stampa
Login

About to create a great list of doubles? Share it with other users!
Create your account here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
21484+3806
ALI 694


Nearby doubles
17' : 21493+3816
A 1448

23' : 21466+3815
COU1639

28' : 21502+3750
ES 1996

31' : 21457+3800
DAM1461

32' : 21471+3737
GRV 504

40' : 21450+3800
LDS1054

42' : 21512+3741
TDT3193

45' : 21492+3849
TDT3176

47' : 21464+3847
MLB 961

48' : 21520+3826
HDS3114

48' : 21522+3817
TDT3205

50' : 21506+3847
MLB 962

51' : 21514+3730
SEI1540

51' : 21440+3757
SEI1533

59' : 21438+3742
TDT3122

59' : 21434+3817
S 799AB

60' : 21453+3853
TDT3139

60' : 21432+3801
BLL 55AB

60' : 21436+3822
ES 2522

62' : 21432+3815
DAM 232

62' : 21520+3722
CRB 144

62' : 21526+3841
MLB 991

66' : 21481+3911
TDT3162

68' : 21490+3912
TDT3173

68' : 21517+3716
COU1641

68' : 21520+3857
COU1823



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.

21484+3806 ALI 694

 
 
21h 48m 18.94s +38° 05' 21.8" P.A. 163.00 sep 6.4 mag 12.54,13.30
 
 
Coord 2000 21484+3806 Discov num ALI 694 Comp Coord arcsec 2000 21 48 18.94 +38 05 21.8
Date first 1929 Date last 2015 Obs 7
Pa first 156 Pa last 162.9 P.A. Now (θ) 162.9°
Sep first 7.0 Sep last 6.357 Sep. Now (ρ) 6.357"
Mag pri 12.54 Mag sec 13.30 delta mag (ΔM) 0.76 Spectral class
Pri motion ra +017 Sec motion ra +007
Pri motion dec -001 Sec motion dec -009
Notes
rPM=0.752
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3184-02094-1 Gaia DR2 1953157685194337920
 
 
WDS 21484+3806 ALI 694 : 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Ali9999 +Po Unpublished, manuscript or reference not found.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
21484+3806 ALI 694 2000 2 161 6.5 12.54 13.30 D 214819.00+380519.7
21484+3806 ALI 694 2002 3 161 6.5 12.54 13.30 D 214819.00+380519.7
21484+3806 ALI 694 2015 4 163 6.4 12.54 13.30 214818.94+380521.8

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

 
 
WDS 21484+3806 ALI 694 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21484+3806 ALI 694 : MEASURES
 
 
No records found.

 
 
WDS 21484+3806 : VIRTUAL EYEPIECE
 
 

21484+3806 ALI 694A mag 12.54 21484+3806 ALI 694B sep 6.2 P.A. 166.40 mag 13.3 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 21484+3806 : ALADIN DSS IMAGE @ 21h 48m 18.94s +38° 05' 21.8"
 
 
 
