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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1890809501567487 3.373e-08  
a 3.978488086376034 4.3988e-08 au
q 3.226231778816748 1.4155e-07 au
i 7.444776892913186 3.7947e-06 deg
node 249.4408643062607 5.4927e-05 deg
peri 177.4508988268479 5.81e-05 deg
M 325.8589053748201 2.1344e-05 deg
tp 2459275.384631897859
(2021-Mar-01.88463190)
0.00017479 TDB
period 2898.514783127215
7.94
4.8071e-05
1.316e-07
d
yr
n .1242015400768786 2.0598e-09 deg/d
Q 4.73074439393532 5.2305e-08 au
  Orbit Determination Parameters
   # obs. used (total)      984  
   data-arc span      11175 days (30.60 yr)  
   first obs. used      1989-12-26  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54029  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:00:20  

Additional Information
 Earth MOID = 2.2402 au 
 Jupiter MOID = .596507 au 
 T_jup = 3.011 
[ 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 12.7   n/a MPO412601  
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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