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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1355786604084306 4.6726e-08  
a 3.193820469637572 1.9534e-08 au
q 2.760806568779085 1.4682e-07 au
i 2.421835459371445 5.0311e-06 deg
node 51.04685969997326 0.00010523 deg
peri 121.4084103628178 0.00010707 deg
M 43.15677690448131 1.7493e-05 deg
tp 2459146.574437199420
(2020-Oct-24.07443720)
0.00010108 TDB
period 2084.798936847072
5.71
1.9127e-05
5.237e-08
d
yr
n .1726785224403668 1.5842e-09 deg/d
Q 3.626834370496058 2.2183e-08 au
  Orbit Determination Parameters
   # obs. used (total)      574  
   data-arc span      10670 days (29.21 yr)  
   first obs. used      1992-03-02  
   last obs. used      2021-05-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57642  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:26:36  

Additional Information
 Earth MOID = 1.76798 au 
 Jupiter MOID = 1.33715 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 15.30   n/a MPCxxxxx  
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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