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487499 (2014 SQ295)
Classification: Main-belt Asteroid          SPK-ID: 2487499
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0499231836828929 9.8442e-08  
a 2.943235560532453 9.5791e-08 au
q 2.796299871021969 2.7254e-07 au
i 9.9706591568325 6.434e-06 deg
node 267.4065170435045 7.9402e-05 deg
peri 219.2138574156993 0.00014595 deg
M 275.2481497055251 0.00012314 deg
tp 2459434.692830139568
(2021-Aug-08.19283014)
0.0006376 TDB
period 1844.318658614989
5.05
9.0038e-05
2.465e-07
d
yr
n .1951940345657761 9.5292e-09 deg/d
Q 3.090171250042937 1.0057e-07 au
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      3777 days (10.34 yr)  
   first obs. used      2009-09-21  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51659  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 15:27:20  

Additional Information
 Earth MOID = 1.81986 au 
 Jupiter MOID = 2.0511 au 
 T_jup = 3.248 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457605.5 (2016-Aug-05.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04750398136294615 1.0054e-07  
q 2.804096990362773 2.7864e-07 au
tp 2457594.696213293648
(2016-Jul-25.19621329)
0.00064019 TDB
node 267.5385024837528 7.9589e-05 deg
peri 220.1455880111348 0.00015034 deg
i 9.95567152767452 6.4281e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      3777 days (10.34 yr)  
   first obs. used      2009-09-21  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51659  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 15:27:20  

Additional Information
 Jupiter MOID = 2.0511 au 
 T_jup = 3.248 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.010824137854822E-14 -2.662904564528043E-14 4.42579779951792E-11 -6.620558526658877E-14 8.891078346560147E-12 -2.839558104981712E-15
q -2.662904564528043E-14 7.764055060237853E-14 -1.190573393163899E-10 1.855547109705497E-13 -2.392760638206234E-11 1.750621592520319E-14
tp 4.42579779951792E-11 -1.190573393163899E-10 4.098458801383128E-7 -6.874343590005948E-10 8.203868350892711E-8 -5.315660542308357E-11
node -6.620558526658877E-14 1.855547109705497E-13 -6.874343590005948E-10 6.334429308232868E-9 -6.375711724907464E-9 5.415991886303367E-11
peri 8.891078346560147E-12 -2.392760638206234E-11 8.203868350892711E-8 -6.375711724907464E-9 2.260092173480781E-8 -6.386611929131325E-11
i -2.839558104981712E-15 1.750621592520319E-14 -5.315660542308357E-11 5.415991886303367E-11 -6.386611929131325E-11 4.13210947719993E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO495389  

487499 (2014 SQ295)          Discovered 2014-Aug-28 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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