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39819 (1997 YE10)
Classification: Main-belt Asteroid          SPK-ID: 2039819
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .103446720610273 3.5129e-08  
a 2.575590446598491 1.2091e-08 au
q 2.309154061262728 8.9581e-08 au
i 12.61014066220547 4.7443e-06 deg
node 305.2957646293136 2.4678e-05 deg
peri 157.832930572719 4.1936e-05 deg
M 62.26291170882342 3.2798e-05 deg
tp 2458339.379745177698
(2018-Aug-08.87974518)
0.00013749 TDB
period 1509.779885907702
4.13
1.0632e-05
2.911e-08
d
yr
n .2384453544256636 1.6791e-09 deg/d
Q 2.842026831934253 1.3342e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1223  
   data-arc span      9218 days (25.24 yr)  
   first obs. used      1994-02-11  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46561  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:11:19  

Additional Information
 Earth MOID = 1.33046 au 
 Jupiter MOID = 2.27664 au 
 T_jup = 3.386 
[ 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 14.2   n/a MPO474255  
diameter diameter 3.820 km 0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.641 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 0.333   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39819 (1997 YE10)          Discovered 1997-Dec-28 by Kobayashi, T. at Oizumi
Reference: 20020526/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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