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15121 (2000 EN14)
Classification: Main-belt Asteroid          SPK-ID: 2015121
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1630893000046641 4.2332e-08  
a 2.350541804709656 8.4403e-09 au
q 1.967193587147858 9.7278e-08 au
i 3.564894790355427 4.2797e-06 deg
node 168.1323427421869 6.245e-05 deg
peri 200.563966804631 6.3693e-05 deg
M 75.55392285619931 1.3396e-05 deg
tp 2458924.248328884212
(2020-Mar-15.74832888)
4.8317e-05 TDB
period 1316.286406345395
3.60
7.0897e-06
1.941e-08
d
yr
n .2734967088200224 1.4731e-09 deg/d
Q 2.733890022271454 9.8168e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1372  
   data-arc span      12215 days (33.44 yr)  
   first obs. used      1987-09-24  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49563  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:48:39  

Additional Information
 Earth MOID = .965096 au 
 Jupiter MOID = 2.72856 au 
 T_jup = 3.537 
[ 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 15.0   n/a MPO439198  
diameter diameter 3.548 km 0.343 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.169   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15121 (2000 EN14)          Discovered 2000-Mar-05 by Korlevic, K. at Visnjan
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 EN14 = 1987 SN28 = 1997 JA16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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