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295455 (2008 PT2)
Classification: Main-belt Asteroid          SPK-ID: 2295455
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2950809533652325 4.2178e-08  
a 2.418984881737754 1.8828e-08 au
q 1.705188516658493 1.07e-07 au
i 10.12660291729892 5.1116e-06 deg
node 311.9667560648886 3.3976e-05 deg
peri 350.4490964617074 3.5689e-05 deg
M 53.3673349497567 1.5565e-05 deg
tp 2458796.785860934671
(2019-Nov-09.28586093)
5.781e-05 TDB
period 1374.194348145031
3.76
1.6044e-05
4.393e-08
d
yr
n .2619716785227282 3.0585e-09 deg/d
Q 3.132781246817015 2.4383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      467  
   data-arc span      7028 days (19.24 yr)  
   first obs. used      2000-05-01  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53694  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:43:10  

Additional Information
 Earth MOID = .69089 au 
 Jupiter MOID = 2.13385 au 
 T_jup = 3.434 
[ 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 15.5   n/a MPO437321  
diameter diameter 4.135 km 1.206 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.059   0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

295455 (2008 PT2)          Discovered 2008-Aug-03 by LINEAR at Socorro
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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