J 559 295 2.0 53
Show 20265+0931 UC 4185 277 7.7 56
Show 20297+1018 STF2686 278 25.8 58
Show 20292+1019 J 3264 358 5.9 61
Show 20289+1022 J 3263 54 7.1 66
Show 20259+0902 J 3084 87 6.0 66
Show 20293+1029 J 3088 79 7.3 69
Show 20270+1008 J 1343 53 2.3 69
Show 20294+1029 DAM 214 298 5.3 69
Show 20269+1013 TDT2282 258 3.1 71
Show 20295+1033 J 3089 317 4.6 72
Show 20326+1024 J 3092 336 5.3 73
Show 20254+0938 VKI 37 103 2.8 73
Show 20269+0826 LDS4843 167 15.3 74
Show 20253+0847 NSN 732 235 3.3 80
Show 20262+0827 UC 4180 303 9.7 80
Show 20245+0916 HJ 2959 262 7.4 84
Show 20277+0803 HJ 2966 259 3.6 88
Show 20339+0811 HEI 585 208 1.3 89
Show 20339+1032 BPM2189 259 69.9 90
Show 20264+0810 GWP2947 AB 43.1 91
Show 20258+0818 UC 4178 267 86.2 91
Show 20303+1054 BU 63 AB 347 0.9 93
Show 20303+1054 BU 297 AC 340 16.9 93
Show 20322+1054 LDS4848 143 251.1 94
Show 20250+1016 HJ 1509 180 19.2 95
Show 20308+1059 BPM2179 29 77.2 99
Show 20345+1036 BPM2192 343 103.0 100
Show 20284+0746 BRT2186 173 5.0 101
Show 20301+1103 BPM2176 280 53.7 102
Show 20230+0929 J 2572 280 4.0 105
Show 20276+0745 J 1297 2 1.0 105
Show 20256+0801 LDS4842 218 101.0 105
Show 20231+0935 DAM 213 8.5 105
Show 20321+0737 UC 4206 33 73.1 108
Show 20232+0957 TDT2229 227 1.2 110
Show 20300+0730 NSN 733 133 39.4 111
Show 20301+0730 LDS4846 313 39.4 112
Show 20278+0734 GWP2954 290 50.4 112
Show 20285+1110 BPM2171 30 40.3 113
Show 20264+0741 UC 4183 195 59.7 114

 
 
WDS 20303+0917 : COMPONENTS
 
 
  A
B pa=115.8°
sep=6.44"
 
 
20303+0917 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203008.85+092052.2 Mag 11.7 PmRA 2.00
PmDE 1.0 Tycho2 1087-00854-1
Tycho2
Tycho2 1087-00854-1 Pflag RAmdeg 307.53687431 DEmdeg 9.34784956
PmRA 2.8 PmDE 0.3 E RAmdeg 52 E DEmdeg 51
E pmRA 2.2 E pmDE 2.1 EpRAm 1984.03 EpDEm 1983.03
Num 4 Q RAmdeg 0.6 Q DEmdeg 1.8 Q pmRA 0.6
Q pmDE 1.8 BTmag 11.911 E BTmag 0.087 VTmag 11.527
E VTmag 0.097 Prox 999 TYC T HIP
CCDM RAdeg 307.53686806 DEdeg 9.34784750 EpRA 1990 1.87
EpDE 1990 1.58 E RAdeg 55.1 E DEdeg 54.3 Posflg
Corr -0.3
 
 
20303+0917 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203009.24+092049.4 Mag 12.3 PmRA 13.00
PmDE -1.0 Calc delta mag 0.6 Calc coord yes