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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280714197070129 4.4399e-08  
a 2.71725565937538 1.5292e-08 au
q 2.369252869372259 1.1996e-07 au
i 2.188520699648085 4.7202e-06 deg
node 216.8324276409074 0.00010499 deg
peri 325.9712288319852 0.00010605 deg
M 256.3121804409979 1.5982e-05 deg
tp 2459471.715340857686
(2021-Sep-14.21534086)
7.3939e-05 TDB
period 1636.040987555315
4.48
1.3811e-05
3.781e-08
d
yr
n .2200433868945647 1.8575e-09 deg/d
Q 3.0652584493785 1.725e-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 = 1.37197 au 
 Jupiter MOID = 1.89877 au 
 T_jup = 3.347 
[ 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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