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487949 (2015 TB243)
Classification: Main-belt Asteroid          SPK-ID: 2487949
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04393309760616659 7.4761e-08  
a 2.613004575995837 3.2849e-08 au
q 2.498207190913252 1.9264e-07 au
i 12.33444415930864 7.6433e-06 deg
node 36.86704079739196 3.2298e-05 deg
peri 16.22310413918597 0.00019707 deg
M 55.50006121067404 0.00018684 deg
tp 2458962.651923478588
(2020-Apr-23.15192348)
0.00080057 TDB
period 1542.796632650209
4.22
2.9092e-05
7.965e-08
d
yr
n .2333424849272543 4.4001e-09 deg/d
Q 2.727801961078422 3.4292e-08 au
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      5724 days (15.67 yr)  
   first obs. used      2005-05-14  
   last obs. used      2021-01-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58261  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 17:23:14  

Additional Information
 Earth MOID = 1.50833 au 
 Jupiter MOID = 2.44085 au 
 T_jup = 3.375 
[ 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 17.38   n/a MPCxxxxx  

487949 (2015 TB243)          Discovered 2011-Sep-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 TB243 = 2011 WL50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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