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JPL Small-Body Database Browser
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376499 (2012 KL40)
Classification: Main-belt Asteroid          SPK-ID: 2376499
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .181227318368554 7.7229e-08  
a 2.56528409941488 5.0594e-08 au
q 2.10038454122443 1.8438e-07 au
i 8.181284178483155 1.1385e-05 deg
node 201.9180046319578 4.5474e-05 deg
peri 132.8024108618077 5.6869e-05 deg
M 269.8872428959719 3.1862e-05 deg
tp 2459376.151742415082
(2021-Jun-10.65174242)
0.00013492 TDB
period 1500.726774049446
4.11
4.4397e-05
1.216e-07
d
yr
n .2398837724661922 7.0966e-09 deg/d
Q 3.03018365760533 5.9763e-08 au
  Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      3359 days (9.20 yr)  
   first obs. used      2009-11-25  
   last obs. used      2019-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55213  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 02:46:11  

Additional Information
 Earth MOID = 1.10133 au 
 Jupiter MOID = 2.4095 au 
 T_jup = 3.395 
[ 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 17.3   n/a MPO437548  
diameter diameter 2.126 km 0.314 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

376499 (2012 KL40)          Discovered 2009-Nov-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-10-21

[ show close-approach data ]
Alternate Designations
 2012 KL40 = 2010 CM54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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