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 ]  
103153 (1999 XT220)
Classification: Main-belt Asteroid          SPK-ID: 2103153
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1485791138562239 5.7321e-08  
a 2.275504923351209 1.038e-08 au
q 1.937412418264211 1.2915e-07 au
i 6.998145898922421 5.0893e-06 deg
node 102.7413961066183 4.8923e-05 deg
peri 259.7958794360641 5.1763e-05 deg
M 88.27042377969873 1.9106e-05 deg
tp 2458893.083051766806
(2020-Feb-13.58305177)
6.5749e-05 TDB
period 1253.761980798408
3.43
8.5789e-06
2.349e-08
d
yr
n .2871358403855479 1.9647e-09 deg/d
Q 2.613597428438206 1.1922e-08 au
  Orbit Determination Parameters
   # obs. used (total)      504  
   data-arc span      7773 days (21.28 yr)  
   first obs. used      1999-10-09  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62231  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:45:22  

Additional Information
 Earth MOID = .947448 au 
 Jupiter MOID = 2.85381 au 
 T_jup = 3.585 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456874.5 (2014-Aug-05.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1491916889409431 5.7413e-08  
q 1.935986554213427 1.2946e-07 au
tp 2456386.403269679816
(2013-Apr-03.90326968)
6.1341e-05 TDB
node 102.7835573684353 4.8958e-05 deg
peri 259.8405810077537 5.1761e-05 deg
i 6.996153735395148 5.0877e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      504  
   data-arc span      7773 days (21.28 yr)  
   first obs. used      1999-10-09  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62231  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:45:22  

Additional Information
 Jupiter MOID = 2.85381 au 
 T_jup = 3.585 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.296196870336921E-15 -7.41588223998188E-15 6.681302140501774E-13 1.224413637956509E-14 1.005608186975916E-13 -1.074449894243244E-16
q -7.41588223998188E-15 1.676021024760273E-14 -1.470706470482527E-12 -2.679075058756461E-14 -2.131478002900867E-13 4.46288868702984E-16
tp 6.681302140501774E-13 -1.470706470482527E-12 3.762774426310926E-9 -5.147554958887669E-12 1.062233957760977E-9 -5.21907752277413E-13
node 1.224413637956509E-14 -2.679075058756461E-14 -5.147554958887669E-12 2.396897663791574E-9 -2.380654369951464E-9 -1.198692084249839E-11
peri 1.005608186975916E-13 -2.131478002900867E-13 1.062233957760977E-9 -2.380654369951464E-9 2.679240921312705E-9 1.181128806173885E-11
i -1.074449894243244E-16 4.46288868702984E-16 -5.21907752277413E-13 -1.198692084249839E-11 1.181128806173885E-11 2.588421839559755E-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 16.4   n/a MPO436485  

103153 (1999 XT220)          Discovered 1999-Dec-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 XT220 = 2002 NX41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-15 09:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin