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146804 (2001 YP56)
Classification: Main-belt Asteroid          SPK-ID: 2146804
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2323078805904523 4.3234e-08  
a 2.782461776936359 1.3662e-08 au
q 2.13607397871233 1.2316e-07 au
i 2.944686302289683 5.1113e-06 deg
node 15.94699704158025 9.1893e-05 deg
peri 1.154720545913275 9.2503e-05 deg
M 35.58389646511054 1.0161e-05 deg
tp 2458832.931169484493
(2019-Dec-15.43116948)
4.756e-05 TDB
period 1695.283119001032
4.64
1.2486e-05
3.418e-08
d
yr
n .2123539106625062 1.564e-09 deg/d
Q 3.428849575160389 1.6836e-08 au
  Orbit Determination Parameters
   # obs. used (total)      432  
   data-arc span      8424 days (23.06 yr)  
   first obs. used      1996-10-07  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5872  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:07:57  

Additional Information
 Earth MOID = 1.13779 au 
 Jupiter MOID = 2.03587 au 
 T_jup = 3.291 
[ 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 16.1   n/a MPO493836  

146804 (2001 YP56)          Discovered 2001-Dec-18 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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