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136867 (1998 FW48)
Classification: Main-belt Asteroid          SPK-ID: 2136867
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1721451851815183 3.828e-08  
a 3.026866334826859 2.2765e-08 au
q 2.505805869098385 1.2015e-07 au
i 4.156042677987574 5.2856e-06 deg
node 208.8090810414587 7.5683e-05 deg
peri 42.93983404907541 7.8261e-05 deg
M 21.2085547792264 1.8168e-05 deg
tp 2458887.182530931857
(2020-Feb-07.68253093)
9.726e-05 TDB
period 1923.482730869014
5.27
2.17e-05
5.941e-08
d
yr
n .1871605053804434 2.1115e-09 deg/d
Q 3.547926800555332 2.6684e-08 au
  Orbit Determination Parameters
   # obs. used (total)      518  
   data-arc span      10504 days (28.76 yr)  
   first obs. used      1992-02-05  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60063  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:49:40  

Additional Information
 Earth MOID = 1.49364 au 
 Jupiter MOID = 1.4977 au 
 T_jup = 3.218 
[ 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 15.4   n/a MPO348282  

136867 (1998 FW48)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1998 FW48 = 2003 EC7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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