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JPL Small-Body Database Browser
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39919 (1998 FP51)
Classification: Main-belt Asteroid          SPK-ID: 2039919
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 .1665922049837401 3.7747e-08  
a 2.373272488080938 9.8967e-09 au
q 1.977903791264287 8.8419e-08 au
i 3.352728659314243 3.7921e-06 deg
node 55.05832221325159 7.2719e-05 deg
peri 242.7035853586189 7.358e-05 deg
M 179.8756089347009 1.1094e-05 deg
tp 2457933.248420682101
(2017-Jun-28.74842068)
4.0875e-05 TDB
period 1335.426020109518
3.66
8.3532e-06
2.287e-08
d
yr
n .2695768949975054 1.6862e-09 deg/d
Q 2.768641184897588 1.1545e-08 au
  Orbit Determination Parameters
   # obs. used (total)      832  
   data-arc span      10163 days (27.82 yr)  
   first obs. used      1991-05-09  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56144  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:09:02  

Additional Information
 Earth MOID = .964125 au 
 Jupiter MOID = 2.43208 au 
 T_jup = 3.522 
[ 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 15.8   n/a MPO365721  
diameter diameter 4.082 km 0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39919 (1998 FP51)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FP51 = 1999 TO228 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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