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JPL Small-Body Database Browser
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172759 (2004 DK23)
Classification: Main-belt Asteroid          SPK-ID: 2172759
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1120412888373088 3.9006e-08  
a 2.667754617377331 1.8715e-08 au
q 2.368855951744693 1.0907e-07 au
i 14.02408024749731 6.8338e-06 deg
node 166.3299354914942 2.0297e-05 deg
peri 314.171038068144 3.8689e-05 deg
M 309.1873290113591 3.2474e-05 deg
tp 2459225.139834695368
(2021-Jan-10.63983470)
0.00014397 TDB
period 1591.538860620231
4.36
1.6748e-05
4.585e-08
d
yr
n .2261961733436443 2.3802e-09 deg/d
Q 2.966653283009968 2.0812e-08 au
  Orbit Determination Parameters
   # obs. used (total)      481  
   data-arc span      7113 days (19.47 yr)  
   first obs. used      2000-05-10  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56848  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 19:43:06  

Additional Information
 Earth MOID = 1.40379 au 
 Jupiter MOID = 2.11337 au 
 T_jup = 3.331 
[ 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 MPO493966  

172759 (2004 DK23)          Discovered 2004-Feb-18 by CSS at Catalina
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

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