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249845 (2001 PT43)
Classification: Main-belt Asteroid          SPK-ID: 2249845
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1724434508986121 5.0101e-08  
a 2.68975024535105 1.7245e-08 au
q 2.225920430987327 1.3365e-07 au
i 6.022382967025341 5.356e-06 deg
node 86.61715340913707 6.027e-05 deg
peri 234.8530216612701 6.3221e-05 deg
M 93.84813303903205 1.9883e-05 deg
tp 2458580.461114734435
(2019-Apr-06.96111473)
8.8461e-05 TDB
period 1611.262726267687
4.41
1.5495e-05
4.242e-08
d
yr
n .2234272500263818 2.1487e-09 deg/d
Q 3.153580059714774 2.0219e-08 au
  Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      6738 days (18.45 yr)  
   first obs. used      2001-07-27  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69136  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 03:17:44  

Additional Information
 Earth MOID = 1.21962 au 
 Jupiter MOID = 2.16716 au 
 T_jup = 3.343 
[ 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 16.2   n/a MPO450108  

249845 (2001 PT43)          Discovered 2001-Aug-14 by NEAT at Haleakala
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

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