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JPL Small-Body Database Browser
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80411 (1999 XM198)
Classification: Main-belt Asteroid          SPK-ID: 2080411
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06766452504289265 6.8681e-08  
a 2.193854640084381 7.6106e-09 au
q 2.045408507849925 1.5063e-07 au
i 7.289074994176493 7.4565e-06 deg
node 32.12066819763322 2.3733e-05 deg
peri 166.3957245592602 3.5447e-05 deg
M 235.4321258095584 2.6097e-05 deg
tp 2459011.189644583458
(2020-Jun-10.68964458)
8.6029e-05 TDB
period 1186.889260259928
3.25
6.1761e-06
1.691e-08
d
yr
n .3033138912396598 1.5783e-09 deg/d
Q 2.342300772318836 8.1256e-09 au
  Orbit Determination Parameters
   # obs. used (total)      944  
   data-arc span      9084 days (24.87 yr)  
   first obs. used      1994-03-09  
   last obs. used      2019-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53909  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:41:17  

Additional Information
 Earth MOID = 1.04315 au 
 Jupiter MOID = 2.61444 au 
 T_jup = 3.657 
[ 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 15.9   n/a MPO250896  
diameter diameter 1.637 km 0.398 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.346   0.223 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80411 (1999 XM198)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 XM198 = 1994 EQ6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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