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80030 (1999 JJ15)
Classification: Main-belt Asteroid          SPK-ID: 2080030
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1565321342292376 4.926e-08  
a 3.16880323710655 2.7048e-08 au
q 2.672783703449745 1.5582e-07 au
i 21.6654993601578 5.2425e-06 deg
node 191.9645469434477 1.2792e-05 deg
peri 59.12179174527023 2.0903e-05 deg
M 255.1449715476122 1.5232e-05 deg
tp 2459600.606178451020
(2022-Jan-21.10617845)
8.936e-05 TDB
period 2060.351586671545
5.64
2.6379e-05
7.222e-08
d
yr
n .1747274602688429 2.2371e-09 deg/d
Q 3.664822770763354 3.1281e-08 au
  Orbit Determination Parameters
   # obs. used (total)      666  
   data-arc span      9808 days (26.85 yr)  
   first obs. used      1993-03-21  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55225  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:51:20  

Additional Information
 Earth MOID = 1.72775 au 
 Jupiter MOID = 1.50874 au 
 T_jup = 3.075 
[ 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 14.2   n/a MPO385317  
diameter diameter 6.772 km 0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.097   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80030 (1999 JJ15)          Discovered 1999-May-15 by CSS at Catalina
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 JJ15 = 1993 FL21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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