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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 253 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4461807453206391 2.2384e-08  
a 1.979341651619708 2.064e-09 au
q 1.096197518255842 4.3707e-08 au
i 3.078303746321066 3.1648e-06 deg
node 339.0793172410364 4.1658e-05 deg
peri 92.33016449502217 4.2401e-05 deg
M 7.840087959087679 4.7157e-06 deg
tp 2459374.348761824215
(2021-Jun-08.84876182)
1.3301e-05 TDB
period 1017.137280206044
2.78
1.5909e-06
4.356e-09
d
yr
n .3539345248726641 5.536e-10 deg/d
Q 2.862485784983575 2.9849e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1248  
   data-arc span      29741 days (81.43 yr)  
   first obs. used      1937-11-28  
   last obs. used      2019-05-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4531  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:29:48  

Additional Information
 Earth MOID = .123916 au 
 Jupiter MOID = 2.46588 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 16.92   n/a MPCxxxxx  
rotation period rot_per 2.57223 h n/a LCDB (Rev. 2020-October); 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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