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212550 (2006 SR25)
Classification: Main-belt Asteroid          SPK-ID: 2212550
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1203854216233202 4.7975e-08  
a 3.194706031190409 3.4251e-08 au
q 2.810109998662988 1.5491e-07 au
i 5.429071771749951 6.043e-06 deg
node 190.3116164695062 5.6024e-05 deg
peri 144.8286297353381 6.137e-05 deg
M 158.5298889631653 2.643e-05 deg
tp 2458082.054408267465
(2017-Nov-24.55440827)
0.00014772 TDB
period 2085.666085974092
5.71
3.3541e-05
9.183e-08
d
yr
n .1726067285750898 2.7758e-09 deg/d
Q 3.57930206371783 3.8374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      7090 days (19.41 yr)  
   first obs. used      2000-09-03  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60639  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:47:22  

Additional Information
 Earth MOID = 1.80286 au 
 Jupiter MOID = 1.82391 au 
 T_jup = 3.177 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO422826  
diameter diameter 4.399 km 0.990 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212550 (2006 SR25)          Discovered 2006-Sep-16 by LONEOS at Anderson Mesa
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2006 SR25 = 2004 GR44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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