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67661 (2000 SL261)
Classification: Main-belt Asteroid          SPK-ID: 2067661
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1096291503999838 2.9929e-08  
a 2.272207343882731 8.0126e-09 au
q 2.023107183240264 6.7677e-08 au
i 4.021193227236156 3.3183e-06 deg
node 116.7322667237535 4.6755e-05 deg
peri 17.17563055088593 4.954e-05 deg
M 222.8272656528541 1.801e-05 deg
tp 2459677.189582066072
(2022-Apr-07.68958207)
6.3958e-05 TDB
period 1251.037608607359
3.43
6.6174e-06
1.812e-08
d
yr
n .2877611332570152 1.5221e-09 deg/d
Q 2.521307504525199 8.8911e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1025  
   data-arc span      9367 days (25.65 yr)  
   first obs. used      1995-02-25  
   last obs. used      2020-10-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51148  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:31:30  

Additional Information
 Earth MOID = 1.03768 au 
 Jupiter MOID = 2.50118 au 
 T_jup = 3.600 
[ 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 15.97   n/a E2021B10  

67661 (2000 SL261)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 SL261 = 1995 DB11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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