Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
277268 (2005 SR50)
Classification: Main-belt Asteroid          SPK-ID: 2277268
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1527229738181638 1.3331e-07  
a 2.322513394567923 1.3231e-08 au
q 1.967812242216991 3.1687e-07 au
i 4.932801338541014 1.0555e-05 deg
node 21.99690681721903 5.9272e-05 deg
peri 323.7833054468854 6.8911e-05 deg
M 76.53278874221006 2.698e-05 deg
tp 2458725.659451986475
(2019-Aug-30.15945199)
9.8013e-05 TDB
period 1292.813170811577
3.54
1.1048e-05
3.025e-08
d
yr
n .2784625096091853 2.3796e-09 deg/d
Q 2.677214546918854 1.5252e-08 au
  Orbit Determination Parameters
   # obs. used (total)      189  
   data-arc span      5725 days (15.67 yr)  
   first obs. used      2004-03-23  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57672  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:19:37  

Additional Information
 Earth MOID = .963541 au 
 Jupiter MOID = 2.73018 au 
 T_jup = 3.556 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.4   n/a MPO440343  

277268 (2005 SR50)          Discovered 2005-Sep-24 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-05 12:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin