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15227 (1986 VA)
Classification: Main-belt Asteroid          SPK-ID: 2015227
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1003802031589024 3.9985e-08  
a 3.024731086749448 1.5052e-08 au
q 2.721107965760491 1.2469e-07 au
i 8.848526060425463 3.3976e-06 deg
node 271.9698906112577 2.71e-05 deg
peri 61.2380008532861 3.1682e-05 deg
M 261.5308833251302 1.8668e-05 deg
tp 2459922.064621489995
(2022-Dec-08.56462149)
0.00010108 TDB
period 1921.447760734147
5.26
1.4343e-05
3.927e-08
d
yr
n .1873587236441189 1.3986e-09 deg/d
Q 3.328354207738406 1.6563e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2183  
   data-arc span      12691 days (34.75 yr)  
   first obs. used      1986-11-04  
   last obs. used      2021-08-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48908  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 13:58:03  

Additional Information
 Earth MOID = 1.72317 au 
 Jupiter MOID = 1.99433 au 
 T_jup = 3.219 
[ 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 13.13   n/a MPO614063  
diameter diameter 8.469 km 0.203 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.205   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15227 (1986 VA)          Discovered 1986-Nov-04 by McNaught, R. H. at Siding Spring
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2061-Sep-16 20:55 00:01 Jupiter 1.99502820430911 1.99502783353837 1.99502857507997 3.81578240138988 3.7028451175835 2474084.371547102 1.02076269567836 64.4531995664684 17.6556580900452 87.8496333174317 4622240.2487431 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 13:58:12 2021-Aug-25 13:58
2109-Jan-07 22:08 00:02 Jupiter 1.98787183896586 1.98787144984875 1.98787222808342 3.87925151363719 3.76781130692143 2491363.422418156 2.04402164246071 98.6687861202196 16.6450635818968 83.5131569721135 4385798.2175685 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 13:58:12 2021-Aug-25 13:58
2156-May-01 10:05 00:03 Jupiter 1.99020677761906 1.99020640577918 1.99020714946052 3.95361254277777 3.84445856767228 2508643.920186453 3.06746838925896 153.611624991926 14.628240494916 84.885843899094 4430850.66029415 T 39 CATAB v2.0g-lin.ifort 2021-Aug-25 13:58:12 2021-Aug-25 13:58

Alternate Designations
 1986 VA = 1997 WJ53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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