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59143 (1998 XT72)
Classification: Main-belt Asteroid          SPK-ID: 2059143
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1375849413098181 4.244e-08  
a 2.846151077577245 1.7092e-08 au
q 2.454563548609904 1.2151e-07 au
i 11.56551527739397 4.159e-06 deg
node 319.81597069 2.3673e-05 deg
peri 95.8420656106634 2.8635e-05 deg
M 188.8100005113021 1.63e-05 deg
tp 2459834.490763242849
(2022-Sep-11.99076324)
8.243e-05 TDB
period 1753.821342742906
4.80
1.5798e-05
4.325e-08
d
yr
n .2052660617283711 1.849e-09 deg/d
Q 3.237738606544586 1.9444e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1306  
   data-arc span      8355 days (22.87 yr)  
   first obs. used      1997-07-31  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50738  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:36:54  

Additional Information
 Earth MOID = 1.49935 au 
 Jupiter MOID = 2.15552 au 
 T_jup = 3.264 
[ 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 MPO385196  
diameter diameter 5.913 km 0.664 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.416 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.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.127   0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59143 (1998 XT72)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 XT72 = 2000 EE156 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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