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JPL Small-Body Database Browser
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312264 (2008 AB28)
Classification: Main-belt Asteroid          SPK-ID: 2312264
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 .1297330925482169 6.5989e-08  
a 2.758557813087802 2.7496e-08 au
q 2.400681577022875 1.8483e-07 au
i 2.44854108473614 7.321e-06 deg
node 6.729701555129377 0.00014502 deg
peri 132.6731960519679 0.00014702 deg
M 176.4131669764068 2.2853e-05 deg
tp 2457780.431636742955
(2017-Jan-26.93163674)
0.00010414 TDB
period 1673.483991203554
4.58
2.502e-05
6.85e-08
d
yr
n .2151200739847481 3.2163e-09 deg/d
Q 3.116434049152729 3.1063e-08 au
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      6137 days (16.80 yr)  
   first obs. used      2002-12-06  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55866  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:09:30  

Additional Information
 Earth MOID = 1.41513 au 
 Jupiter MOID = 1.90416 au 
 T_jup = 3.329 
[ 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 17.1   n/a MPO303129  

312264 (2008 AB28)          Discovered 2008-Jan-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

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