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434491 (2005 SZ25)
Classification: Main-belt Asteroid          SPK-ID: 2434491
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2278876133900776 8.4889e-08  
a 3.190577985831908 5.6962e-08 au
q 2.463484783305754 2.864e-07 au
i 25.78493946499726 1.5089e-05 deg
node 232.0194056698408 1.9675e-05 deg
peri 121.9795574204669 3.7339e-05 deg
M 156.2777215015307 3.0162e-05 deg
tp 2457696.856678358313
(2016-Nov-04.35667836)
0.00016479 TDB
period 2081.62489614888
5.70
5.5746e-05
1.526e-07
d
yr
n .1729418209140464 4.6314e-09 deg/d
Q 3.917671188358062 6.9943e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      4488 days (12.29 yr)  
   first obs. used      2005-09-29  
   last obs. used      2018-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55312  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:12:35  

Additional Information
 Earth MOID = 1.55198 au 
 Jupiter MOID = 1.89554 au 
 T_jup = 3.004 
[ 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 16.0   n/a MPO434585  
diameter diameter 3.641 km 0.746 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

434491 (2005 SZ25)          Discovered 2005-Sep-29 by Young, J. W. at Wrightwood
Reference: Last Updated: 2015-06-04

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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