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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3101296774579955 4.0522e-08  
a 2.352850622790159 8.431e-09 au
q 1.623161818037403 9.5752e-08 au
i 14.14929949764481 4.6624e-06 deg
node 110.1445619552907 1.5377e-05 deg
peri 206.1843156015832 1.6225e-05 deg
M 277.8072047868474 6.7165e-06 deg
tp 2459301.468615039454
(2021-Mar-27.96861504)
2.5348e-05 TDB
period 1318.226264640594
3.61
7.0854e-06
1.94e-08
d
yr
n .2730942400833985 1.4679e-09 deg/d
Q 3.082539427542915 1.1046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1339  
   data-arc span      8071 days (22.10 yr)  
   first obs. used      1998-03-25  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47923  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:41:34  

Additional Information
 Earth MOID = .620031 au 
 Jupiter MOID = 2.24178 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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