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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 251 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .446575252108719 2.2459e-08  
a 1.979935282684283 2.076e-09 au
q 1.095745184660601 4.3942e-08 au
i 3.076799436104049 3.1638e-06 deg
node 339.1128932875528 4.1831e-05 deg
peri 92.25550711847876 4.2575e-05 deg
M 227.8094186455252 4.5609e-06 deg
tp 2459374.156835113063
(2021-Jun-08.65683511)
1.3309e-05 TDB
period 1017.594894147496
2.79
1.6005e-06
4.382e-09
d
yr
n .3537753599890013 5.5641e-10 deg/d
Q 2.864125380707964 3.0031e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1245  
   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      .45412  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-22 06:40:45  

Additional Information
 Earth MOID = .123672 au 
 Jupiter MOID = 2.46291 au 
 T_jup = 3.730 
[ 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 16.9   n/a MPO467789  
rotation period rot_per 2.57223 h n/a LCDB (Rev. 2019-August); 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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