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274138 (2008 FU6)
Classification: Apollo [NEO]          SPK-ID: 2274138
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 164 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5691033032727308 5.8238e-08  
a 1.323943958896977 4.3756e-09 au
q .5704830785407309 7.6313e-08 au
i 12.83182349834364 5.4855e-06 deg
node 192.8435164147598 1.1335e-05 deg
peri 129.105295128067 1.3666e-05 deg
M 74.22679111477106 1.4585e-05 deg
tp 2459085.774220922382
(2020-Aug-24.27422092)
2.2015e-05 TDB
period 556.4201260442667
1.52
2.7584e-06
7.552e-09
d
yr
n .6469931318971732 3.2074e-09 deg/d
Q 2.077404839253223 6.8657e-09 au
  Orbit Determination Parameters
   # obs. used (total)      950  
   data-arc span      6577 days (18.01 yr)  
   first obs. used      2003-01-14  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39254  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-18 06:26:54  

Additional Information
 Earth MOID = .100924 au 
 Jupiter MOID = 3.33488 au 
 T_jup = 4.739 
[ 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 17.76   n/a E2021B55  
diameter diameter 0.747 km 0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 2.852 h n/a LCDB (Rev. 2020-October); 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:
[Warner, Brian D. (2014) Minor Planet Bull. 41, 213-224.]
geometric albedo albedo 0.240   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

274138 (2008 FU6)          Discovered 2008-Mar-29 by CSS at Catalina
Reference: 20110418/Numbers.arcLast Updated: 2011-04-22

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