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541816 (2012 AM7)
Classification: Inner Main-belt Asteroid          SPK-ID: 2541816
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07175681898274536 8.6655e-08  
a 1.949591110560296 1.2365e-08 au
q 1.809694654149451 1.6209e-07 au
i 24.19736428922289 6.3289e-06 deg
node 114.8032499964322 1.1909e-05 deg
peri 87.47170985280077 7.1567e-05 deg
M 18.00155840795436 6.9376e-05 deg
tp 2459150.781120335082
(2020-Oct-28.28112034)
0.00019127 TDB
period 994.2915093096327
2.72
9.4589e-06
2.59e-08
d
yr
n .3620668552726143 3.4444e-09 deg/d
Q 2.089487566971141 1.3252e-08 au
  Orbit Determination Parameters
   # obs. used (total)      141  
   data-arc span      9884 days (27.06 yr)  
   first obs. used      1993-01-23  
   last obs. used      2020-02-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59679  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:33  

Additional Information
 Earth MOID = .901731 au 
 Jupiter MOID = 3.07154 au 
 T_jup = 3.783 
[ 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 18.12   n/a E2021B25  

541816 (2012 AM7)          Discovered 2004-Jan-17 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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