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Doubles in session


Current system
21154+3902
SEI 1477


Nearby doubles
7' : 21148+3901
ALI 966

11' : 21154+3912
MLB 894

13' : 21163+3856
TDT2875

17' : 21149+3847
GUR 27

17' : 21148+3847
GUR 25

18' : 21169+3855
MLB1020

19' : 21169+3906
SEI1486

19' : 21149+3844
GUR 26AB

21' : 21146+3844
GUR 22

26' : 21132+3904
TDT2833AB

29' : 21130+3858
ES 257

30' : 21152+3833
ES 2061

30' : 21139+3838
GUR 19

30' : 21130+3854
GUR 15

30' : 21175+3919
MLB 959

31' : 21128+3907
SEI1447

32' : 21181+3854
SEI1494

32' : 21146+3832
SEI1464AB

34' : 21182+3850
ES 1993

36' : 21133+3835
SMA 140

36' : 21126+3915
MLB 893

37' : 21139+3830
COU1817

37' : 21126+3846
COU2136

38' : 21137+3830
GUR 18

40' : 21167+3826
SMA 148

41' : 21172+3936
SEI1490AB



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21154+3902 SEI 1477

 
 
21h 15m 25.50s +39° 01' 53.1" P.A. 59.00 sep 20.8 mag 10.77,11.30
 
 
Coord 2000 21154+3902 Discov num SEI1477 Comp Coord arcsec 2000 21 15 25.50 +39 01 53.1
Date first 1895 Date last 2015 Obs 10
Pa first 60 Pa last 59.2 P.A. Now (θ) 59.2°
Sep first 19.1 Sep last 20.828 Sep. Now (ρ) 20.828"
Mag pri 10.77 Mag sec 11.30 delta mag (ΔM) 0.53 Spectral class
Pri motion ra -002 Sec motion ra +009
Pri motion dec -004 Sec motion dec +002
Notes
rPM=1.359
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3169-01093-1 Gaia DR2 1965047116749910528
 
 
WDS 21154+3902 SEI 1477 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Sei1908 Pa - Scheiner, J. 1908POPot..59.....S
Sei1908 +Po Pub. Obs. Potsdam 20, #59, 1908
Sei1913A Pa - Scheiner, J. 1913QB811.B8.......
Sei1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A Pa - Scheiner, J. 1932QB821.A43......
Sei1932A cited in ADS (Aitken Double Star Cat.), 1932
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21154+3902 SEI1477 1998 4 60 20.7 10.77 11.30 D 211525.50+390153.1
21154+3902 SEI1477 2002 5 59 20.7 10.77 11.30 D 211525.50+390153.1
21154+3902 SEI1477 2010 6 59 20.7 10.77 11.30 211525.50+390153.1
21154+3902 SEI1477 2015 7 59 20.8 10.77 11.30 211525.50+390153.1

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

 
 
WDS 21154+3902 SEI 1477 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21154+3902 SEI 1477 : MEASURES
 
 
No records found.

 
 
WDS 21154+3902 : VIRTUAL EYEPIECE
 
 

21154+3902 SEI1477A mag 10.77 21154+3902 SEI1477B sep 17.5 P.A. 52.50 mag 11.3 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21154+3902 : ALADIN DSS IMAGE @ 21h 15m 25.50s +39° 01' 53.1"
 
 
 
