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JPL Small-Body Database Browser
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201981 (2004 PX51)
Classification: Main-belt Asteroid          SPK-ID: 2201981
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1719834676895704 7.1474e-08  
a 2.303231058129561 1.3455e-08 au
q 1.907113393862121 1.6623e-07 au
i 2.844476354107613 7.0112e-06 deg
node 27.31024939838253 0.00013958 deg
peri 342.0820600540876 0.00014065 deg
M 44.42931398950638 1.7097e-05 deg
tp 2458442.930630958169
(2018-Nov-20.43063096)
6.06e-05 TDB
period 1276.746538748198
3.50
1.1187e-05
3.063e-08
d
yr
n .2819666935247512 2.4707e-09 deg/d
Q 2.699348722397001 1.5768e-08 au
  Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      6245 days (17.10 yr)  
   first obs. used      2001-12-18  
   last obs. used      2019-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57793  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:48:44  

Additional Information
 Earth MOID = .905946 au 
 Jupiter MOID = 2.7592 au 
 T_jup = 3.568 
[ 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 16.7   n/a MPO407528  

201981 (2004 PX51)          Discovered 2004-Aug-08 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Alternate Designations
 2004 PX51 = 2001 YY44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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