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JPL Small-Body Database Browser
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243899 (2001 DA12)
Classification: Outer Main-belt Asteroid          SPK-ID: 2243899
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1004224400440267 4.379e-08  
a 3.224865290512209 3.1978e-08 au
q 2.901016449225684 1.3907e-07 au
i 6.6958687839356 5.018e-06 deg
node 127.9218243281061 4.7034e-05 deg
peri 357.7356963828306 5.574e-05 deg
M 74.88390029636133 2.8523e-05 deg
tp 2458160.500939280447
(2018-Feb-11.00093928)
0.00016745 TDB
period 2115.269920933001
5.79
3.1463e-05
8.614e-08
d
yr
n .1701910458033704 2.5314e-09 deg/d
Q 3.548714131798734 3.5189e-08 au
  Orbit Determination Parameters
   # obs. used (total)      381  
   data-arc span      8869 days (24.28 yr)  
   first obs. used      1995-01-28  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60203  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:37:56  

Additional Information
 Earth MOID = 1.91675 au 
 Jupiter MOID = 1.50708 au 
 T_jup = 3.169 
[ 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 15.1   n/a MPO437138  
diameter diameter 5.205 km 3.112 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.094   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243899 (2001 DA12)          Discovered 2001-Feb-17 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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