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135308 (2001 SF254)
Classification: Main-belt Asteroid          SPK-ID: 2135308
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05707673184200379 4.428e-08  
a 2.659524270421808 1.6785e-08 au
q 2.507727316811641 1.1791e-07 au
i 2.903366728142328 4.7523e-06 deg
node 187.1269175661646 8.9335e-05 deg
peri 302.1088353573707 9.8758e-05 deg
M 59.04554441488371 3.9406e-05 deg
tp 2458940.670178875310
(2020-Apr-01.17017888)
0.00017406 TDB
period 1584.179408147012
4.34
1.4997e-05
4.106e-08
d
yr
n .2272469886608904 2.1513e-09 deg/d
Q 2.811321224031974 1.7743e-08 au
  Orbit Determination Parameters
   # obs. used (total)      479  
   data-arc span      10392 days (28.45 yr)  
   first obs. used      1992-10-01  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54251  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:12:25  

Additional Information
 Earth MOID = 1.52376 au 
 Jupiter MOID = 2.20454 au 
 T_jup = 3.382 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.13   n/a E2021B55  

135308 (2001 SF254)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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