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146679 (2001 UF224)
Classification: Main-belt Asteroid          SPK-ID: 2146679
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05062755184337621 5.0353e-08  
a 2.877111215049361 3.2042e-08 au
q 2.731450117850291 1.5128e-07 au
i 12.73747545062791 6.7667e-06 deg
node 137.4048804130886 2.6112e-05 deg
peri 281.3518670098428 7.7323e-05 deg
M 283.8378882268839 7.5243e-05 deg
tp 2459377.611588527979
(2021-Jun-12.11158853)
0.0003743 TDB
period 1782.515856105676
4.88
2.9777e-05
8.152e-08
d
yr
n .2019617378251571 3.3738e-09 deg/d
Q 3.022772312248432 3.3664e-08 au
  Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      7409 days (20.28 yr)  
   first obs. used      1998-02-27  
   last obs. used      2018-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60094  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 05:47:20  

Additional Information
 Earth MOID = 1.78009 au 
 Jupiter MOID = 2.15109 au 
 T_jup = 3.257 
[ 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 15.6   n/a MPO475271  
diameter diameter 5.280 km 0.369 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146679 (2001 UF224)          Discovered 2001-Oct-28 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 UF224 = 2003 EF6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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