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 ]  
101183 (1998 SR11)
Classification: Main-belt Asteroid          SPK-ID: 2101183
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1396140268070163 2.9428e-08  
a 2.369542198221977 1.0706e-08 au
q 2.038720870239058 6.8834e-08 au
i 4.782666941178712 3.4452e-06 deg
node 112.0437544720292 6.0133e-05 deg
peri 174.2355909287233 6.2831e-05 deg
M 41.99674152901267 1.859e-05 deg
tp 2458845.079539146059
(2019-Dec-27.57953915)
6.8643e-05 TDB
period 1332.278740453367
3.65
9.0293e-06
2.472e-08
d
yr
n .2702137241021304 1.8313e-09 deg/d
Q 2.700363526204896 1.2201e-08 au
  Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      8091 days (22.15 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60392  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:28:28  

Additional Information
 Earth MOID = 1.02238 au 
 Jupiter MOID = 2.44296 au 
 T_jup = 3.528 
[ 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 16.4   n/a MPO432539  

101183 (1998 SR11)          Discovered 1998-Sep-19 by ODAS at Caussols
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 SR11 = 2000 AL215 = 2001 KC34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-15 21:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin