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JPL Small-Body Database Browser
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245091 (2004 PA12)
Classification: Main-belt Asteroid          SPK-ID: 2245091
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06116168413434418 4.0337e-08  
a 3.078859789414547 3.5672e-08 au
q 2.890551539480441 1.3242e-07 au
i 16.76145723818885 4.4016e-06 deg
node 144.6797278949533 1.7779e-05 deg
peri 166.8052438338248 4.8191e-05 deg
M 343.2736961624541 4.6171e-05 deg
tp 2459092.181302626786
(2020-Aug-30.68130263)
0.0002537 TDB
period 1973.255374660556
5.40
3.4294e-05
9.389e-08
d
yr
n .182439639908204 3.1707e-09 deg/d
Q 3.267168039348652 3.7854e-08 au
  Orbit Determination Parameters
   # obs. used (total)      347  
   data-arc span      6356 days (17.40 yr)  
   first obs. used      2002-02-07  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50856  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:39:58  

Additional Information
 Earth MOID = 1.87912 au 
 Jupiter MOID = 2.07552 au 
 T_jup = 3.160 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO437142  
diameter diameter 4.927 km 0.336 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245091 (2004 PA12)          Discovered 2004-Aug-07 by NEAT at Palomar
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 2004 PA12 = 2002 CC83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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