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85589 (1998 FE25)
Classification: Main-belt Asteroid          SPK-ID: 2085589
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2045871546079952 4.931e-08  
a 2.559833830541002 1.0958e-08 au
q 2.036124710881333 1.3175e-07 au
i 13.16823538974814 4.9965e-06 deg
node 336.0810547991904 1.3109e-05 deg
peri 38.97798497704325 1.7703e-05 deg
M 343.3976351017586 1.3638e-05 deg
tp 2459269.489586589505
(2021-Feb-23.98958659)
5.6955e-05 TDB
period 1495.946591009617
4.10
9.606e-06
2.63e-08
d
yr
n .2406503027337597 1.5453e-09 deg/d
Q 3.083542950200671 1.32e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1886  
   data-arc span      8876 days (24.30 yr)  
   first obs. used      1996-10-19  
   last obs. used      2021-02-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5007  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:13:45  

Additional Information
 Earth MOID = 1.05021 au 
 Jupiter MOID = 2.44389 au 
 T_jup = 3.370 
[ 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 14.21   n/a E2021B10  
diameter diameter 4.444 km 0.347 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.296   0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85589 (1998 FE25)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 FE25 = 2000 RU47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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