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JPL Small-Body Database Browser
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91777 (1999 TM206)
Classification: Main-belt Asteroid          SPK-ID: 2091777
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08808058848564884 4.4498e-08  
a 3.150329672158594 2.8715e-08 au
q 2.872846780711064 1.4976e-07 au
i 11.46357706800794 7.1657e-06 deg
node 41.44191931601737 2.3977e-05 deg
peri 266.3674825431395 5.0222e-05 deg
M 351.7561293858834 4.4053e-05 deg
tp 2459047.269324645621
(2020-Jul-16.76932465)
0.00024988 TDB
period 2042.36064107946
5.59
2.7924e-05
7.645e-08
d
yr
n .1762666165607888 2.41e-09 deg/d
Q 3.427812563606124 3.1245e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1186  
   data-arc span      11549 days (31.62 yr)  
   first obs. used      1987-09-27  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5333  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:04:39  

Additional Information
 Earth MOID = 1.88872 au 
 Jupiter MOID = 1.82084 au 
 T_jup = 3.171 
[ 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 13.3   n/a MPO474796  

91777 (1999 TM206)          Discovered 1999-Oct-13 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 TM206 = 2001 AL37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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