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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05342959220597335 6.3559e-08  
a 2.918781302803605 3.1608e-08 AU
q 2.762832008056389 1.8852e-07 AU
i 1.752521770913535 6.9535e-06 deg
node 189.2184749411194 0.00023827 deg
peri 74.51622288966666 0.00025091 deg
M 351.3125316308793 7.4733e-05 deg
tp 2457044.453300858577
(2015-Jan-21.95330086)
0.00037799 JED
period 1821.38082543479
4.99
2.9586e-05
8.1e-08
d
yr
n .1976522399779094 3.2106e-09 deg/d
Q 3.074730597550821 3.3297e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      362  
   data-arc span      6914 days (18.93 yr)  
   first obs. used      1996-09-13  
   last obs. used      2015-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54953  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 16:42:20  

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
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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