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101424 (1998 VA20)
Classification: Main-belt Asteroid          SPK-ID: 2101424
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2095794343722092 4.0999e-08  
a 2.763657287161962 1.9053e-08 au
q 2.184451556119924 1.1448e-07 au
i 5.298400725152538 4.8166e-06 deg
node 79.24520785460911 5.6146e-05 deg
peri 6.482347915446714 5.8374e-05 deg
M 224.1480882159472 2.0459e-05 deg
tp 2459633.768608410570
(2022-Feb-23.26860841)		 0.0001 TDB
period 1678.126542600239
4.59		 1.7353e-05
4.751e-08		 d
yr
n .2145249424648179 2.2184e-09 deg/d
Q 3.342863018203999 2.3046e-08 au
   Orbit Determination Parameters
   # obs. used (total)      553  
   data-arc span      7980 days (21.85 yr)  
   first obs. used      1998-11-10  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59658  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:00:41  

Additional Information
 Earth MOID = 1.20078 au 
 Jupiter MOID = 1.8945 au 
 T_jup = 3.302 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO474889  

101424 (1998 VA20)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1998 VA20 = 2003 YJ9 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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