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JPL Small-Body Database Browser
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243641 (1999 TN61)
Classification: Main-belt Asteroid          SPK-ID: 2243641
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05823934371031855 4.8705e-08  
a 2.550441439405312 2.1379e-08 au
q 2.401905403802747 1.3049e-07 au
i 13.78571169868749 8.7986e-06 deg
node 357.880018443796 1.841e-05 deg
peri 274.753144729928 0.00012001 deg
M 11.82912290200233 0.00011209 deg
tp 2458551.615463205070
(2019-Mar-09.11546321)
0.00046331 TDB
period 1487.720889534066
4.07
1.8706e-05
5.121e-08
d
yr
n .2419808732488438 3.0426e-09 deg/d
Q 2.698977475007878 2.2624e-08 au
  Orbit Determination Parameters
   # obs. used (total)      227  
   data-arc span      6773 days (18.54 yr)  
   first obs. used      1999-10-07  
   last obs. used      2018-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65252  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 06:25:56  

Additional Information
 Earth MOID = 1.43351 au 
 Jupiter MOID = 2.40422 au 
 T_jup = 3.398 
[ 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 16.1   n/a MPO437137  

243641 (1999 TN61)          Discovered 1999-Oct-07 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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