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JPL Small-Body Database Browser
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46986 (1998 SR163)
Classification: Main-belt Asteroid          SPK-ID: 2046986
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2737172672712658 4.7561e-08  
a 2.566365910171525 1.4735e-08 au
q 1.86390724642124 1.2367e-07 au
i 4.080761075978919 7.0784e-06 deg
node 159.7833754227358 6.6221e-05 deg
peri 215.1489412163512 6.8286e-05 deg
M 5.29345886112529 1.978e-05 deg
tp 2458578.419274691545
(2019-Apr-04.91927469)
8.2359e-05 TDB
period 1501.676185569509
4.11
1.2933e-05
3.541e-08
d
yr
n .2397321096648213 2.0646e-09 deg/d
Q 3.268824573921809 1.8768e-08 au
  Orbit Determination Parameters
   # obs. used (total)      446  
   data-arc span      8629 days (23.62 yr)  
   first obs. used      1996-03-11  
   last obs. used      2019-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60201  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:29:46  

Additional Information
 Earth MOID = .865742 au 
 Jupiter MOID = 2.19216 au 
 T_jup = 3.375 
[ 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 16.1   n/a MPO299283  

46986 (1998 SR163)          Discovered 1998-Sep-18 by Elst, E. W. at La Silla
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SR163 = 1996 EO3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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