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JPL Small-Body Database Browser
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469237 (2016 JQ8)
Classification: Main-belt Asteroid          SPK-ID: 2469237
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2143402010080021 1.3691e-07  
a 3.168288645259058 1.0937e-07 au
q 2.489197020182861 3.9413e-07 au
i 27.73029607614089 1.0242e-05 deg
node 76.68730526976927 1.2267e-05 deg
peri 124.6845642291121 4.1338e-05 deg
M 274.6304524002243 3.9552e-05 deg
tp 2459488.967886912655
(2021-Oct-01.46788691)
0.00024725 TDB
period 2059.849726660819
5.64
0.00010666
2.92e-07
d
yr
n .1747700307165556 9.0495e-09 deg/d
Q 3.847380270335254 1.3281e-07 au
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      4070 days (11.14 yr)  
   first obs. used      2008-11-30  
   last obs. used      2020-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53078  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 13:56:09  

Additional Information
 Earth MOID = 1.56711 au 
 Jupiter MOID = 1.49302 au 
 T_jup = 2.992 
[ 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 15.6   n/a MPO386731  
diameter diameter 4.493 km 0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

469237 (2016 JQ8)          Discovered 2010-Apr-11 by CSS at Catalina
Reference: Last Updated: 2016-06-21

[ show close-approach data ]
Alternate Designations
 2016 JQ8 = 2010 LR40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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