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14864 (1990 QK4)
Classification: Main-belt Asteroid          SPK-ID: 2014864
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2192481609748541 3.5777e-08  
a 2.382230076035397 7.3908e-09 au
q 1.85993051284565 8.3507e-08 au
i 2.660504148865824 3.7029e-06 deg
node 157.0911072225639 8.4645e-05 deg
peri 203.7029218319937 8.5111e-05 deg
M 73.6086519490498 1.0192e-05 deg
tp 2458925.900118546344
(2020-Mar-17.40011855)
3.7321e-05 TDB
period 1342.993720245575
3.68
6.2499e-06
1.711e-08
d
yr
n .2680578431403028 1.2475e-09 deg/d
Q 2.904529639225145 9.0113e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1487  
   data-arc span      11136 days (30.49 yr)  
   first obs. used      1990-08-23  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53731  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:41:00  

Additional Information
 Earth MOID = .855518 au 
 Jupiter MOID = 2.54972 au 
 T_jup = 3.503 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.08   n/a MPCxxxxx  

14864 (1990 QK4)          Discovered 1990-Aug-23 by Holt, H. E. at Palomar
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 QK4 = 1996 FO13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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