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541451 (2011 JC12)
Classification: Main-belt Asteroid          SPK-ID: 2541451
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1385724051734526 6.5182e-08  
a 2.283751427147248 2.9141e-08 au
q 1.967286499069149 1.628e-07 au
i 3.415496876912817 8.1178e-06 deg
node 47.18419060058309 0.0001284 deg
peri 213.9348901717929 0.00013495 deg
M 256.7553518665173 4.6957e-05 deg
tp 2459562.023657647444
(2021-Dec-13.52365765)
0.00016926 TDB
period 1260.583663230794
3.45
2.4128e-05
6.606e-08
d
yr
n .2855819970547163 5.466e-09 deg/d
Q 2.600216355225347 3.3179e-08 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      5182 days (14.19 yr)  
   first obs. used      2007-01-28  
   last obs. used      2021-04-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55696  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:21  

Additional Information
 Earth MOID = .951341 au 
 Jupiter MOID = 2.45481 au 
 T_jup = 3.588 
[ 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 18.08   n/a MPCxxxxx  

541451 (2011 JC12)          Discovered 2011-Apr-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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