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452438 (2003 QG2)
Classification: Main-belt Asteroid          SPK-ID: 2452438
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3153284100337197 7.7885e-08  
a 3.162443882592737 3.0147e-08 au
q 2.165235481273906 2.3577e-07 au
i 23.69197812697416 8.2889e-06 deg
node 276.3114140945667 2.1558e-05 deg
peri 96.51672336947206 3.6453e-05 deg
M 345.3579981069201 1.741e-05 deg
tp 2459084.046955072129
(2020-Aug-22.54695507)
9.8876e-05 TDB
period 2054.152433908745
5.62
2.9372e-05
8.042e-08
d
yr
n .1752547639879742 2.506e-09 deg/d
Q 4.159652283911567 3.9653e-08 au
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      6282 days (17.20 yr)  
   first obs. used      2003-08-20  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50722  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 06:40:43  

Additional Information
 Earth MOID = 1.31058 au 
 Jupiter MOID = 2.05452 au 
 T_jup = 3.000 
[ 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 15.3   n/a MPO368962  
diameter diameter 5.029 km 0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.092   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

452438 (2003 QG2)          Discovered 2003-Aug-20 by LINEAR at Socorro
Reference: Last Updated: 2016-01-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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