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JPL Small-Body Database Browser
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249897 (2001 SD11)
Classification: Main-belt Asteroid          SPK-ID: 2249897
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1461814621186819 5.2526e-08  
a 2.692820703857695 1.819e-08 au
q 2.299180236144319 1.4968e-07 au
i 12.50952110790123 5.5463e-06 deg
node 315.3334294038325 2.4186e-05 deg
peri 129.0921266917795 3.4358e-05 deg
M 278.8812232303392 2.1643e-05 deg
tp 2458964.187584800342
(2020-Apr-24.68758480)
9.6736e-05 TDB
period 1614.022495678105
4.42
1.6354e-05
4.477e-08
d
yr
n .2230452183683796 2.2601e-09 deg/d
Q 3.086461171571071 2.0849e-08 au
  Orbit Determination Parameters
   # obs. used (total)      443  
   data-arc span      6679 days (18.29 yr)  
   first obs. used      2001-08-11  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52452  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:49:18  

Additional Information
 Earth MOID = 1.33744 au 
 Jupiter MOID = 2.13586 au 
 T_jup = 3.322 
[ 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 MPO454853  

249897 (2001 SD11)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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