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173677 (2001 OV18)
Classification: Inner Main-belt Asteroid          SPK-ID: 2173677
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06540172498179864 6.9724e-08  
a 1.908879767203602 8.8814e-09 au
q 1.784035737645632 1.334e-07 au
i 18.65951342664395 6.4604e-06 deg
node 301.6757124636174 1.6334e-05 deg
peri 350.057885413342 5.2407e-05 deg
M 61.42373146792769 5.3544e-05 deg
tp 2458836.138542274466
(2019-Dec-18.63854227)
0.00014318 TDB
period 963.3104887495765
2.64
6.7229e-06
1.841e-08
d
yr
n .373711284372391 2.6081e-09 deg/d
Q 2.033723796761571 9.4622e-09 au
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      6475 days (17.73 yr)  
   first obs. used      2001-07-17  
   last obs. used      2019-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59106  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:43:17  

Additional Information
 Earth MOID = .769441 au 
 Jupiter MOID = 3.16392 au 
 T_jup = 3.871 
[ 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 16.9   n/a MPO433116  

173677 (2001 OV18)          Discovered 2001-Jul-17 by NEAT at Haleakala
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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