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JPL Small-Body Database Browser
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91053 (1998 FE42)
Classification: Main-belt Asteroid          SPK-ID: 2091053
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0969125159347291 5.784e-08  
a 2.744536052641071 2.2854e-08 au
q 2.478556158706055 1.6417e-07 au
i 4.104547286468896 5.3753e-06 deg
node 232.5010377262611 7.5349e-05 deg
peri 328.6727142355566 7.9313e-05 deg
M 299.4880495562429 2.6785e-05 deg
tp 2459279.651835481211
(2021-Mar-06.15183548)
0.00012493 TDB
period 1660.740730323028
4.55
2.0743e-05
5.679e-08
d
yr
n .2167707417701359 2.7076e-09 deg/d
Q 3.010515946576087 2.5069e-08 au
  Orbit Determination Parameters
   # obs. used (total)      466  
   data-arc span      8843 days (24.21 yr)  
   first obs. used      1995-10-20  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63549  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 14:00:12  

Additional Information
 Earth MOID = 1.47637 au 
 Jupiter MOID = 1.96018 au 
 T_jup = 3.338 
[ 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 MPO453349  

91053 (1998 FE42)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1998 FE42 = 1998 FH149 = 2001 XQ190 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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