Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2083459905069555 5.4276e-08  
a 2.216739316731445 8.9419e-09 au
q 1.75489056809132 1.224e-07 au
i 6.787230002626031 5.9183e-06 deg
node 123.0743889470941 3.9676e-05 deg
peri 176.7816991271115 4.1503e-05 deg
M 146.2448299603704 1.2016e-05 deg
tp 2456910.779387327872
(2014-Sep-10.27938733)
3.937e-05 JED
period 1205.508739076382
3.30
7.2942e-06
1.997e-08
d
yr
n .2986291084673674 1.8069e-09 deg/d
Q 2.67858806537157 1.0805e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1118  
   data-arc span      11596 days (31.75 yr)  
   first obs. used      1984-03-07  
   last obs. used      2015-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53056  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:59:58  

Additional Information
 Earth MOID = .737485 au 
 Jupiter MOID = 2.53669 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 14.0 mag n/a MPO263573  
rotation period rot_per 9.179 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) 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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-06 23:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin