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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1695405708919026 5.7819e-08  
a 3.190764615056691 3.2514e-08 AU
q 2.649800560638298 1.8207e-07 AU
i 2.609105194219743 6.4345e-06 deg
node 125.733281320096 0.0001586 deg
peri 171.0838560451283 0.00016063 deg
M 90.90490535226671 2.2839e-05 deg
tp 2456274.815228920735
(2012-Dec-13.31522892)
0.00012961 JED
period 2081.807542235307
5.70
3.182e-05
8.712e-08
d
yr
n .1729266479712413 2.6432e-09 deg/d
Q 3.731728669475085 3.8026e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      976  
   data-arc span      15256 days (41.77 yr)  
   first obs. used      1972-04-18  
   last obs. used      2014-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53354  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:54:44  

Additional Information
 Earth MOID = 1.6332 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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