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Doubles in session


Current system
20425+4916
ARG 39 BE


Nearby doubles
12' : 20434+4923
STJ 111

13' : 20438+4921
HEI 911

15' : 20418+4929
HEI 910

25' : 20406+4900
ES 509

25' : 20441+4856
HEI 912

29' : 20405+4855
ES 807

47' : 20470+4901
HDS2962

48' : 20457+4951
TDT2521

51' : 20409+4828
ES 808

59' : 20421+5013
ES 91AB

61' : 20387+4830
HJ 1558

61' : 20396+4823
RAO 616

63' : 20466+5004
HDS2959

64' : 20465+5005
HDS2958AB

65' : 20422+5020
BU 675AB

66' : 20454+4816
UC 254

71' : 20397+4806
ES 806AB

72' : 20449+5023
SKF2395

77' : 20378+5018
DAM 293

77' : 20414+4758
ES 809AB

78' : 20383+5023
HU 588AB

82' : 20389+4803
CNT 7

82' : 20380+5025
DAM 294

83' : 20383+4804
ES 89AB

87' : 20376+5028
L 49

87' : 20496+5008
ES 94AB



Selections
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Binary Systems
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20425+4916 ARG 39 BE

 
 
20h 42m 29.85s +49° 15' 45.7" P.A. 55.00 sep 44.1 mag 8.93,15.00 Sp K5
 
 
Coord 2000 20425+4916 Discov num ARG  39 Comp BE Coord arcsec 2000 20 42 29.85 +49 15 45.7
Date first 1909 Date last 2018 Obs 9
Pa first 56 Pa last 54.7 P.A. Now (θ) 54.7°
Sep first 30.2 Sep last 44.113 Sep. Now (ρ) 44.113"
Mag pri 8.93 Mag sec 15.00 delta mag (ΔM) 6.07 Spectral class K5 (yellow-orange)
Pri motion ra -080 Sec motion ra
Pri motion dec -099 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
20425+4916 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 197548 49964 20 42 30 +49 15 59 ARG 39 AB 2018 76 184 15.4 8.42 8.93 0.51
Show 49964 20 42 30 +49 15 59 ARG 39 AF 2018 11 258 34.4 8.42 14.00 5.58
Show 49964 20 42 30 +49 15 59 ARG 39 AG 2018 11 341 52.4 8.42 13.64 5.22
Show 49965 20 42 30 +49 15 46 ARG 39 BC 2018 15 100 35.4 8.93 13.32 4.39
Show 49965 20 42 30 +49 15 46 ARG 39 BD 2018 12 241 21.1 8.93 14.30 5.37
Show 49965 20 42 30 +49 15 46 ARG 39 BE 2018 9 55 44.1 8.93 15.00 6.07 <===
Septuple system
7 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus SAO 49965 Gaia DR2 2168221334959975424
 
 
WDS 20425+4916 ARG 39 BE : NOTES
 
 
discov_num notes refcode
ARG 39 AB: ES 92.
 
 
DISCOVERER
 
 
discov author
ARG Argelander, F.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
20425+4916 ARG 39 BE 2000 3 55 41.5 8.93 15.00 K5 N 204229.85+491545.7
20425+4916 ARG 39 BE 2013 4 55 43.0 8.93 15.00 K5 N 204229.85+491545.7
20425+4916 ARG 39 BE 2015 5 55 43.3 8.93 15.00 K5 N 204229.85+491545.7
20425+4916 ARG 39 BE 2018 5 55 44.1 8.93 15.00 K5 N 204229.85+491545.7

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

 
 
WDS 20425+4916 ARG 39 BE : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20425+4916 ARG 39 BE : MEASURES
 
 
No records found.

