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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .369432460152711 4.597e-08  
a 2.61240066248814 1.0354e-08 au
q 1.647295058840574 1.2206e-07 au
i 6.910182914643255 5.7001e-06 deg
node 358.011694097013 3.1635e-05 deg
peri 34.12829868171352 3.2033e-05 deg
M 246.9197134661852 6.9392e-06 deg
tp 2459684.942798435517
(2022-Apr-15.44279844)
3.1932e-05 TDB
period 1542.261810458313
4.22
9.1685e-06
2.51e-08
d
yr
n .2334234029260045 1.3877e-09 deg/d
Q 3.577506266135705 1.4179e-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 = .656943 au 
 Jupiter MOID = 1.91128 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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