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123879 (2001 DP34)
Classification: Main-belt Asteroid          SPK-ID: 2123879
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1136596874485599 5.0187e-08  
a 2.741767876266673 1.7227e-08 au
q 2.430139396393701 1.3202e-07 au
i 10.14664914120887 3.7178e-06 deg
node 137.2295046161527 2.9786e-05 deg
peri 55.17407389012261 3.6208e-05 deg
M 38.54992798293081 1.8815e-05 deg
tp 2458822.931664876679
(2019-Dec-05.43166488)
8.6589e-05 TDB
period 1658.228795464939
4.54
1.5628e-05
4.279e-08
d
yr
n .2170991126101282 2.0461e-09 deg/d
Q 3.053396356139645 1.9185e-08 au
  Orbit Determination Parameters
   # obs. used (total)      681  
   data-arc span      7967 days (21.81 yr)  
   first obs. used      1998-08-26  
   last obs. used      2020-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49734  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 02:04:06  

Additional Information
 Earth MOID = 1.44798 au 
 Jupiter MOID = 1.95244 au 
 T_jup = 3.318 
[ 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 15.3   n/a MPO432733  
diameter diameter 5.529 km 0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123879 (2001 DP34)          Discovered 2001-Feb-19 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2001 DP34 = 2002 LK40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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