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74847 (1999 TE49)
Classification: Main-belt Asteroid          SPK-ID: 2074847
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0564703903447502 4.9027e-08  
a 2.223892748703214 8.8705e-09 au
q 2.098308657099084 1.1274e-07 au
i 4.946878518111983 6.1652e-06 deg
node 32.34095425475059 4.9153e-05 deg
peri 57.45931496396226 7.297e-05 deg
M 10.93101519572604 5.3163e-05 deg
tp 2458963.718690904524
(2020-Apr-24.21869090)
0.00017887 TDB
period 1211.348720798456
3.32
7.2476e-06
1.984e-08
d
yr
n .2971894003922399 1.7781e-09 deg/d
Q 2.349476840307344 9.3714e-09 au
  Orbit Determination Parameters
   # obs. used (total)      641  
   data-arc span      7422 days (20.32 yr)  
   first obs. used      1999-10-04  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52481  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:23:10  

Additional Information
 Earth MOID = 1.11925 au 
 Jupiter MOID = 2.73418 au 
 T_jup = 3.640 
[ 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 16.1   n/a MPO250863  

74847 (1999 TE49)          Discovered 1999-Oct-04 by Spacewatch at Kitt Peak
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TE49 = 2001 FZ65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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