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213275 (2001 OK40)
Classification: Main-belt Asteroid          SPK-ID: 2213275
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2628098882152332 4.0891e-08  
a 2.733240821244002 1.3505e-08 au
q 2.014918106547554 1.1183e-07 au
i 9.792481197362356 5.7666e-06 deg
node 80.831764456787 2.8645e-05 deg
peri 266.15862774 3.0973e-05 deg
M 94.23594828467253 1.0702e-05 deg
tp 2458768.454606746217
(2019-Oct-11.95460675)
4.7834e-05 TDB
period 1650.499033569546
4.52
1.2233e-05
3.349e-08
d
yr
n .2181158502234475 1.6166e-09 deg/d
Q 3.451563535940451 1.7054e-08 au
  Orbit Determination Parameters
   # obs. used (total)      279  
   data-arc span      7121 days (19.50 yr)  
   first obs. used      2001-07-20  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57214  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:03  

Additional Information
 Earth MOID = 1.03497 au 
 Jupiter MOID = 2.07533 au 
 T_jup = 3.282 
[ 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 16.65   n/a MPCxxxxx  
diameter diameter 1.922 km 0.271 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.144   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213275 (2001 OK40)          Discovered 2001-Jul-20 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2001 OK40 = 2005 MF7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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