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67340 (2000 JJ21)
Classification: Outer Main-belt Asteroid          SPK-ID: 2067340
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1893539806627858 3.3368e-08  
a 3.979833279808017 2.6715e-08 au
q 3.226236005902138 1.3361e-07 au
i 7.444189992002173 3.7567e-06 deg
node 249.4441162259671 3.5377e-05 deg
peri 177.4280330504365 3.7955e-05 deg
M 350.7199349034088 1.1547e-05 deg
tp 2459275.255692294474
(2021-Mar-01.75569229)
9.297e-05 TDB
period 2899.984961947723
7.94
2.9199e-05
7.994e-08
d
yr
n .1241385747594403 1.2499e-09 deg/d
Q 4.733430553713896 3.1773e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1417  
   data-arc span      11394 days (31.20 yr)  
   first obs. used      1989-12-26  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47684  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:29:26  

Additional Information
 Earth MOID = 2.23963 au 
 Jupiter MOID = .594662 au 
 T_jup = 3.010 
[ 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 12.77   n/a MPCxxxxx  
diameter diameter 15.951 km 0.656 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.044   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

67340 (2000 JJ21)          Discovered 2000-May-06 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 JJ21 = 1989 YQ7 = 1990 BQ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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