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146975 (2002 NF26)
Classification: Main-belt Asteroid          SPK-ID: 2146975
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1943071378017565 3.7394e-08  
a 2.229607024860108 1.0519e-08 au
q 1.796378465436851 8.4055e-08 au
i 4.180114906863746 4.8466e-06 deg
node 254.3646710139311 6.2632e-05 deg
peri 49.30295092810021 6.4336e-05 deg
M 141.0187602544457 1.5205e-05 deg
tp 2458524.161917043676
(2019-Feb-09.66191704)
4.9566e-05 TDB
period 1216.020546166095
3.33
8.6054e-06
2.356e-08
d
yr
n .2960476294047979 2.095e-09 deg/d
Q 2.662835584283365 1.2563e-08 au
  Orbit Determination Parameters
   # obs. used (total)      522  
   data-arc span      7357 days (20.14 yr)  
   first obs. used      1999-10-12  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .548  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 11:39:00  

Additional Information
 Earth MOID = .784469 au 
 Jupiter MOID = 2.57012 au 
 T_jup = 3.615 
[ 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 16.5   n/a MPO432924  
rotation period rot_per 111.340 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

146975 (2002 NF26)          Discovered 2002-Jul-09 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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Alternate Designations
 2002 NF26 = 1999 TQ194 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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