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136868 (1998 FC49)
Classification: Main-belt Asteroid          SPK-ID: 2136868
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 .1542184580722747 6.2065e-08  
a 2.74013538609937 1.6129e-08 au
q 2.317555931945848 1.7364e-07 au
i 8.116825813776471 6.3769e-06 deg
node 353.2541660713707 2.9095e-05 deg
peri 213.4660149608579 3.4084e-05 deg
M 303.551665873711 2.0092e-05 deg
tp 2459260.279626283935
(2021-Feb-14.77962628)
9.3627e-05 TDB
period 1656.748014086431
4.54
1.4628e-05
4.005e-08
d
yr
n .2172931531766539 1.9186e-09 deg/d
Q 3.162714840252892 1.8617e-08 au
  Orbit Determination Parameters
   # obs. used (total)      658  
   data-arc span      7983 days (21.86 yr)  
   first obs. used      1998-03-20  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5403  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:42:51  

Additional Information
 Earth MOID = 1.319 au 
 Jupiter MOID = 1.82799 au 
 T_jup = 3.319 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456844.5 (2014-Jul-06.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1553758927373155 6.1772e-08  
q 2.312961336371325 1.7275e-07 au
tp 2457604.399747314411
(2016-Aug-03.89974731)
8.6863e-05 TDB
node 353.2893738331454 2.9094e-05 deg
peri 213.6825380670863 3.4088e-05 deg
i 8.119855816536973 6.3782e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      658  
   data-arc span      7983 days (21.86 yr)  
   first obs. used      1998-03-20  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5403  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:42:51  

Additional Information
 Jupiter MOID = 1.82799 au 
 T_jup = 3.319 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.815718236258861E-15 -1.064030833477949E-14 -2.968827949908643E-12 -1.933383873418556E-14 -4.685058784017279E-13 -1.694860919435184E-15
q -1.064030833477949E-14 2.984403258931005E-14 8.580583324269809E-12 5.485742430989505E-14 1.351628516302327E-12 5.400529347435557E-15
tp -2.968827949908643E-12 8.580583324269809E-12 7.54517581326878E-9 1.960839518057295E-11 1.532717364906208E-9 7.820147232926081E-12
node -1.933383873418556E-14 5.485742430989505E-14 1.960839518057295E-11 8.464494500013102E-10 -8.339711540887272E-10 -1.878879419219254E-11
peri -4.685058784017279E-13 1.351628516302327E-12 1.532717364906208E-9 -8.339711540887272E-10 1.162020438999539E-9 2.027849376552181E-11
i -1.694860919435184E-15 5.400529347435557E-15 7.820147232926081E-12 -1.878879419219254E-11 2.027849376552181E-11 4.068092691047034E-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 15.2   n/a MPO417724  

136868 (1998 FC49)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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