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78197 (2002 NF44)
Classification: Main-belt Asteroid          SPK-ID: 2078197
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1172328145983031 3.6124e-08  
a 2.561653189915303 1.4146e-08 au
q 2.261343376436811 8.9325e-08 au
i 2.131698931399804 4.9233e-06 deg
node 203.5165067918097 0.00010075 deg
peri 83.05327610201792 0.00010324 deg
M 133.4165560189895 2.1454e-05 deg
tp 2458445.508731868572
(2018-Nov-23.00873187)
8.9647e-05 TDB
period 1497.541703136726
4.10
1.2405e-05
3.396e-08
d
yr
n .2403939731667905 1.9913e-09 deg/d
Q 2.861963003393795 1.5804e-08 au
  Orbit Determination Parameters
   # obs. used (total)      830  
   data-arc span      7599 days (20.80 yr)  
   first obs. used      2000-01-06  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57428  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:27:49  

Additional Information
 Earth MOID = 1.24619 au 
 Jupiter MOID = 2.27079 au 
 T_jup = 3.424 
[ 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 15.5   n/a MPO302470  

78197 (2002 NF44)          Discovered 2002-Jul-12 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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