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JPL Small-Body Database Browser
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48850 (1998 FL57)
Classification: Main-belt Asteroid          SPK-ID: 2048850
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2193632466558425 3.2076e-08  
a 2.174660255333471 8.67e-09 au
q 1.697619721350097 6.9387e-08 au
i .5819136337510176 6.0742e-06 deg
node 342.1159050747675 0.00051225 deg
peri 302.261672291696 0.00051269 deg
M 134.2675713452551 2.4039e-05 deg
tp 2458163.628025557479
(2018-Feb-14.12802556)
7.6807e-05 TDB
period 1171.346954618655
3.21
7.0049e-06
1.918e-08
d
yr
n .3073384863302112 1.838e-09 deg/d
Q 2.651700789316844 1.0572e-08 au
  Orbit Determination Parameters
   # obs. used (total)      689  
   data-arc span      16560 days (45.34 yr)  
   first obs. used      1973-09-19  
   last obs. used      2019-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56595  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:48:10  

Additional Information
 Earth MOID = .680657 au 
 Jupiter MOID = 2.50431 au 
 T_jup = 3.654 
[ 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 16.3   n/a MPO412508  

48850 (1998 FL57)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FL57 = 1998 HE130 = 2091 T-2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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