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 ]  
86297 (1999 VP21)
Classification: Main-belt Asteroid          SPK-ID: 2086297
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1202587099161038 5.196e-08  
a 3.196864642669292 2.1984e-08 au
q 2.812413824965477 1.6224e-07 au
i 18.67252385430767 5.0566e-06 deg
node 47.79272198334465 1.3266e-05 deg
peri 356.2517738319842 2.212e-05 deg
M 218.1150193393017 1.8476e-05 deg
tp 2459823.346306287268
(2022-Aug-31.84630629)
0.00011028 TDB
period 2087.78031955196
5.72
2.1535e-05
5.896e-08
d
yr
n .1724319348298371 1.7786e-09 deg/d
Q 3.581315460373107 2.4628e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1261  
   data-arc span      7562 days (20.70 yr)  
   first obs. used      1999-10-02  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48309  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:21:36  

Additional Information
 Earth MOID = 1.82211 au 
 Jupiter MOID = 1.83156 au 
 T_jup = 3.102 
[ 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 13.2   n/a MPO385354  
diameter diameter 12.031 km 0.163 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

86297 (1999 VP21)          Discovered 1999-Nov-12 by Korlevic, K. at Visnjan
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ 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-Sep-24 15:57 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin