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JPL Small-Body Database Browser
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185981 (2001 MN30)
Classification: Main-belt Asteroid          SPK-ID: 2185981
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1270289888619553 3.7598e-08  
a 2.456302458115151 1.5697e-08 au
q 2.144280840521648 9.4043e-08 au
i 5.875747627638963 4.7233e-06 deg
node 148.8673284636154 7.3694e-05 deg
peri 149.0235840042737 8.0546e-05 deg
M 330.3044931351128 3.4835e-05 deg
tp 2459116.487031337905
(2020-Sep-23.98703134)
0.00013659 TDB
period 1406.116133044303
3.85
1.3479e-05
3.69e-08
d
yr
n .2560243720556596 2.4543e-09 deg/d
Q 2.768324075708654 1.7691e-08 au
  Orbit Determination Parameters
   # obs. used (total)      356  
   data-arc span      6934 days (18.98 yr)  
   first obs. used      2000-03-03  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55499  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:05:55  

Additional Information
 Earth MOID = 1.13116 au 
 Jupiter MOID = 2.43101 au 
 T_jup = 3.474 
[ 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 16.5   n/a MPO433221  

185981 (2001 MN30)          Discovered 2001-Jun-30 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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