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312253 (2008 AC1)
Classification: Main-belt Asteroid          SPK-ID: 2312253
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1837871143306455 5.1948e-08  
a 2.537165392871474 2.5556e-08 au
q 2.070867086736048 1.2933e-07 au
i 14.46072599938513 5.0533e-06 deg
node 41.32758870293817 2.4809e-05 deg
peri 355.3356432078135 3.1272e-05 deg
M 84.22360572868186 2.0842e-05 deg
tp 2458655.155197037549
(2019-Jun-20.65519704)
8.5242e-05 TDB
period 1476.119764653395
4.04
2.2303e-05
6.106e-08
d
yr
n .2438826500534873 3.6849e-09 deg/d
Q 3.003463699006901 3.0253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      270  
   data-arc span      6830 days (18.70 yr)  
   first obs. used      2001-05-23  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54928  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:44:51  

Additional Information
 Earth MOID = 1.07875 au 
 Jupiter MOID = 2.42656 au 
 T_jup = 3.380 
[ 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 16.2   n/a MPO455301  

312253 (2008 AC1)          Discovered 2008-Jan-01 by CSS at Catalina
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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