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469219 Kamo`oalewa (2016 HO3)
Classification: Apollo [NEO]          SPK-ID: 2469219
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1033008457332786 2.4211e-07  
a 1.001247952341482 2.7055e-09 au
q .8978181920758936 2.4077e-07 au
i 7.785290872333171 1.7006e-05 deg
node 66.15571209330616 1.6059e-05 deg
peri 306.1878387017647 2.1037e-05 deg
M 236.2931089110786 2.4959e-05 deg
tp 2459126.248345641001
(2020-Oct-03.74834564)
2.5119e-05 TDB
period 365.9408464013558
1.00
1.4832e-06
4.061e-09
d
yr
n .9837655553902284 3.9874e-09 deg/d
Q 1.104677712607071 2.985e-09 au
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      5140 days (14.07 yr)  
   first obs. used      2004-03-17  
   last obs. used      2018-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37813  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Apr-30 06:51:17  

Additional Information
 Earth MOID = .033098 au 
 Jupiter MOID = 4.06071 au 
 T_jup = 6.061 
[ 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 24.3   n/a MPO419283  
rotation period rot_per 0.467 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Reddy, V.; Kuhn, O.; Thirouin, A.; Conrad, A.; et al (2017). DPS 49, 204.07.http://lbtonews.blogspot.com/2017/10/earths-new-traveling-bu ddy-is.html?spref=fb]

469219 Kamo`oalewa           Discovered 2016 Apr. 27 by Pan-STARRS 1 at Haleakala.
Kamo`oalewa alludes to a celestial object that is oscillating, like its path in the sky as viewed from the Earth. It is a name found in the Hawaiian chant Kumulipo. He `\=apana h\={o}k\={u}na`i i lele mai kona kino nui, he holo p\={u} me ka honua a puni ka l\=a. Name conceived by A Hua He Inoa, `Imiloa Astronomy Center of Hawai`i.
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 2018-10-26Last Updated: 2019-04-09

[ show close-approach data ]
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