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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1693494553248563 5.6371e-08  
a 3.191032249431843 3.1781e-08 AU
q 2.650632676066509 1.7601e-07 AU
i 2.609110943682472 6.1392e-06 deg
node 125.7327889341029 0.00015193 deg
peri 171.094203552951 0.00015375 deg
M 125.4971065616448 2.2418e-05 deg
tp 2456274.684181556002
(2012-Dec-13.18418156)
0.00012545 JED
period 2082.069473940344
5.70
3.1105e-05
8.516e-08
d
yr
n .1729048931872072 2.5831e-09 deg/d
Q 3.731431822797177 3.7164e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1008  
   data-arc span      15589 days (42.68 yr)  
   first obs. used      1972-04-18  
   last obs. used      2014-12-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52765  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 02:23:36  

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 (675)
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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