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233568 (2007 PW20)
Classification: Main-belt Asteroid          SPK-ID: 2233568
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1478413295316449 5.9511e-08  
a 3.078364802588659 2.8436e-08 au
q 2.623255257390532 1.8427e-07 au
i 5.213603250774209 6.2614e-06 deg
node 148.154675062782 6.094e-05 deg
peri 214.3365651215109 6.3449e-05 deg
M 112.718796512071 1.7186e-05 deg
tp 2458382.807402929126
(2018-Sep-21.30740293)
9.3556e-05 TDB
period 1972.779534793041
5.40
2.7335e-05
7.484e-08
d
yr
n .1824836448527771 2.5285e-09 deg/d
Q 3.533474347786786 3.264e-08 au
  Orbit Determination Parameters
   # obs. used (total)      305  
   data-arc span      10341 days (28.31 yr)  
   first obs. used      1991-10-03  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59491  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 07:21:17  

Additional Information
 Earth MOID = 1.62241 au 
 Jupiter MOID = 1.92209 au 
 T_jup = 3.205 
[ 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 15.7   n/a MPO454689  

233568 (2007 PW20)          Discovered 2007-Aug-09 by LINEAR at Socorro
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2007 PW20 = 2002 UA47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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