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 ]  
120341 (2004 QX12)
Classification: Main-belt Asteroid          SPK-ID: 2120341
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0636213242707715 6.25e-08  
a 3.021519959703522 2.499e-08 au
q 2.829286858556615 1.8291e-07 au
i 10.84143335594897 6.1254e-06 deg
node 39.98028368110924 2.769e-05 deg
peri 175.7113418512903 4.8527e-05 deg
M 148.4276638407315 4.0898e-05 deg
tp 2458409.550093045585
(2018-Oct-18.05009305)
0.00021584 TDB
period 1918.388790442247
5.25
2.38e-05
6.516e-08
d
yr
n .1876574768334676 2.3281e-09 deg/d
Q 3.213753060850428 2.658e-08 au
  Orbit Determination Parameters
   # obs. used (total)      531  
   data-arc span      7290 days (19.96 yr)  
   first obs. used      2000-11-20  
   last obs. used      2020-11-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55423  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:06:00  

Additional Information
 Earth MOID = 1.82107 au 
 Jupiter MOID = 1.75125 au 
 T_jup = 3.216 
[ show covariance matrix ]

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 15.1   n/a MPO348203  
diameter diameter 4.211 km 0.878 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.120   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120341 (2004 QX12)          Discovered 2004-Aug-21 by Siding Spring Survey at Siding Spring
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2004 QX12 = 2000 WX109 = 2002 CV65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-19 17:17 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin