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JPL Small-Body Database Browser
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487809 (2015 SQ14)
Classification: Main-belt Asteroid          SPK-ID: 2487809
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1154424198811139 7.7319e-08  
a 2.35340671844576 3.4695e-08 au
q 2.08172375190391 1.6617e-07 au
i 5.952090823216186 9.0166e-06 deg
node 338.6246751178893 6.6946e-05 deg
peri 310.4166275586463 8.3843e-05 deg
M 56.81593792020857 5.7577e-05 deg
tp 2458392.381067348635
(2018-Sep-30.88106735)
0.00020768 TDB
period 1318.693635925041
3.61
2.9162e-05
7.984e-08
d
yr
n .2729974500464364 6.037e-09 deg/d
Q 2.62508968498761 3.8701e-08 au
  Orbit Determination Parameters
   # obs. used (total)      79  
   data-arc span      6080 days (16.65 yr)  
   first obs. used      2003-04-05  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67371  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 03:44:59  

Additional Information
 Earth MOID = 1.07078 au 
 Jupiter MOID = 2.54138 au 
 T_jup = 3.540 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457175.5 (2015-Jun-02.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .115965018043722 7.7588e-08  
q 2.080792576854466 1.6686e-07 au
tp 2457074.818935964924
(2015-Feb-21.31893596)
0.00018789 TDB
node 338.6733059897436 6.6879e-05 deg
peri 310.736263465987 8.3662e-05 deg
i 5.955174891169247 9.0211e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      79  
   data-arc span      6080 days (16.65 yr)  
   first obs. used      2003-04-05  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67371  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 03:44:59  

Additional Information
 Jupiter MOID = 2.54138 au 
 T_jup = 3.540 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.019971312359031E-15 -1.280036685106539E-14 7.977984716406398E-12 -4.212677007892711E-15 1.972209964059769E-12 4.25832620188617E-16
q -1.280036685106539E-14 2.784120598491905E-14 -1.529038339278933E-11 1.196399798067814E-14 -3.730175524607525E-12 -1.284230663174948E-15
tp 7.977984716406398E-12 -1.529038339278933E-11 3.530245318735829E-8 2.183690953496863E-11 9.476385746315636E-9 -1.538490919159008E-11
node -4.212677007892711E-15 1.196399798067814E-14 2.183690953496863E-11 4.472822886102434E-9 -4.440776363242907E-9 2.173591124979622E-10
peri 1.972209964059769E-12 -3.730175524607525E-12 9.476385746315636E-9 -4.440776363242907E-9 6.999389741802514E-9 -2.206339838806124E-10
i 4.25832620188617E-16 -1.284230663174948E-15 -1.538490919159008E-11 2.173591124979622E-10 -2.206339838806124E-10 8.138110259347946E-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 17.6   n/a E2015U64  

487809 (2015 SQ14)          Discovered 2010-Feb-10 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 SQ14 = 2010 CD176 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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