 
WDS 21154+3902 SEI 1477 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21154+3902 SEI1477 distance=0' 21148+3901 ALI 966 distance=7' 21154+3912 MLB 894 distance=11' 21163+3856 TDT2875 distance=13' 21149+3847 GUR 27 distance=17' 21148+3847 GUR 25 distance=17' 21169+3855 MLB1020 distance=18' 21169+3906 SEI1486 distance=19' 21149+3844 GUR 26AB distance=19' 21149+3844 GUR 26AC distance=19' 21146+3844 GUR 22 distance=21' 21132+3904 TDT2833AB distance=26' 21132+3904 GUR 16AC distance=26' 21130+3858 ES 257 distance=29' 21152+3833 ES 2061 distance=30' 21139+3838 GUR 19 distance=30' 21130+3854 GUR 15 distance=30' 21175+3919 MLB 959 distance=30' 21128+3907 SEI1447 distance=31' 21128+3907 GUR 13Aa,Ab distance=31' 21181+3854 SEI1494 distance=32' 21146+3832 SEI1464AB distance=32' 21146+3832 GUR 24AC distance=32' 21146+3832 GUR 24AD distance=32' 21182+3850 ES 1993 distance=34' 21133+3835 SMA 140 distance=36' 21126+3915 MLB 893 distance=36' 21139+3830 COU1817 distance=37' 21126+3846 COU2136 distance=37' 21137+3830 GUR 18 distance=38' 21167+3826 SMA 148 distance=40' 21172+3936 SEI1490AB distance=41' 21172+3936 LDS2504BC distance=41' 21190+3905 SEI1498AB distance=41' 21190+3905 TOB 220BC distance=42' 21181+3929 MLB 895 distance=42' 21189+3909 AG 270 distance=42' 21125+3834 SEI1445 distance=45' 21184+3930 SEI1496 distance=45' 21166+3817 SMA 147 distance=47' 21146+3947 LDS2500 distance=47' 21122+3828 SMA 137 distance=50' 21112+3855 ES 1991 distance=50' 21146+3813 GUR 23 distance=50' 21176+3945 STF2785 distance=50' 21137+3815 GUR 17 distance=52' 21118+3931 ES 1992 distance=52' 21114+3840 GUR 8 distance=52' 21110+3859 GUR 5 distance=52' 21138+3812 SMA 144 distance=53' 21113+3841 GUR 7AB distance=53' 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 21154+3902 SEI1477 59 20.8
Show 21148+3901 ALI 966 99 6.6 7
Show 21154+3912 MLB 894 200 3.1 11
Show 21163+3856 TDT2875 144 1.8 13
Show 21149+3847 GUR 27 142 7.8 17
Show 21148+3847 GUR 25 152 9.8 17
Show 21169+3855 MLB1020 159 4.6 18
Show 21169+3906 SEI1486 318 23.9 19
Show 21149+3844 GUR 26 AB 325 7.5 19
Show 21149+3844 GUR 26 AC 274 15.7 19
Show 21146+3844 GUR 22 337 6.2 21
Show 21132+3904 TDT2833 AB 88 0.6 26
Show 21132+3904 GUR 16 AC 285 11.8 26
Show 21130+3858 ES 257 317 6.6 29
Show 21152+3833 ES 2061 298 3.4 30
Show 21139+3838 GUR 19 123 9.0 30
Show 21130+3854 GUR 15 64 4.8 30
Show 21175+3919 MLB 959 291 7.8 30
Show 21128+3907 SEI1447 151 13.3 31
Show 21128+3907 GUR 13 Aa,Ab 44 0.5 31
Show 21181+3854 SEI1494 357 24.5 32
Show 21146+3832 SEI1464 AB 264 28.9 32
Show 21146+3832 GUR 24 AC 264 7.4 32
Show 21146+3832 GUR 24 AD 218 5.4 32
Show 21182+3850 ES 1993 264 9.4 34
Show 21133+3835 SMA 140 127 17.2 36
Show 21126+3915 MLB 893 149 3.6 36
Show 21139+3830 COU1817 110 0.6 37
Show 21126+3846 COU2136 293 0.4 37
Show 21137+3830 GUR 18 301 14.1 38
Show 21167+3826 SMA 148 357 3.9 40
Show 21172+3936 SEI1490 AB 95 20.1 41
Show 21172+3936 LDS2504 BC 67 23.5 41
Show 21190+3905 SEI1498 AB 89 28.9 41
Show 21190+3905 TOB 220 BC 75 12.5 42
Show 21181+3929 MLB 895 182 5.7 42
Show 21189+3909 AG 270 112 5.8 42
Show 21125+3834 SEI1445 23 27.9 45
Show 21184+3930 SEI1496 352 19.5 45
Show 21166+3817 SMA 147 319 13.2 47
Show 21146+3947 LDS2500 355 14.5 47
Show 21122+3828 SMA 137 121 9.6 50
Show 21112+3855 ES 1991 25 2.6 50
Show 21146+3813 GUR 23 60 10.4 50
Show 21176+3945 STF2785 234 2.9 50
Show 21137+3815 GUR 17 105 9.6 52
Show 21118+3931 ES 1992 203 3.1 52
Show 21114+3840 GUR 8 8 10.4 52
Show 21110+3859 GUR 5 2 0.2 52
Show 21138+3812 SMA 144 326 15.4 53
Show 21113+3841 GUR 7 AB 77 10.3 53

 
 
WDS 21154+3902 : COMPONENTS
 
 
  A
B pa=52.5°
sep=17.52"
 
 
21154+3902 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 211525.50+390153.1 Mag 10.77 PmRA -2.00
PmDE -4.0 Tycho2 3169-01093-1
Tycho2
Tycho2 3169-01093-1 Pflag RAmdeg 318.85630740 DEmdeg 39.03143740
PmRA -1.4 PmDE -5.1 E RAmdeg 28 E DEmdeg 30
E pmRA 1.8 E pmDE 1.7 EpRAm 1985.63 EpDEm 1986.69
Num 6 Q RAmdeg 0.6 Q DEmdeg 1.0 Q pmRA 0.6
Q pmDE 1.0 BTmag 11.850 E BTmag 0.071 VTmag 10.769
E VTmag 0.049 Prox 775 TYC T HIP
CCDM RAdeg 318.85630528 DEdeg 39.03144667 EpRA 1990 1.58
EpDE 1990 1.66 E RAdeg 38.1 E DEdeg 34.4 Posflg
Corr 0.1
CCDM
Ccdm 21154+3902 RComp Comp A Note1
Note2 Discov num DRAs 1.50 DDEs -7.8
R dRAs 65 Year Theta Rho
Obs 2 Vmag 10.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21115N3837A
HIC
 
 
21154+3902 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211526.69+390203.8 Mag 11.3 PmRA 9.00
PmDE 2.0 Calc delta mag 0.53 Calc coord yes
CCDM
Ccdm 21154+3902 RComp Comp B Note1
Note2 Discov num SEI1477 DRAs 2.99 DDEs 2.6
R dRAs 65 Year 1895 Theta 060 Rho 19.1
Obs 1 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21115N3837B
HIC