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523868 (1995 VE9)
Classification: Outer Main-belt Asteroid          SPK-ID: 2523868
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09664282010835383 8.8555e-08  
a 3.224471579616164 5.3657e-08 au
q 2.91284955280282 2.9434e-07 au
i 3.876466153019339 8.8753e-06 deg
node 229.9033324851528 0.00010942 deg
peri 312.895171307898 0.00011552 deg
M 333.9520847223934 3.7757e-05 deg
tp 2459153.523005244987
(2020-Oct-31.02300524)
0.000223 TDB
period 2114.882565498608
5.79
5.279e-05
1.445e-07
d
yr
n .1702222174757613 4.2489e-09 deg/d
Q 3.536093606429509 5.8843e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      8819 days (24.15 yr)  
   first obs. used      1995-11-14  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61136  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 13:21:30  

Additional Information
 Earth MOID = 1.91681 au 
 Jupiter MOID = 1.4485 au 
 T_jup = 3.177 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457387.5 (2015-Dec-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09769025611091116 8.843e-08  
q 2.907869652354291 2.9382e-07 au
tp 2457035.867265506548
(2015-Jan-13.36726551)
0.00021 TDB
node 229.9358294503552 0.00010943 deg
peri 312.408774039688 0.00011543 deg
i 3.876843434625444 8.8771e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      8819 days (24.15 yr)  
   first obs. used      1995-11-14  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61136  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 13:21:30  

Additional Information
 Jupiter MOID = 1.4485 au 
 T_jup = 3.177 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.819906306617252E-15 -2.563658545271537E-14 3.068437047267944E-12 -3.238455918380752E-14 7.827742281980277E-13 4.53807384511174E-16
q -2.563658545271537E-14 8.63296699463292E-14 -9.005326356133992E-12 1.016432836926669E-13 -2.330311428783761E-12 4.966850232317632E-16
tp 3.068437047267944E-12 -9.005326356133992E-12 4.41019492381108E-8 -9.268220733497707E-11 7.757279805732396E-9 3.730373701294401E-12
node -3.238455918380752E-14 1.016432836926669E-13 -9.268220733497707E-11 1.197577033348711E-8 -1.196521899151696E-8 -2.635523577212118E-10
peri 7.827742281980277E-13 -2.330311428783761E-12 7.757279805732396E-9 -1.196521899151696E-8 1.332490122674226E-8 2.637033098985532E-10
i 4.53807384511174E-16 4.966850232317632E-16 3.730373701294401E-12 -2.635523577212118E-10 2.637033098985532E-10 7.880333541512074E-11

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 16.0   n/a MPO441656  

523868 (1995 VE9)          Discovered 1995-Nov-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-05-29

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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