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85240 (1993 OT11)
Classification: Main-belt Asteroid          SPK-ID: 2085240
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1906773772428501 4.2783e-08  
a 3.065917199584401 1.7328e-08 au
q 2.481316149123904 1.3755e-07 au
i 5.945732008928112 4.0524e-06 deg
node 290.3818387286747 4.1098e-05 deg
peri 22.19348734712071 4.2898e-05 deg
M 56.03898147318643 1.0097e-05 deg
tp 2459091.270298442602
(2020-Aug-29.77029844)
5.527e-05 TDB
period 1960.826012036642
5.37
1.6623e-05
4.551e-08
d
yr
n .1835960956199681 1.5564e-09 deg/d
Q 3.650518250044898 2.0632e-08 au
  Orbit Determination Parameters
   # obs. used (total)      921  
   data-arc span      10225 days (27.99 yr)  
   first obs. used      1993-07-19  
   last obs. used      2021-07-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53809  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 22:03:33  

Additional Information
 Earth MOID = 1.46772 au 
 Jupiter MOID = 1.63684 au 
 T_jup = 3.196 
[ 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 14.89   n/a E2021B10  
diameter diameter 3.529 km 0.864 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.187   0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85240 (1993 OT11)          Discovered 1993-Jul-19 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1993 OT11 = 1999 RB253 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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