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187715 (2008 EZ77)
Classification: Main-belt Asteroid          SPK-ID: 2187715
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 .05356330672663338 1.0301e-07  
a 2.909726026451549 2.1335e-08 au
q 2.753871478806256 2.985e-07 au
i 3.061277193386791 7.1044e-06 deg
node 146.9577901838568 0.00014992 deg
peri 230.0316992887584 0.00015881 deg
M 13.51051758396385 4.7302e-05 deg
tp 2459132.462858155893
(2020-Oct-09.96285816)
0.00023844 TDB
period 1812.911378980083
4.96
1.994e-05
5.459e-08
d
yr
n .1985756194009498 2.1841e-09 deg/d
Q 3.065580574096841 2.2478e-08 au
  Orbit Determination Parameters
   # obs. used (total)      287  
   data-arc span      6474 days (17.72 yr)  
   first obs. used      2003-03-23  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59712  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:56:33  

Additional Information
 Earth MOID = 1.75443 au 
 Jupiter MOID = 2.19915 au 
 T_jup = 3.280 
[ 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 16.4   n/a MPO413004  
diameter diameter 2.992 km 0.519 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

187715 (2008 EZ77)          Discovered 2008-Mar-07 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2008 EZ77 = 2003 FJ33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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