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186456 (2002 SE57)
Classification: Main-belt Asteroid          SPK-ID: 2186456
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1760753491101006 4.0072e-08  
a 2.404414258871409 8.4895e-09 au
q 1.981056178835322 9.6746e-08 au
i 6.836882472142729 4.2526e-06 deg
node 85.56902638869873 3.8249e-05 deg
peri 344.7997033417805 4.0575e-05 deg
M 282.6044617687222 1.4334e-05 deg
tp 2459493.269474433395
(2021-Oct-05.76947443)
5.4998e-05 TDB
period 1361.796987328501
3.73
7.2123e-06
1.975e-08
d
yr
n .2643565842411124 1.4001e-09 deg/d
Q 2.827772338907496 9.9843e-09 au
  Orbit Determination Parameters
   # obs. used (total)      465  
   data-arc span      10494 days (28.73 yr)  
   first obs. used      1991-11-29  
   last obs. used      2020-08-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56348  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:51:20  

Additional Information
 Earth MOID = .996059 au 
 Jupiter MOID = 2.45372 au 
 T_jup = 3.493 
[ 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 16.48   n/a E2021B55  

186456 (2002 SE57)          Discovered 2002-Sep-30 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2002 SE57 = 2000 EP31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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