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160853 (2001 DA11)
Classification: Main-belt Asteroid          SPK-ID: 2160853
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04608183713115455 3.8941e-08  
a 2.642888378215349 1.8006e-08 au
q 2.521099226414608 9.6146e-08 au
i 14.10561655059486 7.2818e-06 deg
node 337.8513517916743 1.572e-05 deg
peri 278.9157556406117 9.5045e-05 deg
M 118.0100568799389 9.6638e-05 deg
tp 2458686.061838380143
(2019-Jul-21.56183838)
0.00041951 TDB
period 1569.33860621358
4.30
1.6038e-05
4.391e-08
d
yr
n .2293960006939418 2.3443e-09 deg/d
Q 2.76467753001609 1.8836e-08 au
  Orbit Determination Parameters
   # obs. used (total)      654  
   data-arc span      7275 days (19.92 yr)  
   first obs. used      2001-01-19  
   last obs. used      2020-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53481  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:02:32  

Additional Information
 Earth MOID = 1.54799 au 
 Jupiter MOID = 2.33136 au 
 T_jup = 3.350 
[ 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 15.36   n/a E2020-QM9  
diameter diameter 2.610 km 0.616 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.237   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160853 (2001 DA11)          Discovered 2001-Feb-17 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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