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70240 (1999 RP71)
Classification: Main-belt Asteroid          SPK-ID: 2070240
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1747553215365561 3.1468e-08  
a 2.427791819193987 9.8541e-09 au
q 2.003522279206921 7.3943e-08 au
i 2.297411069125788 3.4341e-06 deg
node 90.89343316309348 0.0001234 deg
peri 346.2877252756272 0.00012439 deg
M 99.4143153973183 1.7113e-05 deg
tp 2458618.940722503939
(2019-May-15.44072250)
6.4432e-05 TDB
period 1381.705837329413
3.78
8.4123e-06
2.303e-08
d
yr
n .2605474988046766 1.5863e-09 deg/d
Q 2.852061359181052 1.1576e-08 au
  Orbit Determination Parameters
   # obs. used (total)      706  
   data-arc span      9515 days (26.05 yr)  
   first obs. used      1994-05-04  
   last obs. used      2020-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52895  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:01:32  

Additional Information
 Earth MOID = 1.019 au 
 Jupiter MOID = 2.39745 au 
 T_jup = 3.487 
[ 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 16.10   n/a E2021B10  

70240 (1999 RP71)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RP71 = 1994 JE8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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