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JPL Small-Body Database Browser
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442601 (2012 DC39)
Classification: Mars-crossing Asteroid          SPK-ID: 2442601
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .12804909856487 5.7924e-08  
a 1.889517720132588 1.2578e-08 au
q 1.647566679347262 1.1194e-07 au
i 23.50276379256893 1.1469e-05 deg
node 159.3640755095021 1.4066e-05 deg
peri 283.1740574463269 4.3128e-05 deg
M 344.7593620176197 4.2861e-05 deg
tp 2458640.662942828369
(2019-Jun-06.16294283)
0.00011302 TDB
period 948.6912184994159
2.60
9.473e-06
2.594e-08
d
yr
n .3794701510670952 3.7891e-09 deg/d
Q 2.131468760917914 1.4189e-08 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      6584 days (18.03 yr)  
   first obs. used      2000-09-05  
   last obs. used      2018-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65132  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 13:16:35  

Additional Information
 Earth MOID = .768658 au 
 Jupiter MOID = 3.06911 au 
 T_jup = 3.850 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.0   n/a MPO408999  

442601 (2012 DC39)          Discovered 2012-Feb-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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