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351228 (2004 PS40)
Classification: Main-belt Asteroid          SPK-ID: 2351228
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 .2116092706694514 5.9792e-08  
a 2.376768280314669 1.2704e-08 au
q 1.873822077966996 1.3971e-07 au
i 4.062806535088225 5.7115e-06 deg
node 306.9471772119026 8.1691e-05 deg
peri 68.41877017103202 8.3858e-05 deg
M 85.28331576367779 1.4395e-05 deg
tp 2458683.440867143532
(2019-Jul-18.94086714)
5.3181e-05 TDB
period 1338.377697985112
3.66
1.0731e-05
2.938e-08
d
yr
n .2689823661451989 2.1566e-09 deg/d
Q 2.879714482662343 1.5392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      372  
   data-arc span      6588 days (18.04 yr)  
   first obs. used      2002-01-14  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56331  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:53:53  

Additional Information
 Earth MOID = .879364 au 
 Jupiter MOID = 2.60682 au 
 T_jup = 3.507 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457250.5 (2015-Aug-16.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .212609927131484 6.0424e-08  
q 1.871156057247151 1.4148e-07 au
tp 2457343.051677101703
(2015-Nov-16.55167710)
5.1998e-05 TDB
node 307.1707450281716 8.1646e-05 deg
peri 67.74988500991491 8.3759e-05 deg
i 4.0643128314569 5.7179e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      372  
   data-arc span      6588 days (18.04 yr)  
   first obs. used      2002-01-14  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56331  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:53:53  

Additional Information
 Jupiter MOID = 2.60682 au 
 T_jup = 3.507 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.651107355363076E-15 -8.529194314522373E-15 -1.27017862212437E-12 4.538961340983587E-14 -5.405642042705911E-13 -6.014595451301272E-15
q -8.529194314522373E-15 2.001658875540918E-14 2.989809767961967E-12 -1.054918947394926E-13 1.262547974448798E-12 1.4262532692347E-14
tp -1.27017862212437E-12 2.989809767961967E-12 2.703803395504495E-9 -5.184702391182873E-11 9.947890560922052E-10 1.951250221515298E-12
node 4.538961340983587E-14 -1.054918947394926E-13 -5.184702391182873E-11 6.666028049845549E-9 -6.667145465697986E-9 1.218735987126475E-10
peri -5.405642042705911E-13 1.262547974448798E-12 9.947890560922052E-10 -6.667145465697986E-9 7.01549020287909E-9 -1.209389503869683E-10
i -6.014595451301272E-15 1.4262532692347E-14 1.951250221515298E-12 1.218735987126475E-10 -1.209389503869683E-10 3.269388165952779E-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 17.1   n/a MPO503401  

351228 (2004 PS40)          Discovered 2004-Aug-09 by LINEAR at Socorro
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

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