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JPL Small-Body Database Browser
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52123 (4217 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2052123
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09578782745373794 4.3658e-08  
a 2.615010688542337 1.311e-08 au
q 2.364524495918563 1.161e-07 au
i .7587959390939114 3.8177e-06 deg
node 290.4265734063423 0.00042187 deg
peri 29.76286915374475 0.00042278 deg
M 343.9396235912583 2.6586e-05 deg
tp 2458669.406762923923
(2019-Jul-04.90676292)
0.00011397 TDB
period 1544.573677557774
4.23
1.1616e-05
3.18e-08
d
yr
n .2330740224507901 1.7528e-09 deg/d
Q 2.865496881166111 1.4366e-08 au
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      21586 days (59.10 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58655  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:55:57  

Additional Information
 Earth MOID = 1.35071 au 
 Jupiter MOID = 2.37386 au 
 T_jup = 3.401 
[ 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 15.9   n/a MPO439445  

52123 (4217 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
 4217 P-L = 1997 HU11 = 1998 ST150 = 2002 PS91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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