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135145 (2001 QA211)
Classification: Main-belt Asteroid          SPK-ID: 2135145
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1145326853514684 3.4549e-08  
a 2.973555486127768 1.9004e-08 au
q 2.632986191259964 9.7781e-08 au
i 10.15319747269551 3.6754e-06 deg
node 186.9764450550591 1.9233e-05 deg
peri 236.3129141664804 2.4395e-05 deg
M 214.2476277127764 1.6982e-05 deg
tp 2459958.773063154123
(2023-Jan-14.27306315)
9.1778e-05 TDB
period 1872.890975644265
5.13
1.7954e-05
4.916e-08
d
yr
n .192216207286792 1.8427e-09 deg/d
Q 3.314124780995573 2.118e-08 au
  Orbit Determination Parameters
   # obs. used (total)      925  
   data-arc span      6894 days (18.87 yr)  
   first obs. used      2001-08-11  
   last obs. used      2020-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54474  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:11:42  

Additional Information
 Earth MOID = 1.66036 au 
 Jupiter MOID = 2.10092 au 
 T_jup = 3.228 
[ 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 14.73   n/a E2021B55  

135145 (2001 QA211)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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