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40040 (1998 KC27)
Classification: Main-belt Asteroid          SPK-ID: 2040040
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1393846694984661 4.1373e-08  
a 2.671350100585324 1.7503e-08 au
q 2.299004849700544 1.0888e-07 au
i 15.03395033999308 4.3171e-06 deg
node 75.41250050517039 1.9163e-05 deg
peri 202.7130537454103 2.565e-05 deg
M 28.0469217012873 1.8848e-05 deg
tp 2459076.255451512837
(2020-Aug-14.75545151)
8.2982e-05 TDB
period 1594.757454374241
4.37
1.5673e-05
4.291e-08
d
yr
n .2257396565305654 2.2186e-09 deg/d
Q 3.043695351470103 1.9942e-08 au
  Orbit Determination Parameters
   # obs. used (total)      684  
   data-arc span      8150 days (22.31 yr)  
   first obs. used      1998-04-24  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57239  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 08:47:54  

Additional Information
 Earth MOID = 1.2876 au 
 Jupiter MOID = 2.0721 au 
 T_jup = 3.318 
[ 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 14.79   n/a E2021B10  
diameter diameter 2.997 km 0.819 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.312   0.188 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

40040 (1998 KC27)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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