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Doubles in session


Current system
20011+4816
STF 2619 AB
HD 190042


Nearby doubles
6' : 20012+4821
A 720

10' : 20016+4823
TDT1919

35' : 20045+4814
CHR 91

40' : 20000+4737
CBL 81

46' : 19567+4831
TDT1865

47' : 20057+4812
TDT1966

48' : 19572+4747
DEA 481

52' : 19562+4757
KOI1637

52' : 19568+4746
KOI5808

53' : 19563+4754
KOI1636AB

53' : 19562+4755
TDT1862

56' : 19583+4727
KOI3908AB

58' : 19588+4721
STF2611

60' : 19552+4828
KOI7399

61' : 19571+4730
KOI2118

63' : 19588+4718
KOI1075

63' : 20073+4811
HDS2867

64' : 19550+4757
KOI5822

65' : 19548+4756
DEA 217

65' : 19556+4739
KOI3639AB

66' : 19551+4747
KOI 158AB

67' : 19545+4802
DEA 351

67' : 19546+4836
KOI 346

68' : 19543+4824
DEA 114

68' : 19545+4835
KOI 214AB

69' : 19542+4820
KOI 433AB



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.

20011+4816 STF 2619 AB (HD 190042)

 
 
20h 01m 01.69s +48° 15' 28.5" P.A. 239.00 sep 4.0 mag 8.91,8.92 Sp G5 dist. 60.02 pc (195.79 l.y.)
 
 
Coord 2000 20011+4816 Discov num STF2619 Comp AB Coord arcsec 2000 20 01 01.69 +48 15 28.5
Date first 1828 Date last 2020 Obs 73
Pa first 247 Pa last 238.8 P.A. Now (θ) 238.8°
Sep first 3.7 Sep last 4.006 Sep. Now (ρ) 4.006"
Mag pri 8.91 Mag sec 8.92 delta mag (ΔM) 0.01 Spectral class G5 (yellow)
Pri motion ra -084 Sec motion ra -111
Pri motion dec -079 Sec motion dec -101
Notes Z (Parallax indicates components are physical)
rPM=0.232 (< 0.3, Physical double)
This double is physical.
 
 
20011+4816 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 190042 49086 20 01 02 +48 15 28 STF 2619 AB 2020 73 239 4.0 8.91 8.92 0.01 <===
Show 49086 20 01 02 +48 15 28 STF 2619 AC 2017 20 352 20.2 8.91 12.60 3.69
Show 49086 20 01 02 +48 15 28 STF 2619 AD 2017 7 352 14.8 8.91 13.90 4.99
Show 49086 20 01 02 +48 15 28 DEA 60 AE 2017 4 6 61.8 8.91 16.70 7.79
Show 20 01 01 +48 15 25 STF 2619 BC 2015 10 4 22.1 8.92 12.60 3.68
Show 20 01 01 +48 15 25 STF 2619 BD 2015 6 6 16.9 8.92 13.90 4.98
Show 20 01 01 +48 15 46 STF 2619 CD 2015 13 175 5.4 12.60 13.90 1.30
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 190042 Constellation Cygnus SAO 49086 HIP 98535
Tycho2 3562-00517-1 Gaia DR2 2086063176129332224 HD 190042 GC 27762
BD BD+47 2982 Distance 60.02 Distance ly 195.79
 
