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129190 (2005 MW12)
Classification: Main-belt Asteroid          SPK-ID: 2129190
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1816941248699976 4.816e-08  
a 2.25462300981179 1.0241e-08 au
q 1.844971255132277 1.0929e-07 au
i 4.037530381629598 6.5321e-06 deg
node 203.035207210595 6.5907e-05 deg
peri 38.70631896301315 6.7997e-05 deg
M 183.9676579758687 1.9577e-05 deg
tp 2459605.143370627938
(2022-Jan-25.64337063)
6.9644e-05 TDB
period 1236.543301777001
3.39
8.425e-06
2.307e-08
d
yr
n .29113416366629 1.9836e-09 deg/d
Q 2.664274764491303 1.2102e-08 au
  Orbit Determination Parameters
   # obs. used (total)      387  
   data-arc span      7829 days (21.43 yr)  
   first obs. used      1998-05-22  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5768  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 15:15:55  

Additional Information
 Earth MOID = .834569 au 
 Jupiter MOID = 2.34843 au 
 T_jup = 3.599 
[ 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 16.7   n/a MPO436625  

129190 (2005 MW12)          Discovered 2005-Jun-29 by LONEOS at Anderson Mesa
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2005 MW12 = 2001 FU169 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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