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48816 (1997 WP3)
Classification: Main-belt Asteroid          SPK-ID: 2048816
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06280892257342842 3.4508e-07  
a 2.53959598974835 2.018e-08 AU
q 2.380086701860457 8.799e-07 AU
i 9.06586807688112 8.6479e-06 deg
node 37.04538547981004 3.3335e-05 deg
peri 332.0128618347928 6.1703e-05 deg
M 126.1202532668766 6.2883e-05 deg
tp 2456482.621705347842
(2013-Jul-09.12170535)
0.00025929 JED
period 1478.241450088661
4.05
1.7619e-05
4.824e-08
d
yr
n .2435326109807083 2.9027e-09 deg/d
Q 2.699105277636244 2.1447e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      846  
   data-arc span      13064 days (35.77 yr)  
   first obs. used      1979-05-19  
   last obs. used      2015-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51143  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 16:28:39  

Additional Information
 Earth MOID = 1.38455 AU 
 T_jup = 3.426 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2 mag n/a MPO280001  

48816 (1997 WP3)          Discovered 1997-Nov-19 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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