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79993 (1999 FU4)
Classification: Main-belt Asteroid          SPK-ID: 2079993
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05342966677387549 7.9777e-08  
a 2.918781258940841 4.2476e-08 AU
q 2.762831748889799 2.5224e-07 AU
i 1.752520510380703 8.5056e-06 deg
node 189.2184468406868 0.0002479 deg
peri 74.51619657968945 0.00026205 deg
M 351.3125988988487 8.643e-05 deg
tp 2457044.452959532833
(2015-Jan-21.95295953)
0.00043751 JED
period 1821.380784377863
4.99
3.9758e-05
1.089e-07
d
yr
n .197652244433317 4.3145e-09 deg/d
Q 3.074730768991883 4.4745e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      311  
   data-arc span      6497 days (17.79 yr)  
   first obs. used      1996-09-13  
   last obs. used      2014-06-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58366  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 16:35:16  

Additional Information
 Earth MOID = 1.74931 AU 
 T_jup = 3.278 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5 mag n/a MPO253839  

79993 (1999 FU4)          Discovered 1999-Mar-17 by Spacewatch at Kitt Peak (691)
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 FU4 = 2001 UR96 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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