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JPL Small-Body Database Browser
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100931 (1998 MP11)
Classification: Main-belt Asteroid          SPK-ID: 2100931
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .272808646088108 3.6582e-08  
a 2.387211810465455 8.934e-09 au
q 1.735959788526833 8.9914e-08 au
i 11.41673569744082 5.7826e-06 deg
node 224.0452773267436 2.122e-05 deg
peri 40.26808654872759 2.374e-05 deg
M 345.0365151660846 9.4123e-06 deg
tp 2459056.497044474206
(2020-Jul-25.99704447)
3.5275e-05 TDB
period 1347.208637190105
3.69
7.5628e-06
2.071e-08
d
yr
n .2672191894129018 1.5001e-09 deg/d
Q 3.038463832404077 1.1371e-08 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      8959 days (24.53 yr)  
   first obs. used      1995-10-17  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55552  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:57:30  

Additional Information
 Earth MOID = .738001 au 
 Jupiter MOID = 2.07495 au 
 T_jup = 3.457 
[ 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 16.0   n/a MPO280444  

100931 (1998 MP11)          Discovered 1998-Jun-19 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 MP11 = 1995 UR14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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