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(1999 YD)
Classification: Apollo [NEO, PHA]          SPK-ID: 3025760
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5936598433134643 6.7891e-05  
a 2.461490731248971 0.00031196 au
q 1.000202529418162 4.0354e-05 au
i 1.377006764418076 9.932e-05 deg
node 9.399776589717211 0.0021567 deg
peri 61.85338830521253 0.0020683 deg
M 107.8696114725389 0.37772 deg
tp 2458577.838833074095
(2019-Apr-04.33883307)
1.3996 TDB
period 1410.57354352353
3.86
0.26816
0.0007342
d
yr
n .2552153353881436 4.8518e-05 deg/d
Q 3.922778933079779 0.00049716 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      71 days  
   first obs. used      1999-12-17  
   last obs. used      2000-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .45857  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:17:12  

Additional Information
 Earth MOID = .0253248 au 
 Jupiter MOID = 1.41084 au 
 T_jup = 3.221 
[ show covariance matrix ]

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 21.1   n/a MPO02706  
SMASSII spectral type spec_B Sk   n/a Binzel et al. (2001) Icarus 151, 139-149  

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