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(2010 AL30)
Classification: Apollo [NEO]          SPK-ID: 3485264
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3075479332655167 3.7994e-07  
a 1.046101823083149 1.2886e-06 au
q .7243753694086377 1.2406e-06 au
i 3.830702627512538 1.51e-05 deg
node 112.3639214343575 0.00056538 deg
peri 97.74459061944903 0.00070838 deg
M 14.29569106091967 0.0082334 deg
tp 2459184.981061260954
(2020-Dec-01.48106126)
0.0089092 TDB
period 390.8043285385097
1.07
0.00072207
1.977e-06
d
yr
n .9211771050394744 1.702e-06 deg/d
Q 1.367828276757661 1.6848e-06 au
  Orbit Determination Parameters
   # obs. used (total)      308  
   # delay obs. used      0  
   # Doppler obs. used      7  
   data-arc span      3 days  
   first obs. used      2010-01-10  
   last obs. used      2010-01-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .32149  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 03:22:02  

Additional Information
 Earth MOID = .000958146 au 
 Jupiter MOID = 3.59463 au 
 T_jup = 5.825 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455208.5 (2010-Jan-12.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3066601933474655 4.049e-07  
q .6946104059512997 8.8478e-07 au
tp 2455280.322097128047
(2010-Mar-24.82209713)
4.8113e-05 TDB
node 113.0436297652529 2.9688e-06 deg
peri 104.6074242443499 0.00015987 deg
i 3.931542446766356 1.1656e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      308  
   # delay obs. used      0  
   # Doppler obs. used      7  
   data-arc span      3 days  
   first obs. used      2010-01-10  
   last obs. used      2010-01-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .32149  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 03:22:02  

Additional Information
 Jupiter MOID = 3.59463 au 
 T_jup = 5.825 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.639416612661081E-13 -3.342307961033548E-13 1.181131482958333E-11 6.804107291202274E-14 5.552972356358711E-11 2.842332168783274E-12
q -3.342307961033548E-13 7.828344535241208E-13 -3.625008153444909E-11 -6.557684110605349E-13 -1.393707406557356E-10 -6.448988266513585E-12
tp 1.181131482958333E-11 -3.625008153444909E-11 2.314867944298329E-9 7.00348833501903E-11 7.139951004560727E-9 2.837428477822667E-10
node 6.804107291202274E-14 -6.557684110605349E-13 7.00348833501903E-11 8.81347712711385E-12 1.531651435626928E-10 -9.775574195040235E-12
peri 5.552972356358711E-11 -1.393707406557356E-10 7.139951004560727E-9 1.531651435626928E-10 2.555987383190863E-8 1.1460815022587E-9
i 2.842332168783274E-12 -6.448988266513585E-12 2.837428477822667E-10 -9.775574195040235E-12 1.1460815022587E-9 1.358517444052693E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 27.2   n/a MPO170308  
rotation period rot_per 0.14660 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Ryan, W. (2011) http://infohost.nmt.edu/~bryan/research/work/mro_images/]
[Sergison, D. (2011) www.gothersobservatory.org.uk/lightcurves.htm]

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