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212404 (2006 KO1)
Classification: Main-belt Asteroid          SPK-ID: 2212404
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1213531615626728 4.1497e-08  
a 2.19693109925634 9.997e-09 au
q 1.930326564626225 9.247e-08 au
i 5.231144284772719 4.6013e-06 deg
node 251.0049529110361 4.4225e-05 deg
peri 344.1558652967584 4.8118e-05 deg
M 111.797168224603 1.6844e-05 deg
tp 2458631.138704914087
(2019-May-27.63870491)
5.6163e-05 TDB
period 1189.386711153444
3.26
8.1184e-06
2.223e-08
d
yr
n .3026769986784862 2.066e-09 deg/d
Q 2.463535633886455 1.121e-08 au
  Orbit Determination Parameters
   # obs. used (total)      369  
   data-arc span      7921 days (21.69 yr)  
   first obs. used      1997-10-27  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6021  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:45:23  

Additional Information
 Earth MOID = .919165 au 
 Jupiter MOID = 2.53827 au 
 T_jup = 3.653 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457141.5 (2015-Apr-29.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1212128830434343 4.1547e-08  
q 1.931420259770238 9.2654e-08 au
tp 2457441.149421517475
(2016-Feb-22.64942152)
5.8611e-05 TDB
node 251.0555816694706 4.422e-05 deg
peri 344.0931864445855 4.8111e-05 deg
i 5.230658032062156 4.6012e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      369  
   data-arc span      7921 days (21.69 yr)  
   first obs. used      1997-10-27  
   last obs. used      2019-07-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6021  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:45:23  

Additional Information
 Jupiter MOID = 2.53827 au 
 T_jup = 3.653 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.726145005211109E-15 -3.832378147316666E-15 -1.79554213581204E-13 -1.760720508452017E-14 -5.534434463624311E-14 1.074597528149362E-15
q -3.832378147316666E-15 8.584802635065842E-15 2.150803948469727E-13 3.940752888660739E-14 6.038378252679025E-14 -2.154317976181241E-15
tp -1.79554213581204E-13 2.150803948469727E-13 3.435306947431222E-9 1.289705187951956E-12 1.122578536997629E-9 -2.969451720893441E-12
node -1.760720508452017E-14 3.940752888660739E-14 1.289705187951956E-12 1.955430202545038E-9 -1.946350075776485E-9 -1.545712420323541E-11
peri -5.534434463624311E-14 6.038378252679025E-14 1.122578536997629E-9 -1.946350075776485E-9 2.314649433255941E-9 1.441955801306265E-11
i 1.074597528149362E-15 -2.154317976181241E-15 -2.969451720893441E-12 -1.545712420323541E-11 1.441955801306265E-11 2.117130995654516E-11

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 17.0   n/a MPO475748  
diameter diameter 2.058 km 0.250 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.105   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212404 (2006 KO1)          Discovered 2006-May-20 by Broughton, J. at Reedy Creek
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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