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90790 (1994 PA25)
Classification: Main-belt Asteroid          SPK-ID: 2090790
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07881920588694584 9.1168e-08  
a 2.889518076162095 2.0057e-08 au
q 2.661768556003024 2.6206e-07 au
i 2.112787273955829 8.1519e-06 deg
node 16.38462927045568 0.00010381 deg
peri 342.4304512256836 0.00010735 deg
M 65.95115968858619 2.6784e-05 deg
tp 2458671.832708250131
(2019-Jul-07.33270825)
0.00013376 TDB
period 1794.058293874549
4.91
1.868e-05
5.114e-08
d
yr
n .2006623760382522 2.0893e-09 deg/d
Q 3.117267596321167 2.1638e-08 au
  Orbit Determination Parameters
   # obs. used (total)      705  
   data-arc span      21633 days (59.23 yr)  
   first obs. used      1960-09-29  
   last obs. used      2019-12-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54486  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:18:15  

Additional Information
 Earth MOID = 1.658 au 
 Jupiter MOID = 2.26425 au 
 T_jup = 3.286 
[ 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 15.1   n/a MPO320095  

90790 (1994 PA25)          Discovered 1994-Aug-12 by Elst, E. W. at La Silla
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1994 PA25 = 1999 RC78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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