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JPL Small-Body Database Browser
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52128 (4693 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2052128
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1631288391445219 3.0727e-08  
a 2.296749092230046 7.4707e-09 au
q 1.922083079008324 6.9311e-08 au
i 2.367041510443598 4.8871e-06 deg
node 339.066591513946 7.8475e-05 deg
peri 297.3511338377918 7.9984e-05 deg
M 121.1315709480443 1.4683e-05 deg
tp 2458572.716917278680
(2019-Mar-30.21691728)
5.1538e-05 TDB
period 1271.360625263661
3.48
6.2031e-06
1.698e-08
d
yr
n .283161199777869 1.3816e-09 deg/d
Q 2.671415105451767 8.6894e-09 au
  Orbit Determination Parameters
   # obs. used (total)      891  
   data-arc span      21671 days (59.33 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52498  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:22:03  

Additional Information
 Earth MOID = .907115 au 
 Jupiter MOID = 2.44781 au 
 T_jup = 3.575 
[ 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 15.6   n/a MPO250686  

52128 (4693 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

Alternate Designations
 4693 P-L = 1998 MQ48 = 2001 HJ45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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