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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1629665074083319 4.5998e-08  
a 2.35006137169015 9.2692e-09 au
q 1.967080077750572 1.0727e-07 au
i 3.564950323828397 5.0563e-06 deg
node 168.1372011595354 6.4565e-05 deg
peri 200.5130957549211 6.5743e-05 deg
M 20.89581628314905 1.3474e-05 deg
tp 2458924.120981474579
(2020-Mar-15.62098147)
4.9041e-05 TDB
period 1315.882868444115
3.60
7.7852e-06
2.131e-08
d
yr
n .273580581245548 1.6186e-09 deg/d
Q 2.733042665629728 1.078e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1080  
   data-arc span      11742 days (32.15 yr)  
   first obs. used      1987-09-24  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52603  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:54:52  

Additional Information
 Earth MOID = .966503 au 
 Jupiter MOID = 2.72834 au 
 T_jup = 3.538 
[ 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2060-Nov-19 05:57 < 00:01 Hebe 0.040658933234594 0.0406522411482756 0.0406656254883546 3.90936009081031 3.90936005169958 2473782.748104174 0.566291262042783 358.129569542283 27.6715947397552 -21.4383480257497 81824.0668679832 T 25 CATAB v2.0f-lin.ifort 2019-Dec-13 23:55:01 2019-Dec-13 23:55

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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