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214440 (2005 QR140)
Classification: Main-belt Asteroid          SPK-ID: 2214440
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04888828527453078 4.6205e-08  
a 3.119113777874664 4.1068e-08 au
q 2.966625653698208 1.5672e-07 au
i 8.301875693522694 5.6208e-06 deg
node 175.0936540802649 4.5729e-05 deg
peri 132.0897121115718 9.0639e-05 deg
M 274.4350205801563 8.0322e-05 deg
tp 2459478.732186312442
(2021-Sep-21.23218631)
0.00045309 TDB
period 2012.080038349803
5.51
3.9738e-05
1.088e-07
d
yr
n .1789193238531665 3.5336e-09 deg/d
Q 3.27160190205112 4.3075e-08 au
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      7149 days (19.57 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6486  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:06:08  

Additional Information
 Earth MOID = 1.96049 au 
 Jupiter MOID = 1.88631 au 
 T_jup = 3.199 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457467.5 (2016-Mar-20.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04763521577546222 4.6182e-08  
q 2.972416512521328 1.5658e-07 au
tp 2457465.640583622982
(2016-Mar-18.14058362)
0.00044875 TDB
node 175.1118236222243 4.5729e-05 deg
peri 132.1281093308818 9.2431e-05 deg
i 8.300227567958837 5.62e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      7149 days (19.57 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6486  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:06:08  

Additional Information
 Jupiter MOID = 1.88631 au 
 T_jup = 3.199 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.132809067390442E-15 -7.009893036341658E-15 -5.712214689963254E-12 4.763082271434957E-15 -1.001888990049637E-12 -1.700806239665721E-15
q -7.009893036341658E-15 2.451820696873272E-14 2.435756162914345E-11 -1.161296516471807E-14 4.291202138956462E-12 9.633411950588184E-15
tp -5.712214689963254E-12 2.435756162914345E-11 2.013775804172218E-7 -2.401980684694256E-11 3.612255384688748E-8 4.215665566511146E-11
node 4.763082271434957E-15 -1.161296516471807E-14 -2.401980684694256E-11 2.09113805249195E-9 -2.073167711880129E-9 8.407119801921913E-11
peri -1.001888990049637E-12 4.291202138956462E-12 3.612255384688748E-8 -2.073167711880129E-9 8.543461351214346E-9 -7.559922729204993E-11
i -1.700806239665721E-15 9.633411950588184E-15 4.215665566511146E-11 8.407119801921913E-11 -7.559922729204993E-11 3.158409760971534E-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 16.2   n/a MPO433401  

214440 (2005 QR140)          Discovered 2005-Aug-29 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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