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150346 (1999 YX4)
Classification: Main-belt Asteroid          SPK-ID: 2150346
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08033202378858727 5.0912e-08  
a 2.236761053363238 1.391e-08 au
q 2.057077511215077 1.1309e-07 au
i 6.564615440827621 4.4546e-06 deg
node 90.01242709623665 4.6016e-05 deg
peri 67.18843547481924 5.3688e-05 deg
M 43.09788433497943 2.797e-05 deg
tp 2459054.221241536092
(2020-Jul-23.72124154)
9.4496e-05 TDB
period 1221.87791488099
3.35
1.1398e-05
3.121e-08
d
yr
n .2946284531503817 2.7483e-09 deg/d
Q 2.416444595511399 1.5027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      361  
   data-arc span      7722 days (21.14 yr)  
   first obs. used      1999-12-28  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61359  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:18:10  

Additional Information
 Earth MOID = 1.07713 au 
 Jupiter MOID = 2.57767 au 
 T_jup = 3.625 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO453964  

150346 (1999 YX4)          Discovered 1999-Dec-28 by Comba, P. G. at Prescott
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

Alternate Designations
 1999 YX4 = 2004 GM26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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