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175727 (1997 SA13)
Classification: Main-belt Asteroid          SPK-ID: 2175727
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1101495261660312 4.6048e-08  
a 2.668874452491659 1.6568e-08 au
q 2.374899196153077 1.2737e-07 au
i 12.94188859157637 5.1665e-06 deg
node 172.7777612418676 1.7072e-05 deg
peri 319.8971589138447 3.3689e-05 deg
M 347.4404848924759 2.5319e-05 deg
tp 2459256.059843718261
(2021-Feb-10.55984372)
0.0001119 TDB
period 1592.541078802597
4.36
1.483e-05
4.06e-08
d
yr
n .2260538235350748 2.105e-09 deg/d
Q 2.962849708830242 1.8393e-08 au
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      8542 days (23.39 yr)  
   first obs. used      1997-09-28  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5805  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:34  

Additional Information
 Earth MOID = 1.40165 au 
 Jupiter MOID = 2.08137 au 
 T_jup = 3.337 
[ 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 MPO502970  

175727 (1997 SA13)          Discovered 1997-Sep-28 by Spacewatch at Kitt Peak
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

[ show close-approach data ]
Alternate Designations
 1997 SA13 = 2004 FE56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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