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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 170 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5791904401924906 4.3731e-08  
a 1.759588852842612 2.7824e-09 AU
q .7404518106069001 7.6965e-08 AU
i 7.123563606332038 6.8902e-06 deg
node 311.8145327841287 3.1627e-05 deg
peri 120.5742276644561 3.1126e-05 deg
M 137.4718804443365 4.025e-06 deg
tp 2456674.943326361265
(2014-Jan-17.44332636)
9.1949e-06 JED
period 852.5409133208149
2.33
2.0222e-06
5.536e-09
d
yr
n .4222671245157362 1.0016e-09 deg/d
Q 2.778725895078324 4.394e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      891  
   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      .47271  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-08 06:16:08  

Additional Information
 Earth MOID = .0243939 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 16.0 mag n/a MPO302497  
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. 2014-Mar-01) 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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