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487666 (2015 PD54)
Classification: Main-belt Asteroid          SPK-ID: 2487666
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1657440827534055 3.652e-07  
a 2.553303516070469 5.627e-08 au
q 2.130108566808324 9.7513e-07 au
i 16.6206873417579 1.9036e-05 deg
node 346.4258041047192 1.5915e-05 deg
peri 38.9990629122413 0.00015684 deg
M 32.34837371655653 0.00014564 deg
tp 2458866.593381571958
(2020-Jan-18.09338157)
0.00059883 TDB
period 1490.225847410131
4.08
4.9262e-05
1.349e-07
d
yr
n .2415741215505323 7.9857e-09 deg/d
Q 2.976498465332615 6.5596e-08 au
  Orbit Determination Parameters
   # obs. used (total)      105  
   data-arc span      4376 days (11.98 yr)  
   first obs. used      2007-10-10  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53828  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:47:42  

Additional Information
 Earth MOID = 1.15297 au 
 Jupiter MOID = 2.55961 au 
 T_jup = 3.362 
[ 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 17.7   n/a MPO495391  

487666 (2015 PD54)          Discovered 2011-Sep-04 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 PD54 = 2011 ST111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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