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216713 (2005 EX7)
Classification: Main-belt Asteroid          SPK-ID: 2216713
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1329453230980512 3.1117e-08  
a 2.4851616891238 1.2064e-08 au
q 2.154771065412338 7.6869e-08 au
i 7.1811406439723 3.7018e-06 deg
node 170.8969052751002 4.0366e-05 deg
peri 310.4717207141391 4.5057e-05 deg
M 105.8175851275852 2.0854e-05 deg
tp 2458975.884040372226
(2020-May-06.38404037)
8.2474e-05 TDB
period 1430.969581128016
3.92
1.0419e-05
2.853e-08
d
yr
n .2515776748491162 1.8318e-09 deg/d
Q 2.815552312835262 1.3667e-08 au
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      9395 days (25.72 yr)  
   first obs. used      1995-09-19  
   last obs. used      2021-06-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50517  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:39:13  

Additional Information
 Earth MOID = 1.17854 au 
 Jupiter MOID = 2.26161 au 
 T_jup = 3.453 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457679.5 (2016-Oct-18.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1325239029000585 3.0902e-08  
q 2.156778759489836 7.6204e-08 au
tp 2457546.467472759307
(2016-Jun-06.96747276)
8.2424e-05 TDB
node 170.9239901196518 4.0339e-05 deg
peri 311.024224020937 4.5072e-05 deg
i 7.182177689981382 3.7023e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      9395 days (25.72 yr)  
   first obs. used      1995-09-19  
   last obs. used      2021-06-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50517  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:39:13  

Additional Information
 Jupiter MOID = 2.26161 au 
 T_jup = 3.453 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.549298574024169E-16 -2.332794411749337E-15 -1.104346188470073E-12 -4.796089102183008E-15 -2.801853141472743E-13 -1.562444327030831E-15
q -2.332794411749337E-15 5.806984462956069E-15 2.711519983725263E-12 1.276182410644546E-14 6.894212183377152E-13 4.095121282213769E-15
tp -1.104346188470073E-12 2.711519983725263E-12 6.793636554319944E-9 6.135313100792234E-11 1.694207869206841E-9 8.208204045535487E-12
node -4.796089102183008E-15 1.276182410644546E-14 6.135313100792234E-11 1.627196357961815E-9 -1.598683945952786E-9 6.35978323138774E-11
peri -2.801853141472743E-13 6.894212183377152E-13 1.694207869206841E-9 -1.598683945952786E-9 2.03144828641047E-9 -6.100937051719379E-11
i -1.562444327030831E-15 4.095121282213769E-15 8.208204045535487E-12 6.35978323138774E-11 -6.100937051719379E-11 1.370666339875183E-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 17.19   n/a E2021B55  

216713 (2005 EX7)          Discovered 2005-Mar-01 by Spacewatch at Kitt Peak
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

Alternate Designations
 2005 EX7 = 1995 SZ71 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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