20522+1656 J 3116 BC

 
 
20h 52m 12.84s +16° 57' 09.9" P.A. 143.00 sep 6.0 mag 13.30,14.80
 
 
Coord 2000 20522+1656 Discov num J  3116 Comp BC Coord arcsec 2000 20 52 12.84 +16 57 09.9
Date first 1944 Date last 2015 Obs 7
Pa first 130 Pa last 142.6 P.A. Now (θ) 142.6°
Sep first 4.0 Sep last 6.024 Sep. Now (ρ) 6.024"
Mag pri 13.30 Mag sec 14.80 delta mag (ΔM) 1.5 Spectral class
Pri motion ra +006 Sec motion ra -002
Pri motion dec +014 Sec motion dec -022
Notes
rPM=1.669
This double is not physical.
 
 
20522+1656 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 106591 20 52 10 +16 56 13 J 3116 AB 2015 8 39 73.3 8.77 12.88 4.11
Show 20 52 13 +16 57 10 J 3116 BC 2015 7 143 6.0 13.30 14.80 1.50 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1764624529455721856
 
 
WDS 20522+1656 J 3116 BC : 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
20522+1656 J 3116 BC 1944 1 130 3.0 12.20 14.70 205212.70+165707.0
20522+1656 J 3116 BC 1997 2 139 5.9 13.30 14.80 D 205212.84+165709.9
20522+1656 J 3116 BC 2001 3 139 5.9 13.30 14.80 D 205212.84+165709.9
20522+1656 J 3116 BC 2015 4 143 6.0 13.30 14.80 205212.84+165709.9

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

 
 
WDS 20522+1656 J 3116 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20522+1656 J 3116 BC : MEASURES
 
 
No records found.

 
 
WDS 20522+1656 : VIRTUAL EYEPIECE
 
 

20522+1656 J  3116A mag 8.77 Sp F5 20522+1656 J  3116B sep 73.5 P.A. 39.30 mag 13.3 20522+1656 J  3116C sep 72.2 P.A. 43.80 mag 14.8 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 20522+1656 : ALADIN DSS IMAGE @ 20h 52m 12.84s +16° 57' 09.9"
 
 
 
 
WDS 20522+1656 J 3116 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20522+1656  J  3116BC distance=0' 20522+1656  J  3116AB distance=2' 20513+1647  J  3115 distance=18' 20508+1702  CVR 875 distance=22' 20539+1700  BPM2288 distance=25' 20503+1649  TDT2571 distance=29' 20527+1726  J   605AB distance=30' 20527+1726  J   605AC distance=30' 20501+1707  HEI 183 distance=32' 20500+1702  UC 4303 distance=33' 20499+1718  CBL  88 distance=39' 20518+1736  J  2325 distance=40' 20514+1619  BPM2283 distance=40' 20503+1630  LDS1048AB distance=40' 20503+1630  LDS1048AC distance=40' 20535+1734  UC 4319 distance=42' 20548+1642  ROE 126 distance=46' 20500+1732  TDS1104 distance=48' 20542+1619  BPM2289 distance=48' 20534+1742  BPM2286 distance=48' 20505+1616  KPP4216 distance=49' 20555+1730  J  3328 distance=57' 20506+1601  BPM2281 distance=61' 20485+1628  BPM2271 distance=61' 20556+1744  BPM2297 distance=67' 20501+1556  BPM2278 distance=69' 20530+1806  UC 4316 distance=71' 20479+1732  BRT1348 distance=71' 20518+1545  GWP3007 distance=73' 20481+1616  SKF1770 distance=73' 20509+1544  BPM2282 distance=77' 20489+1558  BPM2275 distance=77' 20499+1811  UC 4302 distance=82' 20481+1601  BPM2269 distance=82' 20463+1715  GWP2995 distance=87' 20485+1545  BPM2272 distance=90' 20527+1528  HJ 1585 distance=91' 20466+1616  BPM2261 distance=91' 20463+1624  BPM2257 distance=92' 20570+1758  COU 427 distance=92' 20467+1607  STF2727AB distance=95' 20467+1607  FYM  18AD distance=95' 20571+1801  J   607 distance=95' 20588+1701  BPM2305 distance=95' 20585+1626  STF2738BC distance=96' 20468+1602  BPM2264 distance=96' 20585+1626  STF2738AB distance=96' 20585+1626  STF2738AC distance=96' 20456+1714  COU 425 distance=97' 20480+1816  BPM2268 distance=99' 20509+1517  J  3113 distance=99' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 20522+1656 J 3116 BC 143 6.0
Show 20522+1656 J 3116 AB 39 73.3 2
Show 20513+1647 J 3115 321 7.1 18
Show 20508+1702 CVR 875 72 20.3 22
Show 20539+1700 BPM2288 339 115.1 25
Show 20503+1649 TDT2571 258 0.8 29
Show 20527+1726 J 605 AB 241 1.7 30
Show 20527+1726 J 605 AC 161 38.1 30
Show 20501+1707 HEI 183 25 0.5 32
Show 20500+1702 UC 4303 81 18.2 33
Show 20499+1718 CBL 88 104 43.4 39
Show 20518+1736 J 2325 260 5.4 40
Show 20514+1619 BPM2283 243 38.1 40
Show 20503+1630 LDS1048 AB 151 13.7 40
Show 20503+1630 LDS1048 AC 213 1.6 40
Show 20535+1734 UC 4319 158 67.6 42
Show 20548+1642 ROE 126 138 9.7 46
Show 20500+1732 TDS1104 299 1.9 48
Show 20542+1619 BPM2289 75 96.0 48
Show 20534+1742 BPM2286 19 97.0 48
Show 20505+1616 KPP4216 237 1.6 49
Show 20555+1730 J 3328 120 4.2 57
Show 20506+1601 BPM2281 268 35.3 61
Show 20485+1628 BPM2271 127 97.8 61
Show 20556+1744 BPM2297 91 30.5 67
Show 20501+1556 BPM2278 296 68.3 69
Show 20530+1806 UC 4316 216 48.9 71
Show 20479+1732 BRT1348 123 5.7 71
Show 20518+1545 GWP3007 163 8.1 73
Show 20481+1616 SKF1770 223 3.4 73
Show 20509+1544 BPM2282 160 54.6 77
Show 20489+1558 BPM2275 143 74.7 77
Show 20499+1811 UC 4302 172 82.1 82
Show 20481+1601 BPM2269 222 81.9 82
Show 20463+1715 GWP2995 257 8.3 87
Show 20485+1545 BPM2272 333 103.7 90
Show 20527+1528 HJ 1585 195 14.3 91
Show 20466+1616 BPM2261 202 69.5 91
Show 20463+1624 BPM2257 337 107.8 92
Show 20570+1758 COU 427 221 1.5 92
Show 20467+1607 STF2727 AB 266 8.8 95
Show 20467+1607 FYM 18 AD 323 109.4 95
Show 20571+1801 J 607 305 3.1 95
Show 20588+1701 BPM2305 249 73.9 95
Show 20585+1626 STF2738 BC 102 222.7 96
Show 20468+1602 BPM2264 222 107.2 96
Show 20585+1626 STF2738 AB 254 15.0 96
Show 20585+1626 STF2738 AC 104 209.4 96
Show 20456+1714 COU 425 327 0.7 97
Show 20480+1816 BPM2268 54 74.1 99
Show 20509+1517 J 3113 111 4.8 99

