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JPL Small-Body Database Browser
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85964 (1999 FZ57)
Classification: Main-belt Asteroid          SPK-ID: 2085964
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1284191575099737 4.4414e-08  
a 2.716329549725363 1.5283e-08 au
q 2.367500797430186 1.1996e-07 au
i 2.188897195677685 4.7213e-06 deg
node 216.8316170127185 0.00010498 deg
peri 326.0500869822606 0.00010602 deg
M 168.1951640773266 1.5727e-05 deg
tp 2457836.518014402360
(2017-Mar-24.01801440)
7.0023e-05 TDB
period 1635.204652428091
4.48
1.3801e-05
3.779e-08
d
yr
n .2201559293911264 1.8581e-09 deg/d
Q 3.06515830202054 1.7246e-08 au
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      7525 days (20.60 yr)  
   first obs. used      1999-03-20  
   last obs. used      2019-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56152  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:16:07  

Additional Information
 Earth MOID = 1.37061 au 
 Jupiter MOID = 1.90015 au 
 T_jup = 3.348 
[ 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 15.7   n/a MPO453291  
diameter diameter 3.813 km 0.792 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85964 (1999 FZ57)          Discovered 1999-Mar-20 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1999 FZ57 = 2001 UU60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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