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71114 (1999 XY155)
Classification: Main-belt Asteroid          SPK-ID: 2071114
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06107479283031285 5.6532e-08  
a 2.776235177760884 1.7119e-08 au
q 2.606677189430911 1.5577e-07 au
i 4.318083176843118 8.0558e-06 deg
node 202.8457072908398 6.1252e-05 deg
peri 218.2708000707419 8.7076e-05 deg
M 83.65447664128514 6.009e-05 deg
tp 2458207.882645916375
(2018-Mar-30.38264592)
0.00028209 TDB
period 1689.595741255881
4.63
1.5628e-05
4.279e-08
d
yr
n .2130687188714212 1.9708e-09 deg/d
Q 2.945793166090857 1.8165e-08 au
  Orbit Determination Parameters
   # obs. used (total)      744  
   data-arc span      8950 days (24.50 yr)  
   first obs. used      1994-10-26  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53209  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:53:48  

Additional Information
 Earth MOID = 1.6202 au 
 Jupiter MOID = 2.2655 au 
 T_jup = 3.328 
[ 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 14.9   n/a MPO324923  
diameter diameter 6.585 km 0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71114 (1999 XY155)          Discovered 1999-Dec-08 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XY155 = 2001 FA11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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