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Current system
20449+2041
J 1179


Nearby doubles
8' : 20447+2032
BRT2484

12' : 20448+2051
A 172

27' : 20467+2044
HJ 2999AB

41' : 20444+2119
A 171

43' : 20419+2043
BU 673AB

45' : 20445+2123
BRT2483

48' : 20423+2109
BRT2480

51' : 20435+1953
STF2721

55' : 20412+2023
COU 423

55' : 20444+1945
CAR 2

57' : 20448+1943
COU 424

58' : 20436+1944
STF2722

61' : 20422+1952
LBU 19AB

64' : 20493+2026
HJ 926

65' : 20406+2059
TDT2465

66' : 20403+2040
TDT2461

66' : 20402+2039
SCA 173

67' : 20410+2001
HJ 2987

73' : 20408+1956
BUP 215AB

76' : 20411+2133
HJ 922

77' : 20442+2154
OSO 132

77' : 20396+2018
WFC 257

77' : 20407+2128
COU 127

80' : 20488+1943
JNN 286

81' : 20419+1931
COU 226AB

84' : 20393+2003
J 3103



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.

20449+2041 J 1179

 
 
20h 44m 53.37s +20° 38' 56.8" P.A. 143.00 sep 4.0 mag 12.37,12.00 Sp A2
 
 
Coord 2000 20449+2041 Discov num J  1179 Comp Coord arcsec 2000 20 44 53.37 +20 38 56.8
Date first 1894 Date last 2015 Obs 8
Pa first 147 Pa last 143.1 P.A. Now (θ) 143.1°
Sep first 4.7 Sep last 3.959 Sep. Now (ρ) 3.959"
Mag pri 12.37 Mag sec 12.00 delta mag (ΔM) 0.37 Spectral class A2 (white)
Pri motion ra +003 Sec motion ra +007
Pri motion dec -002 Sec motion dec -007
Notes
rPM=0.647
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Gaia DR2 1814743907287760384
 
 
WDS 20449+2041 J 1179 : 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
20449+2041 J 1179 1997 3 144 4.2 12.37 12.00 A2 D 204453.37+203856.8
20449+2041 J 1179 2001 4 144 4.1 12.37 12.00 A2 D 204453.37+203856.8
20449+2041 J 1179 2010 5 142 4.2 12.37 12.00 A2 204453.37+203856.8
20449+2041 J 1179 2015 9 143 4.0 12.37 12.00 A2 204453.37+203856.8

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

 
 
WDS 20449+2041 J 1179 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20449+2041 J 1179 : MEASURES
 
 
No records found.

 
 
WDS 20449+2041 : VIRTUAL EYEPIECE
 
 

20449+2041 J 1179A mag 12.37 Sp A2 20449+2041 J 1179B sep 3.9 P.A. 144.90 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 20449+2041 : ALADIN DSS IMAGE @ 20h 44m 53.37s +20° 38' 56.8"
 
 
 
