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20276 (1998 FO42)
Classification: Main-belt Asteroid          SPK-ID: 2020276
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1089342391890975 4.5914e-08  
a 2.194500743746571 9.5134e-09 au
q 1.95544447482663 1.0332e-07 au
i 3.132380018738119 4.789e-06 deg
node 212.8302420193524 8.0694e-05 deg
peri 337.413019679188 8.4865e-05 deg
M 290.0792810846089 3.0694e-05 deg
tp 2459231.124482858796
(2021-Jan-16.62448286)
0.00010211 TDB
period 1187.413618124152
3.25
7.7214e-06
2.114e-08
d
yr
n .3031799488443794 1.9715e-09 deg/d
Q 2.433557012666512 1.055e-08 au
  Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      8551 days (23.41 yr)  
   first obs. used      1996-10-06  
   last obs. used      2020-03-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60921  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:03:47  

Additional Information
 Earth MOID = .955754 au 
 Jupiter MOID = 2.52555 au 
 T_jup = 3.660 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456714.5 (2014-Feb-26.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1089581387855273 4.5977e-08  
q 1.955459292950234 1.0346e-07 au
tp 2456856.573031308278
(2014-Jul-18.07303131)
9.3838e-05 TDB
node 212.8557486655858 8.0704e-05 deg
peri 337.4045739472497 8.4861e-05 deg
i 3.131691487137133 4.7895e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      8551 days (23.41 yr)  
   first obs. used      1996-10-06  
   last obs. used      2020-03-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60921  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:03:47  

Additional Information
 Jupiter MOID = 2.52555 au 
 T_jup = 3.660 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.113922188788242E-15 -4.741829753298978E-15 -1.047781229979651E-12 7.146666052251539E-15 -2.627240844275084E-13 7.799401663385827E-16
q -4.741829753298978E-15 1.070422913455269E-14 2.684104411862352E-12 -1.79372068575973E-14 6.801609012968825E-13 -1.657608898815772E-15
tp -1.047781229979651E-12 2.684104411862352E-12 8.805642691499182E-9 -4.21728938715643E-11 2.47733415941094E-9 1.871838558306039E-13
node 7.146666052251539E-15 -1.79372068575973E-14 -4.21728938715643E-11 6.513177128467477E-9 -6.514615171382255E-9 -2.822096828402321E-11
peri -2.627240844275084E-13 6.801609012968825E-13 2.47733415941094E-9 -6.514615171382255E-9 7.201378280402056E-9 2.825643168355455E-11
i 7.799401663385827E-16 -1.657608898815772E-15 1.871838558306039E-13 -2.822096828402321E-11 2.825643168355455E-11 2.293959683907497E-11

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 16.2   n/a MPO279726  

20276 (1998 FO42)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 FO42 = 1996 TM22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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