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79488 (1998 FF31)
Classification: Main-belt Asteroid          SPK-ID: 2079488
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1165869234671516 3.3956e-08  
a 3.167304793780278 1.8255e-08 au
q 2.798038472190674 1.0827e-07 au
i 6.145229270953694 3.6775e-06 deg
node 138.17665110 3.7717e-05 deg
peri 21.10275125492904 4.2063e-05 deg
M 59.13276129630768 1.7169e-05 deg
tp 2459058.311470941034
(2020-Jul-27.81147094)
9.8274e-05 TDB
period 2058.890330711308
5.64
1.78e-05
4.873e-08
d
yr
n .1748514695659515 1.5116e-09 deg/d
Q 3.536571115369881 2.0383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1079  
   data-arc span      8530 days (23.35 yr)  
   first obs. used      1998-02-26  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52404  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:02:17  

Additional Information
 Earth MOID = 1.8091 au 
 Jupiter MOID = 1.44952 au 
 T_jup = 3.184 
[ 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 14.66   n/a MPO637107  
diameter diameter 5.759 km 0.300 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.101   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79488 (1998 FF31)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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