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JPL Small-Body Database Browser
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312495 (2009 AP49)
Classification: Main-belt Asteroid          SPK-ID: 2312495
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09271494381298845 5.9701e-08  
a 2.229132779995619 1.9474e-08 au
q 2.022458859546635 1.3474e-07 au
i 6.638791699358147 4.8207e-06 deg
node 91.04597732622938 5.6018e-05 deg
peri 96.13755588857305 6.1768e-05 deg
M 343.4739366110969 2.5924e-05 deg
tp 2458656.304503414372
(2019-Jun-21.80450341)
8.7604e-05 TDB
period 1215.632589347541
3.33
1.593e-05
4.361e-08
d
yr
n .2961421100048169 3.8807e-09 deg/d
Q 2.435806700444604 2.1279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      6292 days (17.23 yr)  
   first obs. used      2001-12-17  
   last obs. used      2019-03-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67853  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:04:08  

Additional Information
 Earth MOID = 1.03619 au 
 Jupiter MOID = 2.5407 au 
 T_jup = 3.629 
[ 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 17.3   n/a MPO427650  

312495 (2009 AP49)          Discovered 2009-Jan-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2009 AP49 = 2001 YR143 = 2006 HO105 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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