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(2011 PB1)
Classification: Mars-crossing Asteroid          SPK-ID: 3574816
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455784.5 (2011-Aug-11.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5592446664114095 0.0093954  
a 3.174709612662334 0.085746 au
q 1.399270194375892 0.0080013 au
i 17.6646746705625 0.20041 deg
node 255.5841810650233 0.53759 deg
peri 106.3675149224555 0.93521 deg
M 351.0309741253222 0.43952 deg
tp 2455835.975101719026
(2011-Oct-01.47510172)
0.46041 TDB
period 2066.114746214307
5.66
83.705
0.2292
d
yr
n .174240080643933 0.0070591 deg/d
Q 4.950149030948776 0.1337 au
  Orbit Determination Parameters
   # obs. used (total)      15  
   data-arc span      16 days  
   first obs. used      2011-08-04  
   last obs. used      2011-08-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      9  
   norm. resid. RMS      .39928  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 05:12:59  

Additional Information
 Earth MOID = .52132 au 
 Jupiter MOID = 1.59935 au 
 T_jup = 2.873 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.6   n/a MPO283195  
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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