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187938 (2001 FM149)
Classification: Main-belt Asteroid          SPK-ID: 2187938
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .100195049691078 4.4338e-08  
a 2.288403717804039 1.3124e-08 au
q 2.059116993585416 9.9344e-08 au
i 6.37341831485179 5.724e-06 deg
node 152.2547235280434 4.0293e-05 deg
peri 70.18083425680018 4.9793e-05 deg
M 229.6440616195906 3.0285e-05 deg
tp 2459658.352630189021
(2022-Mar-19.85263019)
0.0001081 TDB
period 1264.437576959813
3.46
1.0878e-05
2.978e-08
d
yr
n .2847115639077861 2.4493e-09 deg/d
Q 2.517690442022662 1.4439e-08 au
  Orbit Determination Parameters
   # obs. used (total)      380  
   data-arc span      7244 days (19.83 yr)  
   first obs. used      2001-03-20  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61344  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:57:26  

Additional Information
 Earth MOID = 1.06042 au 
 Jupiter MOID = 2.46452 au 
 T_jup = 3.585 
[ 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 16.8   n/a MPO436930  

187938 (2001 FM149)          Discovered 2001-Mar-24 by LONEOS at Anderson Mesa
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

[ show close-approach data ]
Alternate Designations
 2001 FM149 = 2005 MQ40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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