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103235 (1999 YM22)
Classification: Main-belt Asteroid          SPK-ID: 2103235
[ 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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1562379098234166 5.0752e-08  
a 2.708401815151921 1.5146e-08 au
q 2.285246776590637 1.3887e-07 au
i 11.08607412118906 5.8859e-06 deg
node 28.16308842885786 2.2043e-05 deg
peri 132.8743146746178 2.5662e-05 deg
M 168.8480218336555 1.4561e-05 deg
tp 2458236.907687724987
(2018-Apr-28.40768773)		 6.2861e-05 TDB
period 1628.051246521691
4.46		 1.3657e-05
3.739e-08		 d
yr
n .2211232605663581 1.8549e-09 deg/d
Q 3.131556853713204 1.7513e-08 au
   Orbit Determination Parameters
   # obs. used (total)      699  
   data-arc span      8094 days (22.16 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5371  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:30:59  

Additional Information
 Earth MOID = 1.30774 au 
 Jupiter MOID = 1.87806 au 
 T_jup = 3.320 
[ 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 15.31   n/a E2021B55  

103235 (1999 YM22)          Discovered 1999-Dec-30 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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