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410777 (2009 FD)
Classification: Apollo [NEO, PHA]          SPK-ID: 2410777
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456377.5 (2013-Mar-26.0) TDB
Reference: JPL 86 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4929250923992339 1.3631e-08  
a 1.162746974025221 3.0725e-09 au
q .5895998144169091 1.4578e-08 au
i 3.137181934181686 1.9728e-06 deg
node 9.557415041260501 1.0385e-05 deg
peri 281.223648067724 1.006e-05 deg
M 20.77397713641134 4.5199e-06 deg
tp 2456351.073271534790
(2013-Feb-27.57327153)
5.8526e-06 JED
period 457.9586366637861
1.25
1.8152e-06
4.97e-09
d
yr
n .7860971956388646 3.1158e-09 deg/d
Q 1.735894133633532 4.587e-09 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] 2.223967630259E-14 4.733E-14
ALN [SET] 1. n/a
NK [SET] 0. n/a
NM [SET] 2. n/a
R0 [SET] 1. n/a
  Orbit Determination Parameters
   # obs. used (total)      449  
   # delay obs. used      5  
   # Doppler obs. used      3  
   data-arc span      2471 days (6.77 yr)  
   first obs. used      2009-02-24  
   last obs. used      2015-12-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .42339  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-25 06:03:49  

Additional Information
 Earth MOID = .00248182 au 
 Jupiter MOID = 3.45524 au 
 T_jup = 5.296 
 Nongravitational accels. using nonstandard g(r) = (1 AU/ r)^2 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 22.1 mag n/a MPO190679  
diameter diameter 0.472 km n/a Mainzer, A. et al. (2013) Astrophys. J.  
rotation period rot_per 4.0 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.01   n/a Mainzer, A. et al. (2013) Astrophys. J.  

410777 (2009 FD)          Discovered 2009-Feb-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-10-09

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