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15547 (2000 ET91)
Classification: Main-belt Asteroid          SPK-ID: 2015547
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1349054495119044 5.0834e-08  
a 2.140400721609765 8.5966e-09 au
q 1.851649000125395 1.1395e-07 au
i 2.846269695386285 3.9678e-06 deg
node 300.2984793761781 9.3449e-05 deg
peri 15.65347379659545 9.5187e-05 deg
M 37.04161139446801 2.1941e-05 deg
tp 2458882.813016757117
(2020-Feb-03.31301676)
6.9333e-05 TDB
period 1143.776212008027
3.13
6.8907e-06
1.887e-08
d
yr
n .3147468851166085 1.8962e-09 deg/d
Q 2.429152443094135 9.7563e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1608  
   data-arc span      25083 days (68.67 yr)  
   first obs. used      1951-11-28  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53639  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:00:37  

Additional Information
 Earth MOID = .838123 au 
 Jupiter MOID = 2.81668 au 
 T_jup = 3.700 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO365439  
diameter diameter 2.197 km 0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.529   0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15547 (2000 ET91)          Discovered 2000-Mar-09 by LINEAR at Socorro
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 ET91 = 1982 PV = 1998 VD45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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