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JPL Small-Body Database Browser
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74159 (1998 QA100)
Classification: Main-belt Asteroid          SPK-ID: 2074159
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06608840065304503 4.5272e-08  
a 2.755934198665201 1.6994e-08 au
q 2.573798915170387 1.2728e-07 au
i 2.839052895234247 5.4968e-06 deg
node 35.95351928044986 8.9798e-05 deg
peri 293.2794714392093 9.7795e-05 deg
M 202.5578871321602 4.0648e-05 deg
tp 2459331.336285301878
(2021-Apr-26.83628530)
0.00018994 TDB
period 1671.097128438112
4.58
1.5457e-05
4.232e-08
d
yr
n .2154273344580954 1.9926e-09 deg/d
Q 2.938069482160016 1.8118e-08 au
  Orbit Determination Parameters
   # obs. used (total)      759  
   data-arc span      9839 days (26.94 yr)  
   first obs. used      1992-04-29  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58625  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:54:20  

Additional Information
 Earth MOID = 1.56338 au 
 Jupiter MOID = 2.28425 au 
 T_jup = 3.339 
[ 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 15.1   n/a MPO296658  

74159 (1998 QA100)          Discovered 1998-Aug-26 by Elst, E. W. at La Silla
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QA100 = 2001 FK14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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