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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06623420588781989 4.2876e-08  
a 2.757002387596637 1.6079e-08 au
q 2.574394523823351 1.2146e-07 au
i 2.838477689746368 5.3359e-06 deg
node 35.94904013136743 8.6206e-05 deg
peri 292.8771134232907 9.4235e-05 deg
M 289.1487590181391 3.9761e-05 deg
tp 2459329.578190715368
(2021-Apr-25.07819072)
0.00018511 TDB
period 1672.068788292112
4.58
1.4627e-05
4.005e-08
d
yr
n .2153021469695108 1.8834e-09 deg/d
Q 2.939610251369924 1.7143e-08 au
  Orbit Determination Parameters
   # obs. used (total)      789  
   data-arc span      10270 days (28.12 yr)  
   first obs. used      1992-04-29  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58833  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:48:58  

Additional Information
 Earth MOID = 1.5648 au 
 Jupiter MOID = 2.28223 au 
 T_jup = 3.338 
[ 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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