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 ]  
390230 (2012 XM45)
Classification: Main-belt Asteroid          SPK-ID: 2390230
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06898679732579231 6.5791e-08  
a 2.632815631951018 2.8689e-08 au
q 2.451186113553435 1.6942e-07 au
i 10.6797795084824 6.7218e-06 deg
node 231.324701020899 3.6316e-05 deg
peri 311.6466323942172 6.122e-05 deg
M 150.5570374474335 5.339e-05 deg
tp 2458347.929167821764
(2018-Aug-17.42916782)
0.00022796 TDB
period 1560.375413644734
4.27
2.5504e-05
6.983e-08
d
yr
n .2307137095675648 3.771e-09 deg/d
Q 2.8144451503486 3.0668e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      6209 days (17.00 yr)  
   first obs. used      2003-10-18  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5234  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:42:43  

Additional Information
 Earth MOID = 1.46373 au 
 Jupiter MOID = 2.19533 au 
 T_jup = 3.371 
[ 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 16.7   n/a MPO476836  
diameter diameter 2.825 km 0.767 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.022   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

390230 (2012 XM45)          Discovered 2006-May-19 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-03-21

Alternate Designations
 2012 XM45 = 2010 BZ11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-03 07:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin