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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05327089843470857 8.8613e-08  
a 2.918235789087341 5.3876e-08 AU
q 2.762778746758338 2.7734e-07 AU
i 1.75263820042053 9.4133e-06 deg
node 189.2225806418236 0.00029396 deg
peri 74.59900052644259 0.00031005 deg
M 311.6885854850842 0.00010488 deg
tp 2457044.857823669076
(2015-Jan-22.35782367)
0.00053322 JED
period 1820.870231272311
4.99
5.0425e-05
1.381e-07
d
yr
n .1977076640703025 5.4751e-09 deg/d
Q 3.073692831416345 5.6746e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      271  
   data-arc span      6416 days (17.57 yr)  
   first obs. used      1996-09-13  
   last obs. used      2014-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55966  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 15:25:58  

Additional Information
 Earth MOID = 1.74746 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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