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43169 (1999 XE167)
Classification: Main-belt Asteroid          SPK-ID: 2043169
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1853404740328557 3.7819e-08  
a 2.696998790431167 1.4153e-08 au
q 2.197135756146616 1.0314e-07 au
i 11.50269603205522 4.4341e-06 deg
node 273.3768000399424 2.2795e-05 deg
peri 112.6103926126765 2.6428e-05 deg
M 299.5650490262335 1.5596e-05 deg
tp 2459472.084654897862
(2021-Sep-14.58465490)
7.1338e-05 TDB
period 1617.780343789311
4.43
1.2735e-05
3.487e-08
d
yr
n .2225271195697529 1.7517e-09 deg/d
Q 3.196861824715719 1.6776e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1214  
   data-arc span      8995 days (24.63 yr)  
   first obs. used      1995-12-31  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49737  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:16:52  

Additional Information
 Earth MOID = 1.23127 au 
 Jupiter MOID = 2.34846 au 
 T_jup = 3.316 
[ 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 13.8   n/a MPO385091  
diameter diameter 5.122 km 0.206 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 63.0953 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.203   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43169 (1999 XE167)          Discovered 1999-Dec-10 by LINEAR at Socorro
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XE167 = 2000 AR10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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