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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 168 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5792611316291107 4.3737e-08  
a 1.7595444020572 2.7953e-09 AU
q .7403087205698795 7.698e-08 AU
i 7.12358685360756 6.8912e-06 deg
node 311.8164656169914 3.1674e-05 deg
peri 120.5697828527431 3.1175e-05 deg
M 53.01270529411594 3.9503e-06 deg
tp 2456674.961701097822
(2014-Jan-17.46170110)
9.2315e-06 JED
period 852.5086081543575
2.33
2.0315e-06
5.562e-09
d
yr
n .4222831260078226 1.0063e-09 deg/d
Q 2.778780083544521 4.4145e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      887  
   data-arc span      5492 days (15.04 yr)  
   first obs. used      1999-06-11  
   last obs. used      2014-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47339  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-22 05:46:40  

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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