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85975 (1999 GD33)
Classification: Main-belt Asteroid          SPK-ID: 2085975
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06277361265485094 4.74e-08  
a 2.593309265415018 1.3396e-08 au
q 2.430517874093619 1.2271e-07 au
i 14.97516154047355 5.4407e-06 deg
node 43.85482988038745 1.3365e-05 deg
peri 198.049325419842 3.731e-05 deg
M 345.9107334342567 3.3183e-05 deg
tp 2459060.198824482907
(2020-Jul-29.69882448)
0.00014043 TDB
period 1525.386485773578
4.18
1.1819e-05
3.236e-08
d
yr
n .2360057620527765 1.8286e-09 deg/d
Q 2.756100656736416 1.4237e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1079  
   data-arc span      7759 days (21.24 yr)  
   first obs. used      1999-03-20  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57406  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:18:42  

Additional Information
 Earth MOID = 1.42252 au 
 Jupiter MOID = 2.23598 au 
 T_jup = 3.368 
[ 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 14.9   n/a MPO385352  
diameter diameter 2.737 km 0.567 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.215   0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85975 (1999 GD33)          Discovered 1999-Apr-12 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1999 GD33 = 2003 EO58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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