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312260 (2008 AG22)
Classification: Main-belt Asteroid          SPK-ID: 2312260
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2181951262386043 4.1113e-08  
a 2.686561946168062 1.4909e-08 au
q 2.100367223176091 1.1283e-07 au
i 8.102832645241994 6.0555e-06 deg
node 329.6441281136438 2.7993e-05 deg
peri 128.6998129869489 3.1661e-05 deg
M 359.0264819344945 1.2276e-05 deg
tp 2459204.849458881816
(2020-Dec-21.34945888)
5.4851e-05 TDB
period 1608.398706644336
4.40
1.3389e-05
3.666e-08
d
yr
n .2238250991578336 1.8632e-09 deg/d
Q 3.272756669160033 1.8162e-08 au
  Orbit Determination Parameters
   # obs. used (total)      488  
   data-arc span      8120 days (22.23 yr)  
   first obs. used      1998-12-17  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50723  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 06:29:15  

Additional Information
 Earth MOID = 1.12781 au 
 Jupiter MOID = 1.92482 au 
 T_jup = 3.325 
[ 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 16.62   n/a MPCxxxxx  

312260 (2008 AG22)          Discovered 2008-Jan-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2008 AG22 = 2002 UA32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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