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243530 (2010 DR78)
Classification: Main-belt Asteroid          SPK-ID: 2243530
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1698322105776835 4.9363e-08  
a 2.777108199367362 3.0832e-08 au
q 2.305465774855393 1.4745e-07 au
i 10.79269163774704 6.4482e-06 deg
node 277.8280407124166 2.8562e-05 deg
peri 261.8388332971826 3.521e-05 deg
M 72.40416182010088 1.8154e-05 deg
tp 2458660.523688744765
(2019-Jun-26.02368874)
8.5161e-05 TDB
period 1690.392775431676
4.63
2.815e-05
7.707e-08
d
yr
n .2129682552080635 3.5466e-09 deg/d
Q 3.248750623879332 3.6068e-08 au
  Orbit Determination Parameters
   # obs. used (total)      287  
   data-arc span      6531 days (17.88 yr)  
   first obs. used      2001-04-26  
   last obs. used      2019-03-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50237  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:25:09  

Additional Information
 Earth MOID = 1.33927 au 
 Jupiter MOID = 1.90546 au 
 T_jup = 3.288 
[ 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 15.8   n/a MPO470596  
diameter diameter 4.383 km 0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243530 (2010 DR78)          Discovered 2010-Feb-17 by Siding Spring Survey at Siding Spring
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2010 DR78 = 2008 UF243 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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