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

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05548650785434526 3.0963e-08  
a 2.917351971339991 1.5446e-08 au
q 2.755478298268345 9.0723e-08 au
i 1.754805155893532 3.917e-06 deg
node 189.0256676063341 0.00011338 deg
peri 72.05267210082684 0.0001206 deg
M 107.3282219317245 3.9088e-05 deg
tp 2458853.883364762666
(2020-Jan-05.38336476)
0.00019813 TDB
period 1820.043089968496
4.98
1.4455e-05
3.958e-08
d
yr
n .1977975147864392 1.5709e-09 deg/d
Q 3.079225644411637 1.6303e-08 au
  Orbit Determination Parameters
   # obs. used (total)      725  
   data-arc span      9065 days (24.82 yr)  
   first obs. used      1996-09-13  
   last obs. used      2021-07-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51798  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 22:02:46  

Additional Information
 Earth MOID = 1.74068 au 
 Jupiter MOID = 1.94178 au 
 T_jup = 3.278 
[ 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 15.58   n/a E2021B10  

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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