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JPL Small-Body Database Browser
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487500 (2014 SQ300)
Classification: Main-belt Asteroid          SPK-ID: 2487500
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07798711348195088 7.6409e-08  
a 3.080129563909324 6.4935e-08 au
q 2.839919150069616 2.5389e-07 au
i 10.26752870503827 9.5853e-06 deg
node 17.11945371858068 3.3777e-05 deg
peri 293.9743448746082 7.9896e-05 deg
M 14.86228522268278 7.4889e-05 deg
tp 2458518.985476240703
(2019-Feb-04.48547624)
0.00041139 TDB
period 1974.476206967181
5.41
6.2438e-05
1.709e-07
d
yr
n .1823268362159523 5.7657e-09 deg/d
Q 3.320339977749033 6.9999e-08 au
  Orbit Determination Parameters
   # obs. used (total)      157  
   data-arc span      5855 days (16.03 yr)  
   first obs. used      2003-10-18  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51705  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:46:00  

Additional Information
 Earth MOID = 1.84558 au 
 Jupiter MOID = 1.95294 au 
 T_jup = 3.199 
[ 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 16.2   n/a MPO399051  

487500 (2014 SQ300)          Discovered 2012-Mar-14 by Spacewatch at Kitt Peak
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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