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442599 (2012 DD13)
Classification: Main-belt Asteroid          SPK-ID: 2442599
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05854072213189387 7.4594e-08  
a 3.179169150244864 4.9671e-08 au
q 2.99305829241009 2.5893e-07 au
i 11.8449202994294 7.91e-06 deg
node 187.8150375415815 2.5746e-05 deg
peri 210.9955239204852 6.0917e-05 deg
M 272.1495594017114 5.8787e-05 deg
tp 2459505.754654886843
(2021-Oct-18.25465489)
0.00034326 TDB
period 2070.469704198693
5.67
4.8523e-05
1.328e-07
d
yr
n .1738735897801152 4.0749e-09 deg/d
Q 3.365280008079637 5.2579e-08 au
  Orbit Determination Parameters
   # obs. used (total)      242  
   data-arc span      7577 days (20.74 yr)  
   first obs. used      1998-10-01  
   last obs. used      2019-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61763  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 10:41:59  

Additional Information
 Earth MOID = 2.0047 au 
 Jupiter MOID = 1.93937 au 
 T_jup = 3.164 
[ 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 15.4   n/a MPO446755  

442599 (2012 DD13)          Discovered 2007-Mar-13 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2012 DD13 = 2013 HA21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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