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78469 (2002 RN44)
Classification: Main-belt Asteroid          SPK-ID: 2078469
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09644921060480187 3.8005e-08  
a 2.707080491721181 1.3752e-08 au
q 2.445984715251015 1.0504e-07 au
i 4.166211105658001 4.2486e-06 deg
node 55.37027010318727 6.1968e-05 deg
peri 314.5408007000445 6.8488e-05 deg
M 332.259101771619 2.6301e-05 deg
tp 2459125.862660096879
(2020-Oct-03.36266010)
0.00011874 TDB
period 1626.859997947168
4.45
1.2397e-05
3.394e-08
d
yr
n .2212851754018547 1.6862e-09 deg/d
Q 2.968176268191348 1.5079e-08 au
  Orbit Determination Parameters
   # obs. used (total)      681  
   data-arc span      8980 days (24.59 yr)  
   first obs. used      1996-03-20  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50572  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:45  

Additional Information
 Earth MOID = 1.44789 au 
 Jupiter MOID = 2.49694 au 
 T_jup = 3.354 
[ 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 MPO400733  

78469 (2002 RN44)          Discovered 2002-Sep-05 by LINEAR at Socorro
Reference: 20040415/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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