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118395 (1999 NB65)
Classification: Main-belt Asteroid          SPK-ID: 2118395
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2699698904073365 5.07e-08  
a 3.071539915339669 2.9143e-08 au
q 2.242316621013659 1.6868e-07 au
i 13.03121724651555 4.7337e-06 deg
node 121.9204112225364 1.8959e-05 deg
peri 245.087815419002 2.0958e-05 deg
M 326.4646440212609 1.3462e-05 deg
tp 2459383.661036290757
(2021-Jun-18.16103629)
7.5606e-05 TDB
period 1966.222547524954
5.38
2.7984e-05
7.662e-08
d
yr
n .1830921939396746 2.6058e-09 deg/d
Q 3.900763209665679 3.7011e-08 au
  Orbit Determination Parameters
   # obs. used (total)      818  
   data-arc span      8091 days (22.15 yr)  
   first obs. used      1998-05-23  
   last obs. used      2020-07-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5057  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:57:04  

Additional Information
 Earth MOID = 1.27432 au 
 Jupiter MOID = 1.73721 au 
 T_jup = 3.136 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.16   n/a E2021B55  
diameter diameter 7.570 km 0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118395 (1999 NB65)          Discovered 1999-Jul-14 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 1999 NB65 = 2000 YX40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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