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390662 (2002 RM76)
Classification: Mars-crossing Asteroid          SPK-ID: 2390662
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2555700780486788 5.173e-08  
a 2.162074010188344 1.1554e-08 au
q 1.609512586657489 1.0961e-07 au
i 6.104889869802333 9.3074e-06 deg
node 349.8144066977022 5.0908e-05 deg
peri 288.394178893721 5.7699e-05 deg
M 250.293173617899 3.3675e-05 deg
tp 2459354.363209647822
(2021-May-19.86320965)
0.00011002 TDB
period 1161.192604638139
3.18
9.3082e-06
2.548e-08
d
yr
n .3100260874570299 2.4852e-09 deg/d
Q 2.714635433719199 1.4507e-08 au
  Orbit Determination Parameters
   # obs. used (total)      112  
   data-arc span      7383 days (20.21 yr)  
   first obs. used      1999-10-13  
   last obs. used      2019-12-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65512  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:39:15  

Additional Information
 Earth MOID = .606836 au 
 Jupiter MOID = 2.46112 au 
 T_jup = 3.646 
[ 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 18.0   n/a MPO455776  

390662 (2002 RM76)          Discovered 2002-Sep-05 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2002 RM76 = 1999 TK331 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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