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JPL Small-Body Database Browser
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295456 (2008 PB4)
Classification: Main-belt Asteroid          SPK-ID: 2295456
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3152177477513861 6.6455e-08  
a 2.643260247423277 2.6203e-08 au
q 1.81005770550974 1.7027e-07 au
i 10.30548609946552 1.1992e-05 deg
node 310.3934842031782 3.9538e-05 deg
peri 72.13846110972079 4.4162e-05 deg
M 152.3491862198434 2.0434e-05 deg
tp 2457936.227992351494
(2017-Jul-01.72799235)
8.3534e-05 TDB
period 1569.669839971317
4.30
2.334e-05
6.39e-08
d
yr
n .2293475932534821 3.4103e-09 deg/d
Q 3.476462789336813 3.4462e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      8619 days (23.60 yr)  
   first obs. used      1995-09-02  
   last obs. used      2019-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53746  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:00:44  

Additional Information
 Earth MOID = .842913 au 
 Jupiter MOID = 2.14972 au 
 T_jup = 3.300 
[ show covariance matrix ]

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 16.1   n/a MPO245670  

295456 (2008 PB4)          Discovered 2008-Aug-05 by La Sagra at La Sagra
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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