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48968 (1998 QC38)
Classification: Main-belt Asteroid          SPK-ID: 2048968
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05145123727724403 4.2838e-08  
a 2.322011377176526 8.299e-09 au
q 2.202541018848957 9.8361e-08 au
i 6.838853549771547 4.7509e-06 deg
node 345.1166073818432 2.874e-05 deg
peri 190.4867582608692 4.5642e-05 deg
M 212.5592710242136 3.6157e-05 deg
tp 2459529.809770326973
(2021-Nov-11.30977033)
0.00013044 TDB
period 1292.394026002163
3.54
6.9287e-06
1.897e-08
d
yr
n .2785528196177205 1.4934e-09 deg/d
Q 2.441481735504096 8.726e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1429  
   data-arc span      10642 days (29.14 yr)  
   first obs. used      1991-09-09  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48833  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:34:58  

Additional Information
 Earth MOID = 1.20744 au 
 Jupiter MOID = 2.52583 au 
 T_jup = 3.566 
[ 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 14.4   n/a MPO439426  

48968 (1998 QC38)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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