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48908 (1998 MG40)
Classification: Main-belt Asteroid          SPK-ID: 2048908
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1413766636581718 3.2732e-08  
a 2.32812836716822 9.2113e-09 au
q 1.99898534605003 7.7568e-08 au
i 4.450728241255283 3.8836e-06 deg
node 162.8963658362654 5.2735e-05 deg
peri 121.1812373590455 5.5516e-05 deg
M 65.59862758755999 1.6189e-05 deg
tp 2458764.070826866508
(2019-Oct-07.57082687)
5.8584e-05 TDB
period 1297.504314620722
3.55
7.7004e-06
2.108e-08
d
yr
n .2774557247659195 1.6466e-09 deg/d
Q 2.65727138828641 1.0514e-08 au
  Orbit Determination Parameters
   # obs. used (total)      919  
   data-arc span      9112 days (24.95 yr)  
   first obs. used      1995-11-14  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57076  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:35:14  

Additional Information
 Earth MOID = .987037 au 
 Jupiter MOID = 2.48514 au 
 T_jup = 3.555 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO493203  

48908 (1998 MG40)          Discovered 1998-Jun-26 by Elst, E. W. at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 MG40 = 2001 FY16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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