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344461 (2002 NK56)
Classification: Main-belt Asteroid          SPK-ID: 2344461
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .110872955803834 6.1237e-08  
a 2.758874752616297 3.1845e-08 au
q 2.452990154101157 1.769e-07 au
i 7.810085394810934 8.3623e-06 deg
node 287.8663360136128 5.5036e-05 deg
peri 341.9583060932343 6.8052e-05 deg
M 351.1314416078204 4.1403e-05 deg
tp 2459041.733189805704
(2020-Jul-11.23318981)
0.00019272 TDB
period 1673.772407378276
4.58
2.898e-05
7.934e-08
d
yr
n .2150830055586161 3.7239e-09 deg/d
Q 3.064759351131437 3.5375e-08 au
  Orbit Determination Parameters
   # obs. used (total)      150  
   data-arc span      6104 days (16.71 yr)  
   first obs. used      2002-07-11  
   last obs. used      2019-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52821  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:33:48  

Additional Information
 Earth MOID = 1.43811 au 
 Jupiter MOID = 2.05274 au 
 T_jup = 3.320 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO434166  
rotation period rot_per 8.35 h n/a LCDB (Rev. 2019-August); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

344461 (2002 NK56)          Discovered 2002-Jul-11 by CINEOS at Campo Imperatore
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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