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JPL Small-Body Database Browser
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469123 (2015 DT211)
Classification: Main-belt Asteroid          SPK-ID: 2469123
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04257336412781908 8.4998e-08  
a 3.118879510706286 4.7329e-08 au
q 2.986098317626193 2.7288e-07 au
i 10.30536649741548 9.4218e-06 deg
node 160.2892257122502 3.7449e-05 deg
peri 1.531337657725057 9.1057e-05 deg
M 23.60342488946312 8.1481e-05 deg
tp 2458868.592695306835
(2020-Jan-20.09269531)
0.00045566 TDB
period 2011.853360769613
5.51
4.5795e-05
1.254e-07
d
yr
n .1789394828767669 4.0731e-09 deg/d
Q 3.251660703786379 4.9344e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      7089 days (19.41 yr)  
   first obs. used      2000-09-03  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56122  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 13:54:29  

Additional Information
 Earth MOID = 1.9942 au 
 Jupiter MOID = 1.72052 au 
 T_jup = 3.190 
[ 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 15.7   n/a MPO428109  
diameter diameter 3.855 km 0.505 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

469123 (2015 DT211)          Discovered 2008-Dec-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-06-21

[ show close-approach data ]
Alternate Designations
 2015 DT211 = 2009 FG34 = 2010 EC115 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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