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437878 (2001 QX275)
Classification: Main-belt Asteroid          SPK-ID: 2437878
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2440458771580572 6.3053e-08  
a 2.34069680452933 9.7919e-09 au
q 1.769459399706908 1.4567e-07 au
i 6.749973515311205 4.8902e-06 deg
node 99.23220789509732 6.0324e-05 deg
peri 233.574553013612 6.5837e-05 deg
M 86.8356413731689 2.27e-05 deg
tp 2458684.991048182776
(2019-Jul-20.49104818)
8.2098e-05 TDB
period 1308.025378267045
3.58
8.2079e-06
2.247e-08
d
yr
n .2752240178068646 1.727e-09 deg/d
Q 2.911934209351752 1.2182e-08 au
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      6701 days (18.35 yr)  
   first obs. used      2001-08-19  
   last obs. used      2019-12-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52382  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:33:28  

Additional Information
 Earth MOID = .768669 au 
 Jupiter MOID = 2.47233 au 
 T_jup = 3.515 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457770.5 (2017-Jan-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2449602350405713 6.3566e-08  
q 1.766627469948141 1.4715e-07 au
tp 2457377.724843808576
(2015-Dec-21.22484381)
8.0604e-05 TDB
node 99.26612372697738 6.0381e-05 deg
peri 233.6216732044783 6.5834e-05 deg
i 6.748453042422218 4.8888e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      6701 days (18.35 yr)  
   first obs. used      2001-08-19  
   last obs. used      2019-12-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52382  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:33:28  

Additional Information
 Jupiter MOID = 2.47233 au 
 T_jup = 3.515 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.040609617084399E-15 -9.343048486004203E-15 3.714364512603899E-12 2.279947586885214E-13 1.212547989345761E-12 -4.213175899752256E-14
q -9.343048486004203E-15 2.165448343937691E-14 -8.671012326373421E-12 -5.292084827342722E-13 -2.827218382291141E-12 9.786794983107068E-14
tp 3.714364512603899E-12 -8.671012326373421E-12 6.496936710431857E-9 3.162383894233298E-10 2.186823643817811E-9 -5.221219196135187E-11
node 2.279947586885214E-13 -5.292084827342722E-13 3.162383894233298E-10 3.645859177047833E-9 -3.499310690451033E-9 -7.778116180077117E-11
peri 1.212547989345761E-12 -2.827218382291141E-12 2.186823643817811E-9 -3.499310690451033E-9 4.334090676218557E-9 5.706296983909635E-11
i -4.213175899752256E-14 9.786794983107068E-14 -5.221219196135187E-11 -7.778116180077117E-11 5.706296983909635E-11 2.390013335124825E-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 MPO440810  

437878 (2001 QX275)          Discovered 2001-Aug-19 by LINEAR at Socorro
Reference: Last Updated: 2015-07-06

Alternate Designations
 2001 QX275 = 2015 KG107 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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