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(2009 EJ1)
Classification: Apollo [NEO]          SPK-ID: 3449133
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2454893.5 (2009-Mar-03.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4745077072358704 0.011342  
a 1.598205813058364 0.028773 au
q .8398448370129995 0.0030073 au
i .02508150263568171 0.0038612 deg
node 312.38580836 5.2795 deg
peri 148.6975206497587 5.3159 deg
M 22.0253267079239 0.72979 deg
tp 2454848.349003043080
(2009-Jan-16.84900304)
0.27676 TDB
period 737.9849170928975
2.02
19.929
0.05456
d
yr
n .4878148477859517 0.013173 deg/d
Q 2.356566789103728 0.042426 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   first obs. used      2009-03-03  
   last obs. used      2009-03-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      .37619  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:01:05  

Additional Information
 Earth MOID = .000188679 au 
 Jupiter MOID = 2.82669 au 
 T_jup = 4.231 
[ 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 28.4   n/a MPO154268  

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2009-Feb-27 09:56 06:57 Moon 0.000631142232765778 0.000493195021704537 0.000775890377662978 10.9286892203948 10.9239367667194 2454889.914017667 417.431828125814 7771.46901482259 199.46234435677 -24.2786140646821 184.255316044649 T 6 CATAB v2.0e-lin.ifort 2017-Nov-28 13:52:46 2018-Dec-11 15:20
2009-Feb-27 19:48 06:14 Earth 0.000412005263375647 0.000383124120498793 0.000441272966061505 11.4766286495322 10.8985689280436 2454890.325245332 374.0713235135 1601.66725401777 101.551279981736 1.06245138693761 66.891604362699 T 6 CATAB v2.0e-lin.ifort 2017-Nov-28 13:52:46 2018-Dec-11 15:20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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