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437207 (2012 WA11)
Classification: Main-belt Asteroid          SPK-ID: 2437207
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08004015116092673 8.6819e-08  
a 2.753012143038496 4.8363e-08 au
q 2.532660634961827 2.5708e-07 au
i 3.083652343863077 8.3485e-06 deg
node 88.80972440297319 0.00019941 deg
peri 237.9664457757778 0.00021113 deg
M 314.6673175379669 7.3484e-05 deg
tp 2459210.596846996895
(2020-Dec-27.09684700)		 0.00034342 TDB
period 1668.440092470326
4.57		 4.3965e-05
1.204e-07		 d
yr
n .2157704083141378 5.6857e-09 deg/d
Q 2.973363651115164 5.2234e-08 au
   Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      6080 days (16.65 yr)  
   first obs. used      2002-08-10  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65309  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:55:22  

Additional Information
 Earth MOID = 1.52248 au 
 Jupiter MOID = 2.2715 au 
 T_jup = 3.338 
[ 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 17.4   n/a MPO472424  

437207 (2012 WA11)          Discovered 2007-Sep-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2012 WA11 = 2007 UH28 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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