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46165 (2001 FF80)
Classification: Main-belt Asteroid          SPK-ID: 2046165
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2174478440853665 3.9978e-08  
a 2.72073020470342 1.4779e-08 au
q 2.129113287352724 1.0673e-07 au
i 7.664123023040294 4.2851e-06 deg
node 290.9219164069045 4.4231e-05 deg
peri 218.302254773752 4.6169e-05 deg
M 132.128956821409 1.3255e-05 deg
tp 2458398.880160653191
(2018-Oct-07.38016065)
5.9268e-05 TDB
period 1639.17999033016
4.49
1.3356e-05
3.657e-08
d
yr
n .2196220074206065 1.7895e-09 deg/d
Q 3.312347122054117 1.7993e-08 au
  Orbit Determination Parameters
   # obs. used (total)      909  
   data-arc span      9488 days (25.98 yr)  
   first obs. used      1993-07-13  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50093  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:22:54  

Additional Information
 Earth MOID = 1.14697 au 
 Jupiter MOID = 1.75316 au 
 T_jup = 3.311 
[ 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 14.7   n/a MPO432019  
diameter diameter 5.816 km 0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 11.03 h n/a LCDB (Rev. 2019-August); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
geometric albedo albedo 0.080   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46165 (2001 FF80)          Discovered 2001-Mar-21 by LINEAR at Socorro
Reference: 20020822/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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