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487270 (2014 PJ57)
Classification: Outer Main-belt Asteroid          SPK-ID: 2487270
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08958638069020339 9.2662e-08  
a 3.209833430618327 5.4722e-08 au
q 2.922276070950812 2.8892e-07 au
i 17.40216277110782 8.21e-06 deg
node 63.93725070588567 3.1779e-05 deg
peri 267.5133670681743 5.8262e-05 deg
M 13.95957256653623 4.7585e-05 deg
tp 2458919.049868336083
(2020-Mar-10.54986834)
0.00027749 TDB
period 2100.497508734661
5.75
5.3714e-05
1.471e-07
d
yr
n .1713879680899331 4.3828e-09 deg/d
Q 3.497390790285842 5.9624e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      4897 days (13.41 yr)  
   first obs. used      2007-05-26  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65747  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:28:00  

Additional Information
 Earth MOID = 1.97967 au 
 Jupiter MOID = 1.84079 au 
 T_jup = 3.114 
[ 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 15.9   n/a MPO456349  
diameter diameter 4.040 km 1.600 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

487270 (2014 PJ57)          Discovered 2010-Feb-06 by WISE at WISE
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Alternate Designations
 2014 PJ57 = 2010 CO214 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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