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15270 (1991 AE2)
Classification: Main-belt Asteroid          SPK-ID: 2015270
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1448732008320943 4.7158e-08  
a 2.565542616568044 2.01e-08 AU
q 2.193864245834685 1.2516e-07 AU
i 14.11622240747632 8.8464e-06 deg
node 150.1223868212074 2.0531e-05 deg
peri 267.1359901225693 4.0811e-05 deg
M 313.383419441188 3.6137e-05 deg
tp 2457194.859238866132
(2015-Jun-21.35923887)
0.00015162 JED
period 1500.953633944328
4.11
1.7639e-05
4.829e-08
d
yr
n .2398475155118302 2.8187e-09 deg/d
Q 2.937220987301403 2.3012e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      897  
   data-arc span      22223 days (60.84 yr)  
   first obs. used      1953-12-31  
   last obs. used      2014-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49311  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:24:10  

Additional Information
 Earth MOID = 1.25789 AU 
 T_jup = 3.376 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5 mag n/a MPO302159  

15270 (1991 AE2)          Discovered 1991-Jan-07 by McNaught, R. H. at Siding Spring (413)
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 AE2 = 2000 CM93 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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