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JPL Small-Body Database Browser
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49608 (1999 FX28)
Classification: Main-belt Asteroid          SPK-ID: 2049608
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1515644617830132 4.4467e-08  
a 3.119262548748945 2.1655e-08 au
q 2.646493199387901 1.414e-07 au
i 1.897091966877231 4.4517e-06 deg
node 69.60517086420427 0.00016947 deg
peri 52.38155999507551 0.00017035 deg
M 289.3250595741063 1.7675e-05 deg
tp 2458995.538363588440
(2020-May-26.03836359)
0.00010028 TDB
period 2012.22399389154
5.51
2.0954e-05
5.737e-08
d
yr
n .1789065238725129 1.863e-09 deg/d
Q 3.592031898109989 2.4937e-08 au
  Orbit Determination Parameters
   # obs. used (total)      858  
   data-arc span      10259 days (28.09 yr)  
   first obs. used      1991-11-04  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57433  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:21:59  

Additional Information
 Earth MOID = 1.66319 au 
 Jupiter MOID = 1.48827 au 
 T_jup = 3.198 
[ 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 14.5   n/a MPO452845  
diameter diameter 7.127 km 0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49608 (1999 FX28)          Discovered 1999-Mar-19 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 FX28 = 2001 QW188 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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