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70198 (1999 RV21)
Classification: Main-belt Asteroid          SPK-ID: 2070198
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3083795811397324 4.5177e-08  
a 2.580409151901371 1.8789e-08 au
q 1.784663658468895 1.215e-07 au
i 5.943572676534601 4.1612e-06 deg
node 152.9614331036382 5.3306e-05 deg
peri 207.8462494082824 5.5608e-05 deg
M 357.42277589029 2.4594e-05 deg
tp 2459011.338794240334
(2020-Jun-10.83879424)
0.00010354 TDB
period 1514.018866973597
4.15
1.6537e-05
4.528e-08
d
yr
n .237777750233464 2.5971e-09 deg/d
Q 3.376154645333848 2.4584e-08 au
  Orbit Determination Parameters
   # obs. used (total)      384  
   data-arc span      10648 days (29.15 yr)  
   first obs. used      1990-05-30  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59974  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:05:47  

Additional Information
 Earth MOID = .783841 au 
 Jupiter MOID = 2.08093 au 
 T_jup = 3.349 
[ 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 15.9   n/a MPO436273  

70198 (1999 RV21)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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