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JPL Small-Body Database Browser
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80003 (1999 FW50)
Classification: Main-belt Asteroid          SPK-ID: 2080003
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 .1567741832105181 3.8365e-08  
a 2.996909363399801 2.404e-08 au
q 2.527071345796843 1.1951e-07 au
i 4.324824013267812 5.9034e-06 deg
node 193.8055759600685 5.3211e-05 deg
peri 71.40067234873356 5.6137e-05 deg
M 239.6353550554807 1.7605e-05 deg
tp 2459234.085570782333
(2021-Jan-19.58557078)
9.3826e-05 TDB
period 1894.998365897025
5.19
2.2802e-05
6.243e-08
d
yr
n .1899737785945735 2.2859e-09 deg/d
Q 3.466747381002758 2.7809e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1025  
   data-arc span      7311 days (20.02 yr)  
   first obs. used      1999-03-20  
   last obs. used      2019-03-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52301  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:35:43  

Additional Information
 Earth MOID = 1.51522 au 
 Jupiter MOID = 1.6266 au 
 T_jup = 3.231 
[ 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 14.2   n/a MPO337859  
diameter diameter 8.760 km 0.421 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 4.82302 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.053   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

80003 (1999 FW50)          Discovered 1999-Mar-20 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 FW50 = 2000 LM17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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