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382418 (1998 QN)
Classification: Mars-crossing Asteroid          SPK-ID: 2382418
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3137074509310313 1.1803e-07  
a 2.340942025595488 8.7329e-09 au
q 1.606571069968602 2.7406e-07 au
i 12.19209168906737 8.459e-06 deg
node 314.852807858576 3.2836e-05 deg
peri 45.09352220364847 3.5561e-05 deg
M 11.90424646362729 8.1609e-06 deg
tp 2458957.240268111240
(2020-Apr-17.74026811)
2.9635e-05 TDB
period 1308.230934863248
3.58
7.3205e-06
2.004e-08
d
yr
n .2751807730625416 1.5398e-09 deg/d
Q 3.075312981222373 1.1472e-08 au
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      7154 days (19.59 yr)  
   first obs. used      1998-08-17  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60424  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:28:14  

Additional Information
 Earth MOID = .625999 au 
 Jupiter MOID = 2.45324 au 
 T_jup = 3.468 
[ 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 16.6   n/a MPO437565  

382418 (1998 QN)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: Last Updated: 2014-01-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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