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413151 (2002 ER23)
Classification: Main-belt Asteroid          SPK-ID: 2413151
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03615897882555696 6.9077e-08  
a 2.84568975494273 3.6584e-08 au
q 2.742792519349651 1.883e-07 au
i 1.252408997616867 7.4901e-06 deg
node 333.105399120116 0.00033784 deg
peri 308.7742658528305 0.00035587 deg
M 179.7587854762667 0.00011246 deg
tp 2458124.977368404002
(2018-Jan-06.47736840)
0.00055005 TDB
period 1753.394953907124
4.80
3.3812e-05
9.257e-08
d
yr
n .2053159781244979 3.9593e-09 deg/d
Q 2.948586990535808 3.7907e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      7387 days (20.22 yr)  
   first obs. used      1999-09-05  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68655  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 01:18:54  

Additional Information
 Earth MOID = 1.72656 au 
 Jupiter MOID = 2.09363 au 
 T_jup = 3.306 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457136.5 (2015-Apr-24.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03861757116892045 6.9197e-08  
q 2.733958250517979 1.8904e-07 au
tp 2456366.512134342899
(2013-Mar-15.01213434)
0.00052052 TDB
node 333.263394998314 0.00033635 deg
peri 307.4225211087487 0.00035227 deg
i 1.25707726836659 7.4986e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      7387 days (20.22 yr)  
   first obs. used      1999-09-05  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68655  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 01:18:54  

Additional Information
 Jupiter MOID = 2.09363 au 
 T_jup = 3.306 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.788190197627742E-15 -1.287818603219043E-14 4.582328259058712E-13 1.907675426972482E-14 8.177674817901904E-14 9.706455191785837E-16
q -1.287818603219043E-14 3.573531112982868E-14 -4.935961060898437E-12 -6.035912730635616E-14 -8.665449358003404E-13 -2.327791988956454E-15
tp 4.582328259058712E-13 -4.935961060898437E-12 2.709413446102481E-7 -9.80761941650113E-11 5.454359063767528E-8 -2.534897758659638E-12
node 1.907675426972482E-14 -6.035912730635616E-14 -9.80761941650113E-11 1.131320233114949E-7 -1.131237221865105E-7 3.073522555194758E-11
peri 8.177674817901904E-14 -8.665449358003404E-13 5.454359063767528E-8 -1.131237221865105E-7 1.240919675271214E-7 -3.122918695525231E-11
i 9.706455191785837E-16 -2.327791988956454E-15 -2.534897758659638E-12 3.073522555194758E-11 -3.122918695525231E-11 5.62284047472132E-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 17.0   n/a MPO455941  

413151 (2002 ER23)          Discovered 2002-Mar-05 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-11-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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