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469042 (2015 AB256)
Classification: Main-belt Asteroid          SPK-ID: 2469042
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07935819935817789 5.3395e-08  
a 3.042206647612247 6.301e-08 au
q 2.80078260598226 1.7724e-07 au
i 11.24447993854422 7.4282e-06 deg
node 125.9516070319611 3.0045e-05 deg
peri 57.09919770896416 6.7538e-05 deg
M 323.9299673923884 5.9328e-05 deg
tp 2459194.689403415964
(2020-Dec-11.18940342)
0.00032195 TDB
period 1938.12370480073
5.31
6.0213e-05
1.649e-07
d
yr
n .1857466575060614 5.7708e-09 deg/d
Q 3.283630689242234 6.801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      5405 days (14.80 yr)  
   first obs. used      2005-04-16  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55748  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 13:53:19  

Additional Information
 Earth MOID = 1.8242 au 
 Jupiter MOID = 1.7588 au 
 T_jup = 3.206 
[ 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 16.0   n/a MPO419280  

469042 (2015 AB256)          Discovered 2010-Jan-08 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-06-21

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