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JPL Small-Body Database Browser
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46447 (2208 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2046447
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2552208873933061 3.5271e-08  
a 2.618464933086546 1.2972e-08 au
q 1.950177989255944 9.6465e-08 au
i 4.51493823659678 5.4829e-06 deg
node 225.0333969019057 7.2524e-05 deg
peri 212.599155754937 7.4233e-05 deg
M 343.4008140056934 1.7709e-05 deg
tp 2459071.859674526713
(2020-Aug-10.35967453)
7.6478e-05 TDB
period 1547.635097192589
4.24
1.1501e-05
3.149e-08
d
yr
n .2326129723040271 1.7286e-09 deg/d
Q 3.286751876917148 1.6283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      649  
   data-arc span      21603 days (59.15 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52661  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:54:55  

Additional Information
 Earth MOID = .967263 au 
 Jupiter MOID = 2.00063 au 
 T_jup = 3.355 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO452805  

46447 (2208 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2208 P-L = 2146 T-3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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