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101183 (1998 SR11)
Classification: Main-belt Asteroid          SPK-ID: 2101183
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1393513087372291 2.8956e-08  
a 2.369713361183872 1.054e-08 au
q 2.039490702970801 6.7406e-08 au
i 4.782608347571641 3.3389e-06 deg
node 112.044784157054 5.9432e-05 deg
peri 174.2673988681057 6.2164e-05 deg
M 148.9895526687069 1.8767e-05 deg
tp 2458845.063551835878
(2019-Dec-27.56355184)
6.882e-05 TDB
period 1332.423098017527
3.65
8.8897e-06
2.434e-08
d
yr
n .2701844485701526 1.8026e-09 deg/d
Q 2.699936019396943 1.2009e-08 au
  Orbit Determination Parameters
   # obs. used (total)      550  
   data-arc span      8151 days (22.32 yr)  
   first obs. used      1998-09-19  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59998  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:35:35  

Additional Information
 Earth MOID = 1.02284 au 
 Jupiter MOID = 2.44135 au 
 T_jup = 3.528 
[ 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  

101183 (1998 SR11)          Discovered 1998-Sep-19 by ODAS at Caussols
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 SR11 = 2000 AL215 = 2001 KC34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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