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JPL Small-Body Database Browser
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312261 (2008 AM25)
Classification: Main-belt Asteroid          SPK-ID: 2312261
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08533582798465728 4.5997e-08  
a 2.62162253142772 2.4594e-08 au
q 2.397904202045102 1.1641e-07 au
i 3.727730036204203 4.8933e-06 deg
node 91.94254367877612 8.0919e-05 deg
peri 308.7786629379056 8.7622e-05 deg
M 320.9811553575146 3.1444e-05 deg
tp 2458768.544991538718
(2019-Oct-12.04499154)
0.00013491 TDB
period 1550.435373170117
4.24
2.1817e-05
5.973e-08
d
yr
n .2321928448161767 3.2673e-09 deg/d
Q 2.845340860810337 2.6692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      184  
   data-arc span      6229 days (17.05 yr)  
   first obs. used      2002-11-04  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53701  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 21:31:43  

Additional Information
 Earth MOID = 1.40769 au 
 Jupiter MOID = 2.47565 au 
 T_jup = 3.396 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO303129  

312261 (2008 AM25)          Discovered 2008-Jan-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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