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175743 (1998 OS1)
Classification: Main-belt Asteroid          SPK-ID: 2175743
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1441750747813216 4.147e-08  
a 2.35442329892704 1.3466e-08 au
q 2.014974143737348 9.2861e-08 au
i 4.49250492785661 4.4579e-06 deg
node 299.6940531899945 6.9742e-05 deg
peri 333.7486257273649 7.2955e-05 deg
M 99.10003250789246 2.3205e-05 deg
tp 2458837.257594314911
(2019-Dec-19.75759431)		 8.4191e-05 TDB
period 1319.548164993967
3.61		 1.1321e-05
3.1e-08		 d
yr
n .2728206590334244 2.3406e-09 deg/d
Q 2.693872454116732 1.5408e-08 au
   Orbit Determination Parameters
   # obs. used (total)      554  
   data-arc span      8201 days (22.45 yr)  
   first obs. used      1998-07-24  
   last obs. used      2021-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54943  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:33:42  

Additional Information
 Earth MOID = .997962 au 
 Jupiter MOID = 2.4159 au 
 T_jup = 3.537 
[ 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 16.58   n/a E2021B55  

175743 (1998 OS1)          Discovered 1998-Jul-24 by Comba, P. G. at Prescott
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

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