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JPL Small-Body Database Browser
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46851 (1998 QN39)
Classification: Main-belt Asteroid          SPK-ID: 2046851
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1961109229646712 5.5931e-08  
a 2.465061348649781 1.544e-08 au
q 1.981635892401535 1.335e-07 au
i 2.773221662863958 4.9728e-06 deg
node 49.66507094636219 8.7574e-05 deg
peri 278.9591584305804 8.9685e-05 deg
M 127.7172141322668 2.7491e-05 deg
tp 2458098.981496262446
(2017-Dec-11.48149626)
0.00010412 TDB
period 1413.643905186824
3.87
1.3281e-05
3.636e-08
d
yr
n .254661020840622 2.3926e-09 deg/d
Q 2.948486804898026 1.8468e-08 au
  Orbit Determination Parameters
   # obs. used (total)      875  
   data-arc span      7473 days (20.46 yr)  
   first obs. used      1998-07-31  
   last obs. used      2019-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59055  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:39:34  

Additional Information
 Earth MOID = .971883 au 
 Jupiter MOID = 2.40064 au 
 T_jup = 3.459 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO266176  

46851 (1998 QN39)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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