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173687 (2001 OY112)
Classification: Main-belt Asteroid          SPK-ID: 2173687
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04297165125191868 5.0416e-08  
a 2.762050331682988 1.933e-08 au
q 2.64336046808966 1.3281e-07 au
i 5.430018809863067 3.7739e-06 deg
node 278.3089993492605 6.4451e-05 deg
peri 45.54392671561779 9.0751e-05 deg
M 26.48229824271622 6.3111e-05 deg
tp 2458877.161409574164
(2020-Jan-28.66140957)
0.00029374 TDB
period 1676.663110820205
4.59
1.7601e-05
4.819e-08
d
yr
n .2147121849802564 2.254e-09 deg/d
Q 2.880740195276316 2.0161e-08 au
  Orbit Determination Parameters
   # obs. used (total)      517  
   data-arc span      7956 days (21.78 yr)  
   first obs. used      1999-01-13  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51631  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:18:32  

Additional Information
 Earth MOID = 1.63363 au 
 Jupiter MOID = 2.27443 au 
 T_jup = 3.333 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457530.5 (2016-May-22.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04492014877852082 5.0727e-08  
q 2.638724563228513 1.3422e-07 au
tp 2457206.535144607612
(2015-Jul-03.03514461)
0.00027754 TDB
node 278.3735895258286 6.4577e-05 deg
peri 47.03394447655574 8.8728e-05 deg
i 5.423834689597419 3.7703e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      517  
   data-arc span      7956 days (21.78 yr)  
   first obs. used      1999-01-13  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51631  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:18:32  

Additional Information
 Jupiter MOID = 2.27443 au 
 T_jup = 3.333 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.573220241653678E-15 -6.754760273929136E-15 4.887594822853638E-12 2.492553059009168E-15 1.011094284207685E-12 -3.79421426815447E-15
q -6.754760273929136E-15 1.801617577639494E-14 -1.319472154450149E-11 -4.135410054645083E-15 -2.727580557815029E-12 1.010630113369618E-14
tp 4.887594822853638E-12 -1.319472154450149E-11 7.702588519077114E-8 -4.500407951173218E-12 1.694381145896E-8 -1.981617015500022E-11
node 2.492553059009168E-15 -4.135410054645083E-15 -4.500407951173218E-12 4.170220850356536E-9 -4.152420554416422E-9 1.370606970654649E-11
peri 1.011094284207685E-12 -2.727580557815029E-12 1.694381145896E-8 -4.152420554416422E-9 7.872699679105777E-9 -1.792196112701769E-11
i -3.79421426815447E-15 1.010630113369618E-14 -1.981617015500022E-11 1.370606970654649E-11 -1.792196112701769E-11 1.421526626669354E-11

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 15.6   n/a MPO436862  

173687 (2001 OY112)          Discovered 2001-Jul-26 by NEAT at Haleakala
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 2001 OY112 = 2004 CW108 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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