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134855 (2000 OK21)
Classification: Main-belt Asteroid          SPK-ID: 2134855
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2372116378649176 7.0615e-08  
a 3.174600761193644 3.2611e-08 au
q 2.421548515063686 2.3141e-07 au
i 26.64616538089926 9.6228e-06 deg
node 303.6621327850952 1.0788e-05 deg
peri 42.17392168544379 1.8963e-05 deg
M 181.8581825533911 1.8956e-05 deg
tp 2460222.840295798945
(2023-Oct-05.34029580)
0.00012087 TDB
period 2066.008485615269
5.66
3.1834e-05
8.716e-08
d
yr
n .1742490422989671 2.6849e-09 deg/d
Q 3.927653007323602 4.0347e-08 au
  Orbit Determination Parameters
   # obs. used (total)      453  
   data-arc span      7520 days (20.59 yr)  
   first obs. used      2000-07-07  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56946  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:10:23  

Additional Information
 Earth MOID = 1.46001 au 
 Jupiter MOID = 1.62203 au 
 T_jup = 2.995 
[ 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 14.35   n/a E2021B55  
diameter diameter 9.595 km 0.277 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134855 (2000 OK21)          Discovered 2000-Jul-23 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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