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(2017 YE5)
Classification: Apollo [NEO, PHA]          SPK-ID: 3795078
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 48 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7096383644945478 2.5325e-07  
a 2.818266317584243 2.2713e-06 au
q .818316417263689 6.1929e-08 au
i 6.217972148248571 7.7437e-06 deg
node 103.9269001714436 1.5174e-05 deg
peri 110.7941490296207 1.5625e-05 deg
M 155.6808388641311 0.00018913 deg
tp 2458253.184251376609
(2018-May-14.68425138)
4.8595e-06 TDB
period 1728.110353639715
4.73
0.0020891
5.72e-06
d
yr
n .2083200295871005 2.5184e-07 deg/d
Q 4.818216217904797 3.8832e-06 au
  Orbit Determination Parameters
   # obs. used (total)      342  
   # delay obs. used      5  
   # Doppler obs. used      3  
   data-arc span      270 days  
   first obs. used      2017-12-12  
   last obs. used      2018-09-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .31376  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-27 14:00:57  

Additional Information
 Earth MOID = .0208939 au 
 Jupiter MOID = .422226 au 
 T_jup = 2.877 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458191.5 (2018-Mar-14.0) TDB
Reference: JPL 48 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7102734584759753 2.5309e-07  
q .8171085678837795 6.229e-08 au
tp 2458253.385732021796
(2018-May-14.88573202)
4.8783e-06 TDB
node 103.9603325302233 1.5216e-05 deg
peri 110.768405036289 1.5669e-05 deg
i 6.209800008061771 7.7441e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      342  
   # delay obs. used      5  
   # Doppler obs. used      3  
   data-arc span      270 days  
   first obs. used      2017-12-12  
   last obs. used      2018-09-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .31376  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-27 14:00:57  

Additional Information
 Jupiter MOID = .422226 au 
 T_jup = 2.877 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.405646332180845E-14 -1.39974379366464E-14 1.114457775875486E-12 3.73203232784523E-14 -3.339222874670546E-13 9.702141605105278E-14
q -1.39974379366464E-14 3.880053973958152E-15 -1.951475842369441E-13 -1.956460283062945E-14 2.001435094405821E-13 1.563218870316177E-14
tp 1.114457775875486E-12 -1.951475842369441E-13 2.3797727945406E-11 6.698087282639978E-12 -2.786321365934466E-12 -2.72504989474111E-12
node 3.73203232784523E-14 -1.956460283062945E-14 6.698087282639978E-12 2.315191344993342E-10 -2.279704751722665E-10 -1.033725638793525E-10
peri -3.339222874670546E-13 2.001435094405821E-13 -2.786321365934466E-12 -2.279704751722665E-10 2.455081897495676E-10 9.985830128047031E-11
i 9.702141605105278E-14 1.563218870316177E-14 -2.72504989474111E-12 -1.033725638793525E-10 9.985830128047031E-11 5.99715322887325E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 19.2   n/a E2018O49  
rotation period rot_per 20.6 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:
[Warner, B.D. (2018) Minor Planet Bull. 45, 366-379.]

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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