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JPL Small-Body Database Browser
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215253 (2001 MG18)
Classification: Main-belt Asteroid          SPK-ID: 2215253
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .272990147017071 4.4835e-08  
a 2.565058245328312 1.436e-08 au
q 1.864822617828786 1.1899e-07 au
i 5.744310278018127 6.2851e-06 deg
node 45.94364949972946 4.4573e-05 deg
peri 247.2175598962687 4.6901e-05 deg
M 122.4860839126401 1.8382e-05 deg
tp 2458089.961471138077
(2017-Dec-02.46147114)
7.3287e-05 TDB
period 1500.528586752583
4.11
1.2601e-05
3.45e-08
d
yr
n .2399154559121766 2.0147e-09 deg/d
Q 3.265293872827838 1.828e-08 au
  Orbit Determination Parameters
   # obs. used (total)      419  
   data-arc span      7775 days (21.29 yr)  
   first obs. used      1997-08-30  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6034  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:37:08  

Additional Information
 Earth MOID = .857364 au 
 Jupiter MOID = 1.97324 au 
 T_jup = 3.373 
[ 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 15.8   n/a MPO418153  

215253 (2001 MG18)          Discovered 2001-Jun-22 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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