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 ]  
135271 (2001 SY120)
Classification: Main-belt Asteroid          SPK-ID: 2135271
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .131303515984459 3.5115e-08  
a 2.317971101741085 8.6445e-09 au
q 2.013613346132111 8.1662e-08 au
i 3.366044485819233 3.5904e-06 deg
node 289.2383214516034 8.1733e-05 deg
peri 157.818167007395 8.3552e-05 deg
M 87.64568911760632 1.7276e-05 deg
tp 2458886.674295760282
(2020-Feb-07.17429576)
6.1573e-05 TDB
period 1289.022365660234
3.53
7.2108e-06
1.974e-08
d
yr
n .2792814225652391 1.5623e-09 deg/d
Q 2.62232885735006 9.7796e-09 au
  Orbit Determination Parameters
   # obs. used (total)      599  
   data-arc span      10703 days (29.30 yr)  
   first obs. used      1991-12-31  
   last obs. used      2021-04-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52419  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:21:02  

Additional Information
 Earth MOID = 1.03015 au 
 Jupiter MOID = 2.5576 au 
 T_jup = 3.566 
[ 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 16.67   n/a E2021B55  

135271 (2001 SY120)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-14 21:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin