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(2021 BZ)
Classification: Aten [NEO]          SPK-ID: 54106310
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3035185108580838 1.424e-05  
a .9960677844878169 1.0745e-05 au
q .693742773826364 6.7832e-06 au
i 19.31762939304123 0.0010475 deg
node 126.5845554766817 1.9043e-05 deg
peri 109.1825651249987 0.00097755 deg
M 245.8899081382188 0.0034014 deg
tp 2459315.594169163199
(2021-Apr-11.09416916)
0.0015702 TDB
period 363.1046143485676
0.99
0.0058755
1.609e-05
d
yr
n .991449807504822 1.6043e-05 deg/d
Q 1.29839279514927 1.4006e-05 au
  Orbit Determination Parameters
   # obs. used (total)      56  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      13 days  
   first obs. used      2021-01-16  
   last obs. used      2021-01-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .34166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:24:06  

Additional Information
 Earth MOID = .0140291 au 
 Jupiter MOID = 3.78139 au 
 T_jup = 6.011 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459233.5 (2021-Jan-19.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3035662448760155 1.4233e-05  
q .6936938556709911 6.7752e-06 au
tp 2459315.588920762328
(2021-Apr-11.08892076)
0.0015694 TDB
node 126.5824995611063 1.9349e-05 deg
peri 109.1851886628419 0.00097804 deg
i 19.3203767031162 0.0010472 deg
  Orbit Determination Parameters
   # obs. used (total)      56  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      13 days  
   first obs. used      2021-01-16  
   last obs. used      2021-01-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .34166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:24:06  

Additional Information
 Jupiter MOID = 3.78139 au 
 T_jup = 6.011 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.025909067803669E-10 -9.581301010675365E-11 -2.23204157012022E-8 2.703953930695046E-10 -1.370877314655428E-8 1.487326601459157E-8
q -9.581301010675365E-11 4.590400087216618E-11 1.05102622395822E-8 -1.270615612805785E-10 6.353594623326931E-9 -6.990931307097275E-9
tp -2.23204157012022E-8 1.05102622395822E-8 2.463116565590506E-6 -2.983870730996149E-8 1.520846494762186E-6 -1.64138767130083E-6
node 2.703953930695046E-10 -1.270615612805785E-10 -2.983870730996149E-8 3.743885293325E-10 -1.847291704374076E-8 1.991576225471266E-8
peri -1.370877314655428E-8 6.353594623326931E-9 1.520846494762186E-6 -1.847291704374076E-8 9.565696108286703E-7 -1.015294787335933E-6
i 1.487326601459157E-8 -6.990931307097275E-9 -1.64138767130083E-6 1.991576225471266E-8 -1.015294787335933E-6 1.096622134318718E-6

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 24.7   .34708 E2021D77 autocmod 2.8

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