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JPL Small-Body Database Browser
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(2020 XB7)
Classification: Apollo [NEO]          SPK-ID: 54100622
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5524550547928868 0.00060049  
a 2.158293430902498 0.0028561 au
q .9659333152741306 1.7814e-05 au
i 6.076709700416154 0.0048291 deg
node 124.1541762345795 0.00022148 deg
peri .2941845186432268 0.00089552 deg
M 49.07345599985207 0.097568 deg
tp 2459238.626839353450
(2021-Jan-24.12683935)
0.00052232 TDB
period 1158.148263145138
3.17
2.2989
0.006294
d
yr
n .3108410308558959 0.000617 deg/d
Q 3.350653546530865 0.0044339 au
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      32 days  
   first obs. used      2020-12-15  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .53563  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:20:15  

Additional Information
 Earth MOID = .0178266 au 
 Jupiter MOID = 1.74536 au 
 T_jup = 3.479 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459207.5 (2020-Dec-24.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5526139144052725 0.00060027  
q .9659065374142027 1.7712e-05 au
tp 2459238.769125733242
(2021-Jan-24.26912573)
0.00013248 TDB
node 124.1945910411264 0.00013946 deg
peri .4245700385600329 0.00053817 deg
i 6.069169639884779 0.0048451 deg
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      32 days  
   first obs. used      2020-12-15  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .53563  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:20:15  

Additional Information
 Jupiter MOID = 1.74536 au 
 T_jup = 3.479 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.603283567867854E-7 -1.063099478764902E-8 5.776786588181789E-8 3.914385130418942E-8 3.214046171608049E-7 2.908385924832506E-6
q -1.063099478764902E-8 3.137160297261298E-10 -1.726953813942222E-9 -1.182787992882692E-9 -9.478356008687645E-9 -8.580822563429883E-8
tp 5.776786588181789E-8 -1.726953813942222E-9 1.755193197846638E-8 1.660730781684152E-8 4.983683348492419E-8 4.663793797126118E-7
node 3.914385130418942E-8 -1.182787992882692E-9 1.660730781684152E-8 1.944823984267258E-8 3.036628119768164E-8 3.157675634706163E-7
peri 3.214046171608049E-7 -9.478356008687645E-9 4.983683348492419E-8 3.036628119768164E-8 2.896274703984485E-7 2.594504046827267E-6
i 2.908385924832506E-6 -8.580822563429883E-8 4.663793797126118E-7 3.157675634706163E-7 2.594504046827267E-6 2.347508472027888E-5

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.43   .40372 E2021B25 autocmod 2.8

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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