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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1171074464549179 3.377e-08  
a 2.56206586382467 1.2627e-08 au
q 2.262028872862849 8.5104e-08 au
i 2.131504567020031 4.128e-06 deg
node 203.5064381100354 0.00010014 deg
peri 83.13485260429695 0.00010181 deg
M 181.4061899334855 1.8958e-05 deg
tp 2459943.600859663907
(2022-Dec-30.10085966)
8.0239e-05 TDB
period 1497.903591279979
4.10
1.1073e-05
3.032e-08
d
yr
n .2403358948437898 1.7767e-09 deg/d
Q 2.862102854786492 1.4105e-08 au
  Orbit Determination Parameters
   # obs. used (total)      943  
   data-arc span      7709 days (21.11 yr)  
   first obs. used      2000-01-06  
   last obs. used      2021-02-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55629  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:35:35  

Additional Information
 Earth MOID = 1.24495 au 
 Jupiter MOID = 2.26989 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 15.54   n/a MPCxxxxx  

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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