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JPL Small-Body Database Browser
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71027 (1999 XS62)
Classification: Main-belt Asteroid          SPK-ID: 2071027
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1118290148312861 6.8916e-08  
a 2.75048224550656 1.6336e-08 au
q 2.442898525680618 1.8734e-07 au
i 3.74485372559491 5.6296e-06 deg
node 224.9748124396861 8.7248e-05 deg
peri 154.4093487653204 9.0548e-05 deg
M 215.1046715569808 2.3317e-05 deg
tp 2459671.100045571725
(2022-Apr-01.60004557)
0.00010964 TDB
period 1666.140785903661
4.56
1.4844e-05
4.064e-08
d
yr
n .2160681756582458 1.925e-09 deg/d
Q 3.058065965332502 1.8163e-08 au
  Orbit Determination Parameters
   # obs. used (total)      449  
   data-arc span      8939 days (24.47 yr)  
   first obs. used      1994-10-09  
   last obs. used      2019-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56035  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:18:06  

Additional Information
 Earth MOID = 1.44591 au 
 Jupiter MOID = 2.39913 au 
 T_jup = 3.334 
[ 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 15.5   n/a MPO244747  
diameter diameter 4.375 km 0.831 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 14.43339 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.064   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71027 (1999 XS62)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XS62 = 1998 ML40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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