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Doubles in session


Current system
20409+1738
J 191


Nearby doubles
6' : 20408+1733
BPM2226

8' : 20416+1738
J 3107

17' : 20400+1749
BPM2222

25' : 20417+1716
BPM2230

32' : 20430+1734
BPM2236

36' : 20432+1728
LOS 9

37' : 20433+1728
J 3109

40' : 20395+1812
BPM2220

44' : 20434+1712
J 845

45' : 20431+1705
BLL 51

46' : 20437+1800
LDS4857

46' : 20377+1736
BPM2215

47' : 20420+1821
J 193

49' : 20442+1731
BPM2241

50' : 20374+1735
BPM2211

52' : 20444+1752
UC 4276

54' : 20371+1738
BPM2208

56' : 20435+1657
STF2720

58' : 20448+1730
BPM2252

64' : 20425+1837
TDT2486

67' : 20367+1807
GRV 362

68' : 20411+1631
FMR 161

68' : 20453+1715
GWP2993

70' : 20375+1828
GRV 363

72' : 20456+1714
COU 425

74' : 20376+1835
COU 224



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.

20409+1738 J 191

 
 
20h 40m 52.16s +17° 37' 59.2" P.A. 166.00 sep 1.3 mag 10.90,11.20
 
 
Coord 2000 20409+1738 Discov num J   191 Comp Coord arcsec 2000 20 40 52.16 +17 37 59.2
Date first 1895 Date last 2016 Obs 19
Pa first 55 Pa last 165.8 P.A. Now (θ) 165.8°
Sep first 4.5 Sep last 1.321 Sep. Now (ρ) 1.321"
Mag pri 10.90 Mag sec 11.20 delta mag (ΔM) 0.3 Spectral class
Pri motion ra +003 Sec motion ra
Pri motion dec +002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Tycho2 1638-00839-1 Gaia DR2 1811527874429056128
 
 
WDS 20409+1738 J 191 : 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
20409+1738 J 191 2003 17 141 1.1 9.30 9.60 204052.16+173759.2
20409+1738 J 191 2016 18 167 1.3 10.90 11.20 204052.16+173759.2

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

 
 
WDS 20409+1738 J 191 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20409+1738 J 191 : MEASURES
 
 
No records found.

 
 
WDS 20409+1738 : VIRTUAL EYEPIECE
 
 

20409+1738 J 191A mag 10.9 20409+1738 J 191B sep 1.3 P.A. 166.40 mag 11.2 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 20409+1738 : ALADIN DSS IMAGE @ 20h 40m 52.16s +17° 37' 59.2"
 
 
 
