stampa
Login

Filter only those doubles you can observe? Yes, you can!
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
20138+2945
TOB 179


Nearby doubles
3' : 20139+2942
TOB 180

7' : 20134+2941
MLB 661

28' : 20152+3006
TDT2121

30' : 20156+2927
TDS1053

30' : 20124+2923
AG 401

32' : 20160+2929
MLB 478AB

36' : 20134+2910
TDT2100

39' : 20167+2932
OSO 121AB

41' : 20110+2928
TDT2056

42' : 20124+2908
A 1201

46' : 20140+2859
TDS1052

47' : 20140+3031
COU1475

47' : 20135+3031
J 3063

47' : 20114+2910
A 1200

49' : 20173+2926
TDT2142

49' : 20101+2941
TDT2039

50' : 20102+2930
TDT2041

51' : 20124+2856
MLB 531

51' : 20107+3015
TDT2051

51' : 20105+2920
BRT 46AB

52' : 20103+2920
BAC 1

54' : 20179+2945
TDT2149

55' : 20177+2922
TDT2145

61' : 20175+2909
BU 441AB

63' : 20180+2913
POP 200

66' : 20182+2912
A 1205



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.

20138+2945 TOB 179

 
 
20h 13m 49.93s +29° 44' 46.5" P.A. 91.00 sep 23.6 mag 10.74,12.98 Sp B2
 
 
Coord 2000 20138+2945 Discov num TOB 179 Comp Coord arcsec 2000 20 13 49.93 +29 44 46.5
Date first 1984 Date last 2015 Obs 9
Pa first 92 Pa last 90.6 P.A. Now (θ) 90.6°
Sep first 22.7 Sep last 23.638 Sep. Now (ρ) 23.638"
Mag pri 10.74 Mag sec 12.98 delta mag (ΔM) 2.24 Spectral class B2 (blue-white)
Pri motion ra -004 Sec motion ra +011
Pri motion dec -021 Sec motion dec -017
Notes
rPM=0.726
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2166-00241-1 Gaia DR2 2029611264174648576
 
 
WDS 20138+2945 TOB 179 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
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
20138+2945 TOB 179 1999 2 91 23.5 10.60 12.40 D 201349.93+294446.5
20138+2945 TOB 179 2002 3 91 23.5 10.60 12.40 D 201349.93+294446.5
20138+2945 TOB 179 2010 4 91 23.3 10.74 12.98 B2 201349.93+294446.5
20138+2945 TOB 179 2015 5 91 23.6 10.74 12.98 B2 201349.93+294446.5

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

 
 
WDS 20138+2945 TOB 179 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20138+2945 TOB 179 : MEASURES
 
 
No records found.

 
 
WDS 20138+2945 : VIRTUAL EYEPIECE
 
 

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 20138+2945 : ALADIN DSS IMAGE @
 
 
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.