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
JPL Small-Body Database Browser
Search: [ help ]  
100693 (1997 YP9)
Classification: Main-belt Asteroid          SPK-ID: 2100693
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1765554236189927 5.7965e-08  
a 2.633161284575169 1.2652e-08 au
q 2.168262378519869 1.5126e-07 au
i 11.77490312982001 5.0888e-06 deg
node 277.1074335780961 2.7413e-05 deg
peri 132.0787136114098 3.1276e-05 deg
M 224.4331205172678 1.3989e-05 deg
tp 2459984.213568145619
(2023-Feb-08.71356815)
6.2117e-05 TDB
period 1560.682707603168
4.27
1.1248e-05
3.08e-08
d
yr
n .2306682826984565 1.6625e-09 deg/d
Q 3.098060190630468 1.4886e-08 au
  Orbit Determination Parameters
   # obs. used (total)      861  
   data-arc span      8189 days (22.42 yr)  
   first obs. used      1997-12-23  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49931  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:57:21  

Additional Information
 Earth MOID = 1.19835 au 
 Jupiter MOID = 2.30047 au 
 T_jup = 3.347 
[ 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 14.88   n/a MPCxxxxx  

100693 (1997 YP9)          Discovered 1997-Dec-26 by NEAT at Haleakala
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1997 YP9 = 2001 QR149 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-27 16:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin