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JPL Small-Body Database Browser
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39214 (2000 XG42)
Classification: Main-belt Asteroid          SPK-ID: 2039214
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2036583228476406 3.6205e-08  
a 2.993302232962991 2.3945e-08 au
q 2.383691320421651 1.1264e-07 au
i 13.96802058423136 6.8007e-06 deg
node 357.1587685591294 1.7713e-05 deg
peri 84.1967617852729 2.4737e-05 deg
M 199.476056406886 1.6448e-05 deg
tp 2459443.954386342130
(2021-Aug-17.45438634)
8.8743e-05 TDB
period 1891.578117796704
5.18
2.2697e-05
6.214e-08
d
yr
n .1903172787911743 2.2837e-09 deg/d
Q 3.602913145504331 2.8821e-08 au
  Orbit Determination Parameters
   # obs. used (total)      904  
   data-arc span      10486 days (28.71 yr)  
   first obs. used      1989-09-28  
   last obs. used      2018-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52862  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 19:32:06  

Additional Information
 Earth MOID = 1.44731 au 
 Jupiter MOID = 1.88822 au 
 T_jup = 3.180 
[ 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 14.0   n/a MPO449240  
diameter diameter 5.591 km 0.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.243 h n/a LCDB (Rev. 2019-January); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.187   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39214 (2000 XG42)          Discovered 2000-Dec-05 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 XG42 = 1989 SY10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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