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78341 (2002 PA90)
Classification: Main-belt Asteroid          SPK-ID: 2078341
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08965896915876637 4.7102e-08  
a 2.637896232761539 1.6515e-08 au
q 2.401385175784346 1.2193e-07 au
i 13.26720131760036 4.7533e-06 deg
node 273.5422060355569 2.3066e-05 deg
peri 314.5275284529511 3.8627e-05 deg
M 154.3711912203303 3.3228e-05 deg
tp 2458329.459483552466
(2018-Jul-29.95948355)
0.00014283 TDB
period 1564.894226775245
4.28
1.4696e-05
4.024e-08
d
yr
n .2300474970387275 2.1604e-09 deg/d
Q 2.874407289738731 1.7996e-08 au
  Orbit Determination Parameters
   # obs. used (total)      785  
   data-arc span      8094 days (22.16 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51816  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:06:25  

Additional Information
 Earth MOID = 1.40706 au 
 Jupiter MOID = 2.22677 au 
 T_jup = 3.353 
[ 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 14.8   n/a MPO493422  

78341 (2002 PA90)          Discovered 2002-Aug-11 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 PA90 = 2001 ML13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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