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392580 (2011 SE146)
Classification: Main-belt Asteroid          SPK-ID: 2392580
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09395840076246033 6.7999e-08  
a 3.15601963040684 5.6854e-08 au
q 2.859485073158882 2.1505e-07 au
i 8.803794641927867 8.1161e-06 deg
node 207.7370818942485 3.4702e-05 deg
peri 154.8928884651077 4.8847e-05 deg
M 211.7237456343304 3.7994e-05 deg
tp 2459843.984442212608
(2022-Sep-21.48444221)
0.00022862 TDB
period 2047.896343858845
5.61
5.5338e-05
1.515e-07
d
yr
n .1757901473282838 4.7502e-09 deg/d
Q 3.452554187654798 6.2196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      169  
   data-arc span      4905 days (13.43 yr)  
   first obs. used      2006-11-18  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55706  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:23:51  

Additional Information
 Earth MOID = 1.86064 au 
 Jupiter MOID = 2.03287 au 
 T_jup = 3.181 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457780.5 (2017-Jan-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09330989692986565 6.8165e-08  
q 2.863922583621963 2.1556e-07 au
tp 2457798.114417835340
(2017-Feb-13.61441784)
0.0002025 TDB
node 207.7501560814607 3.4696e-05 deg
peri 155.4058601417345 4.8926e-05 deg
i 8.802229029188112 8.115e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      169  
   data-arc span      4905 days (13.43 yr)  
   first obs. used      2006-11-18  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55706  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:23:51  

Additional Information
 Jupiter MOID = 2.03287 au 
 T_jup = 3.181 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.646470690138024E-15 -1.427088238489295E-14 3.83389032020035E-12 6.405589597354489E-15 7.321106218847527E-13 -3.333657774829409E-15
q -1.427088238489295E-14 4.646597028367095E-14 -8.095924260348093E-12 -1.737069707906692E-14 -1.64006128254455E-12 1.498459452301401E-14
tp 3.83389032020035E-12 -8.095924260348093E-12 4.100796915296854E-8 2.792989373729668E-11 7.006498657688068E-9 9.962171410055952E-12
node 6.405589597354489E-15 -1.737069707906692E-14 2.792989373729668E-11 1.203817180737119E-9 -1.184581680458172E-9 8.012895270412233E-12
peri 7.321106218847527E-13 -1.64006128254455E-12 7.006498657688068E-9 -1.184581680458172E-9 2.393736479019251E-9 -6.227761486378639E-12
i -3.333657774829409E-15 1.498459452301401E-14 9.962171410055952E-12 8.012895270412233E-12 -6.227761486378639E-12 6.585274977780438E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO434455  

392580 (2011 SE146)          Discovered 2009-Apr-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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