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146642 (2001 UF74)
Classification: Main-belt Asteroid          SPK-ID: 2146642
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04308148705331254 3.789e-08  
a 2.707211449106264 1.7854e-08 au
q 2.590580754111013 1.039e-07 au
i 4.12498583406692 4.5985e-06 deg
node 79.21339211905753 6.5305e-05 deg
peri 21.43071215991534 9.0608e-05 deg
M 4.810205996790882 6.2127e-05 deg
tp 2458978.760834512950
(2020-May-09.26083451)
0.00028075 TDB
period 1626.978050536554
4.45
1.6095e-05
4.407e-08
d
yr
n .2212691190770995 2.1889e-09 deg/d
Q 2.823842144101515 1.8623e-08 au
  Orbit Determination Parameters
   # obs. used (total)      431  
   data-arc span      6680 days (18.29 yr)  
   first obs. used      2001-10-17  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50485  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:38:37  

Additional Information
 Earth MOID = 1.60797 au 
 Jupiter MOID = 2.23504 au 
 T_jup = 3.360 
[ 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 15.9   n/a MPO453932  

146642 (2001 UF74)          Discovered 2001-Oct-17 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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