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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 171 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .579004194668769 4.3732e-08  
a 1.759791198032385 2.7864e-09 au
q .7408647126304561 7.6978e-08 au
i 7.123291236181225 6.8904e-06 deg
node 311.8150176631723 3.1622e-05 deg
peri 120.5694627710763 3.1122e-05 deg
M 306.3610476074061 4.2308e-06 deg
tp 2457527.548026992772
(2016-May-19.04802699)
1.0187e-05 JED
period 852.6879753847134
2.33
2.0252e-06
5.545e-09
d
yr
n .4221942966154485 1.0027e-09 deg/d
Q 2.778717683434315 4.3998e-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-Oct-09 16:43:52  

Additional Information
 Earth MOID = .0243607 au 
 Jupiter MOID = 2.57679 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 LCDB (Rev. 2015-December); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2000) http://www.asu.cas.cz/~ppravec/neo.htm]
[Warner, B.D. (2014) Minor Planet Bul. 41, 157-168.]
[Warner, Brian D. (2014) Minor Planet Bul. 41, 213-224.]
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
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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