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437923 (2002 NB70)
Classification: Main-belt Asteroid          SPK-ID: 2437923
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3118477541101708 1.8051e-07  
a 2.646273580329796 1.7356e-08 au
q 1.821039107542868 4.7442e-07 au
i 11.34068671408222 7.4272e-06 deg
node 256.7630119063255 5.8912e-05 deg
peri 68.24773210226667 6.6816e-05 deg
M 95.72479458794346 1.5818e-05 deg
tp 2458782.407400243892
(2019-Oct-25.90740024)
6.748e-05 TDB
period 1572.354754691278
4.30
1.5469e-05
4.235e-08
d
yr
n .2289559648838177 2.2525e-09 deg/d
Q 3.471508053116724 2.2768e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      6204 days (16.99 yr)  
   first obs. used      2002-07-10  
   last obs. used      2019-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50018  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:28:17  

Additional Information
 Earth MOID = .842629 au 
 Jupiter MOID = 2.01941 au 
 T_jup = 3.295 
[ 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 17.0   n/a MPO477054  
diameter diameter 2.457 km 0.510 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

437923 (2002 NB70)          Discovered 2002-Jul-10 by NEAT at Palomar
Reference: Last Updated: 2015-07-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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