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JPL Small-Body Database Browser
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46704 (1997 EL5)
Classification: Main-belt Asteroid          SPK-ID: 2046704
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .233689402622424 3.8752e-08  
a 2.373842841473498 1.0966e-08 au
q 1.819100925930039 9.3872e-08 au
i 2.476440255933826 4.4746e-06 deg
node 172.6931131518227 9.3266e-05 deg
peri 175.7690373285035 9.3754e-05 deg
M 214.3330112131194 1.29e-05 deg
tp 2459141.048932304191
(2020-Oct-18.54893230)
5.0272e-05 TDB
period 1335.90745061818
3.66
9.2572e-06
2.534e-08
d
yr
n .2694797456466111 1.8674e-09 deg/d
Q 2.928584757016957 1.3529e-08 au
  Orbit Determination Parameters
   # obs. used (total)      872  
   data-arc span      9533 days (26.10 yr)  
   first obs. used      1993-03-25  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55361  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:38:51  

Additional Information
 Earth MOID = .811755 au 
 Jupiter MOID = 2.49682 au 
 T_jup = 3.504 
[ 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 15.4   n/a MPO279979  

46704 (1997 EL5)          Discovered 1997-Mar-04 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 EL5 = 2001 HP47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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