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469246 (2016 JQ19)
Classification: Main-belt Asteroid          SPK-ID: 2469246
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2126421126187718 7.8373e-08  
a 2.832976840879062 4.9187e-08 au
q 2.230566660434484 2.2666e-07 au
i 13.99127102483442 1.0752e-05 deg
node 210.8550484026962 2.7589e-05 deg
peri 117.3078993622021 3.5482e-05 deg
M 228.9513801465798 2.3339e-05 deg
tp 2459634.505337342289
(2022-Feb-24.00533734)
0.00011761 TDB
period 1741.658337939888
4.77
4.5359e-05
1.242e-07
d
yr
n .2066995530396761 5.3832e-09 deg/d
Q 3.43538702132364 5.9647e-08 au
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      6498 days (17.79 yr)  
   first obs. used      2002-07-13  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63118  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 04:46:51  

Additional Information
 Earth MOID = 1.26054 au 
 Jupiter MOID = 2.19005 au 
 T_jup = 3.236 
[ 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 16.2   n/a MPO380677  

469246 (2016 JQ19)          Discovered 2003-Nov-19 by LONEOS at Anderson Mesa
Reference: Last Updated: 2016-06-21

Alternate Designations
 2016 JQ19 = 2003 WJ97 = 2011 HM57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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