06481-0948 A 1056 (HD 49437)

 
 
06h 48m 04.16s -09° 47' 39.0" P.A. 260.00 sep 0.4 mag 9.30,9.40 Sp G5
 
 
Coord 2000 06481-0948 Discov num A  1056 Comp Coord arcsec 2000 06 48 04.16 -09 47 39.0
Date first 1905 Date last 2014 Obs 14
Pa first 80 Pa last 259.9 P.A. Now (θ) 259.9°
Sep first 0.4 Sep last 0.355 Sep. Now (ρ) 0.355"
Mag pri 9.30 Mag sec 9.40 delta mag (ΔM) 0.1 Spectral class G5 (yellow)
Pri motion ra +009 Sec motion ra
Pri motion dec -033 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 49437 Constellation Monoceros SAO 133686 Tycho2 5383-01808-1
HD 49437 ADS 5464
 
 
ORBITAL ELEMENTS
 
 
Period (P)616.86y± 513.3 Periastron (T)1962.17y± 10.3 Semi-major axis (a)0.501a± 0.255
Eccentricity (e)0.522± 0.282 Inclination (i)56.7°± 7 Longitude of periastron (ω)280.6°± 32.6
Node (Ω)256°± 13.7 Notesn ReferenceTok2015c
Equinox2000 Last observation2014 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 250.3 0.304
2001 251.0 0.307
2002 251.7 0.311
2003 252.4 0.315
2004 253.1 0.318
2005 253.8 0.321
2006 254.4 0.325
2007 255.1 0.328
2008 255.7 0.331
2009 256.3 0.334
2010 256.9 0.337
2011 257.5 0.340
2012 258.1 0.343
2013 258.7 0.346
2014 259.3 0.348
2015 259.8 0.351
2016 260.4 0.353
2017 260.9 0.356
2018 261.5 0.358
2019 262.0 0.361
2020 262.5 0.363
2021 263.0 0.365
2022 263.5 0.367
2023 264.1 0.369
2024 264.6 0.371
2025 265.0 0.373
2026 265.5 0.375
2027 266.0 0.377
2028 266.5 0.379
2029 267.0 0.381
2030 267.4 0.382


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds06481-0948b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 06481-0948 A 1056 (HD 49437) : NOTES
 
 
discov_num notes refcode
A 1056 A premature orbit has been computed.
 
 
REFERENCES
 
 
refcode metd author reference
Tok2015c orb+j Tokovinin, A., Mason, B.D., Hartkopf, W.I., Mendez, R.A., & Horch, E.P. 2015AJ....150...50T
Tok2015c +St AJ 150, 50, 2015 (some measures corrected in Tok2017b) 2017AJ....154..110T
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
06481-0948 A 1056 1990 9 59 0.2 9.30 9.40 G5 NO 064804.16-094739.0
06481-0948 A 1056 2008 10 256 0.3 9.30 9.40 G5 NO 064804.16-094739.0
06481-0948 A 1056 2010 11 257 0.3 9.30 9.40 G5 NO 064804.16-094739.0
06481-0948 A 1056 2011 13 258 0.3 9.30 9.40 G5 NO 064804.16-094739.0
06481-0948 A 1056 2014 14 260 0.4 9.30 9.40 G5 NO 064804.16-094739.0

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

 
 
WDS 06481-0948 A 1056 (HD 49437) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 06481-0948 A 1056 (HD 49437) : MEASURES
 
 
No records found.

 
 
WDS 06481-0948 (HD 49437) : 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 06481-0948 (HD 49437) : ALADIN DSS IMAGE @
 
 
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.