 
WDS 21484+3806 ALI 694 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21484+3806 ALI 694 distance=0' 21493+3816 A 1448 distance=17' 21466+3815 COU1639 distance=23' 21502+3750 ES 1996 distance=28' 21457+3800 DAM1461 distance=31' 21471+3737 GRV 504 distance=32' 21450+3800 LDS1054 distance=40' 21512+3741 TDT3193 distance=42' 21492+3849 TDT3176 distance=45' 21464+3847 MLB 961 distance=47' 21520+3826 HDS3114 distance=48' 21522+3817 TDT3205 distance=48' 21506+3847 MLB 962 distance=50' 21514+3730 SEI1540 distance=51' 21440+3757 SEI1533 distance=51' 21434+3817 S 799BD distance=57' 21438+3742 TDT3122 distance=59' 21434+3817 KUI 109Aa,Ab distance=59' 21434+3817 S 799AB distance=59' 21434+3817 S 799AC distance=59' 21453+3853 TDT3139 distance=60' 21432+3801 HDS3094Aa,Ab distance=60' 21432+3801 BLL 55AB distance=60' 21436+3822 ES 2522 distance=60' 21432+3815 DAM 232 distance=62' 21520+3722 CRB 144 distance=62' 21526+3841 MLB 991 distance=62' 21481+3911 TDT3162 distance=66' 21490+3912 TDT3173 distance=68' 21517+3716 COU1641 distance=68' 21520+3857 COU1823 distance=68' 21487+3914 TDS1147 distance=69' 21429+3734 ES 2521AB distance=72' 21429+3734 ES 2521AC distance=72' 21436+3715 TDS1143 distance=76' 21547+3814 TOK 638AB distance=77' 21529+3901 SEI1542 distance=78' 21509+3918 MLB 788 distance=80' 21415+3817 SEI1532 distance=82' 21504+3927 HO 170 distance=85' 21421+3848 ALI 980 distance=86' 21520+3653 J 3149AB distance=86' 21520+3653 TDT3202AC distance=86' 21429+3904 GRV 496 distance=87' 21550+3843 KU 62 distance=87' 21408+3806 TDS1140 distance=90' 21412+3735 TDT3109 distance=90' 21559+3752 ES 2524 distance=91' 21550+3851 TDT3237 distance=92' 21493+3937 SEI1536 distance=93' 21556+3849 A 1449 distance=96' 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 21484+3806 ALI 694 163 6.4
Show 21493+3816 A 1448 331 4.7 17
Show 21466+3815 COU1639 204 1.8 23
Show 21502+3750 ES 1996 337 2.3 28
Show 21457+3800 DAM1461 190 1.7 31
Show 21471+3737 GRV 504 21 53.5 32
Show 21450+3800 LDS1054 8 127.0 40
Show 21512+3741 TDT3193 212 1.2 42
Show 21492+3849 TDT3176 1 2.3 45
Show 21464+3847 MLB 961 4 6.5 47
Show 21520+3826 HDS3114 119 0.1 48
Show 21522+3817 TDT3205 142 0.5 48
Show 21506+3847 MLB 962 322 4.4 50
Show 21514+3730 SEI1540 207 23.6 51
Show 21440+3757 SEI1533 13 25.7 51
Show 21434+3817 S 799 BD 254 34.0 57
Show 21438+3742 TDT3122 280 0.6 59
Show 21434+3817 KUI 109 Aa,Ab 142 1.9 59
Show 21434+3817 S 799 AB 60 149.5 59
Show 21434+3817 S 799 AC 318 135.3 59
Show 21453+3853 TDT3139 65 0.5 60
Show 21432+3801 HDS3094 Aa,Ab 245 0.1 60
Show 21432+3801 BLL 55 AB 117 142.4 60
Show 21436+3822 ES 2522 101 4.0 60
Show 21432+3815 DAM 232 299 8.3 62
Show 21520+3722 CRB 144 109 12.2 62
Show 21526+3841 MLB 991 4.4 62
Show 21481+3911 TDT3162 146 2.0 66
Show 21490+3912 TDT3173 137 0.6 68
Show 21517+3716 COU1641 309 2.1 68
Show 21520+3857 COU1823 13 1.0 68
Show 21487+3914 TDS1147 26 1.0 69
Show 21429+3734 ES 2521 AB 200 8.2 72
Show 21429+3734 ES 2521 AC 93 16.5 72
Show 21436+3715 TDS1143 180 0.9 76
Show 21547+3814 TOK 638 AB 65 999.9 77
Show 21529+3901 SEI1542 172 29.7 78
Show 21509+3918 MLB 788 52 4.9 80
Show 21415+3817 SEI1532 139 5.1 82
Show 21504+3927 HO 170 256 0.3 85
Show 21421+3848 ALI 980 139 8.9 86
Show 21520+3653 J 3149 AB 93 5.0 86
Show 21520+3653 TDT3202 AC 210 0.6 86
Show 21429+3904 GRV 496 72 29.9 87
Show 21550+3843 KU 62 54 1.6 87
Show 21408+3806 TDS1140 191 1.0 90
Show 21412+3735 TDT3109 59 0.6 90
Show 21559+3752 ES 2524 277 6.2 91
Show 21550+3851 TDT3237 115 1.7 92
Show 21493+3937 SEI1536 147 28.1 93
Show 21556+3849 A 1449 50 0.3 96

 
 
WDS 21484+3806 : COMPONENTS
 
 
  A
B pa=166.4°
sep=6.25"
 
 
21484+3806 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214818.94+380521.8 Mag 12.54 PmRA 17.00
PmDE -1.0 Tycho2 3184-02094-1
Tycho2
Tycho2 3184-02094-1 Pflag RAmdeg 327.07919701 DEmdeg 38.08881277
PmRA 23.1 PmDE -40.9 E RAmdeg 79 E DEmdeg 72
E pmRA 4.5 E pmDE 4.0 EpRAm 1985.82 EpDEm 1985.70
Num 3 Q RAmdeg 0.4 Q DEmdeg 1.4 Q pmRA 0.4
Q pmDE 1.4 BTmag 13.560 E BTmag 0.254 VTmag 12.537
E VTmag 0.159 Prox 999 TYC HIP
CCDM RAdeg 327.07912806 DEdeg 38.08890667 EpRA 1990 1.54
EpDE 1990 1.70 E RAdeg 83.2 E DEdeg 75.6 Posflg
Corr 0.2
 
 
21484+3806 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214819.06+380515.7 Mag 13.3 PmRA 7.00
PmDE -9.0 Calc delta mag 0.76 Calc coord yes