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 ]  
181772 (1997 LS2)
Classification: Main-belt Asteroid          SPK-ID: 2181772
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .185478475093266 4.0258e-08  
a 2.573398953479659 1.419e-08 au
q 2.096088839781646 1.0165e-07 au
i 13.81193215367672 4.6129e-06 deg
node 163.2628359438234 1.9639e-05 deg
peri 172.3081844235811 2.4805e-05 deg
M 231.9002364742936 1.8845e-05 deg
tp 2459737.043495312632
(2022-Jun-06.54349531)
8.15e-05 TDB
period 1507.853355824392
4.13
1.2472e-05
3.415e-08
d
yr
n .238750007492059 1.9747e-09 deg/d
Q 3.050709067177673 1.6822e-08 au
  Orbit Determination Parameters
   # obs. used (total)      299  
   data-arc span      8730 days (23.90 yr)  
   first obs. used      1997-06-06  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59827  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:09:49  

Additional Information
 Earth MOID = 1.08584 au 
 Jupiter MOID = 2.35914 au 
 T_jup = 3.364 
[ 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 16.35   n/a E2021B55  

181772 (1997 LS2)          Discovered 1997-Jun-06 by Veillet, C. at Mauna Kea
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

Alternate Designations
 1997 LS2 = 2001 OC49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-13 20:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin