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JPL Small-Body Database Browser
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39235 (2000 YH55)
Classification: Mars-crossing Asteroid          SPK-ID: 2039235
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3098187761488519 4.587e-08  
a 2.353410327650475 8.9535e-09 au
q 1.624279620161736 1.0737e-07 au
i 14.14853823754786 5.561e-06 deg
node 110.1415567860384 1.5414e-05 deg
peri 206.1639707654134 1.6489e-05 deg
M 168.6043473223723 6.5344e-06 deg
tp 2457982.894468690275
(2017-Aug-17.39446869)
2.3119e-05 TDB
period 1318.696669465999
3.61
7.5254e-06
2.06e-08
d
yr
n .2729968220407962 1.5579e-09 deg/d
Q 3.082541035139215 1.1727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1162  
   data-arc span      7678 days (21.02 yr)  
   first obs. used      1998-03-25  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48993  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:05:43  

Additional Information
 Earth MOID = .620333 au 
 Jupiter MOID = 2.23885 au 
 T_jup = 3.451 
[ 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 14.4   n/a MPO358987  

39235 (2000 YH55)          Discovered 2000-Dec-30 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 YH55 = 1999 JO17 = 1999 NK51 = 1999 WW5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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