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Doubles in session


Current system
21104+3705
SEI 1427


Nearby doubles
9' : 21099+3659
SEI1422

17' : 21094+3716
SEI1419

17' : 21112+3652
SEI1436

18' : 21089+3706
TDT2784

20' : 21088+3707
SEI1416

21' : 21098+3646
WSI 50AB

21' : 21090+3652
LDS5917

21' : 21102+3726
HU 1309AB

23' : 21108+3643
TDT2807

24' : 21113+3646
COU1970

24' : 21123+3658
TDT2823

25' : 21087+3719
SEI1415

25' : 21104+3640
TDT2802

28' : 21092+3728
SEI1418

29' : 21105+3733
TDT2804

31' : 21079+3701
SEI1409

32' : 21092+3638
COU1966

33' : 21106+3737
HU 1310

33' : 21129+3717
SEI1449

33' : 21108+3738
ALI 681

33' : 21105+3738
SEI1430

33' : 21092+3635
GRV 425

36' : 21107+3741
SEI1432

36' : 21130+3648
SEI1452

38' : 21135+3658
SEI1453

38' : 21087+3633
TDT2782



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

21104+3705 SEI 1427

 
 
21h 10m 22.74s +37° 05' 03.9" P.A. 164.00 sep 25.3 mag 11.31,13.12
 
 
Coord 2000 21104+3705 Discov num SEI1427 Comp Coord arcsec 2000 21 10 22.74 +37 05 03.9
Date first 1896 Date last 2015 Obs 9
Pa first 163 Pa last 163.7 P.A. Now (θ) 163.7°
Sep first 25.8 Sep last 25.26 Sep. Now (ρ) 25.26"
Mag pri 11.31 Mag sec 13.12 delta mag (ΔM) 1.81 Spectral class
Pri motion ra -007 Sec motion ra -011
Pri motion dec -011 Sec motion dec -006
Notes
rPM=0.491
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2714-01909-1 Gaia DR2 1868757866983954176
 
 
WDS 21104+3705 SEI 1427 : 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
21104+3705 SEI1427 1998 3 164 25.3 11.31 13.00 D 211022.74+370503.9
21104+3705 SEI1427 2002 4 164 25.3 11.31 13.00 D 211022.74+370503.9
21104+3705 SEI1427 2010 5 164 25.3 11.31 13.12 211022.74+370503.9
21104+3705 SEI1427 2015 6 164 25.3 11.31 13.12 211022.74+370503.9

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

 
 
WDS 21104+3705 SEI 1427 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21104+3705 SEI 1427 : MEASURES
 
 
No records found.

 
 
WDS 21104+3705 : VIRTUAL EYEPIECE
 
 

21104+3705 SEI1427A mag 11.31 21104+3705 SEI1427B sep 24.9 P.A. 166.90 mag 13.12 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 21104+3705 : ALADIN DSS IMAGE @ 21h 10m 22.74s +37° 05' 03.9"
 
 
 
