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JPL Small-Body Database Browser
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523001 (2016 PH121)
Classification: Main-belt Asteroid          SPK-ID: 2523001
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06013312796346632 1.312e-07  
a 2.851109149555304 5.5273e-08 au
q 2.679663038227285 3.9251e-07 au
i 3.242214539436719 9.5094e-06 deg
node 100.4000231155258 0.00023322 deg
peri 232.6008434429247 0.00024344 deg
M 207.4024531684927 6.7206e-05 deg
tp 2459345.856844257745
(2021-May-11.35684426)
0.00032797 TDB
period 1758.406144163422
4.81
5.1134e-05
1.4e-07
d
yr
n .2047308587921667 5.9536e-09 deg/d
Q 3.022555260883323 5.8597e-08 au
  Orbit Determination Parameters
   # obs. used (total)      59  
   data-arc span      5525 days (15.13 yr)  
   first obs. used      2004-02-17  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57472  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 07:14:36  

Additional Information
 Earth MOID = 1.66958 au 
 Jupiter MOID = 2.19686 au 
 T_jup = 3.300 
[ 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 MPO448123  

523001 (2016 PH121)          Discovered 2007-Nov-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2018-05-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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