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26110 (1991 NK4)
Classification: Main-belt Asteroid          SPK-ID: 2026110
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2081418443886416 5.1499e-08  
a 2.217107161942987 8.5414e-09 au
q 1.755634388048907 1.157e-07 au
i 6.786608005312996 5.8241e-06 deg
node 123.0741349438841 3.7723e-05 deg
peri 176.7626693134415 3.9349e-05 deg
M 205.9926899665724 1.1974e-05 deg
tp 2458116.342699730721
(2017-Dec-28.84269973)
4.1477e-05 JED
period 1205.808814287792
3.30
6.9681e-06
1.908e-08
d
yr
n .2985547922144134 1.7253e-09 deg/d
Q 2.678579935837067 1.0319e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1169  
   data-arc span      11717 days (32.08 yr)  
   first obs. used      1984-03-07  
   last obs. used      2016-04-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52413  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:46:30  

Additional Information
 Earth MOID = .739708 au 
 Jupiter MOID = 2.53783 au 
 T_jup = 3.615 
[ 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 14.1 mag n/a MPO365560  
rotation period rot_per 9.179 h n/a LCDB (Rev. 2016-February); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2016) Astron. J. 150, A75.]

26110 (1991 NK4)          Discovered 1991-Jul-08 by Debehogne, H. at La Silla
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 NK4 = 2000 AL162 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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