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469817 (2005 SR145)
Classification: Main-belt Asteroid          SPK-ID: 2469817
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1822033967796893 1.0361e-07  
a 2.401343851377156 1.1188e-08 au
q 1.963810844820217 2.4777e-07 au
i 2.310068316202782 7.316e-06 deg
node 67.76468123827031 0.00017508 deg
peri 334.7242654830494 0.00017999 deg
M 316.4469993508628 2.7623e-05 deg
tp 2459164.935481877413
(2020-Nov-11.43548188)
0.00010421 TDB
period 1359.189323205481
3.72
9.4992e-06
2.601e-08
d
yr
n .2648637639022827 1.8511e-09 deg/d
Q 2.838876857934095 1.3227e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      9508 days (26.03 yr)  
   first obs. used      1994-11-05  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50881  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 01:34:56  

Additional Information
 Earth MOID = .972795 au 
 Jupiter MOID = 2.56118 au 
 T_jup = 3.502 
[ 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 18.3   n/a MPO477209  

469817 (2005 SR145)          Discovered 2005-Sep-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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