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JPL Small-Body Database Browser
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80031 (1999 JF17)
Classification: Main-belt Asteroid          SPK-ID: 2080031
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05106342115944192 7.0164e-08  
a 3.159460254889553 3.5231e-08 au
q 2.998127405257609 2.2995e-07 au
i 18.20607767396648 5.9274e-06 deg
node 81.03952484639555 2.4306e-05 deg
peri 96.62909772749461 6.738e-05 deg
M 256.342765041991 6.3114e-05 deg
tp 2459191.129168052335
(2020-Dec-07.62916805)
0.0003631 TDB
period 2051.246114995974
5.62
3.431e-05
9.394e-08
d
yr
n .17550307462774 2.9356e-09 deg/d
Q 3.320793104521496 3.703e-08 au
  Orbit Determination Parameters
   # obs. used (total)      506  
   data-arc span      7483 days (20.49 yr)  
   first obs. used      1999-05-10  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59201  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 07:40:53  

Additional Information
 Earth MOID = 2.06001 au 
 Jupiter MOID = 1.84242 au 
 T_jup = 3.125 
[ 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 14.4   n/a MPO502637  
diameter diameter 7.977 km 0.180 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80031 (1999 JF17)          Discovered 1999-May-15 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 JF17 = 2001 UH124 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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