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18201 (2733 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2018201
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1221478924935979 3.8471e-08  
a 2.518569292306174 8.1636e-09 au
q 2.210931361151882 9.8527e-08 au
i 2.882837601160402 3.3019e-06 deg
node 109.0340241887455 0.00011122 deg
peri 308.9387164831161 0.00011353 deg
M 340.0761672833936 2.2997e-05 deg
tp 2459281.297824722623
(2021-Mar-07.79782472)
9.3279e-05 TDB
period 1459.920754900741
4.00
7.0982e-06
1.943e-08
d
yr
n .2465887266767956 1.1989e-09 deg/d
Q 2.826207223460465 9.1608e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1266  
   data-arc span      22056 days (60.39 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54255  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:25:05  

Additional Information
 Earth MOID = 1.22381 au 
 Jupiter MOID = 2.47488 au 
 T_jup = 3.445 
[ 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 15.17   n/a MPCxxxxx  
rotation period rot_per 7.153 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

18201 (2733 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2733 P-L = 1994 CO19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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