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117548 (2005 EY7)
Classification: Main-belt Asteroid          SPK-ID: 2117548
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05593755705397151 4.9528e-08  
a 2.525789497855299 1.7775e-08 au
q 2.384503003712696 1.2236e-07 au
i 4.201959672658746 5.5629e-06 deg
node 15.77931117437059 7.3986e-05 deg
peri 266.2010363062999 9.2965e-05 deg
M 192.1168042168947 5.6064e-05 deg
tp 2459684.252431189815
(2022-Apr-14.75243119)
0.00023033 TDB
period 1466.203178228421
4.01
1.5478e-05
4.238e-08
d
yr
n .2455321372546603 2.5919e-09 deg/d
Q 2.667075991997902 1.877e-08 au
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      9787 days (26.80 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5806  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 16:48:08  

Additional Information
 Earth MOID = 1.37277 au 
 Jupiter MOID = 2.39978 au 
 T_jup = 3.448 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456835.5 (2014-Jun-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05717453116141 4.9688e-08  
q 2.381186067540987 1.2294e-07 au
tp 2456753.487296369548
(2014-Apr-05.98729637)
0.00021838 TDB
node 15.80676579112227 7.3934e-05 deg
peri 266.494635251274 9.2199e-05 deg
i 4.204727078790473 5.5658e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      9787 days (26.80 yr)  
   first obs. used      1993-03-19  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5806  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 16:48:08  

Additional Information
 Jupiter MOID = 2.39978 au 
 T_jup = 3.448 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.468931488857259E-15 -6.055057395641723E-15 4.65000192129002E-12 -2.991619101530307E-14 1.197030097410595E-12 -3.836712765898474E-15
q -6.055057395641723E-15 1.511531021667116E-14 -1.118363895373112E-11 7.076336156499509E-14 -2.879443540651628E-12 9.697233676207807E-15
tp 4.65000192129002E-12 -1.118363895373112E-11 4.769001655466636E-8 -5.756694900099041E-11 1.206209960802536E-8 -2.12998444688485E-11
node -2.991619101530307E-14 7.076336156499509E-14 -5.756694900099041E-11 5.466281056976937E-9 -5.465623514679939E-9 -1.390601562248562E-10
peri 1.197030097410595E-12 -2.879443540651628E-12 1.206209960802536E-8 -5.465623514679939E-9 8.500713263049935E-9 1.333278363735343E-10
i -3.836712765898474E-15 9.697233676207807E-15 -2.12998444688485E-11 -1.390601562248562E-10 1.333278363735343E-10 3.097790521443893E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO412803  

117548 (2005 EY7)          Discovered 2005-Mar-01 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2005 EY7 = 1993 FT36 = 2001 HS14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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