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74802 (1999 SX19)
Classification: Main-belt Asteroid          SPK-ID: 2074802
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1624102170030464 3.3811e-08  
a 2.269143500403187 9.2332e-09 au
q 1.900611412091653 8.0599e-08 au
i 4.299389591906749 3.3838e-06 deg
node 107.1554953452399 4.7502e-05 deg
peri 224.5820578033813 4.8777e-05 deg
M 37.80375593988375 1.1142e-05 deg
tp 2458869.393622152105
(2020-Jan-20.89362215)
3.8499e-05 TDB
period 1248.508113857733
3.42
7.6204e-06
2.086e-08
d
yr
n .288344141302891 1.7599e-09 deg/d
Q 2.63767558871472 1.0733e-08 au
  Orbit Determination Parameters
   # obs. used (total)      989  
   data-arc span      10855 days (29.72 yr)  
   first obs. used      1991-02-22  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56469  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:09:26  

Additional Information
 Earth MOID = .892605 au 
 Jupiter MOID = 2.70304 au 
 T_jup = 3.593 
[ 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 15.7   n/a MPO436306  

74802 (1999 SX19)          Discovered 1999-Sep-30 by LINEAR at Socorro
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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