 
 
WDS 20425+4916 : VIRTUAL EYEPIECE
 
 

20425+4916 ARG 39A mag 8.42 Sp K5 20425+4916 ARG 39B sep 13.4 P.A. 177.50 mag 8.93 Sp K0 20425+4916 ARG 39C sep 40.5 P.A. 119.00 mag 13.32 20425+4916 ARG 39D sep 29.6 P.A. 216.70 mag 14.3 20425+4916 ARG 39E sep 38.5 P.A. 71.70 mag 15 20425+4916 ARG 39F sep 34.4 P.A. 258.00 mag 14 20425+4916 ARG 39G sep 52.4 P.A. 341.00 mag 13.64 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 20425+4916 : ALADIN DSS IMAGE @ 20h 42m 29.85s +49° 15' 45.7"
 
 
 
 
WDS 20425+4916 ARG 39 BE : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20425+4916 ARG 39BE distance=0' 20425+4916 ARG 39AB distance=1' 20425+4916 ARG 39AF distance=1' 20425+4916 ARG 39AG distance=1' 20434+4923 STJ 111 distance=12' 20438+4921 HEI 911 distance=13' 20418+4929 HEI 910 distance=15' 20406+4900 ES 509 distance=25' 20441+4856 HEI 912 distance=25' 20405+4855 ES 807 distance=29' 20470+4901 HDS2962 distance=47' 20457+4951 TDT2521 distance=48' 20409+4828 ES 808 distance=51' 20421+5013 ES 91BC distance=59' 20421+5013 ES 91AB distance=59' 20421+5013 ES 91AC distance=59' 20387+4830 HJ 1558 distance=61' 20396+4823 RAO 616 distance=61' 20466+5004 HDS2959 distance=63' 20465+5005 HDS2958AB distance=64' 20422+5020 BU 675AB distance=65' 20422+5020 BU 675AC distance=65' 20422+5020 BU 675AD distance=65' 20422+5020 BU 675AE distance=65' 20454+4816 UC 254 distance=66' 20397+4806 ES 806AB distance=71' 20397+4806 ES 806AC distance=71' 20449+5023 SKF2395 distance=72' 20378+5018 DAM 293 distance=77' 20414+4758 ES 809AB distance=77' 20414+4758 SKF2394AC distance=77' 20383+5023 HU 588AB distance=78' 20389+4803 CNT 7 distance=82' 20380+5025 DAM 294 distance=82' 20383+4804 ES 89AB distance=83' 20376+5028 L 49 distance=87' 20496+5008 ES 94AB distance=87' 20496+5008 GUI 34AD distance=87' 20347+4957 ES 2696 distance=87' 20496+5008 ES 94BC distance=88' 20441+5043 LEP 171 distance=89' 20348+4830 ES 666 distance=89' 20457+5040 STT 412BC distance=91' 20457+5040 STT 412AB distance=91' 20457+5040 STT 412AC distance=91' 20379+4757 GUI 33BC distance=92' 20379+4757 STF2707AB distance=92' 20379+4757 STF2707AC distance=92' 20379+4757 ES 2697AD distance=92' 20379+4757 HDS2944Ca,Cb distance=93' 20521+4923 ES 811 distance=95' 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 20425+4916 ARG 39 BC 100 35.4 0
Show 20425+4916 ARG 39 BD 241 21.1 0
Show 20425+4916 ARG 39 BE 55 44.1 0
Show 20425+4916 ARG 39 AB 184 15.4 1
Show 20425+4916 ARG 39 AF 258 34.4 1
Show 20425+4916 ARG 39 AG 341 52.4 1
Show 20434+4923 STJ 111 64 0.9 12
Show 20438+4921 HEI 911 125 2.4 13
Show 20418+4929 HEI 910 201 1.6 15
Show 20406+4900 ES 509 285 8.6 25
Show 20441+4856 HEI 912 201 1.7 25
Show 20405+4855 ES 807 154 3.9 29
Show 20470+4901 HDS2962 222 0.1 47
Show 20457+4951 TDT2521 236 0.3 48
Show 20409+4828 ES 808 157 3.3 51
Show 20421+5013 ES 91 BC 247 14.8 59
Show 20421+5013 ES 91 AB 189 4.6 59
Show 20421+5013 ES 91 AC 235 17.6 59
Show 20387+4830 HJ 1558 205 4.4 61
Show 20396+4823 RAO 616 122 1.8 61
Show 20466+5004 HDS2959 21 0.5 63
Show 20465+5005 HDS2958 AB 334 0.1 64
Show 20422+5020 BU 675 AB 102 3.3 65
Show 20422+5020 BU 675 AC 185 28.8 65
Show 20422+5020 BU 675 AD 329 33.3 65
Show 20422+5020 BU 675 AE 240 72.0 65
Show 20454+4816 UC 254 181 17.9 66
Show 20397+4806 ES 806 AB 267 7.0 71
Show 20397+4806 ES 806 AC 24 11.9 71
Show 20449+5023 SKF2395 204 4.1 72
Show 20378+5018 DAM 293 286 4.8 77
Show 20414+4758 ES 809 AB 285 1.6 77
Show 20414+4758 SKF2394 AC 68 3.0 77
Show 20383+5023 HU 588 AB 245 2.0 78
Show 20389+4803 CNT 7 82 3.5 82
Show 20380+5025 DAM 294 258 4.1 82
Show 20383+4804 ES 89 AB 209 21.5 83
Show 20376+5028 L 49 82 4.1 87
Show 20496+5008 ES 94 AB 15 102.7 87
Show 20496+5008 GUI 34 AD 58 86.9 87
Show 20347+4957 ES 2696 147 12.2 87
Show 20496+5008 ES 94 BC 79 2.5 88
Show 20441+5043 LEP 171 172 4.4 89
Show 20348+4830 ES 666 317 3.0 89
Show 20457+5040 STT 412 BC 186 5.0 91
Show 20457+5040 STT 412 AB 279 26.0 91
Show 20457+5040 STT 412 AC 268 26.2 91
Show 20379+4757 GUI 33 BC 199 76.6 92
Show 20379+4757 STF2707 AB 29 21.8 92
Show 20379+4757 STF2707 AC 195 55.3 92
Show 20379+4757 ES 2697 AD 192 17.5 92

