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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08132742253142779 4.4173e-08  
a 2.686989250479461 2.6958e-08 au
q 2.468463340368314 1.2739e-07 au
i 6.500464962360817 5.1374e-06 deg
node 116.5560861883798 5.463e-05 deg
peri 324.6384777244428 7.1612e-05 deg
M 243.2862143401225 4.6164e-05 deg
tp 2459122.075250631112
(2020-Sep-29.57525063)
0.00020944 TDB
period 1608.782451581027
4.40
2.4211e-05
6.629e-08
d
yr
n .2237717098705365 3.3675e-09 deg/d
Q 2.905515160590609 2.915e-08 au
  Orbit Determination Parameters
   # obs. used (total)      250  
   data-arc span      5693 days (15.59 yr)  
   first obs. used      2004-03-20  
   last obs. used      2019-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56834  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:00:38  

Additional Information
 Earth MOID = 1.48775 au 
 Jupiter MOID = 2.26087 au 
 T_jup = 3.360 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457434.5 (2016-Feb-16.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07971313202188759 4.3928e-08  
q 2.47344172532935 1.2678e-07 au
tp 2457507.151293026087
(2016-Apr-28.65129303)
0.00020623 TDB
node 116.679867225215 5.4692e-05 deg
peri 323.4234588126748 7.2465e-05 deg
i 6.496472240015827 5.1367e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      250  
   data-arc span      5693 days (15.59 yr)  
   first obs. used      2004-03-20  
   last obs. used      2019-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56834  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:00:38  

Additional Information
 Jupiter MOID = 2.26087 au 
 T_jup = 3.360 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.929652355324661E-15 -5.468385526775091E-15 -8.918400094751427E-13 -1.406787037407208E-14 -1.330775506451604E-13 -3.516097459087732E-15
q -5.468385526775091E-15 1.607347046679916E-14 4.049509523693185E-12 4.418725226856479E-14 7.174734903245736E-13 1.18520343219746E-14
tp -8.918400094751427E-13 4.049509523693185E-12 4.253036420854888E-8 3.249691512200692E-11 9.849517325731187E-9 2.0349727058285E-11
node -1.406787037407208E-14 4.418725226856479E-14 3.249691512200692E-11 2.991237471228939E-9 -2.964661931825449E-9 8.147220221514308E-11
peri -1.330775506451604E-13 7.174734903245736E-13 9.849517325731187E-9 -2.964661931825449E-9 5.251181144794095E-9 -7.633298516693432E-11
i -3.516097459087732E-15 1.18520343219746E-14 2.0349727058285E-11 8.147220221514308E-11 -7.633298516693432E-11 2.638535884677482E-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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