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Current system
20285+0443
J 3220


Nearby doubles
37' : 20295+0514
UC 4199

42' : 20311+0444
UC 4205

47' : 20253+0453
KPP4195AB

49' : 20315+0444
BAL2966

52' : 20283+0351
BAL2533

52' : 20286+0351
HJ 2967

54' : 20312+0513
AG 257

57' : 20309+0400
BAL2538

64' : 20324+0426
A 2281

66' : 20253+0355
UC 4175

67' : 20327+0453
J 2314AB

69' : 20316+0530
A 395

72' : 20271+0551
HJ 2963

74' : 20238+0506
J 556

74' : 20294+0330
HJ 2970

75' : 20246+0531
BU 664AB

78' : 20291+0325
HJ 2968

84' : 20331+0525
TDT2364

86' : 20302+0321
DOO 87

86' : 20340+0433
A 2282

86' : 20274+0317
BAL2025

90' : 20335+0527
STF2696AB

91' : 20234+0535
WHC 19

92' : 20233+0534
OPI 24

92' : 20278+0311
HJ 917

92' : 20256+0604
UC 4177



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.

20285+0443 J 3220

 
 
20h 28m 18.93s +04° 41' 49.3" P.A. 181.00 sep 3.9 mag 10.80,12.00
 
 
Coord 2000 20285+0443 Discov num J  3220 Comp Coord arcsec 2000 20 28 18.93 +04 41 49.3
Date first 1947 Date last 2016 Obs 7
Pa first 178 Pa last 180.7 P.A. Now (θ) 180.7°
Sep first 4.0 Sep last 3.901 Sep. Now (ρ) 3.901"
Mag pri 10.80 Mag sec 12.00 delta mag (ΔM) 1.2 Spectral class
Pri motion ra +004 Sec motion ra
Pri motion dec -003 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Tycho2 0505-00864-1 Gaia DR2 4245567514171285376
 
 
WDS 20285+0443 J 3220 : 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
20285+0443 J 3220 2000 2 180 3.8 10.75 12.50 D 202818.93+044149.3
20285+0443 J 3220 2015 4 183 4.0 10.80 12.00 202818.93+044149.3
20285+0443 J 3220 2016 7 181 3.9 10.80 12.00 202818.93+044149.3

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

 
 
WDS 20285+0443 J 3220 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20285+0443 J 3220 : MEASURES
 
 
No records found.

 
 
WDS 20285+0443 : VIRTUAL EYEPIECE
 
 

20285+0443 J 3220A mag 10.8 20285+0443 J 3220B sep 3.9 P.A. 180.70 mag 12 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 20285+0443 : ALADIN DSS IMAGE @ 20h 28m 18.93s +04° 41' 49.3"
 
 
 
