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JPL Small-Body Database Browser
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201198 (2002 PD123)
Classification: Main-belt Asteroid          SPK-ID: 2201198
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07046620579025177 8.6031e-08  
a 2.976615894269784 3.0565e-08 au
q 2.766865066105635 2.5213e-07 au
i 9.121438130484895 6.1004e-06 deg
node 271.2166226971024 5.1605e-05 deg
peri 88.86324709547473 6.7501e-05 deg
M 55.97930339279986 4.3877e-05 deg
tp 2458308.819355757120
(2018-Jul-09.31935576)
0.00022825 TDB
period 1875.783112030344
5.14
2.8892e-05
7.91e-08
d
yr
n .1919198428065261 2.9561e-09 deg/d
Q 3.186366722433933 3.2719e-08 au
  Orbit Determination Parameters
   # obs. used (total)      338  
   data-arc span      6019 days (16.48 yr)  
   first obs. used      2002-07-12  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56109  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:44:05  

Additional Information
 Earth MOID = 1.78188 au 
 Jupiter MOID = 2.17363 au 
 T_jup = 3.238 
[ 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 15.4   n/a MPO413035  
diameter diameter 5.423 km 0.271 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.386 h n/a LCDB (Rev. 2019-January); 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.]
geometric albedo albedo 0.055   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201198 (2002 PD123)          Discovered 2002-Aug-15 by NEAT at Palomar
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

Alternate Designations
 2002 PD123 = 2003 XL38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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