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295177 (2008 FE89)
Classification: Main-belt Asteroid          SPK-ID: 2295177
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02011580977810665 7.3748e-08  
a 3.12530092014495 4.304e-08 au
q 3.062432961335972 2.4082e-07 au
i 10.55339836638674 6.6398e-06 deg
node 325.5644420379183 3.2177e-05 deg
peri 212.9791315435535 0.0001444 deg
M 327.8644676223553 0.00014092 deg
tp 2458780.643744127889
(2019-Oct-24.14374413)
0.00079026 TDB
period 2018.06981517925
5.53
4.1687e-05
1.141e-07
d
yr
n .178388278389677 3.685e-09 deg/d
Q 3.188168878953928 4.3905e-08 au
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      6292 days (17.23 yr)  
   first obs. used      2001-12-19  
   last obs. used      2019-03-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63695  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:57:08  

Additional Information
 Earth MOID = 2.07418 au 
 Jupiter MOID = 1.82562 au 
 T_jup = 3.188 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457129.5 (2015-Apr-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02061364737285294 7.3623e-08  
q 3.060744224286707 2.403e-07 au
tp 2456744.663621355414
(2014-Mar-28.16362136)
0.00077035 TDB
node 325.5918190633233 3.2176e-05 deg
peri 209.9257205316025 0.00014155 deg
i 10.55384407997333 6.64e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      6292 days (17.23 yr)  
   first obs. used      2001-12-19  
   last obs. used      2019-03-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63695  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:57:08  

Additional Information
 Jupiter MOID = 1.82562 au 
 T_jup = 3.188 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.420337854046863E-15 -1.742679611199597E-14 2.55314584177959E-12 -1.080692288510486E-14 6.778860772202966E-13 3.18792386718352E-15
q -1.742679611199597E-14 5.774548936795396E-14 -7.593979101148409E-12 4.13266827578479E-14 -2.015153002947722E-12 -7.097950476163221E-15
tp 2.55314584177959E-12 -7.593979101148409E-12 5.934400303223165E-7 1.276735372722924E-10 1.062088993162768E-7 8.347483811013473E-11
node -1.080692288510486E-14 4.13266827578479E-14 1.276735372722924E-10 1.035308768928697E-9 -9.944688367156062E-10 4.023214332823622E-11
peri 6.778860772202966E-13 -2.015153002947722E-12 1.062088993162768E-7 -9.944688367156062E-10 2.003748681505952E-8 -2.433460632169101E-11
i 3.18792386718352E-15 -7.097950476163221E-15 8.347483811013473E-11 4.023214332823622E-11 -2.433460632169101E-11 4.408899552926782E-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 15.4   n/a MPO433902  

295177 (2008 FE89)          Discovered 2008-Mar-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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