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14389 (1990 QR5)
Classification: Main-belt Asteroid          SPK-ID: 2014389
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1693494519870878 5.6e-08  
a 3.191032251037629 3.1635e-08 AU
q 2.650632688051283 1.7449e-07 AU
i 2.609111779441789 6.058e-06 deg
node 125.7328278791695 0.00014936 deg
peri 171.0941624478218 0.00015112 deg
M 125.4971079549553 2.2242e-05 deg
tp 2456274.684172949888
(2012-Dec-13.18417295)
0.0001243 JED
period 2082.069475511949
5.70
3.0961e-05
8.477e-08
d
yr
n .1729048930566938 2.5712e-09 deg/d
Q 3.731431814023975 3.6992e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1022  
   data-arc span      15644 days (42.83 yr)  
   first obs. used      1972-04-18  
   last obs. used      2015-02-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53028  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:38:33  

Additional Information
 Earth MOID = 1.63597 AU 
 T_jup = 3.173 
[ 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 13.1 mag n/a MPO279667  

14389 (1990 QR5)          Discovered 1990-Aug-26 by Holt, H. E. at Palomar
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 QR5 = 1972 HO = 1993 BO15 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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