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 ]  
78964 (2003 SR251)
Classification: Main-belt Asteroid          SPK-ID: 2078964
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1449611962136502 5.1114e-08  
a 2.281295386169176 6.4393e-09 au
q 1.950596078073411 1.1804e-07 au
i 6.982306450091613 4.8902e-06 deg
node 34.67245561892403 3.1016e-05 deg
peri 338.9258407979673 3.3234e-05 deg
M 317.2023764235992 1.0723e-05 deg
tp 2459150.119384533901
(2020-Oct-27.61938453)
3.7423e-05 TDB
period 1258.550684153057
3.45
5.3286e-06
1.459e-08
d
yr
n .286043307220688 1.2111e-09 deg/d
Q 2.61199469426494 7.3727e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1099  
   data-arc span      8759 days (23.98 yr)  
   first obs. used      1996-11-07  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50528  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:24:53  

Additional Information
 Earth MOID = .953561 au 
 Jupiter MOID = 2.85146 au 
 T_jup = 3.581 
[ 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 15.8   n/a MPO235118  

78964 (2003 SR251)          Discovered 2003-Sep-26 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2003 SR251 = 1996 VV39 = 2002 JS147 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-03 05:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin