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103215 (1999 XZ260)
Classification: Main-belt Asteroid          SPK-ID: 2103215
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1372661645696997 4.2149e-08  
a 2.232945995858284 1.0034e-08 au
q 1.926438063315549 9.5361e-08 au
i 3.180197695798603 4.6655e-06 deg
node 257.3801756704431 8.457e-05 deg
peri 85.86859707480322 8.6318e-05 deg
M 187.5549087420596 1.8182e-05 deg
tp 2459784.300001994995
(2022-Jul-23.80000200)
6.3339e-05 TDB
period 1218.753164761487
3.34
8.2149e-06
2.249e-08
d
yr
n .2953838483532905 1.991e-09 deg/d
Q 2.53945392840102 1.1411e-08 au
  Orbit Determination Parameters
   # obs. used (total)      422  
   data-arc span      8858 days (24.25 yr)  
   first obs. used      1996-12-13  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56896  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:45:40  

Additional Information
 Earth MOID = .919836 au 
 Jupiter MOID = 2.8349 au 
 T_jup = 3.626 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456836.5 (2014-Jun-28.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1379431015275434 4.2194e-08  
q 1.924455174065278 9.5486e-08 au
tp 2457346.477844628384
(2015-Nov-19.97784463)
5.6766e-05 TDB
node 257.4482700161438 8.4656e-05 deg
peri 85.77696602190103 8.6374e-05 deg
i 3.178290731091573 4.6642e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      422  
   data-arc span      8858 days (24.25 yr)  
   first obs. used      1996-12-13  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56896  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:45:40  

Additional Information
 Jupiter MOID = 2.8349 au 
 T_jup = 3.626 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.780298919221835E-15 -4.012665489831092E-15 -5.780244852586983E-13 1.772421267144454E-15 -1.828244450765563E-13 -4.44546297252794E-16
q -4.012665489831092E-15 9.117530499830712E-15 1.410476720838294E-12 -5.250627626482319E-15 4.348069150636906E-13 1.151139904146738E-15
tp -5.780244852586983E-13 1.410476720838294E-12 3.222326755491983E-9 -1.908527194854392E-11 9.898963066726763E-10 2.604959617657294E-14
node 1.772421267144454E-15 -5.250627626482319E-15 -1.908527194854392E-11 7.166700876213552E-9 -7.161003855525408E-9 9.227177273280354E-11
peri -1.828244450765563E-13 4.348069150636906E-13 9.898963066726763E-10 -7.161003855525408E-9 7.460386833569806E-9 -9.213841667243258E-11
i -4.44546297252794E-16 1.151139904146738E-15 2.604959617657294E-14 9.227177273280354E-11 -9.213841667243258E-11 2.175486030322091E-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 16.70   n/a E2021B55  

103215 (1999 XZ260)          Discovered 1999-Dec-08 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 XZ260 = 1996 XQ29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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