 
 
WDS 20522+1656 : COMPONENTS
 
 
  A B
B pa=39.3°
sep=73.48"
 
C pa=43.8°
sep=72.21"
pa=143.8°
sep=5.93"
 
 
20522+1656 A
 
 
Coord arcsec 2000 205209.60+165613.0 Mag 8.77 Spectral class F5 (yellow-white) PmRA 40.00
PmDE 2.0 SAO 106591 Tycho2 1651-00358-1 HD 198770
DM BD+16 4391
Tycho2
Tycho2 1651-00358-1 Pflag RAmdeg 313.04000407 DEmdeg 16.93696638
PmRA 41.0 PmDE 3.0 E RAmdeg 8 E DEmdeg 9
E pmRA 1.0 E pmDE 1.0 EpRAm 1990.43 EpDEm 1989.98
Num 10 Q RAmdeg 1.6 Q DEmdeg 0.9 Q pmRA 1.7
Q pmDE 0.9 BTmag 9.162 E BTmag 0.018 VTmag 8.769
E VTmag 0.014 Prox 999 TYC T HIP
CCDM RAdeg 313.03990361 DEdeg 16.93695944 EpRA 1990 1.49
EpDE 1990 1.33 E RAdeg 7.5 E DEdeg 8.5 Posflg
Corr -0.1
SAO
SAO 106591 DelFlag RA1950 PmRA1950 0.0028
DE1950 PmDE1950 0.009 Vmag 8.8 SpType F5
Double code Source 28 CatNum 8445 DM BD+16 4391
DMcomp BDsup HD 198770 M HD 0
GC RA1950rad 5.45346519 DE1950rad 0.2923076 PmRA2000 0.0029
PmDE2000 0.007
CCDM
Ccdm 20522+1656 RComp Comp A Note1
Note2 Discov num DRAs -2.48 DDEs 14.2
R dRAs 10 Year Theta Rho
Obs 3 Vmag 8.7 Sp F5 PmNote *
PmRA 31 PmDE 24 Dm number +16 4391 Cat1 BD
Name2 +16 2280 Cat2 AGK2/3 HD 198770 M HD
ADS BDS M ADS BDS N IDS IDS 20475N1633A
HIC
 
 
20522+1656 B
 
 
Coord arcsec 2000 205212.84+165709.9 Coord calc 205212.84+165709.9 Mag 13.3 PmRA 6.00
PmDE 14.0 Calc delta mag 4.53
CCDM
Ccdm 20522+1656 RComp Comp B Note1
Note2 Discov num J 3116 DRAs DDEs
R dRAs Year 1944 Theta 040 Rho 70.0
Obs 1 Vmag 12.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20475N1633B
HIC
 
 
20522+1656 C
 
 
Coord arcsec 2000 205213.08+165705.1 Mag 14.8 PmRA -2.00 PmDE -22.0
Calc delta mag 6.03 Calc coord yes
CCDM
Ccdm 20522+1656 RComp B Comp C Note1
Note2 Discov num J 3116 DRAs DDEs
R dRAs Year 1944 Theta 130 Rho 3.0
Obs 1 Vmag 14.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20475N1633C
HIC