 
WDS 20011+4816 STF 2619 AB (HD 190042) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Dea2005 Ci - Deacon, N.R., Hambly, N.C. & Cooke, J.A. 2005A&A...435..363D
Dea2005 A&A 435, 363, 2005
Dea2005b - Deacon, N.R., Hambly, N.C., Henry, T.J., Subasavage, J.P., Brown, M. & Jao, W.-C. 2005AJ....129..409D
Dea2005b AJ 129, 409, 2005
Dea2007 Ci - Deacon, N.R. & Hambly, N.C. 2007A&A...468..163D
Dea2007 +E2 Burgett, W.S., Chambers, K.C., Hodapp, K.W., Kaiser, N., Kudritzki, R.-P.,
Dea2007 A&A 468, 163, 2007
Dea2009 Ci j Deacon, N.R., Hambly, N.C., King, R.R. & McCaughrean, M.J. 2009MNRAS.394..857D
Dea2009 +E2 Burgett, W.S., Chambers, K.C., Hodapp, K.W., Kaiser, N., Kudritzki, R.-P.,
Dea2009 +Ek Morgan, J.S., et al.
Dea2009 ApJ 757, 100, 2012
Dea2012b Ci - Deacon, N.R., Liu, M.C., Magnier, E.A., Bowler, B.P., Redstone, J., Goldman, B., 2012ApJ...755...94D
Dea2012b +E2 Burgett, W.S., Chambers, K.C., Flewelling, H., Kaiser, N., Morgan, J.S.,
Dea2012b Price, P.A., Sweeney, W.E., Tonry, J.L., Wainscoat, R.J. & Waters, C.
Dea2012b ApJ 755, 94, 2012
Dea2012 Ci w Deacon, N.R., Liu, M.C., Magnier, E.A., Bowler, B.P., Mann, A.W., Redstone, J.A., 2012ApJ...757..100D
Dea2012 +E2 Burgett, W.S., Chambers, K.C., Hodapp, K.W., Kaiser, N., Kudritzki, R.-P.,
Dea2012 +Hw Morgan, J.S., et al.
Dea2012 ApJ 757, 100, 2012
Dea2013 P j Deacon, N.R., Schlieder, J.E., Olofsson, J., Johnston, K.G. & Henning, Th. 2013MNRAS.434.1117D
Dea2013 +H+ MNRAS 434, 1117, 2013
Dea2013 +E+
Dea2014 E2 - Deacon, N.R., Liu, M.C., Magnier, E.A., Aller, K.M., Best, W.M., Dupuy, T., 2014ApJ...792..119D
Dea2014 Bowler, B.P., Mann, A.W., Redstone, J.A., Burgett, W.S., Chambers, K.C.,
Dea2014 Draper, P.W., Flewelling, H., Hodapp, K.W., Kaiser, N., Kudritzki, R.-P.,
Dea2014 Morgan, J.S., Metcalfe,N., Price, P.A., Tonry, J.L. & Wainscoat, R.J.
Dea2014 ApJ 792, 119, 2014
Dea2016 E - Deacon, N.R., Kraus, A.L., Wann, A.W., Magnier, E.A., Chambers, K.C., Wainscoat, 2016MNRAS.455.4212D
Dea2016 R.J., Tonry, J.L., Kaiser, N., Waters, C., Flewelling, H., Hodapp, K.W. &
Dea2016 Burgett, W.S.
Dea2016 MNRAS 455, 4212, 2016
Dea2016 All positions and separations supplied by first author via email 25 Nov 2015
Dea2020 Hg - Deacon, N.R. & Kraus, A.L. 2020MNRAS.496.5176D
Dea2020 MNRAS 496, 5176, 2020
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 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
20011+4816 STF2619 AB 2008 49 239 4.1 8.91 8.92 G5 D 200101.69+481528.5
20011+4816 STF2619 AB 2011 56 239 4.2 8.91 8.92 G5 D 200101.69+481528.5
20011+4816 STF2619 AB 2013 57 241 4.1 8.91 8.92 G5 D 200101.69+481528.5
20011+4816 STF2619 AB 2015 66 237 4.2 8.91 8.92 G5 200101.69+481528.5
20011+4816 STF2619 AB 2016 69 239 4.2 8.91 8.92 G5 200101.69+481528.5
20011+4816 STF2619 AB 2017 72 242 5.4 8.91 8.92 G5 200101.69+481528.5
20011+4816 STF2619 AB 2020 72 239 4.0 8.91 8.92 G5 200101.69+481528.5

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

 
 
WDS 20011+4816 STF 2619 AB (HD 190042) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20011+4816 STF 2619 AB (HD 190042) : MEASURES
 
 
No records found.

 
 
WDS 20011+4816 (HD 190042) : 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 20011+4816 (HD 190042) : ALADIN DSS IMAGE @
 
 
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.