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JPL Small-Body Database Browser
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185954 (2001 DK44)
Classification: Main-belt Asteroid          SPK-ID: 2185954
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 .122850174031165 6.1049e-08  
a 2.228284017637523 1.5616e-08 au
q 1.954538938279889 1.4001e-07 au
i 6.075564436548143 7.0512e-06 deg
node 144.6608274373869 6.1357e-05 deg
peri 353.894380069023 6.9445e-05 deg
M 297.6446021965772 3.7359e-05 deg
tp 2459210.938791108518
(2020-Dec-27.43879111)
0.00012747 TDB
period 1214.938360876078
3.33
1.2772e-05
3.497e-08
d
yr
n .2963113287001723 3.1148e-09 deg/d
Q 2.502029096995156 1.7534e-08 au
  Orbit Determination Parameters
   # obs. used (total)      298  
   data-arc span      6819 days (18.67 yr)  
   first obs. used      2001-01-31  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60273  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 20:54:02  

Additional Information
 Earth MOID = .967911 au 
 Jupiter MOID = 2.51244 au 
 T_jup = 3.627 
[ 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 16.8   n/a MPO449931  

185954 (2001 DK44)          Discovered 2001-Feb-19 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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