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JPL Small-Body Database Browser
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27330 Markporter (2000 CY52)
Classification: Main-belt Asteroid          SPK-ID: 2027330
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1409593739666782 3.1826e-08  
a 2.62938100928128 1.306e-08 au
q 2.258745108293118 8.4337e-08 au
i 3.739587349376546 4.401e-06 deg
node 191.0227703829203 5.416e-05 deg
peri 60.4280717053531 5.6532e-05 deg
M 194.8848190762019 1.7906e-05 deg
tp 2459714.771322288957
(2022-May-15.27132229)
7.9579e-05 TDB
period 1557.323043134935
4.26
1.1603e-05
3.177e-08
d
yr
n .2311659110079756 1.7223e-09 deg/d
Q 3.000016910269441 1.4901e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1204  
   data-arc span      10131 days (27.74 yr)  
   first obs. used      1992-05-02  
   last obs. used      2020-01-27  
   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 01:01:12  

Additional Information
 Earth MOID = 1.24748 au 
 Jupiter MOID = 2.03567 au 
 T_jup = 3.383 
[ 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 14.8   n/a MPO449163  
diameter diameter 2.756 km 0.700 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.280   0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27330 Markporter           Discovered 2000 Feb. 2 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Mark Porter mentored a finalist in the 2011 Intel Science Talent Search (STS), a science competition for high-school seniors. He teaches at the Mira Loma High School, Sacramento, California, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110319/MPCPages.arcLast Updated: 2011-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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