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423601 (2005 WP28)
Classification: Outer Main-belt Asteroid          SPK-ID: 2423601
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1318266967725855 7.5853e-08  
a 3.98435030961495 1.1513e-07 au
q 3.459106569513583 2.9693e-07 au
i 1.856053298207521 9.8978e-06 deg
node 326.5239529580579 0.00025419 deg
peri 148.7764712684582 0.00026167 deg
M 311.5764782435623 6.2245e-05 deg
tp 2459787.240628414003
(2022-Jul-26.74062841)
0.00051486 TDB
period 2904.923498471903
7.95
0.00012591
3.447e-07
d
yr
n .1239275320638817 5.3713e-09 deg/d
Q 4.509594049716318 1.303e-07 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      5524 days (15.12 yr)  
   first obs. used      2005-11-21  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59958  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 13:37:58  

Additional Information
 Earth MOID = 2.47609 au 
 Jupiter MOID = .594061 au 
 T_jup = 3.040 
[ 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 15.87   n/a MPCxxxxx  

423601 (2005 WP28)          Discovered 2005-Nov-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-02-04

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