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JPL Small-Body Database Browser
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37448 (4218 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2037448
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2460951826120872 3.5644e-08  
a 2.660422193661395 1.451e-08 au
q 2.005705108087044 9.2875e-08 au
i 4.683659264771475 5.2095e-06 deg
node 313.1204477062501 4.7665e-05 deg
peri 304.6100046153381 4.8894e-05 deg
M 353.7688837291989 1.2344e-05 deg
tp 2459027.933904623338
(2020-Jun-27.43390462)
5.4436e-05 TDB
period 1584.981764933704
4.34
1.2967e-05
3.55e-08
d
yr
n .2271319506411218 1.8582e-09 deg/d
Q 3.315139279235745 1.8081e-08 au
  Orbit Determination Parameters
   # obs. used (total)      899  
   data-arc span      21760 days (59.58 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52931  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:25:31  

Additional Information
 Earth MOID = .995093 au 
 Jupiter MOID = 1.7893 au 
 T_jup = 3.337 
[ 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 14.8   n/a MPO431922  
diameter diameter 6.672 km 0.277 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37448 (4218 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4218 P-L = 1998 FF103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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