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185993 (2001 OB76)
Classification: Main-belt Asteroid          SPK-ID: 2185993
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2387299783056506 6.1551e-08  
a 2.405261648095903 1.2532e-08 au
q 1.831053587026554 1.5065e-07 au
i 9.324270053260902 4.9842e-06 deg
node 259.6442550392163 6.3348e-05 deg
peri 28.72106073753696 6.5884e-05 deg
M 36.34495928713681 2.163e-05 deg
tp 2458862.942712749252
(2020-Jan-14.44271275)
8.1549e-05 TDB
period 1362.51695920308
3.73
1.0648e-05
2.915e-08
d
yr
n .2642168947464402 2.0649e-09 deg/d
Q 2.97946970916525 1.5523e-08 au
  Orbit Determination Parameters
   # obs. used (total)      331  
   data-arc span      6516 days (17.84 yr)  
   first obs. used      2001-06-28  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55744  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:39:23  

Additional Information
 Earth MOID = .820684 au 
 Jupiter MOID = 2.20531 au 
 T_jup = 3.466 
[ 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 16.2   n/a MPO433221  
diameter diameter 3.141 km 0.854 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.039   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

185993 (2001 OB76)          Discovered 2001-Jul-28 by NEAT at Haleakala
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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