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Current system
20578+3002
J 2334


Nearby doubles
3' : 20576+3003
J 2333AB

4' : 20579+3002
TDT2662

19' : 20563+2954
J 1779

21' : 20579+2940
MLB 573AB

23' : 20589+3015
ES 373

29' : 20567+3027
TDT2650

31' : 20595+3019
J 847

37' : 20590+2929
J 3119

38' : 20555+3028
TDT2633

40' : 20572+2921
J 794

42' : 21004+3022
COU1179

43' : 20554+3033
GRV 396

45' : 20581+2917
HO 598

48' : 20593+3043
TDT2677

49' : 20567+3047
LDS2935

53' : 20565+2910
MLB 485AB

56' : 20598+3048
TDT2681

58' : 21007+2920
AZC 109

59' : 21017+2938
COU1180AB

59' : 20538+3029
J 3117

60' : 20547+3046
LDS2934

65' : 21025+2958
COU1181

69' : 20554+3059
J 2329

74' : 20529+2920
BOW9002AB

75' : 20519+3002
TDT2587

77' : 21026+3041
COU1182



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.

20578+3002 J 2334

 
 
20h 57m 35.72s +30° 00' 49.2" P.A. 16.00 sep 5.1 mag 12.80,13.10
 
 
Coord 2000 20578+3002 Discov num J  2334 Comp Coord arcsec 2000 20 57 35.72 +30 00 49.2
Date first 1942 Date last 2015 Obs 9
Pa first 15 Pa last 16.3 P.A. Now (θ) 16.3°
Sep first 4.0 Sep last 5.05 Sep. Now (ρ) 5.05"
Mag pri 12.80 Mag sec 13.10 delta mag (ΔM) 0.3 Spectral class
Pri motion ra +000 Sec motion ra +011
Pri motion dec -019 Sec motion dec +007
Notes
rPM=1.486
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1858496640359650304
 
 
WDS 20578+3002 J 2334 : 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
20578+3002 J 2334 1982 2 17 4.2 10.00 11.00
20578+3002 J 2334 2000 4 15 5.0 10.00 11.00 205735.72+300049.2
20578+3002 J 2334 2002 5 16 5.1 10.00 11.00 205735.72+300049.2
20578+3002 J 2334 2010 6 16 4.8 12.80 13.10 205735.72+300049.2
20578+3002 J 2334 2015 7 16 5.1 12.80 13.10 205735.72+300049.2

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

 
 
WDS 20578+3002 J 2334 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20578+3002 J 2334 : MEASURES
 
 
No records found.

 
 
WDS 20578+3002 : VIRTUAL EYEPIECE
 
 

20578+3002 J 2334A mag 12.8 20578+3002 J 2334B sep 5.0 P.A. 14.20 mag 13.1 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 20578+3002 : ALADIN DSS IMAGE @ 20h 57m 35.72s +30° 00' 49.2"
 
 
 
