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 ]  
437148 (2012 VN21)
Classification: Main-belt Asteroid          SPK-ID: 2437148
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06439053932221431 8.8567e-08  
a 3.102176145428213 6.4687e-08 au
q 2.902425350351582 2.3954e-07 au
i 9.999458240807234 1.075e-05 deg
node 218.7513483087442 4.7963e-05 deg
peri 246.8356209559626 0.00011004 deg
M 82.89757291713818 9.615e-05 deg
tp 2458540.945077419988
(2019-Feb-26.44507742)
0.00053312 TDB
period 1995.71309879208
5.46
6.2422e-05
1.709e-07
d
yr
n .180386649873618 5.6421e-09 deg/d
Q 3.301926940504843 6.8852e-08 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      6771 days (18.54 yr)  
   first obs. used      2001-10-13  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62115  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 03:39:48  

Additional Information
 Earth MOID = 1.93736 au 
 Jupiter MOID = 1.88868 au 
 T_jup = 3.195 
[ 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 16.4   n/a MPO336228  

437148 (2012 VN21)          Discovered 2004-Apr-23 by Yeung, W. K. Y. at Desert Eagle
Reference: Last Updated: 2015-06-04

[ 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-Jul-14 16:22 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin