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142154 (2002 RM28)
Classification: Main-belt Asteroid          SPK-ID: 2142154
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1756956042117611 4.765e-08  
a 2.432305943910107 1.6467e-08 au
q 2.004960481466963 1.2259e-07 au
i 2.232507679854762 5.3564e-06 deg
node 354.4175048386657 0.00011842 deg
peri 268.9159040942459 0.00011991 deg
M 288.6149847278595 2.4902e-05 deg
tp 2459275.245308061192
(2021-Mar-01.74530806)
9.786e-05 TDB
period 1385.561248743335
3.79
1.4071e-05
3.852e-08
d
yr
n .2598225089843628 2.6386e-09 deg/d
Q 2.859651406353251 1.9361e-08 au
  Orbit Determination Parameters
   # obs. used (total)      339  
   data-arc span      8955 days (24.52 yr)  
   first obs. used      1995-10-15  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56895  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:21:59  

Additional Information
 Earth MOID = .990856 au 
 Jupiter MOID = 2.22195 au 
 T_jup = 3.484 
[ 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 16.8   n/a MPO469505  

142154 (2002 RM28)          Discovered 2002-Sep-05 by Kusnirak, P., Pravec, P. at Ondrejov
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

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