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 ]  
217650 (1998 QN29)
Classification: Main-belt Asteroid          SPK-ID: 2217650
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2291551648706281 1.3301e-07  
a 3.145191555492509 5.3498e-08 au
q 2.424454666043916 4.3137e-07 au
i 14.88195987603128 1.4824e-05 deg
node 313.4308885702487 6.167e-05 deg
peri 99.8212688137375 8.6946e-05 deg
M 25.70063680120104 4.7901e-05 deg
tp 2457455.051093072015
(2016-Mar-07.55109307)
0.00027089 JED
period 2037.366112719337
5.58
5.1982e-05
1.423e-07
d
yr
n .1766987277114846 4.5083e-09 deg/d
Q 3.865928444941103 6.5758e-08 au
  Orbit Determination Parameters
   # obs. used (total)      245  
   data-arc span      6317 days (17.30 yr)  
   first obs. used      1998-08-23  
   last obs. used      2015-12-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .44513  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 20:57:09  

Additional Information
 Earth MOID = 1.48776 au 
 Jupiter MOID = 1.77761 au 
 T_jup = 3.117 
[ 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 15.4 mag n/a MPO214873  

217650 (1998 QN29)          Discovered 1998-Aug-23 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20090904/Numbers.arcLast Updated: 2009-09-08

[ show close-approach data ]
Alternate Designations
 1998 QN29 = 2004 RB220 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-May-01 09:53 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin