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JPL Small-Body Database Browser
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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04297168165086756 5.8783e-08  
a 2.762050336987491 2.717e-08 au
q 2.643360389202793 1.673e-07 au
i 5.43001525095565 5.1376e-06 deg
node 278.3088982573795 6.8263e-05 deg
peri 45.54405880883952 9.3242e-05 deg
M 26.48226037063544 6.3615e-05 deg
tp 2458877.161585604193
(2020-Jan-28.66158560)
0.00029594 TDB
period 1676.663115650239
4.59
2.474e-05
6.773e-08
d
yr
n .214712184361726 3.1682e-09 deg/d
Q 2.880740284772189 2.8338e-08 au
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      7032 days (19.25 yr)  
   first obs. used      1999-01-13  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56077  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:42:42  

Additional Information
 Earth MOID = 1.63363 au 
 Jupiter MOID = 2.27443 au 
 T_jup = 3.333 
[ 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 15.6   n/a MPO436862  

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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2059-Nov-19 17:32 00:09 Iris 0.0492076785228411 0.0491958639467593 0.049219493739905 3.01987123405295 3.01987119536714 2473417.230713571 9.43699405768581 652.456073427288 75.8054348059449 -25.7741659225034 43388.2078401005 T 15 CATAB v2.0e-lin.ifort 2019-Jul-14 07:42:47 2019-Jul-14 07:42

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