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Current system
21087+3551
TOB 211 AC


Nearby doubles
12' : 21096+3548
SEI1420

14' : 21076+3546
ES 2254

17' : 21085+3608
SEI1413

19' : 21091+3531
POP 26

24' : 21085+3614
SEI1412

24' : 21106+3548
GRV 433

25' : 21067+3554
GRV 418

28' : 21100+3529
TDT2798

28' : 21105+3606
SEI1428

28' : 21084+3618
CRB 138

31' : 21092+3620
COU1815

33' : 21061+3558
SEI1401

34' : 21101+3620
SEI1424

35' : 21107+3616
SEI1431

35' : 21075+3622
TDT2768

37' : 21099+3517
TDT2797

39' : 21082+3628
SEI1410

40' : 21054+3550
SEI1396

40' : 21111+3618
HO 283AB

41' : 21058+3610
SEI1398

41' : 21110+3619
SEI1435

42' : 21120+3541
TDT2818

42' : 21066+3623
SEI1405

42' : 21056+3533
TDT2736

42' : 21059+3528
TDT2744

42' : 21121+3554
SEI1442



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.

21087+3551 TOB 211 AC

 
 
21h 08m 42.07s +35° 50' 45.3" P.A. 355.00 sep 23.5 mag 10.78,15.80
 
 
Coord 2000 21087+3551 Discov num TOB 211 Comp AC Coord arcsec 2000 21 08 42.07 +35 50 45.3
Date first 1983 Date last 2015 Obs 7
Pa first 357 Pa last 354.8 P.A. Now (θ) 354.8°
Sep first 24.5 Sep last 23.516 Sep. Now (ρ) 23.516"
Mag pri 10.78 Mag sec 15.80 delta mag (ΔM) 5.02 Spectral class
Pri motion ra +008 Sec motion ra
Pri motion dec +005 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
21087+3551 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 21 08 42 +35 50 45 SEI 1414 AB 2015 10 34 10.4 10.78 13.10 2.32
Show 21 08 42 +35 50 45 TOB 211 AC 2015 7 355 23.5 10.78 15.80 5.02 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2713-00924-1 Gaia DR2 1868116817346330752
 
 
WDS 21087+3551 TOB 211 AC : 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
Tob2000 Mb u Tobal, T. 2000O&T....52...67T
Tob2000 Obs. et Travaux 52, 67, 2000
Tob2003 M+ j Tobal, T. ...................
Tob2003 +Pa OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003
Tob2003 +Z
Tob2005a Pu j Tobal, T. ...................
Tob2005a Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 1, 2004)
Tob2005b Pu j Tobal, T. ...................
Tob2005b Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 2, 2004)
Tob2005c Pu j Tobal, T. ...................
Tob2005c Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 3, 2004)
Tob2005d Pp j Tobal, T. ...................
Tob2005d Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 4, 2004)
Tob2005e Pp j Tobal, T. ...................
Tob2005e Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 5, 2004)
Tob2005f Pp j Tobal, T. ...................
Tob2005f Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 6, 2004)
Tob2005g Pp j Tobal, T. ...................
Tob2005g Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 7, 2004)
Tob2005h Pu j Tobal, T. ...................
Tob2005h Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 8, 2005)
Tob2005i Pp j Tobal, T. ...................
Tob2005i Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 9, 2005)
Tob2005j Pp j Tobal, T. & Martin, I.T. ...................
Tob2005j Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 10, 2005)
Tob2006a Pp j Tobal, T. ...................
Tob2006a Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 11, 2006)
Tob2006b Pp j Tobal, T. ...................
Tob2006b Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 12, 2006)
Tob2006c Pa j Tobal, T. ...................
Tob2006c Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 13, 2006)
Tob2006d Pa j Tobal, T. ...................
Tob2006d Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 14, 2006)
Tob2007a Pu j Tobal, T. ...................
Tob2007a Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 15, 2007)
Tob2007b Pa j Tobal, T. ...................
Tob2007b Webb Soc., Double Star Circ. 16, 2008 (also OAG General Cat. Suppl. 20, 2007)
Tob2008 Pa j Tobal, T. ...................
Tob2008 OAG General Cat. Suppl. 21, 2008
Tob2009 Pa j Tobal, T. ...................
Tob2009 Webb Soc., Double Star Circ. 18, 2010 (also OAG General Cat. Suppl. 23, 2009)
Tob2012a Pa j Tobal, T. ...................
Tob2012a GWP Catalog, part I (equatorial zone), OAG CPMWP Survey (2012)
Tob2012b not - Tobal, T. ...................
Tob2012b private communication, 2012
Tob2012c Pa j Tobal, T. ...................
Tob2012c Webb Soc., Double Star Circ. 20, 2012 (also OAG General Cat. Suppl. 26, 2010)
Tob2016 Pa j Tobal, T. ...................
Tob2016 GWP Catalog, part II (equatorial zone), OAG CPMWP Survey (2016)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21087+3551 TOB 211 AC 1999 2 355 23.6 10.78 15.80 D 210842.07+355045.3
21087+3551 TOB 211 AC 2002 3 355 23.6 10.78 15.80 D 210842.07+355045.3
21087+3551 TOB 211 AC 2015 4 355 23.5 10.78 15.80 210842.07+355045.3

