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193649 (2001 DA38)
Classification: Main-belt Asteroid          SPK-ID: 2193649
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1957548290365273 4.3739e-08  
a 2.642560309963193 1.8511e-08 au
q 2.125266368267635 1.1388e-07 au
i 3.450031599116642 4.9732e-06 deg
node 259.2879252106766 9.5489e-05 deg
peri 170.7996071595187 9.6643e-05 deg
M 129.5975141322269 1.7548e-05 deg
tp 2458035.654128229899
(2017-Oct-09.15412823)
7.3358e-05 TDB
period 1569.046406474788
4.30
1.6487e-05
4.514e-08
d
yr
n .2294387205594639 2.4108e-09 deg/d
Q 3.15985425165875 2.2135e-08 au
  Orbit Determination Parameters
   # obs. used (total)      503  
   data-arc span      7185 days (19.67 yr)  
   first obs. used      1999-09-07  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5742  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:11:31  

Additional Information
 Earth MOID = 1.13955 au 
 Jupiter MOID = 2.13484 au 
 T_jup = 3.364 
[ 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 15.4   n/a MPO248355  
diameter diameter 3.440 km 0.321 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.113   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193649 (2001 DA38)          Discovered 2001-Feb-19 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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