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215761 (2004 FF90)
Classification: Main-belt Asteroid          SPK-ID: 2215761
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08156871209501637 4.3834e-08  
a 2.687345993778691 2.6496e-08 au
q 2.468142642112461 1.27e-07 au
i 6.500555683972748 5.0175e-06 deg
node 116.5548280336975 5.4568e-05 deg
peri 324.5735043833926 7.1427e-05 deg
M 332.8759218894651 4.6443e-05 deg
tp 2459121.737309560583
(2020-Sep-29.23730956)
0.00020833 TDB
period 1609.102851862758
4.41
2.3797e-05
6.515e-08
d
yr
n .2237271530426103 3.3087e-09 deg/d
Q 2.906549345444921 2.8657e-08 au
  Orbit Determination Parameters
   # obs. used (total)      258  
   data-arc span      5787 days (15.84 yr)  
   first obs. used      2004-03-20  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54516  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:26:38  

Additional Information
 Earth MOID = 1.4875 au 
 Jupiter MOID = 2.25906 au 
 T_jup = 3.360 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457541.5 (2016-Jun-02.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07966037943871182 4.3589e-08  
q 2.473439507966043 1.2632e-07 au
tp 2457507.225572109441
(2016-Apr-28.72557211)
0.00020604 TDB
node 116.6788160061253 5.4633e-05 deg
peri 323.4439028666793 7.2406e-05 deg
i 6.496584446005429 5.0169e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      258  
   data-arc span      5787 days (15.84 yr)  
   first obs. used      2004-03-20  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54516  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:26:38  

Additional Information
 Jupiter MOID = 2.25906 au 
 T_jup = 3.360 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.900009609736905E-15 -5.410114172894308E-15 -9.095027329115165E-13 -1.39247567934121E-14 -1.340499893507635E-13 -3.353869095475545E-15
q -5.410114172894308E-15 1.595583835354966E-14 4.067765443240414E-12 4.383231363022661E-14 7.158514960210882E-13 1.142292783819707E-14
tp -9.095027329115165E-13 4.067765443240414E-12 4.245321855251411E-8 3.047599720610087E-11 9.836722241685193E-9 2.034725820361912E-11
node -1.39247567934121E-14 4.383231363022661E-14 3.047599720610087E-11 2.984770163491641E-9 -2.958708133334579E-9 8.287336329226679E-11
peri -1.340499893507635E-13 7.158514960210882E-13 9.836722241685193E-9 -2.958708133334579E-9 5.242673959886685E-9 -7.77283063970834E-11
i -3.353869095475545E-15 1.142292783819707E-14 2.034725820361912E-11 8.287336329226679E-11 -7.77283063970834E-11 2.516888192704044E-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 MPO454550  

215761 (2004 FF90)          Discovered 2004-Mar-20 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2004 FF90 = 2008 AU110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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