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74582 (1999 NU49)
Classification: Main-belt Asteroid          SPK-ID: 2074582
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2236936728789515 4.8272e-08  
a 2.269096406253924 1.0912e-08 au
q 1.761513897022554 1.1252e-07 au
i 5.789382455701041 5.769e-06 deg
node 140.1145482665997 5.7694e-05 deg
peri 172.2990214847711 5.9537e-05 deg
M 31.64480582350729 1.8907e-05 deg
tp 2458890.756758663564
(2020-Feb-11.25675866)
6.5063e-05 TDB
period 1248.469246468527
3.42
9.0061e-06
2.466e-08
d
yr
n .2883531180430046 2.0801e-09 deg/d
Q 2.776678915485293 1.3353e-08 au
  Orbit Determination Parameters
   # obs. used (total)      623  
   data-arc span      8850 days (24.23 yr)  
   first obs. used      1995-04-08  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57846  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:19:09  

Additional Information
 Earth MOID = .74766 au 
 Jupiter MOID = 2.5115 au 
 T_jup = 3.574 
[ 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 16.0   n/a MPO324955  

74582 (1999 NU49)          Discovered 1999-Jul-13 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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