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JPL Small-Body Database Browser
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392726 (2012 QD39)
Classification: Main-belt Asteroid          SPK-ID: 2392726
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1714633156652649 4.918e-08  
a 2.569221378509684 4.3366e-08 au
q 2.128694162272331 1.2439e-07 au
i 12.08012097174908 1.7216e-05 deg
node 329.0392371560589 2.7988e-05 deg
peri 96.59350744334435 6.4982e-05 deg
M 162.3872499226755 5.6974e-05 deg
tp 2457921.999544185100
(2017-Jun-17.49954419)
0.00023251 TDB
period 1504.183143748503
4.12
3.8084e-05
1.043e-07
d
yr
n .2393325583365209 6.0595e-09 deg/d
Q 3.009748594747037 5.0802e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      5316 days (14.55 yr)  
   first obs. used      2004-11-09  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60527  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:09:10  

Additional Information
 Earth MOID = 1.18176 au 
 Jupiter MOID = 2.3665 au 
 T_jup = 3.379 
[ 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 17.0   n/a MPO437608  

392726 (2012 QD39)          Discovered 2012-Aug-12 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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