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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1308998702501397 7.6371e-08  
a 3.137566493797253 3.5544e-08 au
q 2.726859446858007 2.4535e-07 au
i 23.30326626889925 6.875e-06 deg
node 106.3453021184783 1.8224e-05 deg
peri 110.5812873008384 3.4768e-05 deg
M 230.0350687935639 3.4855e-05 deg
tp 2459333.343963864584
(2021-Apr-28.84396386)
0.0002045 TDB
period 2029.961656134707
5.56
3.4494e-05
9.444e-08
d
yr
n .1773432512442051 3.0135e-09 deg/d
Q 3.5482735407365 4.0196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      614  
   data-arc span      9730 days (26.64 yr)  
   first obs. used      1993-04-16  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63951  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:45:47  

Additional Information
 Earth MOID = 1.80511 au 
 Jupiter MOID = 1.83326 au 
 T_jup = 3.072 
[ 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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