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136545 (5552 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2136545
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1962927009391416 7.4404e-08  
a 2.606756922005556 1.0809e-08 au
q 2.095069565093282 1.9232e-07 au
i 7.953437966301553 7.7787e-06 deg
node 23.39810436718903 2.873e-05 deg
peri 355.8398393509555 3.2815e-05 deg
M 56.17553558131731 1.1695e-05 deg
tp 2458760.620049265600
(2019-Oct-04.12004927)
5.0172e-05 TDB
period 1537.266736680732
4.21
9.5614e-06
2.618e-08
d
yr
n .2341818705954129 1.4566e-09 deg/d
Q 3.11844427891783 1.2931e-08 au
  Orbit Determination Parameters
   # obs. used (total)      587  
   data-arc span      21651 days (59.28 yr)  
   first obs. used      1960-10-17  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49676  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 15:51:47  

Additional Information
 Earth MOID = 1.0976 au 
 Jupiter MOID = 2.34296 au 
 T_jup = 3.371 
[ 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 16.1   n/a MPO502856  

136545 (5552 P-L)          Discovered 1960-Oct-17 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

Alternate Designations
 5552 P-L = 1998 UY42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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