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118246 (1997 SR15)
Classification: Main-belt Asteroid          SPK-ID: 2118246
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0707974041303321 5.7485e-08  
a 2.483049376964086 1.3783e-08 au
q 2.30725592674759 1.5041e-07 au
i 4.094530773119092 4.9016e-06 deg
node 231.5162420138124 5.8212e-05 deg
peri 172.2945898485038 7.117e-05 deg
M 272.2537334716715 4.5399e-05 deg
tp 2459348.839405924114
(2021-May-14.33940592)
0.0001823 TDB
period 1429.145547659233
3.91
1.1899e-05
3.258e-08
d
yr
n .2518987660771406 2.0974e-09 deg/d
Q 2.658842827180581 1.4759e-08 au
  Orbit Determination Parameters
   # obs. used (total)      643  
   data-arc span      9793 days (26.81 yr)  
   first obs. used      1993-10-08  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58654  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:02:24  

Additional Information
 Earth MOID = 1.31609 au 
 Jupiter MOID = 2.60938 au 
 T_jup = 3.470 
[ 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 MPO432685  

118246 (1997 SR15)          Discovered 1997-Sep-27 by ODAS at Caussols
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 1997 SR15 = 1993 TS3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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