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85606 (1998 FP139)
Classification: Main-belt Asteroid          SPK-ID: 2085606
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1359983244384279 6.5598e-08  
a 3.195369419753344 2.4998e-08 au
q 2.760804532705098 2.1712e-07 au
i 2.421607641098513 5.2251e-06 deg
node 51.0539465246932 0.0001305 deg
peri 121.4506248247235 0.00013195 deg
M 334.7557987897024 1.9013e-05 deg
tp 2459146.798263443276
(2020-Oct-24.29826344)
0.00011072 TDB
period 2086.315760234679
5.71
2.4482e-05
6.703e-08
d
yr
n .1725529792093914 2.0249e-09 deg/d
Q 3.629934306801591 2.8398e-08 au
  Orbit Determination Parameters
   # obs. used (total)      485  
   data-arc span      10198 days (27.92 yr)  
   first obs. used      1992-03-02  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59592  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:35:14  

Additional Information
 Earth MOID = 1.76716 au 
 Jupiter MOID = 1.33577 au 
 T_jup = 3.180 
[ 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 MPO417414  
diameter diameter 4.859 km 0.447 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85606 (1998 FP139)          Discovered 1998-Mar-28 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 FP139 = 2003 AD53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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