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469247 (2016 JW19)
Classification: Main-belt Asteroid          SPK-ID: 2469247
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1164808427368728 5.5579e-08  
a 3.104271394878455 4.4424e-08 au
q 2.742683246719045 1.7811e-07 au
i 10.51038479176079 5.7861e-06 deg
node 69.32846077515789 3.5585e-05 deg
peri 250.26511377 4.5438e-05 deg
M 257.7330010365947 3.2938e-05 deg
tp 2459964.006659648546
(2023-Jan-19.50665965)
0.00018864 TDB
period 1997.735335389895
5.47
4.2883e-05
1.174e-07
d
yr
n .1802040508682995 3.8682e-09 deg/d
Q 3.465859543037865 4.9598e-08 au
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      7136 days (19.54 yr)  
   first obs. used      2001-10-15  
   last obs. used      2021-04-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49734  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 08:23:44  

Additional Information
 Earth MOID = 1.75145 au 
 Jupiter MOID = 1.84429 au 
 T_jup = 3.185 
[ 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 15.97   n/a MPCxxxxx  

469247 (2016 JW19)          Discovered 2005-Apr-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-06-21

[ show close-approach data ]
Alternate Designations
 2016 JW19 = 2005 GC149 = 2015 AZ242 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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