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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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08773987498075718 4.5258e-08  
a 2.658764971327802 1.6605e-08 au
q 2.425485265140284 1.2085e-07 au
i 2.329575249313538 4.2861e-06 deg
node 263.997557127452 0.00012288 deg
peri 87.53111292854454 0.00012573 deg
M 97.2390191918484 2.5883e-05 deg
tp 2458572.783092253438
(2019-Mar-30.28309225)
0.00011321 TDB
period 1583.501027349632
4.34
1.4834e-05
4.061e-08
d
yr
n .2273443425562826 2.1297e-09 deg/d
Q 2.89204467751532 1.8061e-08 au
  Orbit Determination Parameters
   # obs. used (total)      428  
   data-arc span      7685 days (21.04 yr)  
   first obs. used      1999-01-13  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57819  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:36:51  

Additional Information
 Earth MOID = 1.42096 au 
 Jupiter MOID = 2.46278 au 
 T_jup = 3.380 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456845.5 (2014-Jul-07.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08920311021545484 4.5691e-08  
q 2.421264888707262 1.2221e-07 au
tp 2456984.045908911599
(2014-Nov-22.54590891)
0.00010876 TDB
node 264.2211607620593 0.0001232 deg
peri 86.12657997063786 0.00012588 deg
i 2.325936694309085 4.283e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      428  
   data-arc span      7685 days (21.04 yr)  
   first obs. used      1999-01-13  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57819  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:36:51  

Additional Information
 Jupiter MOID = 2.46278 au 
 T_jup = 3.380 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.087694334492249E-15 -5.541257853118993E-15 -4.556134387881621E-13 7.24526928335765E-15 -1.555458570295153E-13 -9.330110504808176E-16
q -5.541257853118993E-15 1.493643670844744E-14 1.26002630833096E-12 -1.864583369424864E-14 4.173783662382176E-13 2.702339400522893E-15
tp -4.556134387881621E-13 1.26002630833096E-12 1.182800724111435E-8 -1.22954014618573E-11 2.839501466293537E-9 9.263547347709725E-13
node 7.24526928335765E-15 -1.864583369424864E-14 -1.22954014618573E-11 1.517739600483903E-8 -1.516759082804779E-8 2.640925529124933E-11
peri -1.555458570295153E-13 4.173783662382176E-13 2.839501466293537E-9 -1.516759082804779E-8 1.584546648967171E-8 -2.616784555230944E-11
i -9.330110504808176E-16 2.702339400522893E-15 9.263547347709725E-13 2.640925529124933E-11 -2.616784555230944E-11 1.834436338116556E-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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