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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 ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06374263805735446 3.3146e-07  
a 2.537794600926256 1.8772e-08 au
q 2.376028878215505 8.4517e-07 au
i 9.070532405246265 7.9868e-06 deg
node 37.00724358858221 3.2806e-05 deg
peri 331.9818786723595 5.6775e-05 deg
M 272.4123524259122 5.7693e-05 deg
tp 2457959.772099575917
(2017-Jul-25.27209958)
0.00023644 JED
period 1476.668907427007
4.04
1.6384e-05
4.486e-08
d
yr
n .2437919551155682 2.7049e-09 deg/d
Q 2.699560323637007 1.9968e-08 au
  Orbit Determination Parameters
   # obs. used (total)      924  
   data-arc span      13197 days (36.13 yr)  
   first obs. used      1979-05-19  
   last obs. used      2015-07-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51941  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 15:52:15  

Additional Information
 Earth MOID = 1.37931 au 
 Jupiter MOID = 2.57879 au 
 T_jup = 3.427 
[ 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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