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193785 (2001 OX44)
Classification: Main-belt Asteroid          SPK-ID: 2193785
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1438532699629157 3.2862e-08  
a 2.161972055392371 9.252e-09 au
q 1.850965305655732 6.833e-08 au
i 5.412676306352175 3.5228e-06 deg
node 252.1824295989342 5.8243e-05 deg
peri 1.189452062679763 6.165e-05 deg
M 17.34000695782752 2.044e-05 deg
tp 2458944.573156597734
(2020-Apr-05.07315660)
6.5876e-05 TDB
period 1161.110469781401
3.18
7.4534e-06
2.041e-08
d
yr
n .3100480181423015 1.9902e-09 deg/d
Q 2.47297880512901 1.0583e-08 au
  Orbit Determination Parameters
   # obs. used (total)      536  
   data-arc span      7965 days (21.81 yr)  
   first obs. used      1998-08-27  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56089  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 03:55:25  

Additional Information
 Earth MOID = .836402 au 
 Jupiter MOID = 2.56562 au 
 T_jup = 3.677 
[ 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 16.7   n/a MPO352189  
diameter diameter 1.200 km 0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.338   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193785 (2001 OX44)          Discovered 2001-Jul-16 by LONEOS at Anderson Mesa
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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