 
WDS 20578+3002 J 2334 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20578+3002 J 2334 distance=0' 20576+3003 J 2333AB distance=3' 20576+3003 DAM 669AC distance=3' 20579+3002 TDT2662 distance=4' 20563+2954 J 1779 distance=19' 20579+2940 MLB 573AB distance=21' 20579+2940 MLB 573AC distance=21' 20589+3015 ES 373 distance=23' 20567+3027 TDT2650 distance=29' 20595+3019 J 847 distance=31' 20590+2929 J 3119 distance=37' 20555+3028 TDT2633 distance=38' 20572+2921 J 794 distance=40' 21004+3022 COU1179 distance=42' 20554+3033 GRV 396 distance=43' 20581+2917 HO 598 distance=45' 20593+3043 TDT2677 distance=48' 20567+3047 LDS2935 distance=49' 20565+2910 MLB 485AB distance=53' 20598+3048 TDT2681 distance=56' 21007+2920 AZC 109 distance=58' 21017+2938 COU1180AB distance=59' 21017+2938 RBR 51Aa,Ab distance=59' 20538+3029 J 3117 distance=59' 20547+3046 LDS2934 distance=60' 21025+2958 COU1181 distance=65' 20554+3059 J 2329 distance=69' 20529+2920 BOW9002AB distance=74' 20529+2920 DAM 295AC distance=74' 20519+3002 TDT2587 distance=75' 21026+3041 COU1182 distance=77' 20525+3040 TDT2594 distance=77' 21020+3052 LDS2937 distance=77' 20535+3057 STTA212 distance=77' 20523+3038 LDS6417 distance=79' 21031+2929 OSO 139AB distance=79' 21031+2929 OSO 139AC distance=79' 21031+2929 OSO 139AD distance=79' 20531+2909 STT 417AB distance=79' 20531+2909 STT 417AB,C distance=79' 21034+3025 SMA 123 distance=80' 20538+3104 CLL 16 distance=81' 20539+2856 GRV 392 distance=81' 20556+2845 BRT 53 distance=81' 21031+3039 GRV 407 distance=82' 20522+2917 KU 129AB distance=83' 20522+2917 KU 129AC distance=83' 20531+2856 MLB 535 distance=86' 21007+2844 BRT 54 distance=88' 21020+3107 TDT2706 distance=88' 20534+3113 TDT2609 distance=91' 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 20578+3002 J 2334 16 5.1
Show 20576+3003 J 2333 AB 328 7.7 3
Show 20576+3003 DAM 669 AC 244 4.4 3
Show 20579+3002 TDT2662 100 1.5 4
Show 20563+2954 J 1779 246 2.5 19
Show 20579+2940 MLB 573 AB 57 5.7 21
Show 20579+2940 MLB 573 AC 232 23.7 21
Show 20589+3015 ES 373 136 2.3 23
Show 20567+3027 TDT2650 310 0.6 29
Show 20595+3019 J 847 129 2.2 31
Show 20590+2929 J 3119 140 8.4 37
Show 20555+3028 TDT2633 116 1.4 38
Show 20572+2921 J 794 134 3.2 40
Show 21004+3022 COU1179 359 0.9 42
Show 20554+3033 GRV 396 349 67.4 43
Show 20581+2917 HO 598 125 16.2 45
Show 20593+3043 TDT2677 133 0.8 48
Show 20567+3047 LDS2935 200 10.1 49
Show 20565+2910 MLB 485 AB 154 4.5 53
Show 20598+3048 TDT2681 215 0.5 56
Show 21007+2920 AZC 109 324 34.8 58
Show 21017+2938 COU1180 AB 204 3.7 59
Show 21017+2938 RBR 51 Aa,Ab 181 0.6 59
Show 20538+3029 J 3117 40 5.5 59
Show 20547+3046 LDS2934 178 10.8 60
Show 21025+2958 COU1181 214 0.7 65
Show 20554+3059 J 2329 11 6.5 69
Show 20529+2920 BOW9002 AB 354 9.9 74
Show 20529+2920 DAM 295 AC 37 22.2 74
Show 20519+3002 TDT2587 349 1.0 75
Show 21026+3041 COU1182 180 1.0 77
Show 20525+3040 TDT2594 160 0.8 77
Show 21020+3052 LDS2937 140 55.9 77
Show 20535+3057 STTA212 155 65.7 77
Show 20523+3038 LDS6417 295 228.9 79
Show 21031+2929 OSO 139 AB 82 15.8 79
Show 21031+2929 OSO 139 AC 308 18.8 79
Show 21031+2929 OSO 139 AD 110 26.3 79
Show 20531+2909 STT 417 AB 27 0.9 79
Show 20531+2909 STT 417 AB,C 108 30.8 79
Show 21034+3025 SMA 123 145 7.2 80
Show 20538+3104 CLL 16 184 32.0 81
Show 20539+2856 GRV 392 3 33.8 81
Show 20556+2845 BRT 53 25 2.6 81
Show 21031+3039 GRV 407 221 59.2 82
Show 20522+2917 KU 129 AB 103 15.1 83
Show 20522+2917 KU 129 AC 39 46.1 83
Show 20531+2856 MLB 535 2 7.1 86
Show 21007+2844 BRT 54 358 7.0 88
Show 21020+3107 TDT2706 204 0.6 88
Show 20534+3113 TDT2609 11 0.5 91

 
 
WDS 20578+3002 : COMPONENTS
 
 
  A
B pa=14.2°
sep=5.00"
 
 
20578+3002 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205735.72+300049.2 Mag 12.8 PmRA 0.00
PmDE -19.0
 
 
20578+3002 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205735.81+300054.0 Mag 13.1 PmRA 11.00
PmDE 7.0 Calc delta mag 0.3 Calc coord yes