 
WDS 20449+2041 J 1179 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20449+2041 J 1179 distance=1' 20447+2032 BRT2484 distance=8' 20448+2051 A 172 distance=12' 20467+2044 HJ 2999AB distance=27' 20467+2044 TOB 197AC distance=27' 20444+2119 A 171 distance=41' 20419+2043 BU 673AB distance=43' 20419+2043 BU 673AC distance=43' 20445+2123 BRT2483 distance=45' 20423+2109 BRT2480 distance=48' 20435+1953 STF2721 distance=51' 20412+2023 COU 423 distance=55' 20444+1945 CAR 2 distance=55' 20448+1943 COU 424 distance=57' 20436+1944 STF2722 distance=58' 20422+1952 LBU 19AB distance=61' 20422+1952 LBU 19AC distance=61' 20422+1952 LBU 19AD distance=61' 20493+2026 HJ 926 distance=64' 20406+2059 TDT2465 distance=65' 20403+2040 TDT2461 distance=66' 20402+2039 SCA 173 distance=66' 20410+2001 HJ 2987 distance=67' 20408+1956 BUP 215AB distance=73' 20408+1956 LDS1045AC distance=73' 20408+1956 RAO 23Ca,Cb distance=74' 20408+1956 RAO 23CD distance=74' 20408+1956 RAO 23CE distance=74' 20411+2133 HJ 922 distance=76' 20442+2154 OSO 132 distance=77' 20396+2018 WFC 257 distance=77' 20407+2128 COU 127 distance=77' 20488+1943 JNN 286 distance=80' 20419+1931 COU 226AB distance=81' 20419+1931 COU 226AC distance=81' 20393+2003 J 3103 distance=84' 20433+2201 TDT2495 distance=85' 20415+2149 GRV 368 distance=85' 20423+1921 SHN 39 distance=86' 20471+1918 HO 141AB distance=87' 20471+1918 HO 141AC distance=87' 20466+1915 COU 426 distance=88' 20467+1913 GWP2997 distance=91' 20507+1959 ROE 16AB distance=92' 20507+1959 ROE 16AC distance=92' 20386+2007 COU 225 distance=95' 20383+2106 TDT2441 distance=96' 20397+2141 STF2710 distance=97' 20509+1953 UC 255 distance=97' 20381+2050 COU 328 distance=97' 20406+2156 A 2795 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 20449+2041 J 1179 143 4.0 1
Show 20447+2032 BRT2484 5 2.9 8
Show 20448+2051 A 172 219 2.9 12
Show 20467+2044 HJ 2999 AB 221 10.3 27
Show 20467+2044 TOB 197 AC 271 19.5 27
Show 20444+2119 A 171 325 5.4 41
Show 20419+2043 BU 673 AB 292 3.9 43
Show 20419+2043 BU 673 AC 163 102.6 43
Show 20445+2123 BRT2483 307 3.6 45
Show 20423+2109 BRT2480 232 4.7 48
Show 20435+1953 STF2721 22 2.6 51
Show 20412+2023 COU 423 162 0.4 55
Show 20444+1945 CAR 2 82 0.2 55
Show 20448+1943 COU 424 239 5.5 57
Show 20436+1944 STF2722 306 7.5 58
Show 20422+1952 LBU 19 AB 138 124.7 61
Show 20422+1952 LBU 19 AC 111 94.9 61
Show 20422+1952 LBU 19 AD 23 129.8 61
Show 20493+2026 HJ 926 190 5.8 64
Show 20406+2059 TDT2465 30 1.1 65
Show 20403+2040 TDT2461 356 0.5 66
Show 20402+2039 SCA 173 170 1.5 66
Show 20410+2001 HJ 2987 116 10.8 67
Show 20408+1956 BUP 215 AB 25 69.4 73
Show 20408+1956 LDS1045 AC 184 125.2 73
Show 20408+1956 RAO 23 Ca,Cb 227 0.2 74
Show 20408+1956 RAO 23 CD 303 20.3 74
Show 20408+1956 RAO 23 CE 327 29.4 74
Show 20411+2133 HJ 922 313 7.7 76
Show 20442+2154 OSO 132 320 10.4 77
Show 20396+2018 WFC 257 317 6.7 77
Show 20407+2128 COU 127 48 6.1 77
Show 20488+1943 JNN 286 179 0.2 80
Show 20419+1931 COU 226 AB 53 0.4 81
Show 20419+1931 COU 226 AC 337 13.9 81
Show 20393+2003 J 3103 224 5.5 84
Show 20433+2201 TDT2495 124 0.9 85
Show 20415+2149 GRV 368 30 78.3 85
Show 20423+1921 SHN 39 54 0.5 86
Show 20471+1918 HO 141 AB 294 1.6 87
Show 20471+1918 HO 141 AC 64 22.6 87
Show 20466+1915 COU 426 158 0.3 88
Show 20467+1913 GWP2997 116 272.0 91
Show 20507+1959 ROE 16 AB 75 6.0 92
Show 20507+1959 ROE 16 AC 246 8.6 92
Show 20386+2007 COU 225 286 0.3 95
Show 20383+2106 TDT2441 89 0.6 96
Show 20397+2141 STF2710 163 19.0 97
Show 20509+1953 UC 255 263 11.9 97
Show 20381+2050 COU 328 155 1.0 97
Show 20406+2156 A 2795 240 0.2 98

 
 
WDS 20449+2041 : COMPONENTS
 
 
  A
B pa=144.9°
sep=3.87"
 
 
20449+2041 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204453.37+203856.8 Mag 12.37 Spectral class A2 (white)
PmRA 3.00 PmDE -2.0
 
 
20449+2041 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204453.53+203853.6 Mag 12 PmRA 7.00
PmDE -7.0 Calc delta mag 0.37 Calc coord yes