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74080 (1998 OW)
Classification: Main-belt Asteroid          SPK-ID: 2074080
[ 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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1665581205277238 4.6213e-08  
a 2.568578573854888 1.3708e-08 au
q 2.140760954165837 1.2582e-07 au
i 6.087836931157868 3.4252e-06 deg
node 270.1409999196601 6.3135e-05 deg
peri 154.1344705933137 6.8723e-05 deg
M 6.033227917905382 2.8133e-05 deg
tp 2458975.300905141320
(2020-May-05.80090514)		 0.00011737 TDB
period 1503.618671889017
4.12		 1.2037e-05
3.296e-08		 d
yr
n .2394224059134135 1.9167e-09 deg/d
Q 2.996396193543939 1.5992e-08 au
   Orbit Determination Parameters
   # obs. used (total)      843  
   data-arc span      9656 days (26.44 yr)  
   first obs. used      1994-06-09  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53946  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:00:05  

Additional Information
 Earth MOID = 1.15631 au 
 Jupiter MOID = 2.31028 au 
 T_jup = 3.404 
[ 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 15.2   n/a MPO459334  

74080 (1998 OW)          Discovered 1998-Jul-20 by ODAS at Caussols
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1998 OW = 1999 XP99 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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