 
WDS 20285+0443 J 3220 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20285+0443 J 3220 distance=0' 20295+0514 UC 4199 distance=37' 20311+0444 UC 4205 distance=42' 20253+0453 KPP4195AB distance=47' 20315+0444 BAL2966 distance=49' 20283+0351 BAL2533 distance=52' 20286+0351 HJ 2967 distance=52' 20312+0513 AG 257 distance=54' 20309+0400 BAL2538 distance=57' 20324+0426 A 2281 distance=64' 20253+0355 UC 4175 distance=66' 20327+0453 J 2314AB distance=67' 20327+0453 J 2314AC distance=67' 20316+0530 A 395 distance=69' 20271+0551 HJ 2963 distance=72' 20238+0506 J 556 distance=74' 20294+0330 HJ 2970 distance=74' 20246+0531 BU 664AB distance=75' 20246+0531 FOX9034AC distance=75' 20291+0325 HJ 2968 distance=78' 20331+0525 TDT2364 distance=84' 20302+0321 DOO 87 distance=86' 20340+0433 A 2282 distance=86' 20274+0317 BAL2025 distance=86' 20335+0527 STF2696AB distance=90' 20335+0527 STF2696AC distance=90' 20234+0535 WHC 19 distance=91' 20233+0534 OPI 24 distance=92' 20278+0311 HJ 917 distance=92' 20256+0604 UC 4177 distance=92' 20321+0330 J 2573 distance=96' 20307+0311 BAL2029 distance=98' 20348+0514 SCJ 26 distance=102' 20264+0620 GWP2946 distance=103' 20257+0304 BAL2024 distance=106' 20247+0302 J 1342 distance=111' 20309+0626 DAE 10AB distance=111' 20309+0626 WSP 2AC distance=111' 20309+0626 WSP 2AD distance=111' 20309+0626 WSP 2AE distance=111' 20309+0626 WSP 2AF distance=111' 20358+0508 BAL2968 distance=115' 20221+0331 UC 4158 distance=118' 20214+0336 BAL2532AB distance=123' 20214+0336 BAL2532AC distance=123' 20203+0412 UC 4150 distance=124' 20321+0251 BAL2030 distance=125' 20347+0321 CRC 38 distance=126' 20360+0411 J 2192 distance=126' 20367+0447 CBL 528 distance=127' 20370+0452 SMA 118 distance=130' 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 20285+0443 J 3220 181 3.9
Show 20295+0514 UC 4199 240 54.1 37
Show 20311+0444 UC 4205 254 48.5 42
Show 20253+0453 KPP4195 AB 16 11.7 47
Show 20315+0444 BAL2966 117 10.4 49
Show 20283+0351 BAL2533 256 19.0 52
Show 20286+0351 HJ 2967 131 7.1 52
Show 20312+0513 AG 257 75 1.7 54
Show 20309+0400 BAL2538 202 10.8 57
Show 20324+0426 A 2281 63 1.9 64
Show 20253+0355 UC 4175 87 20.7 66
Show 20327+0453 J 2314 AB 70 4.9 67
Show 20327+0453 J 2314 AC 138 19.0 67
Show 20316+0530 A 395 160 0.7 69
Show 20271+0551 HJ 2963 209 9.5 72
Show 20238+0506 J 556 187 2.9 74
Show 20294+0330 HJ 2970 180 12.0 74
Show 20246+0531 BU 664 AB 287 9.0 75
Show 20246+0531 FOX9034 AC 89 35.6 75
Show 20291+0325 HJ 2968 50 15.3 78
Show 20331+0525 TDT2364 126 1.9 84
Show 20302+0321 DOO 87 33 11.9 86
Show 20340+0433 A 2282 166 0.2 86
Show 20274+0317 BAL2025 94 10.2 86
Show 20335+0527 STF2696 AB 298 0.5 90
Show 20335+0527 STF2696 AC 348 13.7 90
Show 20234+0535 WHC 19 178 2.0 91
Show 20233+0534 OPI 24 351 9.2 92
Show 20278+0311 HJ 917 37 12.8 92
Show 20256+0604 UC 4177 278 14.3 92
Show 20321+0330 J 2573 151 4.0 96
Show 20307+0311 BAL2029 141 7.5 98
Show 20348+0514 SCJ 26 88 25.1 102
Show 20264+0620 GWP2946 30 25.6 103
Show 20257+0304 BAL2024 70 16.1 106
Show 20247+0302 J 1342 333 2.4 111
Show 20309+0626 DAE 10 AB 103 0.7 111
Show 20309+0626 WSP 2 AC 114 11.6 111
Show 20309+0626 WSP 2 AD 183 13.6 111
Show 20309+0626 WSP 2 AE 16 18.5 111
Show 20309+0626 WSP 2 AF 176 19.8 111
Show 20358+0508 BAL2968 10 13.9 115
Show 20221+0331 UC 4158 218 20.6 118
Show 20214+0336 BAL2532 AB 271 5.3 123
Show 20214+0336 BAL2532 AC 22 7.3 123
Show 20203+0412 UC 4150 280 19.5 124
Show 20321+0251 BAL2030 286 10.8 125
Show 20347+0321 CRC 38 300 10.5 126
Show 20360+0411 J 2192 18 4.8 126
Show 20367+0447 CBL 528 234 20.5 127
Show 20370+0452 SMA 118 125 19.1 130

 
 
WDS 20285+0443 : COMPONENTS
 
 
  A
B pa=180.7°
sep=3.90"
 
 
20285+0443 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202818.93+044149.3 Mag 10.8 PmRA 4.00
PmDE -3.0 Tycho2 0505-00864-1
Tycho2
Tycho2 0505-00864-1 Pflag RAmdeg 307.07887468 DEmdeg 4.69701563
PmRA 1.5 PmDE -8.3 E RAmdeg 41 E DEmdeg 48
E pmRA 1.9 E pmDE 1.8 EpRAm 1985.76 EpDEm 1982.10
Num 3 Q RAmdeg 0.3 Q DEmdeg 1.4 Q pmRA 0.3
Q pmDE 1.4 BTmag 11.272 E BTmag 0.074 VTmag 10.745
E VTmag 0.074 Prox 999 TYC T HIP
CCDM RAdeg 307.07887139 DEdeg 4.69703528 EpRA 1990 1.63
EpDE 1990 1.29 E RAdeg 42.0 E DEdeg 50.9 Posflg
Corr -0.3
 
 
20285+0443 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202818.93+044145.4 Mag 12 Calc delta mag 1.2
Calc coord yes