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146362 (2001 PR13)
Classification: Main-belt Asteroid          SPK-ID: 2146362
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08773987250417338 4.5176e-08  
a 2.658764972611937 1.654e-08 au
q 2.425485272896403 1.2055e-07 au
i 2.329575372459245 4.2814e-06 deg
node 263.9975627738025 0.00012241 deg
peri 87.53110709234495 0.00012526 deg
M 97.23901888014167 2.5842e-05 deg
tp 2458572.783093314646
(2019-Mar-30.28309331)
0.00011302 TDB
period 1583.501028496835
4.34
1.4777e-05
4.046e-08
d
yr
n .2273443423915778 2.1215e-09 deg/d
Q 2.89204467232747 1.7992e-08 au
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      7977 days (21.84 yr)  
   first obs. used      1999-01-13  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58253  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:06:52  

Additional Information
 Earth MOID = 1.42096 au 
 Jupiter MOID = 2.46278 au 
 T_jup = 3.380 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456866.5 (2014-Jul-28.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08918882386921327 4.5611e-08  
q 2.421268814435495 1.2192e-07 au
tp 2456984.049292980618
(2014-Nov-22.54929298)
0.00010855 TDB
node 264.220945257656 0.00012273 deg
peri 86.12743766052026 0.00012541 deg
i 2.325929816640921 4.2783e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      7977 days (21.84 yr)  
   first obs. used      1999-01-13  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58253  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:06:52  

Additional Information
 Jupiter MOID = 2.46278 au 
 T_jup = 3.380 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.080353947949072E-15 -5.518488890420694E-15 -4.550319367398581E-13 7.318867538581045E-15 -1.5592865998877E-13 -9.280156373158545E-16
q -5.518488890420694E-15 1.486548015146423E-14 1.263126593951895E-12 -1.888529221856264E-14 4.198140840216541E-13 2.686506519088914E-15
tp -4.550319367398581E-13 1.263126593951895E-12 1.17838322140094E-8 -1.166572329658703E-11 2.827483687391582E-9 9.282071708235707E-13
node 7.318867538581045E-15 -1.888529221856264E-14 -1.166572329658703E-11 1.5061657627243E-8 -1.505179475013708E-8 2.685406671751852E-11
peri -1.5592865998877E-13 4.198140840216541E-13 2.827483687391582E-9 -1.505179475013708E-8 1.572664904040315E-8 -2.661155100002139E-11
i -9.280156373158545E-16 2.686506519088914E-15 9.282071708235707E-13 2.685406671751852E-11 -2.661155100002139E-11 1.830394754807635E-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 16.0   n/a MPO453928  
diameter diameter 2.286 km 0.276 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.135   0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146362 (2001 PR13)          Discovered 2001-Aug-13 by Farra d'Isonzo at Farra d'Isonzo
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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