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469253 (2016 JA25)
Classification: Main-belt Asteroid          SPK-ID: 2469253
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07186721044277142 1.2908e-07  
a 2.485669340876246 2.6227e-08 au
q 2.307031219264347 3.0838e-07 au
i 6.850051716157133 1.1659e-05 deg
node 55.93305661190573 5.4649e-05 deg
peri 134.9864829607343 8.1573e-05 deg
M 43.22030257301019 5.9968e-05 deg
tp 2458828.650306282799
(2019-Dec-11.15030628)
0.00023725 TDB
period 1431.408066467956
3.92
2.2654e-05
6.202e-08
d
yr
n .2515006086896738 3.9804e-09 deg/d
Q 2.664307462488143 2.8111e-08 au
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      7828 days (21.43 yr)  
   first obs. used      1998-11-15  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5236  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 04:46:51  

Additional Information
 Earth MOID = 1.31112 au 
 Jupiter MOID = 2.29997 au 
 T_jup = 3.462 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457430.5 (2016-Feb-12.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07252917070255797 1.2881e-07  
q 2.305597059841146 3.0786e-07 au
tp 2457395.123497192246
(2016-Jan-07.62349719)
0.00022803 TDB
node 55.94333406584818 5.4649e-05 deg
peri 134.4544887948099 8.1507e-05 deg
i 6.850133100005503 1.1659e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      7828 days (21.43 yr)  
   first obs. used      1998-11-15  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5236  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 04:46:51  

Additional Information
 Jupiter MOID = 2.29997 au 
 T_jup = 3.462 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.659084847684195E-14 -3.956555339596448E-14 1.544510088202758E-11 -3.18673436048388E-13 3.766228452690746E-12 2.134732097909931E-14
q -3.956555339596448E-14 9.478077827325961E-14 -3.63941193934058E-11 7.567741594022987E-13 -8.860244286599473E-12 -4.970630370292368E-14
tp 1.544510088202758E-11 -3.63941193934058E-11 5.199675258250175E-8 -4.104697412729185E-10 1.382220887486741E-8 1.184199841814478E-11
node -3.18673436048388E-13 7.567741594022987E-13 -4.104697412729185E-10 2.986556064145181E-9 -3.061092926886192E-9 -3.392724095309159E-10
peri 3.766228452690746E-12 -8.860244286599473E-12 1.382220887486741E-8 -3.061092926886192E-9 6.643322015422936E-9 3.392958226243452E-10
i 2.134732097909931E-14 -4.970630370292368E-14 1.184199841814478E-11 -3.392724095309159E-10 3.392958226243452E-10 1.359322047266766E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO380679  

469253 (2016 JA25)          Discovered 1998-Nov-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-06-21

Alternate Designations
 2016 JA25 = 2004 EZ88 = 2008 FO23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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