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120644 (1996 RM3)
Classification: Mars-crossing Asteroid          SPK-ID: 2120644
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3694608564124272 4.5935e-08  
a 2.612095036862616 1.0378e-08 au
q 1.647028167512703 1.2191e-07 au
i 6.910455738165873 5.7004e-06 deg
node 358.0157614931587 3.1635e-05 deg
peri 34.15224500031873 3.2033e-05 deg
M 200.1817590619133 6.7396e-06 deg
tp 2459685.050880380215
(2022-Apr-15.55088038)
3.1933e-05 TDB
period 1541.991173788149
4.22
9.1895e-06
2.516e-08
d
yr
n .2334643713398192 1.3913e-09 deg/d
Q 3.577161906212528 1.4212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      872  
   data-arc span      23919 days (65.49 yr)  
   first obs. used      1954-12-21  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53592  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 17:55:45  

Additional Information
 Earth MOID = .657848 au 
 Jupiter MOID = 1.91046 au 
 T_jup = 3.299 
[ 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 15.18   n/a E2021B55  

120644 (1996 RM3)          Discovered 1996-Sep-11 by NEAT at Haleakala
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1996 RM3 = 2002 CG97 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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