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43690 (2002 JQ72)
Classification: Main-belt Asteroid          SPK-ID: 2043690
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1726836241787211 3.0349e-08  
a 2.356498723488424 8.7046e-09 au
q 1.949569983543913 7.3741e-08 au
i 7.397185328652056 3.0795e-06 deg
node 111.6235629638666 3.4197e-05 deg
peri 167.5229986967468 3.6346e-05 deg
M 21.62974886032231 1.2432e-05 deg
tp 2459121.113214629317
(2020-Sep-28.61321463)
4.5623e-05 TDB
period 1321.293322358998
3.62
7.3211e-06
2.004e-08
d
yr
n .2724603189224227 1.5097e-09 deg/d
Q 2.763427463432936 1.0208e-08 au
  Orbit Determination Parameters
   # obs. used (total)      744  
   data-arc span      10665 days (29.20 yr)  
   first obs. used      1991-05-04  
   last obs. used      2020-07-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55176  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:21:44  

Additional Information
 Earth MOID = .931945 au 
 Jupiter MOID = 2.37402 au 
 T_jup = 3.523 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.99   n/a E2021B10  
diameter diameter 2.029 km 0.346 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.142   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43690 (2002 JQ72)          Discovered 2002-May-08 by LINEAR at Socorro
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 JQ72 = 1998 FG94 = 1999 RU238 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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