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16914 (1998 ER13)
Classification: Main-belt Asteroid          SPK-ID: 2016914
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 .09370185060392616 3.3087e-08  
a 3.048456160997707 1.6046e-08 au
q 2.762810177227281 1.0274e-07 au
i 10.6596012237859 3.1617e-06 deg
node 159.4532464228735 2.3005e-05 deg
peri 203.5713739282232 3.1907e-05 deg
M 268.9006158900441 2.4066e-05 deg
tp 2459692.461704883418
(2022-Apr-22.96170488)
0.00013176 TDB
period 1944.098914480755
5.32
1.535e-05
4.203e-08
d
yr
n .1851757630841287 1.4621e-09 deg/d
Q 3.334102144768133 1.755e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1698  
   data-arc span      10873 days (29.77 yr)  
   first obs. used      1990-11-08  
   last obs. used      2020-08-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53038  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:46:23  

Additional Information
 Earth MOID = 1.76098 au 
 Jupiter MOID = 2.11243 au 
 T_jup = 3.205 
[ 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 13.53   n/a E2021B10  

16914 (1998 ER13)          Discovered 1998-Mar-01 by Elst, E. W. at La Silla
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 ER13 = 1990 VY 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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