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JPL Small-Body Database Browser
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305627 (2009 AO45)
Classification: Main-belt Asteroid          SPK-ID: 2305627
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09248309803587658 7.5333e-08  
a 3.167299868918817 5.9177e-08 au
q 2.874378164632579 2.1753e-07 au
i 10.17665551953789 8.5224e-06 deg
node 181.7997628628743 3.2948e-05 deg
peri 60.59228964903229 5.3338e-05 deg
M 235.4090492302902 4.3466e-05 deg
tp 2459313.051404276244
(2021-Apr-08.55140428)
0.00025665 TDB
period 2058.885528641555
5.64
5.7701e-05
1.58e-07
d
yr
n .1748518773831621 4.9003e-09 deg/d
Q 3.460221573205055 6.465e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      7143 days (19.56 yr)  
   first obs. used      1998-04-24  
   last obs. used      2017-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55802  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:05:44  

Additional Information
 Earth MOID = 1.88 au 
 Jupiter MOID = 1.57968 au 
 T_jup = 3.172 
[ 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 15.8   n/a MPO427633  

305627 (2009 AO45)          Discovered 2009-Jan-02 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 AO45 = 1998 HF42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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