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JPL Small-Body Database Browser
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487389 (2014 QD305)
Classification: Main-belt Asteroid          SPK-ID: 2487389
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07514243164885111 2.0861e-07  
a 3.196280914584249 1.2862e-07 au
q 2.956104594429575 6.9064e-07 au
i 13.28838124103444 1.5497e-05 deg
node 316.23600793 3.5057e-05 deg
peri 20.56424387278728 8.2002e-05 deg
M 293.7030200830167 7.2689e-05 deg
tp 2458984.876726225027
(2020-May-15.37672623)
0.00043058 TDB
period 2087.208521629237
5.71
0.00012598
3.449e-07
d
yr
n .1724791731489246 1.0411e-08 deg/d
Q 3.436457234738924 1.3828e-07 au
  Orbit Determination Parameters
   # obs. used (total)      47  
   data-arc span      2228 days (6.10 yr)  
   first obs. used      2011-01-13  
   last obs. used      2017-02-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66823  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 00:17:49  

Additional Information
 Earth MOID = 1.94807 au 
 Jupiter MOID = 1.90025 au 
 T_jup = 3.149 
[ 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 16.7   n/a MPO399021  

487389 (2014 QD305)          Discovered 2011-Jan-13 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Alternate Designations
 2014 QD305 = 2011 AQ50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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