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JPL Small-Body Database Browser
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39388 (4190 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2039388
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1593872297054313 3.8661e-08  
a 2.364211935579982 8.5927e-09 au
q 1.987386744731373 9.2543e-08 au
i 5.725612158328661 3.424e-06 deg
node 225.2368551256967 4.5035e-05 deg
peri 112.9955936662253 4.6377e-05 deg
M 169.0325284248964 1.2142e-05 deg
tp 2458377.058336333757
(2018-Sep-15.55833633)
4.3554e-05 TDB
period 1327.785846968319
3.64
7.2387e-06
1.982e-08
d
yr
n .2711280594095604 1.4781e-09 deg/d
Q 2.741037126428592 9.9623e-09 au
  Orbit Determination Parameters
   # obs. used (total)      792  
   data-arc span      21679 days (59.35 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49266  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:12:05  

Additional Information
 Earth MOID = .987166 au 
 Jupiter MOID = 2.65972 au 
 T_jup = 3.525 
[ 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 15.8   n/a MPO449240  

39388 (4190 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4190 P-L = 2000 RV31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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