 
WDS 20409+1738 J 191 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20409+1738 J 191 distance=0' 20408+1733 BPM2226 distance=6' 20416+1738 J 3107 distance=8' 20400+1749 BPM2222 distance=17' 20417+1716 BPM2230 distance=25' 20430+1734 BPM2236 distance=32' 20432+1728 LOS 9 distance=36' 20433+1728 J 3109 distance=37' 20395+1812 BPM2220 distance=40' 20434+1712 J 845 distance=44' 20431+1705 BLL 51 distance=45' 20437+1800 LDS4857 distance=46' 20377+1736 BPM2215 distance=46' 20420+1821 J 193 distance=47' 20442+1731 BPM2241 distance=49' 20374+1735 BPM2211 distance=50' 20444+1752 UC 4276 distance=52' 20371+1738 BPM2208 distance=54' 20435+1657 STF2720 distance=56' 20448+1730 BPM2252 distance=58' 20425+1837 TDT2486 distance=64' 20367+1807 GRV 362 distance=67' 20411+1631 FMR 161 distance=68' 20453+1715 GWP2993 distance=68' 20375+1828 GRV 363 distance=70' 20456+1714 COU 425 distance=72' 20376+1835 COU 224 distance=74' 20437+1635 BPM2237 distance=75' 20446+1642 BPM2246AB distance=78' 20446+1642 BPM2247AC distance=78' 20385+1848 J 3102 distance=78' 20364+1651 BPM2205 distance=81' 20395+1857 HU 362 distance=82' 20463+1715 GWP2995 distance=82' 20446+1635 BPM2248AB distance=83' 20446+1635 BPM2249AC distance=83' 20383+1623 BPM2216 distance=85' 20446+1635 BPM2250BC distance=85' 20352+1803 BPM2200 distance=85' 20433+1855 TDS1094 distance=85' 20415+1611 J 2319 distance=86' 20374+1626 BPM2212 distance=88' 20348+1726 COU 223AB distance=89' 20348+1726 COU 223AC distance=89' 20352+1659 BPM2199 distance=91' 20345+1735 BPM2191 distance=92' 20363+1636 J 3095 distance=93' 20406+1559 BPM2225 distance=99' 20479+1732 BRT1348 distance=102' 20348+1644 BPM2195AB distance=102' 20434+1604 HJ 1564 distance=102' 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 20409+1738 J 191 166 1.3
Show 20408+1733 BPM2226 226 107.2 6
Show 20416+1738 J 3107 119 6.0 8
Show 20400+1749 BPM2222 294 86.5 17
Show 20417+1716 BPM2230 15 58.6 25
Show 20430+1734 BPM2236 331 95.7 32
Show 20432+1728 LOS 9 116 2.8 36
Show 20433+1728 J 3109 245 7.8 37
Show 20395+1812 BPM2220 281 105.7 40
Show 20434+1712 J 845 224 4.0 44
Show 20431+1705 BLL 51 159 56.3 45
Show 20437+1800 LDS4857 128 52.4 46
Show 20377+1736 BPM2215 103 61.2 46
Show 20420+1821 J 193 81 5.5 47
Show 20442+1731 BPM2241 344 107.2 49
Show 20374+1735 BPM2211 234 109.1 50
Show 20444+1752 UC 4276 284 50.8 52
Show 20371+1738 BPM2208 78 56.4 54
Show 20435+1657 STF2720 177 4.0 56
Show 20448+1730 BPM2252 246 39.8 58
Show 20425+1837 TDT2486 76 0.7 64
Show 20367+1807 GRV 362 81 22.8 67
Show 20411+1631 FMR 161 322 27.8 68
Show 20453+1715 GWP2993 104 11.1 68
Show 20375+1828 GRV 363 48 14.1 70
Show 20456+1714 COU 425 327 0.7 72
Show 20376+1835 COU 224 322 0.4 74
Show 20437+1635 BPM2237 49 108.4 75
Show 20446+1642 BPM2246 AB 16 90.0 78
Show 20446+1642 BPM2247 AC 173 116.0 78
Show 20385+1848 J 3102 96 6.4 78
Show 20364+1651 BPM2205 170 47.0 81
Show 20395+1857 HU 362 313 0.6 82
Show 20463+1715 GWP2995 257 8.3 82
Show 20446+1635 BPM2248 AB 95 107.8 83
Show 20446+1635 BPM2249 AC 29 107.0 83
Show 20383+1623 BPM2216 177 102.9 85
Show 20446+1635 BPM2250 BC 332 117.2 85
Show 20352+1803 BPM2200 303 81.7 85
Show 20433+1855 TDS1094 261 1.0 85
Show 20415+1611 J 2319 192 7.5 86
Show 20374+1626 BPM2212 324 100.7 88
Show 20348+1726 COU 223 AB 161 0.4 89
Show 20348+1726 COU 223 AC 288 1.3 89
Show 20352+1659 BPM2199 210 60.3 91
Show 20345+1735 BPM2191 324 92.1 92
Show 20363+1636 J 3095 185 7.7 93
Show 20406+1559 BPM2225 57 22.7 99
Show 20479+1732 BRT1348 123 5.7 102
Show 20348+1644 BPM2195 AB 302 71.3 102
Show 20434+1604 HJ 1564 41 11.4 102

 
 
WDS 20409+1738 : COMPONENTS
 
 
  A
B pa=166.4°
sep=1.32"
 
 
20409+1738 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204052.16+173759.2 Mag 10.9 PmRA 3.00
PmDE 2.0 Tycho2 1638-00839-1
Tycho2
Tycho2 1638-00839-1 Pflag RAmdeg 310.21731452 DEmdeg 17.63310020
PmRA 3.0 PmDE 1.9 E RAmdeg 39 E DEmdeg 50
E pmRA 1.3 E pmDE 1.4 EpRAm 1981.02 EpDEm 1973.41
Num 4 Q RAmdeg 1.3 Q DEmdeg 0.3 Q pmRA 1.3
Q pmDE 0.3 BTmag 11.594 E BTmag 0.095 VTmag 10.552
E VTmag 0.060 Prox 999 TYC T HIP
CCDM RAdeg 310.21730694 DEdeg 17.63309583 EpRA 1990 1.79
EpDE 1990 1.68 E RAdeg 42.2 E DEdeg 56.0 Posflg
Corr 0.1
 
 
20409+1738 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204052.18+173757.9 Mag 11.2 Calc delta mag 0.3
Calc coord yes