stampa
Login

Enhance your experience with Stelle Doppie.
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
20271+3909
ALI 932


Nearby doubles
2' : 20271+3910
TDT2284

9' : 20275+3902
TDT2290

15' : 20259+3914
SEI1122

19' : 20263+3925
ES 1975

20' : 20287+3911
CBL 83

21' : 20261+3852
MLB1017

23' : 20286+3923
TDT2315

25' : 20277+3932
TDT2292

26' : 20281+3847
ALI 933

27' : 20290+3924
ALI1144

27' : 20292+3919
SEI1134

28' : 20293+3901
DAM 315

28' : 20249+3858
COU2418

31' : 20296+3901
ALI 936AB

32' : 20252+3846
TDT2255

32' : 20296+3856
MLB 775

35' : 20241+3912
SEI1115

36' : 20240+3906
FGS 32

38' : 20239+3912
J 129

40' : 20272+3948
SEI1127

41' : 20272+3949
ES 1976

43' : 20235+3918
SEI1111

44' : 20276+3926
GUL 3

44' : 20298+3939
LSC 90

44' : 20236+3854
TDT2232AB

44' : 20296+3836
SEI1136



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.

20271+3909 ALI 932

 
 
20h 27m 03.19s +39° 09' 05.8" P.A. 194.00 sep 14.2 mag 11.44,13.60
 
 
Coord 2000 20271+3909 Discov num ALI 932 Comp Coord arcsec 2000 20 27 03.19 +39 09 05.8
Date first 1928 Date last 2015 Obs 9
Pa first 197 Pa last 194.4 P.A. Now (θ) 194.4°
Sep first 14.1 Sep last 14.208 Sep. Now (ρ) 14.208"
Mag pri 11.44 Mag sec 13.60 delta mag (ΔM) 2.16 Spectral class
Pri motion ra -001 Sec motion ra +001
Pri motion dec -004 Sec motion dec -005
Notes
rPM=0.439
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3152-00173-1 Gaia DR2 2067168451058931840
 
 
WDS 20271+3909 ALI 932 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ali1949 Pa - Ali, A. 1949AJ.....54..199A
Ali1949 AJ 54, 199, 1949
Ali1950 Pa - Ali, A. 1950AJ.....55..209A
Ali1950 AJ 55, 208, 1950
Ali1952 Pa - Ali, A. 1952AJ.....57..146A
Ali1952 AJ 57, 146, 1952
Ali1955 Pa - Ali, A. .
Ali1955 Pub. Nizamiah Obs. 13, Pt. 2, 1955
Ali9999 Pa - Ali, A. ...................
Ali9999 +Po Unpublished, manuscript or reference not found.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
20271+3909 ALI 932 1998 2 194 14.2 11.44 13.60 D 202703.19+390905.8
20271+3909 ALI 932 2002 3 194 14.2 11.44 13.60 D 202703.19+390905.8
20271+3909 ALI 932 2010 4 194 14.2 11.44 13.60 202703.19+390905.8
20271+3909 ALI 932 2015 5 194 14.2 11.44 13.60 202703.19+390905.8

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

 
 
WDS 20271+3909 ALI 932 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20271+3909 ALI 932 : MEASURES
 
 
No records found.

 
 
WDS 20271+3909 : VIRTUAL EYEPIECE
 
 

20271+3909 ALI 932A mag 11.44 20271+3909 ALI 932B sep 14.0 P.A. 191.30 mag 13.6 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 20271+3909 : ALADIN DSS IMAGE @ 20h 27m 03.19s +39° 09' 05.8"
 
 
 
