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JPL Small-Body Database Browser
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(1999 FN19)
Classification: Apollo [NEO]          SPK-ID: 3018335
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 81 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3914291449138649 2.997e-09  
a 1.647417640815951 8.1396e-10 au
q 1.002570362355346 5.2498e-09 au
i 2.256298449684788 9.3042e-07 deg
node 190.0937480953964 1.6776e-05 deg
peri 36.73258641431372 1.6746e-05 deg
M 165.0578254702695 1.0119e-06 deg
tp 2458246.390471044217
(2018-May-07.89047104)
2.1524e-06 TDB
period 772.3319391908728
2.11
5.7239e-07
1.567e-09
d
yr
n .4661208241331454 3.4545e-10 deg/d
Q 2.292264919276555 1.1326e-09 au
  Orbit Determination Parameters
   # obs. used (total)      351  
   # delay obs. used      6  
   # Doppler obs. used      5  
   data-arc span      7084 days (19.39 yr)  
   first obs. used      1999-03-20  
   last obs. used      2018-08-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42935  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Sep-02 06:52:16  

Additional Information
 Earth MOID = .0162967 au 
 Jupiter MOID = 2.696 au 
 T_jup = 4.193 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 22.5   n/a E2018M75  
rotation period rot_per 3.5 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (1999) http://www.asu.cas.cz/~ppravec/neo.htm]
SMASSII spectral type spec_B Sq   n/a Binzel et al. (2004) Meteorit. Planet. Sci. 39, 351-366  

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