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26574 (2000 ER87)
Classification: Main-belt Asteroid          SPK-ID: 2026574
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2294085184259485 3.9736e-08  
a 2.634206578313295 1.1519e-08 au
q 2.029897149954555 1.0419e-07 au
i 1.982454551121875 4.3805e-06 deg
node 3.468446275665166 9.9181e-05 deg
peri 325.1402816043863 9.9442e-05 deg
M 129.0853379602624 7.8812e-06 deg
tp 2458440.552142611670
(2018-Nov-18.05214261)
3.2617e-05 TDB
period 1561.612122996134
4.28
1.0243e-05
2.804e-08
d
yr
n .2305309972295158 1.5122e-09 deg/d
Q 3.238516006672035 1.4162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1814  
   data-arc span      14392 days (39.40 yr)  
   first obs. used      1980-09-07  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5121  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:47:32  

Additional Information
 Earth MOID = 1.01911 au 
 Jupiter MOID = 2.12114 au 
 T_jup = 3.360 
[ 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 14.0   n/a MPO319414  
diameter diameter 8.780 km 0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.038   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26574 (2000 ER87)          Discovered 2000-Mar-08 by LINEAR at Socorro
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 ER87 = 1980 RS4 = 1980 TE4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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