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43136 (1999 XE85)
Classification: Main-belt Asteroid          SPK-ID: 2043136
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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08116810134420804 3.7365e-08  
a 2.995402472579228 1.5986e-08 au
q 2.752271341118226 1.1633e-07 au
i 11.47327690347837 3.6679e-06 deg
node 110.2077324486808 1.7676e-05 deg
peri 76.02481636713456 2.8679e-05 deg
M 304.0670540389964 2.3178e-05 deg
tp 2459494.702525190701
(2021-Oct-07.20252519)
0.00012262 TDB
period 1893.569295321848
5.18
1.5158e-05
4.15e-08
d
yr
n .190117151186068 1.5219e-09 deg/d
Q 3.23853360404023 1.7283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1597  
   data-arc span      10871 days (29.76 yr)  
   first obs. used      1991-06-15  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48808  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:24:05  

Additional Information
 Earth MOID = 1.78294 au 
 Jupiter MOID = 1.84514 au 
 T_jup = 3.219 
[ 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 13.86   n/a MPCxxxxx  
diameter diameter 6.110 km 0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.95455 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 0.207   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43136 (1999 XE85)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20020624/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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