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469268 (2016 JA32)
Classification: Main-belt Asteroid          SPK-ID: 2469268
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1911446832576981 7.36e-08  
a 3.108374269794777 6.8661e-08 au
q 2.514225054548476 2.5621e-07 au
i 25.9593841307973 2.0652e-05 deg
node 230.6204708891192 1.4981e-05 deg
peri 291.9749006009757 6.4003e-05 deg
M 320.3757929111556 5.8366e-05 deg
tp 2459220.821291575700
(2021-Jan-06.32129158)
0.00032546 TDB
period 2001.697214771077
5.48
6.6323e-05
1.816e-07
d
yr
n .1798473801849053 5.959e-09 deg/d
Q 3.702523485041078 8.1785e-08 au
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      5359 days (14.67 yr)  
   first obs. used      2005-05-19  
   last obs. used      2020-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53775  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 13:56:56  

Additional Information
 Earth MOID = 1.62649 au 
 Jupiter MOID = 1.68277 au 
 T_jup = 3.038 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457894.5 (2017-May-21.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1920798252495238 7.3786e-08  
q 2.509449707523993 2.5644e-07 au
tp 2457220.669346106649
(2015-Jul-17.16934611)
0.00032068 TDB
node 230.6263456537906 1.4983e-05 deg
peri 292.046139241298 6.3686e-05 deg
i 25.96490272231645 2.0655e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      129  
   data-arc span      5359 days (14.67 yr)  
   first obs. used      2005-05-19  
   last obs. used      2020-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53775  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 13:56:56  

Additional Information
 Jupiter MOID = 1.68277 au 
 T_jup = 3.038 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.444318459076297E-15 -1.854959239575092E-14 1.432534724988354E-11 -3.343878058947521E-14 2.609108892648338E-12 8.040005981119426E-14
q -1.854959239575092E-14 6.576386299327581E-14 -4.566885540631824E-11 1.078999677795092E-13 -8.103795590679894E-12 -2.254516310491486E-13
tp 1.432534724988354E-11 -4.566885540631824E-11 1.028388128942458E-7 -2.502162830022458E-10 1.983254478770788E-8 5.503573212936147E-10
node -3.343878058947521E-14 1.078999677795092E-13 -2.502162830022458E-10 2.244841838135332E-10 -2.48249665150654E-10 1.060670487976465E-10
peri 2.609108892648338E-12 -8.103795590679894E-12 1.983254478770788E-8 -2.48249665150654E-10 4.055907651249104E-9 1.170327660660012E-11
i 8.040005981119426E-14 -2.254516310491486E-13 5.503573212936147E-10 1.060670487976465E-10 1.170327660660012E-11 4.266347984037516E-10

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 15.9   n/a MPO380684  
diameter diameter 3.925 km 0.264 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

469268 (2016 JA32)          Discovered 2008-Nov-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-06-21

[ show close-approach data ]
Alternate Designations
 2016 JA32 = 2010 LH99 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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