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117181 (2004 RP78)
Classification: Main-belt Asteroid          SPK-ID: 2117181
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1683166031757183 7.2402e-08  
a 3.073265118028786 3.4685e-08 au
q 2.555983572703758 2.1288e-07 au
i 22.88184799818828 9.4935e-06 deg
node 27.20465810553696 1.3508e-05 deg
peri 53.21398562309586 4.5383e-05 deg
M 276.7771551870133 3.3872e-05 deg
tp 2459455.423658785478
(2021-Aug-28.92365879)
0.00018309 TDB
period 1967.879342875044
5.39
3.3314e-05
9.121e-08
d
yr
n .182938045111061 3.0969e-09 deg/d
Q 3.590546663353814 4.0523e-08 au
  Orbit Determination Parameters
   # obs. used (total)      503  
   data-arc span      8098 days (22.17 yr)  
   first obs. used      1996-04-12  
   last obs. used      2018-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58929  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:57:50  

Additional Information
 Earth MOID = 1.62714 au 
 Jupiter MOID = 2.04986 au 
 T_jup = 3.089 
[ 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 14.9   n/a MPO449685  

117181 (2004 RP78)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2004 RP78 = 1996 GZ13 = 2001 FT175 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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