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JPL Small-Body Database Browser
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100963 (1998 QW14)
Classification: Main-belt Asteroid          SPK-ID: 2100963
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1548110632379541 5.3209e-08  
a 2.759858412253005 2.2086e-08 au
q 2.332601797065906 1.4597e-07 au
i 10.98012815019787 5.5876e-06 deg
node 296.0655782639352 2.9382e-05 deg
peri 9.265339224481876 3.8254e-05 deg
M 281.7910483990632 3.0194e-05 deg
tp 2459364.316669284580
(2021-May-29.81666928)
0.00014302 TDB
period 1674.667646879439
4.58
2.0103e-05
5.504e-08
d
yr
n .2149680270415571 2.5805e-09 deg/d
Q 3.187115027440105 2.5505e-08 au
  Orbit Determination Parameters
   # obs. used (total)      650  
   data-arc span      7840 days (21.46 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51448  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:14:09  

Additional Information
 Earth MOID = 1.31804 au 
 Jupiter MOID = 2.05689 au 
 T_jup = 3.298 
[ 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 14.6   n/a MPO469017  

100963 (1998 QW14)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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