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78837 (2003 QG43)
Classification: Main-belt Asteroid          SPK-ID: 2078837
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1549295769895188 4.3545e-08  
a 3.142665295890421 2.0803e-08 au
q 2.655773490978477 1.4183e-07 au
i 9.128760227562084 4.9629e-06 deg
node 34.58812284033452 3.087e-05 deg
peri 359.269781132873 3.5337e-05 deg
M 351.695219684514 1.7037e-05 deg
tp 2459047.443046323610
(2020-Jul-16.94304632)
9.6432e-05 TDB
period 2034.91194643489
5.57
2.0205e-05
5.532e-08
d
yr
n .1769118318022114 1.7566e-09 deg/d
Q 3.629557100802365 2.4026e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1127  
   data-arc span      7985 days (21.86 yr)  
   first obs. used      1998-12-17  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51366  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:21  

Additional Information
 Earth MOID = 1.66224 au 
 Jupiter MOID = 1.81243 au 
 T_jup = 3.172 
[ 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 14.0   n/a MPO366150  
diameter diameter 9.716 km 0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78837 (2003 QG43)          Discovered 2003-Aug-22 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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