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129966 Michaelward (1999 UU5)
Classification: Main-belt Asteroid          SPK-ID: 2129966
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2401210893557921 4.275e-08  
a 2.386397496436278 1.24e-08 au
q 1.813373129956064 1.0226e-07 au
i 3.924745261704782 5.591e-06 deg
node 2.426293908664739 6.0551e-05 deg
peri 314.7272969063475 6.1788e-05 deg
M 263.5648174346678 1.7268e-05 deg
tp 2459361.199558058720
(2021-May-26.69955806)
6.6795e-05 TDB
period 1346.519366136608
3.69
1.0495e-05
2.873e-08
d
yr
n .2673559764928602 2.0838e-09 deg/d
Q 2.959421862916492 1.5378e-08 au
  Orbit Determination Parameters
   # obs. used (total)      548  
   data-arc span      9550 days (26.15 yr)  
   first obs. used      1994-03-06  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56612  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:48:22  

Additional Information
 Earth MOID = .802811 au 
 Jupiter MOID = 2.35837 au 
 T_jup = 3.492 
[ 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 16.1   n/a MPO432778  
diameter diameter 1.509 km 0.432 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.309   0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129966 Michaelward           Discovered 1999 Oct. 29 by the Catalina Sky Survey.
Michael Ward (b. 1964) served as the configuration manager on the OSIRIS-REx Asteroid Sample Return Mission OCAMS camera. He also worked as mission operations manager for GRS on Mars Odyssey.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2016-11-14Last Updated: 2016-11-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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