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52127 (4681 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2052127
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03881248540716914 5.7058e-08  
a 3.006717688377901 1.9982e-08 au
q 2.890019501974256 1.7669e-07 au
i 10.21940570202651 6.0712e-06 deg
node 356.7357452960128 2.3184e-05 deg
peri 190.3569933885947 6.4412e-05 deg
M 335.6822107989713 5.988e-05 deg
tp 2459129.134953647869
(2020-Oct-06.63495365)
0.00031683 TDB
period 1904.308937396077
5.21
1.8983e-05
5.197e-08
d
yr
n .1890449563778546 1.8845e-09 deg/d
Q 3.123415874781545 2.0757e-08 au
  Orbit Determination Parameters
   # obs. used (total)      900  
   data-arc span      21766 days (59.59 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55638  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:19:02  

Additional Information
 Earth MOID = 1.8923 au 
 Jupiter MOID = 1.84214 au 
 T_jup = 3.226 
[ 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 14.4   n/a MPO385151  
diameter diameter 4.207 km 0.474 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.190   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52127 (4681 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 4681 P-L = 2000 JP76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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