 
 
WDS 20425+4916 : COMPONENTS
 
 
  A B C D E F
B pa=177.5°
sep=13.41"
 
C pa=119.0°
sep=40.46"
pa=100.1°
sep=35.35"
 
D pa=216.7°
sep=29.65"
pa=240.5°
sep=21.05"
pa=265.5°
sep=53.29"
 
E pa=71.7°
sep=38.53"
pa=54.7°
sep=44.11"
pa=2.2°
sep=31.71"
pa=56.6°
sep=65.09"
 
F pa=258.0°
sep=34.38"
pa=280.4°
sep=34.78"
pa=280.2°
sep=70.13"
pa=316.3°
sep=22.99"
pa=254.7°
sep=72.80"
 
G pa=341.0°
sep=52.41"
pa=344.3°
sep=65.38"
pa=322.8°
sep=86.79"
pa=0.5°
sep=73.32"
pa=304.9°
sep=65.43"
pa=16.3°
sep=59.07"
 
 
20425+4916 A
 
 
Name HD 197548 Coord arcsec 2000 204229.79+491559.1 Mag 8.42 Spectral class K5 (yellow-orange)
PmRA 9.00 PmDE 2.0 SAO 49964 Tycho2 3582-01449-1
HD 197548 DM BD+48 3193
Tycho2
Tycho2 3582-01449-1 Pflag RAmdeg 310.62414528 DEmdeg 49.26642813
PmRA 8.9 PmDE 2.8 E RAmdeg 8 E DEmdeg 8
E pmRA 1.5 E pmDE 1.5 EpRAm 1991.35 EpDEm 1991.33
Num 5 Q RAmdeg 0.5 Q DEmdeg 0.9 Q pmRA 0.5
Q pmDE 0.8 BTmag 9.579 E BTmag 0.022 VTmag 8.418
E VTmag 0.013 Prox 126 TYC T HIP
CCDM RAdeg 310.62411361 DEdeg 49.26642167 EpRA 1990 1.72
EpDE 1990 1.71 E RAdeg 7.8 E DEdeg 8.2 Posflg
Corr 0.1
SAO
SAO 49964 DelFlag RA1950 PmRA1950 0.0009
DE1950 PmDE1950 0.026 Vmag 8.6 SpType K5
Double code Source 3 CatNum 1711 DM BD+48 3193
DMcomp BDsup HD 197548 M HD 0
GC RA1950rad 5.41450798 DE1950rad 0.85671192 PmRA2000 0.0013
PmDE2000 0.023
CCDM
Ccdm 20425+4916 RComp Comp A Note1
Note2 Discov num DRAs -0.25 DDEs -0.3
R dRAs 10 Year Theta Rho
Obs 7 Vmag 8.7 Sp K5 PmNote *
PmRA 10 PmDE 11 Dm number +48 3193 Cat1 BD
Name2 +49 1711 Cat2 AGK2/3 HD 197548 M HD
ADS BDS A14194 M ADS BDS N IDS IDS 20393N4854A
HIC
 