 
WDS 20271+3909 ALI 932 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20271+3909 ALI 932 distance=1' 20271+3910 TDT2284 distance=2' 20275+3902 TDT2290 distance=9' 20259+3914 SEI1122 distance=15' 20263+3925 ES 1975 distance=19' 20287+3911 CBL 83 distance=20' 20261+3852 MLB1017 distance=21' 20286+3923 TDT2315 distance=23' 20277+3932 TDT2292 distance=25' 20281+3847 ALI 933 distance=26' 20290+3924 ALI1144 distance=27' 20292+3919 SEI1134 distance=27' 20293+3901 DAM 315 distance=28' 20249+3858 COU2418 distance=28' 20296+3901 ALI 936AB distance=31' 20296+3901 SEI1137AC distance=31' 20252+3846 TDT2255 distance=32' 20296+3856 MLB 775 distance=32' 20241+3912 SEI1115 distance=35' 20240+3906 FGS 32 distance=36' 20239+3912 J 129 distance=38' 20272+3948 SEI1127 distance=40' 20272+3949 ES 1976 distance=41' 20235+3918 SEI1111 distance=43' 20276+3926 GUL 3 distance=44' 20298+3939 LSC 90 distance=44' 20236+3854 TDT2232AB distance=44' 20236+3854 GII 51AC distance=44' 20236+3854 GII 51Aa,Ab distance=44' 20296+3836 SEI1136 distance=44' 20236+3852 TDT2233 distance=45' 20306+3850 SEI1144 distance=46' 20230+3913 STTA206AB distance=48' 20230+3913 STTA206AD distance=48' 20237+3937 ALI1141 distance=48' 20230+3913 SEI1107BC distance=49' 20311+3854 SEI1149 distance=50' 20280+3958 TDT2299 distance=50' 20300+3832 SMA 117 distance=51' 20282+3821 TDT2304 distance=51' 20229+3856 SEI1106 distance=51' 20281+3820 SMR 71 distance=51' 20311+3847 SEI1150 distance=52' 20311+3935 LDS6414 distance=53' 20304+3833 A 1430 distance=54' 20238+3830 BKO 153BF distance=55' 20238+3830 BKO 153BE distance=55' 20238+3830 BKO 153BG distance=55' 20238+3830 FYM 128BH distance=55' 20238+3830 FYM 128BI distance=55' 20238+3830 BUP 209AB distance=55' 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 20271+3909 ALI 932 194 14.2 1
Show 20271+3910 TDT2284 101 1.9 2
Show 20275+3902 TDT2290 285 0.8 9
Show 20259+3914 SEI1122 271 27.6 15
Show 20263+3925 ES 1975 26 4.1 19
Show 20287+3911 CBL 83 172 41.8 20
Show 20261+3852 MLB1017 21 3.2 21
Show 20286+3923 TDT2315 141 1.5 23
Show 20277+3932 TDT2292 167 0.5 25
Show 20281+3847 ALI 933 254 13.8 26
Show 20290+3924 ALI1144 165 11.6 27
Show 20292+3919 SEI1134 32 3.8 27
Show 20293+3901 DAM 315 281 10.3 28
Show 20249+3858 COU2418 331 2.0 28
Show 20296+3901 ALI 936 AB 77 10.5 31
Show 20296+3901 SEI1137 AC 310 22.0 31
Show 20252+3846 TDT2255 321 0.9 32
Show 20296+3856 MLB 775 167 10.8 32
Show 20241+3912 SEI1115 181 23.6 35
Show 20240+3906 FGS 32 -1 -1.0 36
Show 20239+3912 J 129 35 3.3 38
Show 20272+3948 SEI1127 116 26.3 40
Show 20272+3949 ES 1976 79 3.8 41
Show 20235+3918 SEI1111 10 25.3 43
Show 20276+3926 GUL 3 335 0.5 44
Show 20298+3939 LSC 90 335 0.1 44
Show 20236+3854 TDT2232 AB 211 1.5 44
Show 20236+3854 GII 51 AC 356 3.2 44
Show 20236+3854 GII 51 Aa,Ab 115 0.1 44
Show 20296+3836 SEI1136 259 11.5 44
Show 20236+3852 TDT2233 151 2.4 45
Show 20306+3850 SEI1144 177 18.1 46
Show 20230+3913 STTA206 AB 254 43.7 48
Show 20230+3913 STTA206 AD 259 24.5 48
Show 20237+3937 ALI1141 21 11.5 48
Show 20230+3913 SEI1107 BC 69 19.3 49
Show 20311+3854 SEI1149 203 19.6 50
Show 20280+3958 TDT2299 8 0.5 50
Show 20300+3832 SMA 117 264 12.4 51
Show 20282+3821 TDT2304 199 5.4 51
Show 20229+3856 SEI1106 109 3.8 51
Show 20281+3820 SMR 71 65 8.4 51
Show 20311+3847 SEI1150 74 21.6 52
Show 20311+3935 LDS6414 346 8.0 53
Show 20304+3833 A 1430 132 3.4 54
Show 20238+3830 BKO 153 BF 323 16.0 55
Show 20238+3830 BKO 153 BE 264 14.7 55
Show 20238+3830 BKO 153 BG 31 14.6 55
Show 20238+3830 FYM 128 BH 223 10.9 55
Show 20238+3830 FYM 128 BI 57 32.2 55
Show 20238+3830 BUP 209 AB 320 38.5 55

 
 
WDS 20271+3909 : COMPONENTS
 
 
  A
B pa=191.3°
sep=14.03"
 
 
20271+3909 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202703.19+390905.8 Mag 11.44 PmRA -1.00
PmDE -4.0 Tycho2 3152-00173-1
Tycho2
Tycho2 3152-00173-1 Pflag RAmdeg 306.76329444 DEmdeg 39.15162114
PmRA -2.3 PmDE 2.3 E RAmdeg 43 E DEmdeg 42
E pmRA 1.7 E pmDE 1.7 EpRAm 1983.33 EpDEm 1983.21
Num 5 Q RAmdeg 1.5 Q DEmdeg 1.5 Q pmRA 1.5
Q pmDE 1.5 BTmag 11.614 E BTmag 0.062 VTmag 11.435
E VTmag 0.086 Prox 726 TYC T HIP
CCDM RAdeg 306.76329889 DEdeg 39.15161361 EpRA 1990 1.54
EpDE 1990 1.63 E RAdeg 45.1 E DEdeg 44.4 Posflg
Corr 0.0
CCDM
Ccdm 20271+3909 RComp Comp A Note1
Note2 Discov num DRAs -2.78 DDEs 4.5
R dRAs 65 Year Theta Rho
Obs 2 Vmag 11.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20234N3849A
HIC
 
 
20271+3909 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202702.95+390852.0 Mag 13.6 PmRA 1.00
PmDE -5.0 Calc delta mag 2.16 Calc coord yes
CCDM
Ccdm 20271+3909 RComp Comp B Note1
Note2 Discov num ALI 932 DRAs -3.07 DDEs -9.1
R dRAs 65 Year 1928 Theta 197 Rho 14.1
Obs 1 Vmag 13.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20234N3849B
HIC