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 ]  
523007 (2016 PX121)
Classification: Main-belt Asteroid          SPK-ID: 2523007
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .140951604604536 2.03e-07  
a 2.701016675218647 1.2805e-07 au
q 2.32030404078297 6.3518e-07 au
i 15.29238048069417 1.1736e-05 deg
node 56.81148647344834 4.7423e-05 deg
peri 286.3290442928128 7.0739e-05 deg
M 298.8595881377671 3.7389e-05 deg
tp 2459275.869086675873
(2021-Mar-02.36908668)
0.00016943 TDB
period 1621.396850035776
4.44
0.0001153
3.157e-07
d
yr
n .2220307754958674 1.5789e-08 deg/d
Q 3.081729309654324 1.461e-07 au
  Orbit Determination Parameters
   # obs. used (total)      37  
   data-arc span      6259 days (17.14 yr)  
   first obs. used      2002-04-07  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55008  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:40:18  

Additional Information
 Earth MOID = 1.36869 au 
 Jupiter MOID = 2.43586 au 
 T_jup = 3.303 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457388.5 (2016-Jan-01.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1406420276190255 2.0443e-07  
q 2.319907393903977 6.3949e-07 au
tp 2457658.216968722102
(2016-Sep-26.71696872)
0.00019319 TDB
node 56.82196227066919 4.7402e-05 deg
peri 286.9294991427402 7.0428e-05 deg
i 15.29776612954426 1.1741e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      37  
   data-arc span      6259 days (17.14 yr)  
   first obs. used      2002-04-07  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55008  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:40:18  

Additional Information
 Jupiter MOID = 2.43586 au 
 T_jup = 3.303 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.178974591360604E-14 -1.298706245575944E-13 2.632948295032774E-11 6.579305709900426E-13 7.768702921665016E-12 -5.267994077686934E-13
q -1.298706245575944E-13 4.08949753747289E-13 -8.171351167848696E-11 -2.031680727424006E-12 -2.444049961019224E-11 1.659563731880237E-12
tp 2.632948295032774E-11 -8.171351167848696E-11 3.732209695611925E-8 3.699238909254067E-10 1.021273894241655E-8 -3.09371784226903E-10
node 6.579305709900426E-13 -2.031680727424006E-12 3.699238909254067E-10 2.246958775665273E-9 -2.046674224803536E-9 -2.985331472833891E-10
peri 7.768702921665016E-12 -2.444049961019224E-11 1.021273894241655E-8 -2.046674224803536E-9 4.960077157402392E-9 1.864422172507812E-10
i -5.267994077686934E-13 1.659563731880237E-12 -3.09371784226903E-10 -2.985331472833891E-10 1.864422172507812E-10 1.378606089122001E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO448125  

523007 (2016 PX121)          Discovered 2012-Oct-18 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2018-05-31
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Mar-28 19:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin