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47912 (2000 GA81)
Classification: Main-belt Asteroid          SPK-ID: 2047912
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1725713706389077 4.5164e-08  
a 3.109493904000615 2.1563e-08 au
q 2.572884278993901 1.3999e-07 au
i 1.276882818351819 3.7261e-06 deg
node 274.7500795681186 0.00023507 deg
peri 218.9890481960546 0.00023545 deg
M 294.0881702329621 1.4207e-05 deg
tp 2459367.185603078335
(2021-Jun-01.68560308)
8.0839e-05 TDB
period 2002.778827029564
5.48
2.0833e-05
5.704e-08
d
yr
n .1797502525697941 1.8698e-09 deg/d
Q 3.646103529007329 2.5284e-08 au
  Orbit Determination Parameters
   # obs. used (total)      876  
   data-arc span      14238 days (38.98 yr)  
   first obs. used      1981-10-30  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55448  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:39:50  

Additional Information
 Earth MOID = 1.58731 au 
 Jupiter MOID = 1.40597 au 
 T_jup = 3.196 
[ 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 14.5   n/a MPO417148  
diameter diameter 6.217 km 0.164 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47912 (2000 GA81)          Discovered 2000-Apr-06 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 GA81 = 1981 UL3 = 1989 GR2 = 1998 XB44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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