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80073 (1999 JA99)
Classification: Main-belt Asteroid          SPK-ID: 2080073
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1306899094548203 6.9293e-08  
a 3.136891510620071 3.0035e-08 au
q 2.72693144312754 2.304e-07 au
i 23.30497482229494 6.725e-06 deg
node 106.344909367796 1.2289e-05 deg
peri 110.6852529810917 3.2434e-05 deg
M 300.8494558213632 3.4394e-05 deg
tp 2459333.929421463918
(2021-Apr-29.42942146)
0.00019686 TDB
period 2029.306634348139
5.56
2.9146e-05
7.98e-08
d
yr
n .1774004942903271 2.5479e-09 deg/d
Q 3.546851578112602 3.3961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      825  
   data-arc span      9921 days (27.16 yr)  
   first obs. used      1993-04-16  
   last obs. used      2020-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56985  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:20:53  

Additional Information
 Earth MOID = 1.80503 au 
 Jupiter MOID = 1.83485 au 
 T_jup = 3.073 
[ 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 13.7   n/a MPO426492  
diameter diameter 7.432 km 0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

80073 (1999 JA99)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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