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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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1172328181623579 3.6048e-08  
a 2.561653191751188 1.4093e-08 au
q 2.261343368927597 8.9189e-08 au
i 2.13169837035057 4.9042e-06 deg
node 203.5165062170979 0.00010075 deg
peri 83.0532728668187 0.00010321 deg
M 133.4165590041614 2.1364e-05 deg
tp 2458445.508718854114
(2018-Nov-23.00871885)
8.9237e-05 TDB
period 1497.541704746613
4.10
1.2358e-05
3.383e-08
d
yr
n .2403939729083623 1.9838e-09 deg/d
Q 2.861963014574778 1.5746e-08 au
  Orbit Determination Parameters
   # obs. used (total)      836  
   data-arc span      7615 days (20.85 yr)  
   first obs. used      2000-01-06  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58142  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:12:31  

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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