 
20425+4916 B
 
 
Coord arcsec 2000 204229.85+491545.7 Coord calc 204229.85+491545.7 Mag 8.93 Spectral class K0 (yellow-orange)
PmRA -80.00 PmDE -101.0 SAO 49965 DM BD+48 3194
Delta magnitude 0.51
SAO
SAO 49965 DelFlag RA1950 PmRA1950 -0.0095
DE1950 PmDE1950 -0.1 Vmag 8.9 SpType
Double code Source 3 CatNum 1712 DM BD+48 3194
DMcomp BDsup HD M HD
GC RA1950rad 5.41454366 DE1950rad 0.85666853 PmRA2000 -0.0091
PmDE2000 -0.103
CCDM
Ccdm 20425+4916 RComp Comp B Note1
Note2 Discov num ARG 39 DRAs -0.23 DDEs -12.7
R dRAs 10 Year 1949 Theta 148 Rho 9.6
Obs 15 Vmag 9.3 Sp PmNote *
PmRA -85 PmDE -77 Dm number +48 3194 Cat1 BD
Name2 +49 1712 Cat2 AGK2/3 HD M HD
ADS BDS A14194 M ADS BDS N IDS IDS 20393N4854B
HIC
 
 
20425+4916 C
 
 
Coord arcsec 2000 204233.41+491539.5 Mag 13.32 PmRA 10.00 PmDE -1.0
Delta magnitude 4.9 Coordinate calculated yes
CCDM
Ccdm 20425+4916 RComp B Comp C Note1
Note2 Discov num ARG 39 DRAs DDEs
R dRAs Year 1926 Theta 121 Rho 32.0
Obs 8 Vmag 13.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14194 M ADS BDS N IDS IDS 20393N4854C
HIC
 
 
20425+4916 D
 
 
Coord arcsec 2000 204227.98+491535.3 Mag 14.3 PmRA -6.00 PmDE -1.0
Delta magnitude 5.88 Coordinate calculated yes
CCDM
Ccdm 20425+4916 RComp B Comp D Note1
Note2 Discov num ARG 39 DRAs DDEs
R dRAs Year 1907 Theta 233 Rho 33.4
Obs 2 Vmag 14.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14194 M ADS BDS N IDS IDS 20393N4854D
HIC
 
 
20425+4916 E
 
 
Coord arcsec 2000 204233.53+491611.2 Mag 15 Delta magnitude 6.58 Coordinate calculated yes
CCDM
Ccdm 20425+4916 RComp Comp E Note1
Note2 Discov num ARG 39 DRAs DDEs
R dRAs Year 1909 Theta 056 Rho 30.2
Obs 1 Vmag 15.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14194 M ADS BDS N IDS IDS 20393N4854E
HIC
 
 
20425+4916 F
 
 
Coord arcsec 2000 204226.35+491552.0 Mag 14 Delta magnitude 5.58 Coordinate calculated yes
CCDM
Ccdm 20425+4916 RComp Comp F Note1
Note2 Discov num ARG 39 DRAs DDEs
R dRAs Year 1909 Theta 258 Rho 30.7
Obs 1 Vmag 14.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14194 M ADS BDS N IDS IDS 20393N4854F
HIC
 
 
20425+4916 G
 
 
Coord arcsec 2000 204228.05+491648.7 Mag 13.64 PmRA -4.00 PmDE -7.0
Delta magnitude 5.22 Coordinate calculated yes
CCDM
Ccdm 20425+4916 RComp Comp G Note1
Note2 Discov num ARG 39 DRAs DDEs
R dRAs Year 1909 Theta 345 Rho 52.0
Obs 1 Vmag 13.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14194 M ADS BDS N IDS IDS 20393N4854G
HIC