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

 
 
WDS 21087+3551 TOB 211 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21087+3551 TOB 211 AC : MEASURES
 
 
No records found.

 
 
WDS 21087+3551 : VIRTUAL EYEPIECE
 
 

21087+3551 SEI1414A mag 10.78 21087+3551 SEI1414B sep 9.8 P.A. 28.90 mag 13.1 21087+3551 TOB 211C sep 23.5 P.A. 355.80 mag 15.8 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 21087+3551 : ALADIN DSS IMAGE @ 21h 08m 42.07s +35° 50' 45.3"
 
 
 
 
WDS 21087+3551 TOB 211 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21087+3551 TOB 211AC distance=0' 21096+3548 SEI1420 distance=12' 21076+3546 ES 2254 distance=14' 21085+3608 SEI1413 distance=17' 21091+3531 POP 26 distance=19' 21085+3614 SEI1412 distance=24' 21106+3548 GRV 433 distance=24' 21067+3554 GRV 418 distance=25' 21100+3529 TDT2798 distance=28' 21105+3606 SEI1428 distance=28' 21084+3618 CRB 138 distance=28' 21092+3620 COU1815 distance=31' 21061+3558 SEI1401 distance=33' 21101+3620 SEI1424 distance=34' 21107+3616 SEI1431 distance=35' 21075+3622 TDT2768 distance=35' 21099+3517 TDT2797 distance=37' 21082+3628 SEI1410 distance=39' 21054+3550 SEI1396 distance=40' 21111+3618 HO 283Aa,Ab distance=40' 21111+3618 HO 283AB distance=40' 21058+3610 SEI1398 distance=41' 21110+3619 SEI1435 distance=41' 21120+3541 TDT2818 distance=42' 21066+3623 SEI1405 distance=42' 21056+3533 TDT2736 distance=42' 21059+3528 TDT2744 distance=42' 21121+3554 SEI1442 distance=42' 21087+3633 TDT2782 distance=43' 21062+3520 GRV 417 distance=43' 21121+3539 SEI1441 distance=43' 21107+3515 TDS1120 distance=44' 21092+3635 GRV 425 distance=45' 21050+3559 SEI1395 distance=46' 21094+3506 TDT2790 distance=46' 21114+3623 SEI1437 distance=46' 21092+3638 COU1966 distance=47' 21095+3506 TDT2791 distance=47' 21117+3621 TOB 213BC distance=47' 21117+3621 SEI1439AB distance=48' 21048+3545 SEI1392 distance=48' 21098+3504 ES 2257BC distance=49' 21098+3504 ES 2257AB distance=49' 21097+3504 TDT2795 distance=49' 21048+3531 TDT2727Ba,Bb distance=51' 21048+3531 GRV 410BC distance=51' 21077+3640 TDT2772 distance=51' 21044+3551 SEI1390 distance=52' 21050+3526 STF2753 distance=52' 21048+3531 S 773AB distance=53' 21125+3528 GRV 435 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 21087+3551 SEI1414 AB 34 10.4
Show 21087+3551 TOB 211 AC 355 23.5
Show 21096+3548 SEI1420 122 6.4 12
Show 21076+3546 ES 2254 275 8.6 14
Show 21085+3608 SEI1413 111 29.6 17
Show 21091+3531 POP 26 242 4.8 19
Show 21085+3614 SEI1412 64 9.3 24
Show 21106+3548 GRV 433 345 73.4 24
Show 21067+3554 GRV 418 216 58.1 25
Show 21100+3529 TDT2798 51 0.8 28
Show 21105+3606 SEI1428 144 19.1 28
Show 21084+3618 CRB 138 128 22.9 28
Show 21092+3620 COU1815 100 0.4 31
Show 21061+3558 SEI1401 333 10.5 33
Show 21101+3620 SEI1424 61 26.3 34
Show 21107+3616 SEI1431 149 20.6 35
Show 21075+3622 TDT2768 171 0.6 35
Show 21099+3517 TDT2797 143 2.2 37
Show 21082+3628 SEI1410 170 20.3 39
Show 21054+3550 SEI1396 13 27.7 40
Show 21111+3618 HO 283 Aa,Ab 178 0.8 40
Show 21111+3618 HO 283 AB 211 20.8 40
Show 21058+3610 SEI1398 36 30.5 41
Show 21110+3619 SEI1435 187 30.1 41
Show 21120+3541 TDT2818 115 0.7 42
Show 21066+3623 SEI1405 314 8.5 42
Show 21056+3533 TDT2736 282 0.4 42
Show 21059+3528 TDT2744 36 0.6 42
Show 21121+3554 SEI1442 86 12.8 42
Show 21087+3633 TDT2782 154 0.5 43
Show 21062+3520 GRV 417 143 41.2 43
Show 21121+3539 SEI1441 158 13.9 43
Show 21107+3515 TDS1120 244 2.0 44
Show 21092+3635 GRV 425 266 32.6 45
Show 21050+3559 SEI1395 133 21.1 46
Show 21094+3506 TDT2790 118 0.4 46
Show 21114+3623 SEI1437 165 24.4 46
Show 21092+3638 COU1966 132 1.4 47
Show 21095+3506 TDT2791 252 2.0 47
Show 21117+3621 TOB 213 BC 171 16.5 47
Show 21117+3621 SEI1439 AB 195 26.6 48
Show 21048+3545 SEI1392 338 4.0 48
Show 21098+3504 ES 2257 BC 260 5.5 49
Show 21098+3504 ES 2257 AB 268 15.2 49
Show 21097+3504 TDT2795 252 2.5 49
Show 21048+3531 TDT2727 Ba,Bb 170 0.4 51
Show 21048+3531 GRV 410 BC 82 17.2 51
Show 21077+3640 TDT2772 165 0.4 51
Show 21044+3551 SEI1390 343 17.4 52
Show 21050+3526 STF2753 335 29.3 52
Show 21048+3531 S 773 AB 30 86.3 53

