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193905 (2001 QN247)
Classification: Main-belt Asteroid          SPK-ID: 2193905
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 .2230615896088018 4.3753e-08  
a 2.328237626395468 9.5794e-09 au
q 1.808897240464671 1.0378e-07 au
i 2.7361936425694 5.4452e-06 deg
node 112.2514225939243 0.00011933 deg
peri 287.6304212391426 0.00012046 deg
M 77.8681585766174 1.6582e-05 deg
tp 2458719.829488537935
(2019-Aug-24.32948854)
5.8826e-05 TDB
period 1297.59565364481
3.55
8.0083e-06
2.193e-08
d
yr
n .2774361943867474 1.7122e-09 deg/d
Q 2.847578012326264 1.1716e-08 au
  Orbit Determination Parameters
   # obs. used (total)      417  
   data-arc span      9178 days (25.13 yr)  
   first obs. used      1994-12-03  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52487  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:11:29  

Additional Information
 Earth MOID = .81922 au 
 Jupiter MOID = 2.57027 au 
 T_jup = 3.538 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456519.5 (2013-Aug-15.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2231214664927886 4.4024e-08  
q 1.808320603605353 1.0447e-07 au
tp 2456122.421814647750
(2012-Jul-13.92181465)
5.1743e-05 TDB
node 112.3480810096249 0.00011951 deg
peri 287.0970502812546 0.00012064 deg
i 2.735187362842915 5.4437e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      417  
   data-arc span      9178 days (25.13 yr)  
   first obs. used      1994-12-03  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52487  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:11:29  

Additional Information
 Jupiter MOID = 2.57027 au 
 T_jup = 3.538 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.938107313980512E-15 -4.588132924647714E-15 -9.782031575536775E-13 2.021243044719319E-14 -3.308440005857087E-13 -1.010939031109802E-15
q -4.588132924647714E-15 1.091458550432219E-14 2.403552679837019E-12 -5.067370463263984E-14 8.1595233853416E-13 2.455878712038818E-15
tp -9.782031575536775E-13 2.403552679837019E-12 2.677332426747583E-9 -4.717724346146133E-11 8.828607646184344E-10 1.306872333762354E-12
node 2.021243044719319E-14 -5.067370463263984E-14 -4.717724346146133E-11 1.42831481393677E-8 -1.428118467633866E-8 2.324016208841927E-10
peri -3.308440005857087E-13 8.1595233853416E-13 8.828607646184344E-10 -1.428118467633866E-8 1.455451685361241E-8 -2.317506622088404E-10
i -1.010939031109802E-15 2.455878712038818E-15 1.306872333762354E-12 2.324016208841927E-10 -2.317506622088404E-10 2.963404101820672E-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 16.8   n/a MPO454348  

193905 (2001 QN247)          Discovered 2001-Aug-24 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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