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JPL Small-Body Database Browser
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19869 (4202 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2019869
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06368847671442002 4.3419e-08  
a 2.673014310290252 1.3036e-08 au
q 2.50277410063202 1.173e-07 au
i 8.714498502166625 5.6854e-06 deg
node 338.1427674677734 2.7607e-05 deg
peri 78.19313281718433 5.2637e-05 deg
M 189.9303385505422 4.3608e-05 deg
tp 2459754.592634673175
(2022-Jun-24.09263467)
0.00019386 TDB
period 1596.247950214335
4.37
1.1678e-05
3.197e-08
d
yr
n .2255288722229283 1.6499e-09 deg/d
Q 2.843254519948484 1.3867e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1400  
   data-arc span      21410 days (58.62 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49755  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:46:48  

Additional Information
 Earth MOID = 1.53108 au 
 Jupiter MOID = 2.36284 au 
 T_jup = 3.361 
[ 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 13.9   n/a MPO435884  
diameter diameter 3.869 km 0.138 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.391   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19869 (4202 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 4202 P-L = 1997 AS5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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