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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06367070891453377 3.3132e-07  
a 2.537730536086787 1.8733e-08 au
q 2.376151433820082 8.4416e-07 au
i 9.070650619558331 7.9868e-06 deg
node 37.00809410004269 3.2805e-05 deg
peri 332.0366093342158 5.6666e-05 deg
M 223.5868275551618 5.7469e-05 deg
tp 2457960.026285151241
(2017-Jul-25.52628515)
0.00023552 JED
period 1476.612991578209
4.04
1.635e-05
4.476e-08
d
yr
n .2438011869414956 2.6996e-09 deg/d
Q 2.699309638353493 1.9926e-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 = 1.37889 au 
 Jupiter MOID = 2.57817 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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