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487300 (2014 QP61)
Classification: Main-belt Asteroid          SPK-ID: 2487300
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1052822874770059 8.9032e-08  
a 3.173824162544584 1.1642e-07 au
q 2.839676694662097 3.6503e-07 au
i 16.85961986086688 8.4086e-06 deg
node 140.4396448322015 2.26e-05 deg
peri 98.35635904321124 6.3701e-05 deg
M 5.328833819879815 5.1431e-05 deg
tp 2458569.929510256287
(2019-Mar-27.42951026)
0.00029618 TDB
period 2065.250424338592
5.65
0.00011364
3.111e-07
d
yr
n .1743130013471814 9.5913e-09 deg/d
Q 3.50797163042707 1.2868e-07 au
  Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      2723 days (7.46 yr)  
   first obs. used      2012-01-19  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66901  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:03  

Additional Information
 Earth MOID = 1.88956 au 
 Jupiter MOID = 1.77179 au 
 T_jup = 3.126 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457678.5 (2016-Oct-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1040684216302226 8.952e-08  
q 2.841218666817352 3.6552e-07 au
tp 2458571.306927148487
(2019-Mar-28.80692715)
0.00029862 TDB
node 140.4889653195202 2.2606e-05 deg
peri 98.52325188465893 6.4162e-05 deg
i 16.86103384936782 8.4072e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      84  
   data-arc span      2723 days (7.46 yr)  
   first obs. used      2012-01-19  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66901  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:03  

Additional Information
 Jupiter MOID = 1.77179 au 
 T_jup = 3.126 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.013843841833151E-15 -3.207963021442089E-14 1.611112168905102E-11 -4.154918434815113E-15 3.323856230601362E-12 -6.424591841086429E-14
q -3.207963021442089E-14 1.336062825826729E-13 -7.181771909592242E-11 1.887555178468009E-14 -1.510531881662616E-11 2.752034408107731E-13
tp 1.611112168905102E-11 -7.181771909592242E-11 8.917678177655289E-8 1.158574826602337E-11 1.790283036129302E-8 -1.851916151876357E-10
node -4.154918434815113E-15 1.887555178468009E-14 1.158574826602337E-11 5.110165849706526E-10 -4.868174306008478E-10 -5.513706969963191E-11
peri 3.323856230601362E-12 -1.510531881662616E-11 1.790283036129302E-8 -4.868174306008478E-10 4.116824282702602E-9 1.421476355316308E-11
i -6.424591841086429E-14 2.752034408107731E-13 -1.851916151876357E-10 -5.513706969963191E-11 1.421476355316308E-11 7.068138333765743E-11

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 E2015T54  

487300 (2014 QP61)          Discovered 2012-Jan-19 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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