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160442 (2005 SE253)
Classification: Main-belt Asteroid          SPK-ID: 2160442
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1961069457741745 5.0261e-08  
a 3.188746512804712 2.5037e-08 au
q 2.56341117333053 1.709e-07 au
i 6.700861421643916 4.3046e-06 deg
node 111.9994624453189 4.7418e-05 deg
peri 220.6952636156726 4.8866e-05 deg
M 273.1044867078595 1.4337e-05 deg
tp 2459702.522606300398
(2022-May-03.02260630)
8.6406e-05 TDB
period 2079.832794824974
5.69
2.4495e-05
6.706e-08
d
yr
n .1730908373479587 2.0385e-09 deg/d
Q 3.814081852278894 2.9946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      533  
   data-arc span      9184 days (25.14 yr)  
   first obs. used      1995-12-27  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50854  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:01:22  

Additional Information
 Earth MOID = 1.55549 au 
 Jupiter MOID = 1.56925 au 
 T_jup = 3.157 
[ 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 15.06   n/a E2021B55  
diameter diameter 4.404 km 0.375 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.091   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160442 (2005 SE253)          Discovered 2005-Sep-24 by NEAT at Palomar
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 2005 SE253 = 2003 GA46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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