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441873 (2010 AB55)
Classification: Main-belt Asteroid          SPK-ID: 2441873
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1358619056165162 1.4541e-07  
a 2.419209813448382 5.5999e-08 au
q 2.090531358107108 3.1769e-07 au
i 3.047197324933474 7.9194e-06 deg
node 48.17625325760675 0.00015834 deg
peri 122.6024292508621 0.00016037 deg
M 244.5318946264399 3.8298e-05 deg
tp 2459441.327083957241
(2021-Aug-14.82708396)
0.00015869 TDB
period 1374.386023839146
3.76
4.7721e-05
1.307e-07
d
yr
n .2619351432244579 9.0948e-09 deg/d
Q 2.747888268789656 6.3608e-08 au
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      3531 days (9.67 yr)  
   first obs. used      2008-10-09  
   last obs. used      2018-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56774  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:19:12  

Additional Information
 Earth MOID = 1.09803 au 
 Jupiter MOID = 2.21861 au 
 T_jup = 3.500 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456944.5 (2014-Oct-14.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1352101206022452 1.4567e-07  
q 2.092379325581656 3.1792e-07 au
tp 2456692.308711500853
(2014-Feb-03.80871150)
9.5536e-05 TDB
node 48.19724073422916 0.00015826 deg
peri 122.673509940663 0.00016029 deg
i 3.048318809053554 7.9214e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      3531 days (9.67 yr)  
   first obs. used      2008-10-09  
   last obs. used      2018-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56774  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:19:12  

Additional Information
 Jupiter MOID = 2.21861 au 
 T_jup = 3.500 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.122069852974992E-14 -4.606639455634232E-14 4.454613431830553E-12 -1.793609623710017E-13 1.024409098681477E-12 7.93992463360573E-15
q -4.606639455634232E-14 1.010760525996523E-13 -9.044137066378438E-12 3.850816610623551E-13 -2.006010775686897E-12 -1.652666602580434E-14
tp 4.454613431830553E-12 -9.044137066378438E-12 9.127041589344052E-9 -1.688456081274282E-11 2.503723491126674E-9 6.538145528677444E-13
node -1.793609623710017E-13 3.850816610623551E-13 -1.688456081274282E-11 2.504604036914512E-8 -2.501208810899574E-8 -4.527015818987586E-10
peri 1.024409098681477E-12 -2.006010775686897E-12 2.503723491126674E-9 -2.501208810899574E-8 2.569396871427436E-8 4.521482764524196E-10
i 7.93992463360573E-15 -1.652666602580434E-14 6.538145528677444E-13 -4.527015818987586E-10 4.521482764524196E-10 6.274858398275605E-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 18.0   n/a MPO450445  

441873 (2010 AB55)          Discovered 2010-Jan-08 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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