Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
277199 (2005 QN56)
Classification: Main-belt Asteroid          SPK-ID: 2277199
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2056661115363756 6.0891e-08  
a 2.191607970167596 9.6845e-09 au
q 1.740868480931097 1.3196e-07 au
i 4.564712769316578 7.9298e-06 deg
node 2.230824342236851 6.1174e-05 deg
peri 293.9390625374506 6.3897e-05 deg
M 98.18931926518275 1.6409e-05 deg
tp 2458277.275343968966
(2018-Jun-07.77534397)
5.3725e-05 TDB
period 1185.066533121726
3.24
7.8551e-06
2.151e-08
d
yr
n .3037804122707616 2.0136e-09 deg/d
Q 2.642347459404094 1.1676e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      6454 days (17.67 yr)  
   first obs. used      2001-03-04  
   last obs. used      2018-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62368  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:28:12  

Additional Information
 Earth MOID = .730694 au 
 Jupiter MOID = 2.57572 au 
 T_jup = 3.640 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO455057  

277199 (2005 QN56)          Discovered 2005-Aug-28 by Siding Spring Survey at Siding Spring
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-11 14:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin