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18536 (1996 XN15)
Classification: Main-belt Asteroid          SPK-ID: 2018536
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07932853777614784 3.5446e-08  
a 2.782281780947595 1.3574e-08 au
q 2.561567435583806 1.0002e-07 au
i 3.024559103188042 3.5037e-06 deg
node 91.17192690071079 7.197e-05 deg
peri 280.7415243784599 7.5388e-05 deg
M 142.8814678709675 2.3787e-05 deg
tp 2458527.719342186974
(2019-Feb-13.21934219)
0.00011053 TDB
period 1695.118621201559
4.64
1.2405e-05
3.396e-08
d
yr
n .2123745179230109 1.5542e-09 deg/d
Q 3.002996126311384 1.4651e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1284  
   data-arc span      10693 days (29.28 yr)  
   first obs. used      1991-12-14  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55319  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:44:41  

Additional Information
 Earth MOID = 1.56213 au 
 Jupiter MOID = 2.39391 au 
 T_jup = 3.326 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456924.5 (2014-Sep-24.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07814339450105087 3.5324e-08  
q 2.564153977961061 9.957e-08 au
tp 2456821.766727502530
(2014-Jun-13.26672750)
0.00010966 TDB
node 91.30017271472799 7.1961e-05 deg
peri 278.5036346421363 7.5513e-05 deg
i 3.024885671068459 3.5037e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1284  
   data-arc span      10693 days (29.28 yr)  
   first obs. used      1991-12-14  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55319  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 02:44:41  

Additional Information
 Jupiter MOID = 2.39391 au 
 T_jup = 3.326 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.247782456197683E-15 -3.489455798526798E-15 2.394074035590234E-13 -3.876918886753012E-15 2.686268739605215E-14 2.827949641871762E-16
q -3.489455798526798E-15 9.914246910955443E-15 -3.955207785843623E-13 1.040954226325671E-14 -1.739418906591272E-14 -7.151384423518061E-16
tp 2.394074035590234E-13 -3.955207785843623E-13 1.202509555487039E-8 -6.72778795335744E-12 2.527678534980487E-9 -4.527747172930085E-13
node -3.876918886753012E-15 1.040954226325671E-14 -6.72778795335744E-12 5.178369526994163E-9 -5.17228721159247E-9 -5.074070117584907E-12
peri 2.686268739605215E-14 -1.739418906591272E-14 2.527678534980487E-9 -5.17228721159247E-9 5.702154826743378E-9 4.968480662525556E-12
i 2.827949641871762E-16 -7.151384423518061E-16 -4.527747172930085E-13 -5.074070117584907E-12 4.968480662525556E-12 1.227611714405175E-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 14.65   n/a MPCxxxxx  

18536 (1996 XN15)          Discovered 1996-Dec-10 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 XN15 = 1998 HT10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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