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180089 (2003 ER27)
Classification: Main-belt Asteroid          SPK-ID: 2180089
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2048240947506837 5.363e-08  
a 3.139705712748528 2.4792e-08 au
q 2.496618332351261 1.7593e-07 au
i 16.85787908389195 5.7775e-06 deg
node 163.8830805185277 1.6549e-05 deg
peri 95.5417437749278 2.2231e-05 deg
M 6.829299586878353 1.5403e-05 deg
tp 2459161.951675554372
(2020-Nov-08.45167555)
8.686e-05 TDB
period 2032.038077095037
5.56
2.4069e-05
6.59e-08
d
yr
n .1771620345395541 2.0984e-09 deg/d
Q 3.782793093145795 2.987e-08 au
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      6323 days (17.31 yr)  
   first obs. used      2003-02-27  
   last obs. used      2020-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5673  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:25:06  

Additional Information
 Earth MOID = 1.55028 au 
 Jupiter MOID = 1.6832 au 
 T_jup = 3.113 
[ 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 15.03   n/a E2021B55  
diameter diameter 3.427 km 0.830 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.198   0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

180089 (2003 ER27)          Discovered 2003-Mar-06 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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