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74001 (1998 FW45)
Classification: Main-belt Asteroid          SPK-ID: 2074001
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1451041043234045 3.7847e-08  
a 2.188775107789416 6.387e-09 au
q 1.87117485620827 8.2844e-08 au
i 3.64993041786901 3.7859e-06 deg
node 123.3425636401285 5.8628e-05 deg
peri 267.0764379942769 6.0073e-05 deg
M 89.15976568595978 1.41e-05 deg
tp 2458707.568175852270
(2019-Aug-12.06817585)
4.5966e-05 TDB
period 1182.769558464521
3.24
5.1771e-06
1.417e-08
d
yr
n .3043703631224279 1.3323e-09 deg/d
Q 2.506375359370562 7.3137e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1303  
   data-arc span      9050 days (24.78 yr)  
   first obs. used      1995-04-23  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52536  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:09:15  

Additional Information
 Earth MOID = .8807 au 
 Jupiter MOID = 2.92171 au 
 T_jup = 3.658 
[ 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 15.2   n/a MPO395673  

74001 (1998 FW45)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FW45 = 1999 ND36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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