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392311 (2010 DH12)
Classification: Main-belt Asteroid          SPK-ID: 2392311
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 .1513589955122258 9.3318e-08  
a 2.3855103800303 3.6907e-08 au
q 2.024441925124925 2.3334e-07 au
i 21.46279053367215 7.6542e-06 deg
node 134.5761558843724 2.5369e-05 deg
peri 44.91588843088374 3.5508e-05 deg
M 264.4277057935508 3.3168e-05 deg
tp 2459357.772758685383
(2021-May-23.27275869)
0.00012963 TDB
period 1345.768605793904
3.68
3.1231e-05
8.551e-08
d
yr
n .267505125658379 6.208e-09 deg/d
Q 2.746578834935674 4.2493e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      6036 days (16.53 yr)  
   first obs. used      2003-04-24  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56126  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 00:34:06  

Additional Information
 Earth MOID = 1.07288 au 
 Jupiter MOID = 2.33113 au 
 T_jup = 3.427 
[ 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 16.6   n/a MPO460512  
diameter diameter 1.278 km 0.215 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.272   0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

392311 (2010 DH12)          Discovered 2010-Feb-19 by Ferrando, R. at Pla D'Arguines
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2010 DH12 = 2003 HS15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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