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78506 (2002 RU84)
Classification: Main-belt Asteroid          SPK-ID: 2078506
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1758439863238162 3.9391e-08  
a 2.303483765197235 9.4927e-09 au
q 1.89842999749276 9.0811e-08 au
i 1.715753869527322 4.9073e-06 deg
node 343.6248812227105 0.00015458 deg
peri 308.0699401452815 0.00015523 deg
M 130.7364014339632 1.6424e-05 deg
tp 2458736.764667669442
(2019-Sep-10.26466767)
5.7487e-05 TDB
period 1276.956668593384
3.50
7.8936e-06
2.161e-08
d
yr
n .2819202944423742 1.7427e-09 deg/d
Q 2.70853753290171 1.1162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      618  
   data-arc span      9829 days (26.91 yr)  
   first obs. used      1994-03-06  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57985  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:37:08  

Additional Information
 Earth MOID = .880878 au 
 Jupiter MOID = 2.46931 au 
 T_jup = 3.568 
[ 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 16.19   n/a MPCxxxxx  

78506 (2002 RU84)          Discovered 2002-Sep-05 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 RU84 = 1994 EK8 = 2001 FH103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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