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Doubles in session


Current system
20487+0706
J 3223


Nearby doubles
40' : 20468+0733
GAA 8

48' : 20516+0734
A 612

49' : 20457+0709
BU 834

55' : 20516+0747
SKF1868

55' : 20501+0802
GWP3003

57' : 20511+0623
STF2730

58' : 20527+0720
STF2733

65' : 20464+0618
TDT2533

71' : 20478+0818
UC 4291

71' : 20478+0600
BU 65

75' : 20442+0648
SKF2552AB

76' : 20504+0822
KPP4214

77' : 20478+0555
TDT2543

77' : 20539+0730
TDT2613

78' : 20459+0607
TDT2523

78' : 20533+0627
TDT2607

78' : 20468+0821
GWP2998

83' : 20543+0650
TDT2621

83' : 20462+0822
SKF1867

88' : 20504+0834
UC 4306

89' : 20546+0641
SLN 86

90' : 20539+0620
TDS1107

92' : 20496+0538
GWP3002

93' : 20455+0553
HDS2954

94' : 20540+0614
TDT2616

95' : 20426+0714
TDT2489



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.

20487+0706 J 3223

 
 
20h 48m 55.45s +07° 09' 27.8" P.A. 307.00 sep 2.7 mag 13.30,13.30
 
 
Coord 2000 20487+0706 Discov num J  3223 Comp Coord arcsec 2000 20 48 55.45 +07 09 27.8
Date first 1947 Date last 2019 Obs 3
Pa first 310 Pa last 306.7 P.A. Now (θ) 306.7°
Sep first 3.5 Sep last 2.71 Sep. Now (ρ) 2.71"
Mag pri 13.30 Mag sec 13.30 delta mag (ΔM) 0 Spectral class
Pri motion ra -009 Sec motion ra
Pri motion dec -009 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1737638494020806784
 
 
WDS 20487+0706 J 3223 : 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
20487+0706 J 3223 1947 1 310 3.5 10.69 11.40 204844.56+070543.7
20487+0706 J 3223 2015 2 307 2.7 13.30 13.30 204843.08+070427.9
20487+0706 J 3223 2019 3 307 2.7 13.30 13.30 204855.45+070927.8

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

 
 
WDS 20487+0706 J 3223 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20487+0706 J 3223 : MEASURES
 
 
No records found.

 
 
WDS 20487+0706 : VIRTUAL EYEPIECE
 
 

20487+0706 J 3223A mag 13.3 20487+0706 J 3223B sep 2.7 P.A. 306.90 mag 13.3 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 20487+0706 : ALADIN DSS IMAGE @ 20h 48m 55.45s +07° 09' 27.8"
 
 
 
