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541071 (2018 NB15)
Classification: Mars-crossing Asteroid          SPK-ID: 2541071
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2987839524107234 1.0518e-07  
a 2.196998569470185 1.7792e-08 au
q 1.540570653443178 2.3079e-07 au
i 7.254679421008823 6.4396e-06 deg
node 54.78383502307084 7.1873e-05 deg
peri 262.1631104240952 7.5552e-05 deg
M 264.7680304781456 1.221e-05 deg
tp 2459515.146824806517
(2021-Oct-27.64682481)
4.0534e-05 TDB
period 1189.441502670505
3.26
1.4448e-05
3.956e-08
d
yr
n .3026630558894547 3.6765e-09 deg/d
Q 2.853426485497192 2.3107e-08 au
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      4787 days (13.11 yr)  
   first obs. used      2005-09-25  
   last obs. used      2018-11-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52488  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:00  

Additional Information
 Earth MOID = .547793 au 
 Jupiter MOID = 2.49763 au 
 T_jup = 3.599 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.4   .37136 MPO452033 autocmod 2.6n

541071 (2018 NB15)          Discovered 2005-Sep-25 by CSS at Catalina
Reference: Last Updated: 2019-05-29

Alternate Designations
 2018 NB15 = 2005 SZ8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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