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JPL Small-Body Database Browser
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393973 (2005 UF312)
Classification: Main-belt Asteroid          SPK-ID: 2393973
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08363307328823204 1.0269e-07  
a 3.032592309474935 5.8347e-08 au
q 2.778967294603289 3.3849e-07 au
i 9.226753703600558 1.2332e-05 deg
node 203.5301659492288 4.8843e-05 deg
peri 135.4309296637865 9.1031e-05 deg
M 326.1057855675742 7.6712e-05 deg
tp 2459182.111164326684
(2020-Nov-28.61116433)
0.00041333 TDB
period 1928.943338927447
5.28
5.5669e-05
1.524e-07
d
yr
n .1866306763578505 5.3862e-09 deg/d
Q 3.286217324346581 6.3227e-08 au
  Orbit Determination Parameters
   # obs. used (total)      89  
   data-arc span      4989 days (13.66 yr)  
   first obs. used      2005-09-29  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67707  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:10:29  

Additional Information
 Earth MOID = 1.78038 au 
 Jupiter MOID = 2.07676 au 
 T_jup = 3.218 
[ 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 16.8   n/a MPO476861  

393973 (2005 UF312)          Discovered 2005-Oct-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-05-15
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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