 
WDS 20487+0706 J 3223 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20487+0706 J 3223 distance=0' 20468+0733 GAA 8 distance=40' 20516+0734 A 612 distance=48' 20457+0709 BU 834 distance=49' 20516+0747 SKF1868 distance=55' 20501+0802 GWP3003 distance=55' 20511+0623 STF2730 distance=57' 20527+0720 STF2733 distance=58' 20464+0618 TDT2533 distance=65' 20478+0818 UC 4291 distance=71' 20478+0600 BU 65 distance=71' 20442+0648 SKF2552BC distance=74' 20442+0648 SKF2552AB distance=75' 20442+0648 SKF2552AC distance=75' 20504+0822 KPP4214 distance=76' 20478+0555 TDT2543 distance=77' 20539+0730 TDT2613 distance=77' 20459+0607 TDT2523 distance=78' 20533+0627 TDT2607 distance=78' 20468+0821 GWP2998 distance=78' 20543+0650 TDT2621 distance=83' 20462+0822 SKF1867 distance=83' 20504+0834 UC 4306 distance=88' 20546+0641 SLN 86 distance=89' 20539+0620 TDS1107 distance=90' 20496+0538 GWP3002 distance=92' 20455+0553 HDS2954 distance=93' 20540+0614 TDT2616 distance=94' 20426+0714 TDT2489 distance=95' 20552+0729 GWP3017 distance=95' 20519+0544 A 613 distance=96' 20422+0724 J 571 distance=97' 20554+0653 BRT2188 distance=98' 20500+0533 STTA210AB distance=99' 20500+0533 STTA210BC distance=100' 20457+0838 A 1210 distance=101' 20556+0649 TDT2635 distance=101' 20533+0551 UC 4318 distance=103' 20421+0648 GWP2987 distance=104' 20560+0708 GWP3020 distance=105' 20559+0646 NSN 739 distance=107' 20478+0857 UC 4290 distance=109' 20537+0833 GWP3013 distance=110' 20511+0526 GCB 59 distance=110' 20562+0728 LDS4861 distance=112' 20514+0524 TOB 313 distance=112' 20507+0859 TDT2574 distance=113' 20566+0659 TDT2649 distance=115' 20550+0823 UC 4323 distance=117' 20529+0529 GCB 60 distance=118' 20527+0527 J 572 distance=118' 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 20487+0706 J 3223 307 2.7
Show 20468+0733 GAA 8 1 0.0 40
Show 20516+0734 A 612 7 2.0 48
Show 20457+0709 BU 834 134 2.4 49
Show 20516+0747 SKF1868 313 57.7 55
Show 20501+0802 GWP3003 228 21.2 55
Show 20511+0623 STF2730 333 3.3 57
Show 20527+0720 STF2733 145 40.2 58
Show 20464+0618 TDT2533 230 0.7 65
Show 20478+0818 UC 4291 7 46.1 71
Show 20478+0600 BU 65 200 1.5 71
Show 20442+0648 SKF2552 BC 343 11.4 74
Show 20442+0648 SKF2552 AB 60 17.6 75
Show 20442+0648 SKF2552 AC 31 23.1 75
Show 20504+0822 KPP4214 86 4.3 76
Show 20478+0555 TDT2543 263 0.6 77
Show 20539+0730 TDT2613 69 0.6 77
Show 20459+0607 TDT2523 80 1.7 78
Show 20533+0627 TDT2607 281 0.6 78
Show 20468+0821 GWP2998 50 104.9 78
Show 20543+0650 TDT2621 4 1.7 83
Show 20462+0822 SKF1867 357 6.1 83
Show 20504+0834 UC 4306 296 42.5 88
Show 20546+0641 SLN 86 160 4.8 89
Show 20539+0620 TDS1107 110 1.6 90
Show 20496+0538 GWP3002 247 57.2 92
Show 20455+0553 HDS2954 298 1.0 93
Show 20540+0614 TDT2616 100 0.4 94
Show 20426+0714 TDT2489 232 0.4 95
Show 20552+0729 GWP3017 96 132.1 95
Show 20519+0544 A 613 324 0.7 96
Show 20422+0724 J 571 255 3.9 97
Show 20554+0653 BRT2188 46 4.2 98
Show 20500+0533 STTA210 AB 127 78.2 99
Show 20500+0533 STTA210 BC 222 12.4 100
Show 20457+0838 A 1210 247 4.0 101
Show 20556+0649 TDT2635 259 0.8 101
Show 20533+0551 UC 4318 168 33.0 103
Show 20421+0648 GWP2987 295 266.1 104
Show 20560+0708 GWP3020 179 6.7 105
Show 20559+0646 NSN 739 52 8.8 107
Show 20478+0857 UC 4290 5 86.8 109
Show 20537+0833 GWP3013 15 7.0 110
Show 20511+0526 GCB 59 238 10.1 110
Show 20562+0728 LDS4861 90 2.0 112
Show 20514+0524 TOB 313 130 20.8 112
Show 20507+0859 TDT2574 142 1.4 113
Show 20566+0659 TDT2649 8 0.6 115
Show 20550+0823 UC 4323 103 35.6 117
Show 20529+0529 GCB 60 152 6.5 118
Show 20527+0527 J 572 138 3.4 118

 
 
WDS 20487+0706 : COMPONENTS
 
 
  A
B pa=306.9°
sep=2.70"
 
 
20487+0706 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204855.45+070927.8 Mag 13.3 PmRA -9.00
PmDE -9.0
 
 
20487+0706 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204855.31+070929.4 Mag 13.3 Calc coord yes