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56439 (2000 GD52)
Classification: Main-belt Asteroid          SPK-ID: 2056439
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723020498917344 3.5301e-08  
a 2.184777766650483 5.4089e-09 au
q 1.808336078898719 7.8816e-08 au
i 6.617536043760761 3.7124e-06 deg
node 38.36611209561184 2.6037e-05 deg
peri 315.5386145198505 2.7441e-05 deg
M 307.2464917712014 8.2825e-06 deg
tp 2459173.345538487392
(2020-Nov-19.84553849)
2.7199e-05 TDB
period 1179.530915471747
3.23
4.3803e-06
1.199e-08
d
yr
n .3052060741078754 1.1334e-09 deg/d
Q 2.561219454402246 6.3409e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2016  
   data-arc span      7990 days (21.88 yr)  
   first obs. used      1998-12-14  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46977  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:59:19  

Additional Information
 Earth MOID = .811108 au 
 Jupiter MOID = 2.88599 au 
 T_jup = 3.650 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7   n/a MPO365905  
diameter diameter 2.683 km 0.374 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.269   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56439 (2000 GD52)          Discovered 2000-Apr-05 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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