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JPL Small-Body Database Browser
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74576 (1999 NG25)
Classification: Mars-crossing Asteroid          SPK-ID: 2074576
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3199100740249966 3.9847e-08  
a 2.330370908911074 1.0189e-08 au
q 1.584861778935634 8.8336e-08 au
i 6.290902742396732 3.8896e-06 deg
node 85.83298901691677 4.6326e-05 deg
peri 205.0319909179101 4.7291e-05 deg
M 203.8172989557653 1.1447e-05 deg
tp 2459164.223877677852
(2020-Nov-10.72387768)
4.414e-05 TDB
period 1299.379474213018
3.56
8.5218e-06
2.333e-08
d
yr
n .2770553230556744 1.817e-09 deg/d
Q 3.075880038886514 1.3449e-08 au
  Orbit Determination Parameters
   # obs. used (total)      500  
   data-arc span      8073 days (22.10 yr)  
   first obs. used      1996-12-01  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56778  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:35:27  

Additional Information
 Earth MOID = .570722 au 
 Jupiter MOID = 2.13032 au 
 T_jup = 3.493 
[ 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 16.2   n/a MPO436304  

74576 (1999 NG25)          Discovered 1999-Jul-14 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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