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JPL Small-Body Database Browser
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15270 (1991 AE2)
Classification: Main-belt Asteroid          SPK-ID: 2015270
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1467168281139397 2.7078e-08  
a 2.565110483292008 1.1435e-08 au
q 2.18876560942159 7.0071e-08 au
i 14.10721941167611 5.6196e-06 deg
node 150.045017201941 1.2989e-05 deg
peri 267.4801009699644 2.4163e-05 deg
M 72.77484336576707 2.022e-05 deg
tp 2458697.155364643250
(2019-Aug-01.65536464)		 8.3852e-05 TDB
period 1500.574424867796
4.11		 1.0035e-05
2.747e-08		 d
yr
n .2399081272038318 1.6043e-09 deg/d
Q 2.941455357162426 1.3113e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1781  
   data-arc span      24113 days (66.02 yr)  
   first obs. used      1953-12-31  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49934  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:45:43  

Additional Information
 Earth MOID = 1.25333 au 
 Jupiter MOID = 2.47044 au 
 T_jup = 3.376 
[ 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 13.6   n/a MPO365435  
diameter diameter 4.559 km 0.206 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.371   0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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