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58210 (1992 EW21)
Classification: Main-belt Asteroid          SPK-ID: 2058210
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1301346674858317 4.5607e-08  
a 3.198843855549103 2.5527e-08 au
q 2.782563374068125 1.4755e-07 au
i 11.05218709015796 5.1733e-06 deg
node 128.5974267991919 2.831e-05 deg
peri 300.8601620157813 3.5958e-05 deg
M 52.52278488872162 2.1445e-05 deg
tp 2458695.616982762724
(2019-Jul-31.11698276)
0.00012384 TDB
period 2089.719470092074
5.72
2.5015e-05
6.849e-08
d
yr
n .1722719269989566 2.0621e-09 deg/d
Q 3.615124337030081 2.8849e-08 au
  Orbit Determination Parameters
   # obs. used (total)      708  
   data-arc span      10711 days (29.33 yr)  
   first obs. used      1991-01-18  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57667  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:51:55  

Additional Information
 Earth MOID = 1.81724 au 
 Jupiter MOID = 1.69304 au 
 T_jup = 3.153 
[ 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 14.5   n/a MPO337718  

58210 (1992 EW21)          Discovered 1992-Mar-01 by UESAC at La Silla
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 EW21 = 2001 TB16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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