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175796 (1999 RO131)
Classification: Main-belt Asteroid          SPK-ID: 2175796
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1237951365531079 4.5823e-08  
a 2.278029280201867 9.7175e-09 au
q 1.996020334387299 1.0162e-07 au
i 6.530327786186096 5.3855e-06 deg
node 250.182285409899 3.2167e-05 deg
peri 104.3219667129406 3.8232e-05 deg
M 56.03591629982569 2.0786e-05 deg
tp 2459005.020438177260
(2020-Jun-04.52043818)
7.2225e-05 TDB
period 1255.848871635302
3.44
8.0357e-06
2.2e-08
d
yr
n .2866586960668496 1.8342e-09 deg/d
Q 2.560038226016435 1.092e-08 au
  Orbit Determination Parameters
   # obs. used (total)      574  
   data-arc span      7821 days (21.41 yr)  
   first obs. used      1999-09-04  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56055  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:51  

Additional Information
 Earth MOID = 1.00194 au 
 Jupiter MOID = 2.86168 au 
 T_jup = 3.589 
[ 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 16.4   n/a MPO268144  

175796 (1999 RO131)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

[ show close-approach data ]
Alternate Designations
 1999 RO131 = 2003 YR95 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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