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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1448069742518884 4.4751e-08  
a 2.56547379605192 1.8602e-08 au
q 2.193975298123136 1.19e-07 au
i 14.1162269644075 8.6748e-06 deg
node 150.1229364004215 1.9176e-05 deg
peri 267.2290314449359 3.9644e-05 deg
M 49.25414405196126 3.5429e-05 deg
tp 2457195.152189324260
(2015-Jun-21.65218932)
0.00014686 JED
period 1500.893239871921
4.11
1.6324e-05
4.469e-08
d
yr
n .2398571666767723 2.6087e-09 deg/d
Q 2.936972293980705 2.1295e-08 au
  Orbit Determination Parameters
   # obs. used (total)      980  
   data-arc span      22631 days (61.96 yr)  
   first obs. used      1953-12-31  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5312  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:30:13  

Additional Information
 Earth MOID = 1.25737 au 
 Jupiter MOID = 2.48 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
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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