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46839 (1998 QB14)
Classification: Main-belt Asteroid          SPK-ID: 2046839
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2398481598061006 1.0291e-07  
a 2.463609616318835 1.7737e-08 au
q 1.872717383364149 2.4273e-07 au
i 5.760272269324818 5.8069e-06 deg
node 181.5125045361948 4.0173e-05 deg
peri 207.2733545411478 4.1312e-05 deg
M 184.6073470263339 1.8056e-05 deg
tp 2459688.621550564914
(2022-Apr-19.12155057)
7.773e-05 TDB
period 1412.39529708558
3.87
1.5253e-05
4.176e-08
d
yr
n .2548861503170149 2.7526e-09 deg/d
Q 3.054501849273521 2.1991e-08 au
  Orbit Determination Parameters
   # obs. used (total)      883  
   data-arc span      16280 days (44.57 yr)  
   first obs. used      1975-09-30  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5262  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:35:34  

Additional Information
 Earth MOID = .879494 au 
 Jupiter MOID = 2.39691 au 
 T_jup = 3.441 
[ 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 15.4   n/a MPO351164  

46839 (1998 QB14)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 QB14 = 1975 SD2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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