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JPL Small-Body Database Browser
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74149 (1998 QE88)
Classification: Main-belt Asteroid          SPK-ID: 2074149
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09094205692854966 3.9974e-08  
a 2.657497188333445 1.8642e-08 au
q 2.415818927744564 1.087e-07 au
i 13.75753958075054 6.7207e-06 deg
node 320.306706592899 1.8805e-05 deg
peri 90.31722718652452 4.2732e-05 deg
M 226.868875376922 3.8864e-05 deg
tp 2459185.673630452505
(2020-Dec-02.17363045)
0.00017264 TDB
period 1582.368567525674
4.33
1.665e-05
4.559e-08
d
yr
n .2275070469599423 2.3939e-09 deg/d
Q 2.899175448922326 2.0338e-08 au
  Orbit Determination Parameters
   # obs. used (total)      841  
   data-arc span      7180 days (19.66 yr)  
   first obs. used      1998-08-24  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53383  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 04:44:43  

Additional Information
 Earth MOID = 1.47278 au 
 Jupiter MOID = 2.40145 au 
 T_jup = 3.341 
[ 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 14.2   n/a MPO436301  

74149 (1998 QE88)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QE88 = 2000 AG41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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