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249586 (1995 WJ10)
Classification: Main-belt Asteroid          SPK-ID: 2249586
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1319909391601058 4.5263e-08  
a 2.980364475727498 3.1417e-08 au
q 2.586983369536809 1.4829e-07 au
i 9.527298614943707 5.2398e-06 deg
node 230.5533277431927 3.1436e-05 deg
peri 70.98979878965328 3.9518e-05 deg
M 282.2141294626318 2.3194e-05 deg
tp 2459006.569817110974
(2020-Jun-06.06981711)
0.00012277 TDB
period 1879.327609886728
5.15
2.9716e-05
8.136e-08
d
yr
n .1915578732021598 3.029e-09 deg/d
Q 3.373745581918186 3.5564e-08 au
  Orbit Determination Parameters
   # obs. used (total)      323  
   data-arc span      8654 days (23.69 yr)  
   first obs. used      1995-10-24  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55301  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:18:51  

Additional Information
 Earth MOID = 1.59057 au 
 Jupiter MOID = 1.8689 au 
 T_jup = 3.226 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457197.5 (2015-Jun-24.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1312868544226833 4.5365e-08  
q 2.59014025147072 1.4854e-07 au
tp 2457129.224623042936
(2015-Apr-16.72462304)
0.00011858 TDB
node 230.5560497821922 3.1442e-05 deg
peri 71.37416685870315 3.9598e-05 deg
i 9.524601830038193 5.2392e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      323  
   data-arc span      8654 days (23.69 yr)  
   first obs. used      1995-10-24  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55301  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:18:51  

Additional Information
 Jupiter MOID = 1.8689 au 
 T_jup = 3.226 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.057971264216968E-15 -6.641970932034302E-15 1.533972564819723E-12 -1.95805333769861E-15 3.152696316226303E-13 -7.281212137800813E-15
q -6.641970932034302E-15 2.206551077158653E-14 -4.434836381843388E-12 7.35044129361545E-15 -9.125279122933044E-13 2.419738266695167E-14
tp 1.533972564819723E-12 -4.434836381843388E-12 1.406030955468709E-8 1.654202856468902E-11 2.890006675319147E-9 -1.879205304527662E-11
node -1.95805333769861E-15 7.35044129361545E-15 1.654202856468902E-11 9.885987184444659E-10 -9.713783305462556E-10 -4.995051244659939E-11
peri 3.152696316226303E-13 -9.125279122933044E-13 2.890006675319147E-9 -9.713783305462556E-10 1.56802156428524E-9 4.549799883807466E-11
i -7.281212137800813E-15 2.419738266695167E-14 -1.879205304527662E-11 -4.995051244659939E-11 4.549799883807466E-11 2.74487306570646E-11

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 15.7   n/a MPO437159  
diameter diameter 2.454 km 0.334 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.185   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249586 (1995 WJ10)          Discovered 1995-Nov-16 by Spacewatch at Kitt Peak
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 1995 WJ10 = 2009 JZ5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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