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48933 (1998 QD)
Classification: Main-belt Asteroid          SPK-ID: 2048933
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2090000999807987 4.7366e-08  
a 2.431561859615567 8.1447e-09 au
q 1.923365187846417 1.1667e-07 au
i 3.074226226231589 4.886e-06 deg
node 151.82201965 6.5793e-05 deg
peri 196.8346383722105 6.6347e-05 deg
M 258.0706129107342 7.5259e-06 deg
tp 2459392.623908476526
(2021-Jun-27.12390848)
2.9376e-05 TDB
period 1384.92549678458
3.79
6.9584e-06
1.905e-08
d
yr
n .2599417808653403 1.306e-09 deg/d
Q 2.939758531384718 9.8469e-09 au
  Orbit Determination Parameters
   # obs. used (total)      648  
   data-arc span      7923 days (21.69 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56255  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:49:57  

Additional Information
 Earth MOID = .917113 au 
 Jupiter MOID = 2.48523 au 
 T_jup = 3.475 
[ 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 16.3   n/a MPO468357  

48933 (1998 QD)          Discovered 1998-Aug-17 by Comba, P. G. at Prescott
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QD = 2000 CQ67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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