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43094 (1999 XK7)
Classification: Main-belt Asteroid          SPK-ID: 2043094
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .187821753281066 2.2822e-08  
a 2.574379662170701 8.4055e-09 au
q 2.090855160410682 6.0143e-08 au
i 13.26816118694197 4.5653e-07 deg
node 226.1232506130716 4.3379e-06 deg
peri 158.6570555243349 6.4638e-06 deg
M 62.2192497174107 5.9977e-06 deg
tp 2458939.746834382056
(2020-Mar-31.24683438)
2.47e-05 TDB
period 1508.715390314201
4.13
7.3891e-06
2.023e-08
d
yr
n .2386135929355287 1.1686e-09 deg/d
Q 3.057904163930721 9.9842e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2056  
   data-arc span      8378 days (22.94 yr)  
   first obs. used      1998-04-15  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44787  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:23:45  

Additional Information
 Earth MOID = 1.1003 au 
 Jupiter MOID = 2.40491 au 
 T_jup = 3.366 
[ 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 MPO531551  
diameter diameter 8.125 km 0.146 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.117   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43094 (1999 XK7)          Discovered 1999-Dec-04 by Juels, C. W. at Fountain Hills
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XK7 = 1998 MJ12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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