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 ]  
201611 (2003 SP203)
Classification: Main-belt Asteroid          SPK-ID: 2201611
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1238381464478159 9.521e-08  
a 2.767285325355858 2.9408e-08 au
q 2.424589839971548 2.6035e-07 au
i 4.068924840706223 9.5966e-06 deg
node 17.91066546840535 8.2991e-05 deg
peri 2.576869082205272 8.8893e-05 deg
M 206.6232160987596 2.6903e-05 deg
tp 2459716.868470792577
(2022-May-17.36847079)
0.00012595 TDB
period 1681.432110686225
4.60
2.6803e-05
7.338e-08
d
yr
n .2141032026877832 3.4129e-09 deg/d
Q 3.109980810740169 3.305e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      5618 days (15.38 yr)  
   first obs. used      2003-09-22  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54181  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 00:07:23  

Additional Information
 Earth MOID = 1.4271 au 
 Jupiter MOID = 2.35085 au 
 T_jup = 3.324 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457040.5 (2015-Jan-18.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1230228238046215 9.458e-08  
q 2.428056171393056 2.5817e-07 au
tp 2456355.746291665212
(2013-Mar-04.24629167)
0.0001363 TDB
node 17.92943953035364 8.3e-05 deg
peri 3.162149954531041 8.9066e-05 deg
i 4.068301850452338 9.5938e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      5618 days (15.38 yr)  
   first obs. used      2003-09-22  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54181  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 00:07:23  

Additional Information
 Jupiter MOID = 2.35085 au 
 T_jup = 3.324 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.945330848939685E-15 -2.429588660255333E-14 -5.469878813215302E-12 4.590314220315935E-14 -1.482737310649538E-12 -1.505776148571802E-15
q -2.429588660255333E-14 6.665145480231064E-14 1.381955558666816E-11 -1.300480539881516E-13 3.859483910651525E-12 5.714039138408951E-15
tp -5.469878813215302E-12 1.381955558666816E-11 1.85788464555355E-8 -1.446835632014656E-11 4.400180300557324E-9 -6.63117840438428E-12
node 4.590314220315935E-14 -1.300480539881516E-13 -1.446835632014656E-11 6.88895532233571E-9 -6.875260088180836E-9 -9.717547741689038E-11
peri -1.482737310649538E-12 3.859483910651525E-12 4.400180300557324E-9 -6.875260088180836E-9 7.932735658602347E-9 9.568039493342913E-11
i -1.505776148571802E-15 5.714039138408951E-15 -6.63117840438428E-12 -9.717547741689038E-11 9.568039493342913E-11 9.204091357396047E-11

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 16.5   n/a MPO433321  

201611 (2003 SP203)          Discovered 2003-Sep-22 by LONEOS at Anderson Mesa
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ 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 2020-Apr-05 23:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin