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80041 (1999 JK38)
Classification: Main-belt Asteroid          SPK-ID: 2080041
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1043829914926545 5.4805e-08  
a 3.088215069289121 2.0746e-08 au
q 2.765857941984028 1.7049e-07 au
i 20.56479338468846 6.1781e-06 deg
node 213.6688114567296 1.2199e-05 deg
peri 162.3789612241109 2.263e-05 deg
M 170.0969950000086 2.0121e-05 deg
tp 2458063.900602421107
(2017-Nov-06.40060242)
0.00010752 TDB
period 1982.255965946868
5.43
1.9975e-05
5.469e-08
d
yr
n .1816112581747424 1.8301e-09 deg/d
Q 3.410572196594215 2.2912e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1124  
   data-arc span      7685 days (21.04 yr)  
   first obs. used      1999-05-10  
   last obs. used      2020-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52057  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:21:01  

Additional Information
 Earth MOID = 1.77483 au 
 Jupiter MOID = 2.05335 au 
 T_jup = 3.120 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7   n/a MPO341185  
diameter diameter 11.760 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80041 (1999 JK38)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1999 JK38 = 2001 QG99 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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