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JPL Small-Body Database Browser
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312903 (2011 UQ300)
Classification: Main-belt Asteroid          SPK-ID: 2312903
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2802132616963698 4.5985e-08  
a 2.785407521730569 3.071e-08 au
q 2.004899394912845 1.2424e-07 au
i 8.035430752005743 7.6177e-06 deg
node 254.7301952572632 5.808e-05 deg
peri 152.3699933584882 6.1674e-05 deg
M 225.5519295721715 2.2153e-05 deg
tp 2459234.637762393907
(2021-Jan-20.13776239)
0.00011178 TDB
period 1697.975982365266
4.65
2.8081e-05
7.688e-08
d
yr
n .2120171331861379 3.5063e-09 deg/d
Q 3.565915648548294 3.9315e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      7016 days (19.21 yr)  
   first obs. used      1997-11-30  
   last obs. used      2017-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62592  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 12:35:24  

Additional Information
 Earth MOID = 1.01865 au 
 Jupiter MOID = 1.85221 au 
 T_jup = 3.259 
[ 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 16.8   n/a MPO345863  

312903 (2011 UQ300)          Discovered 2003-Jan-07 by LINEAR at Socorro
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2011 UQ300 = 2003 AN69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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