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JPL Small-Body Database Browser
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11054 (1991 FA)
Classification: Amor [NEO]          SPK-ID: 2011054
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 250 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4475419291946822 2.2464e-08  
a 1.978552724776838 2.0367e-09 au
q 1.093067421316817 4.3911e-08 au
i 3.076927239834206 3.1649e-06 deg
node 339.2111560883176 4.187e-05 deg
peri 92.11283353466381 4.2606e-05 deg
M 86.29959424935048 4.3752e-06 deg
tp 2458356.816501115063
(2018-Aug-26.31650111)
1.2117e-05 TDB
period 1016.529224287025
2.78
1.5696e-06
4.297e-09
d
yr
n .3541462374114207 5.4683e-10 deg/d
Q 2.864038028236859 2.9482e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1242  
   data-arc span      29741 days (81.43 yr)  
   first obs. used      1937-11-28  
   last obs. used      2019-05-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45823  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-08 07:30:06  

Additional Information
 Earth MOID = .121081 au 
 Jupiter MOID = 2.46275 au 
 T_jup = 3.731 
[ show covariance matrix ]

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 17.0   n/a MPO358738  
rotation period rot_per 2.57223 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2001) http://www.asu.cas.cz/~ppravec/neo.htm]
[Warner, B.D. (2016) Minor Planet Bull. 43, 240-250.]

11054 (1991 FA)          Discovered 1991-Mar-17 by Spacewatch at Kitt Peak
Reference: 19990728/Numbers.arcLast Updated: 2004-04-19

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