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 ]  
390245 (2012 XH80)
Classification: Main-belt Asteroid          SPK-ID: 2390245
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08052327758603592 8.9069e-08  
a 2.444822858605465 3.4285e-08 au
q 2.247957708913291 2.0844e-07 au
i 6.363203854704739 9.5449e-06 deg
node 172.5014675710142 5.5908e-05 deg
peri 31.34566873379591 6.9862e-05 deg
M 207.2621448092448 4.0378e-05 deg
tp 2459592.898172499697
(2022-Jan-13.39817250)
0.00015868 TDB
period 1396.270373402487
3.82
2.9371e-05
8.041e-08
d
yr
n .2578297204163529 5.4235e-09 deg/d
Q 2.641688008297638 3.7045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      3515 days (9.62 yr)  
   first obs. used      2010-02-17  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64086  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 12:57:48  

Additional Information
 Earth MOID = 1.24772 au 
 Jupiter MOID = 2.31677 au 
 T_jup = 3.486 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457049.5 (2015-Jan-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07995020724802095 8.9123e-08  
q 2.249638816154299 2.0841e-07 au
tp 2456801.492466305483
(2014-May-23.99246631)
0.00015939 TDB
node 172.5450959123078 5.5877e-05 deg
peri 31.69832629025824 7.0081e-05 deg
i 6.364326910274727 9.548e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      3515 days (9.62 yr)  
   first obs. used      2010-02-17  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64086  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 12:57:48  

Additional Information
 Jupiter MOID = 2.31677 au 
 T_jup = 3.486 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.942985650958995E-15 -1.838593470431245E-14 -4.595037155678992E-12 3.327278293064887E-14 -1.258564426846628E-12 1.495152465179545E-14
q -1.838593470431245E-14 4.343309418049952E-14 1.033138060870267E-11 -7.169929831464987E-14 2.86590653716919E-12 -3.279456585628575E-14
tp -4.595037155678992E-12 1.033138060870267E-11 2.540362118951464E-8 -6.638282458161717E-11 6.763318381468919E-9 -9.922907241323923E-12
node 3.327278293064887E-14 -7.169929831464987E-14 -6.638282458161717E-11 3.122268566470792E-9 -3.119729019338629E-9 9.696296791768547E-11
peri -1.258564426846628E-12 2.86590653716919E-12 6.763318381468919E-9 -3.119729019338629E-9 4.911315762731247E-9 -9.891703674593492E-11
i 1.495152465179545E-14 -3.279456585628575E-14 -9.922907241323923E-12 9.696296791768547E-11 -9.891703674593492E-11 9.116462146477981E-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 17.4   n/a MPO440684  

390245 (2012 XH80)          Discovered 2010-Feb-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

[ 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-Feb-19 23:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin