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86039 (1999 NC43)
Classification: Apollo [NEO, PHA]          SPK-ID: 2086039
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 154 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5792610957418507 4.63e-08  
a 1.759544401903287 2.7862e-09 AU
q .7403087836503495 8.1512e-08 AU
i 7.12358192890415 7.4789e-06 deg
node 311.8164429958746 3.3353e-05 deg
peri 120.5698049492706 3.2828e-05 deg
M 53.01270601862846 3.955e-06 deg
tp 2456674.961699398591
(2014-Jan-17.46169940)
9.2468e-06 JED
period 852.5086080424993
2.33
2.0249e-06
5.544e-09
d
yr
n .4222831260632307 1.003e-09 deg/d
Q 2.778780020156224 4.4001e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      851  
   data-arc span      5424 days (14.85 yr)  
   first obs. used      1999-06-11  
   last obs. used      2014-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50711  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-18 05:46:13  

Additional Information
 Earth MOID = .0244829 AU 
 T_jup = 3.898 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9 mag n/a MPO267963  
diameter diameter 2.22 km n/a Delbo et al. (2003). Icarus, v. 166, pp. 116-130  
rotation period rot_per 34.49 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) Incomplete or inconclusive result.
Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2000) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.14   n/a Delbo et al. (2003). Icarus, v. 166, pp. 116-130  
SMASSII spectral type spec_B Q   n/a Binzel et al. (2004) Icarus 170, 259-294  

86039 (1999 NC43)          Discovered 1999-Jul-14 by LINEAR at Socorro (704)
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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