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70250 (1999 RF84)
Classification: Main-belt Asteroid          SPK-ID: 2070250
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1001646896405374 4.2931e-08  
a 2.523382860302507 9.2392e-09 au
q 2.270628999256055 1.0719e-07 au
i 1.863270058886331 5.3913e-06 deg
node 178.7531423267383 9.5214e-05 deg
peri 137.7683316070792 9.8139e-05 deg
M 140.0042678629182 2.3331e-05 deg
tp 2458631.107261566324
(2019-May-27.60726157)
9.3992e-05 TDB
period 1464.108123023976
4.01
8.0411e-06
2.202e-08
d
yr
n .2458834797367658 1.3504e-09 deg/d
Q 2.776136721348959 1.0165e-08 au
  Orbit Determination Parameters
   # obs. used (total)      748  
   data-arc span      9253 days (25.33 yr)  
   first obs. used      1995-09-19  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56138  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:48:28  

Additional Information
 Earth MOID = 1.25553 au 
 Jupiter MOID = 2.45182 au 
 T_jup = 3.447 
[ 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 15.9   n/a MPO432255  

70250 (1999 RF84)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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