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JPL Small-Body Database Browser
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487394 (2014 QA316)
Classification: Main-belt Asteroid          SPK-ID: 2487394
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08086836405559845 5.503e-08  
a 2.966990823067136 4.8513e-08 au
q 2.727055129037723 1.6797e-07 au
i 11.69589005014221 6.5784e-06 deg
node 125.3962689248434 2.2661e-05 deg
peri 343.8169921101114 3.8925e-05 deg
M 257.2974204939471 3.4272e-05 deg
tp 2459533.039200889865
(2021-Nov-14.53920089)
0.00018325 TDB
period 1866.692280197818
5.11
4.5784e-05
1.253e-07
d
yr
n .1928544965975056 4.7301e-09 deg/d
Q 3.206926517096549 5.2437e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      4131 days (11.31 yr)  
   first obs. used      2008-06-03  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62055  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:44:54  

Additional Information
 Earth MOID = 1.74548 au 
 Jupiter MOID = 1.88426 au 
 T_jup = 3.228 
[ 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 16.4   n/a MPO450509  

487394 (2014 QA316)          Discovered 2012-Jan-21 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14

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