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541132 Leleakuhonua (2015 TG387)
Classification: TransNeptunian Object          SPK-ID: 2541132
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9427725515780021 0.0063576  
a 1139.016707866802 122.91 au
q 65.18301990124128 0.21144 au
i 11.65455208909277 0.00063369 deg
node 300.780465275559 0.0071933 deg
peri 117.6912369392446 0.31573 deg
M 359.4644587044262 0.085581 deg
tp 2480087.883132307259
(2078-Feb-23.38313231)
44.893 TDB
period 14040855.46675727
38441.77
2.2727e+06
6222
d
yr
n 2.563946341106678E-5 4.1501e-06 deg/d
Q 2212.850395832364 238.79 au
  Orbit Determination Parameters
   # obs. used (total)      33  
   data-arc span      1100 days (3.01 yr)  
   first obs. used      2015-10-13  
   last obs. used      2018-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .20226  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 20:16:04  

Additional Information
 Earth MOID = 64.2111 au 
 Jupiter MOID = 60.2558 au 
 T_jup = 9.668 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 5.5   .13285 MPO458679 autocmod 2.6n

541132 Lele\=ak\={u}honua           Discovered 2015 Oct. 13 by D. J. Tholen, C. A. Trujillo and S. S. Sheppard at Mauna Kea.
Lele\=ak\={u}honua is a life form mentioned in the Hawaiian creation chant, the Kumulipo. The name compares the orbit to the flight of migratory birds and evokes a yearning to be near Earth. Me he manu i ke ala p\={o}`aiapuni l\=a, he pa`a mau n\={o} ia i ka hui me kona p\={u}nana i kumu mai ai.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2020-08-07Last Updated: 2020-08-24
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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