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JPL Small-Body Database Browser
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233957 (2009 YQ16)
Classification: Main-belt Asteroid          SPK-ID: 2233957
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06320094098815582 4.1071e-08  
a 2.208901450742574 1.7375e-08 au
q 2.069296800505541 9.0549e-08 au
i 1.193486475269722 6.4029e-06 deg
node 191.4839092882723 0.00025665 deg
peri 66.80149826104103 0.00026415 deg
M 122.1850111169788 6.1246e-05 deg
tp 2458193.515031456313
(2018-Mar-16.01503146)
0.00020553 TDB
period 1199.120803250207
3.28
1.4148e-05
3.874e-08
d
yr
n .3002199603444648 3.5422e-09 deg/d
Q 2.348506100979607 1.8473e-08 au
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      6819 days (18.67 yr)  
   first obs. used      1999-12-07  
   last obs. used      2018-08-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6443  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:51:47  

Additional Information
 Earth MOID = 1.05408 au 
 Jupiter MOID = 2.66488 au 
 T_jup = 3.656 
[ 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 17.5   n/a MPO433528  

233957 (2009 YQ16)          Discovered 2009-Dec-19 by BATTeRS at Bisei SG Center
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2009 YQ16 = 1999 XM145 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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