 
WDS 21104+3705 SEI 1427 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21104+3705 SEI1427 distance=1' 21099+3659 SEI1422 distance=9' 21094+3716 SEI1419 distance=17' 21112+3652 SEI1436 distance=17' 21089+3706 TDT2784 distance=18' 21088+3707 SEI1416 distance=20' 21098+3646 SEI1421AC distance=21' 21098+3646 WSI 50AB distance=21' 21090+3652 LDS5917 distance=21' 21102+3726 HU 1309AB distance=21' 21102+3726 HU 1309AC distance=21' 21108+3643 TDT2807 distance=23' 21113+3646 COU1970 distance=24' 21123+3658 TDT2823 distance=24' 21087+3719 SEI1415 distance=25' 21104+3640 TDT2802 distance=25' 21092+3728 SEI1418 distance=28' 21105+3733 TDT2804 distance=29' 21125+3720 FOX 41BC distance=29' 21125+3720 HJ 1623A,BC distance=29' 21079+3701 SEI1409 distance=31' 21092+3638 COU1966 distance=32' 21106+3737 HU 1310 distance=33' 21129+3717 SEI1449 distance=33' 21108+3738 ALI 681 distance=33' 21105+3738 SEI1430 distance=33' 21092+3635 GRV 425 distance=33' 21107+3741 SEI1432 distance=36' 21130+3648 SEI1452 distance=36' 21135+3658 SEI1453 distance=38' 21087+3633 TDT2782 distance=38' 21072+3657 SEI1407AB distance=39' 21072+3657 CTT 16AC distance=39' 21077+3640 TDT2772 distance=41' 21138+3711 COU1816AB distance=42' 21138+3711 WSI 37AC distance=42' 21130+3732 HEI 283AB distance=42' 21130+3732 HEI 283BC distance=43' 21095+3746 GRV 427 distance=43' 21114+3623 SEI1437 distance=45' 21071+3645 TDS1117 distance=45' 21070+3724 TDT2763 distance=45' 21101+3620 SEI1424 distance=46' 21067+3715 SEI1406 distance=46' 21082+3628 SEI1410 distance=46' 21133+3734 ES 208 distance=46' 21092+3620 COU1815 distance=47' 21110+3619 SEI1435 distance=47' 21117+3621 SEI1439AB distance=48' 21111+3618 HO 283Aa,Ab distance=48' 21111+3618 HO 283AB distance=48' 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 21104+3705 SEI1427 164 25.3 1
Show 21099+3659 SEI1422 330 20.5 9
Show 21094+3716 SEI1419 141 17.7 17
Show 21112+3652 SEI1436 106 13.3 17
Show 21089+3706 TDT2784 124 2.4 18
Show 21088+3707 SEI1416 59 6.0 20
Show 21098+3646 SEI1421 AC 182 7.9 21
Show 21098+3646 WSI 50 AB 346 4.9 21
Show 21090+3652 LDS5917 267 5.2 21
Show 21102+3726 HU 1309 AB 171 3.0 21
Show 21102+3726 HU 1309 AC 239 21.9 21
Show 21108+3643 TDT2807 273 1.4 23
Show 21113+3646 COU1970 106 0.6 24
Show 21123+3658 TDT2823 149 2.2 24
Show 21087+3719 SEI1415 256 31.7 25
Show 21104+3640 TDT2802 92 0.5 25
Show 21092+3728 SEI1418 52 22.0 28
Show 21105+3733 TDT2804 117 0.8 29
Show 21125+3720 FOX 41 BC 124 0.9 29
Show 21125+3720 HJ 1623 A,BC 152 15.3 29
Show 21079+3701 SEI1409 134 24.3 31
Show 21092+3638 COU1966 132 1.4 32
Show 21106+3737 HU 1310 22 2.8 33
Show 21129+3717 SEI1449 295 13.9 33
Show 21108+3738 ALI 681 21 12.0 33
Show 21105+3738 SEI1430 132 18.6 33
Show 21092+3635 GRV 425 266 32.6 33
Show 21107+3741 SEI1432 42 8.0 36
Show 21130+3648 SEI1452 336 26.5 36
Show 21135+3658 SEI1453 271 28.3 38
Show 21087+3633 TDT2782 154 0.5 38
Show 21072+3657 SEI1407 AB 274 13.8 39
Show 21072+3657 CTT 16 AC 254 29.3 39
Show 21077+3640 TDT2772 165 0.4 41
Show 21138+3711 COU1816 AB 248 1.8 42
Show 21138+3711 WSI 37 AC 336 10.0 42
Show 21130+3732 HEI 283 AB 73 35.7 42
Show 21130+3732 HEI 283 BC 80 3.3 43
Show 21095+3746 GRV 427 201 18.2 43
Show 21114+3623 SEI1437 165 24.4 45
Show 21071+3645 TDS1117 264 0.9 45
Show 21070+3724 TDT2763 215 2.0 45
Show 21101+3620 SEI1424 61 26.3 46
Show 21067+3715 SEI1406 175 3.2 46
Show 21082+3628 SEI1410 170 20.3 46
Show 21133+3734 ES 208 142 3.8 46
Show 21092+3620 COU1815 100 0.4 47
Show 21110+3619 SEI1435 187 30.1 47
Show 21117+3621 SEI1439 AB 195 26.6 48
Show 21111+3618 HO 283 Aa,Ab 178 0.8 48
Show 21111+3618 HO 283 AB 211 20.8 48

 
 
WDS 21104+3705 : COMPONENTS
 
 
  A
B pa=166.9°
sep=24.90"
 
 
21104+3705 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 211022.74+370503.9 Mag 11.31 PmRA -7.00
PmDE -11.0 Tycho2 2714-01909-1
Tycho2
Tycho2 2714-01909-1 Pflag RAmdeg 317.59479315 DEmdeg 37.08442127
PmRA -5.5 PmDE -9.2 E RAmdeg 41 E DEmdeg 36
E pmRA 1.7 E pmDE 1.7 EpRAm 1984.25 EpDEm 1985.76
Num 5 Q RAmdeg 0.5 Q DEmdeg 0.9 Q pmRA 0.5
Q pmDE 0.9 BTmag 11.659 E BTmag 0.060 VTmag 11.314
E VTmag 0.073 Prox 999 TYC T HIP
CCDM RAdeg 317.59480972 DEdeg 37.08444111 EpRA 1990 1.68
EpDE 1990 1.78 E RAdeg 42.5 E DEdeg 37.1 Posflg
Corr 0.1
CCDM
Ccdm 21104+3705 RComp Comp A Note1
Note2 Discov num DRAs -1.22 DDEs 3.7
R dRAs 65 Year Theta Rho
Obs 2 Vmag 9.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 21064N3641A
HIC
 
 
21104+3705 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 211023.21+370439.7 Mag 13.12 PmRA -11.00
PmDE -6.0 Calc delta mag 1.81 Calc coord yes
CCDM
Ccdm 21104+3705 RComp Comp B Note1
Note2 Discov num SEI1427 DRAs -0.62 DDEs -20.6
R dRAs 65 Year 1896 Theta 163 Rho 25.9
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 21064N3641B
HIC