 
 
WDS 21087+3551 : COMPONENTS
 
 
  A B
B pa=28.9°
sep=9.81"
 
C pa=355.8°
sep=23.48"
pa=336.4°
sep=16.19"
 
 
21087+3551 A
 
 
Coord arcsec 2000 210842.07+355045.3 Mag 10.78 PmRA 8.00 PmDE 5.0
Tycho2 2713-00924-1
Tycho2
Tycho2 2713-00924-1 Pflag RAmdeg 317.17529774 DEmdeg 35.84591876
PmRA 7.8 PmDE 6.0 E RAmdeg 24 E DEmdeg 25
E pmRA 1.6 E pmDE 1.6 EpRAm 1986.63 EpDEm 1988.30
Num 7 Q RAmdeg 0.9 Q DEmdeg 1.0 Q pmRA 0.9
Q pmDE 1.1 BTmag 11.299 E BTmag 0.046 VTmag 10.784
E VTmag 0.046 Prox 999 TYC T HIP
CCDM RAdeg 317.17527028 DEdeg 35.84590361 EpRA 1990 1.63
EpDE 1990 1.78 E RAdeg 30.4 E DEdeg 26.1 Posflg
Corr 0.1
 
 
21087+3551 B
 
 
Coord arcsec 2000 210842.46+355053.9 Mag 13.1 PmRA -1.00 PmDE -7.0
Calc delta mag 2.32 Calc coord yes
 
 
21087+3551 C
 
 
Coord arcsec 2000 210841.93+355108.7 Mag 15.8 Calc delta mag 5.02 Calc coord yes