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 ]  
85802 (1998 VK55)
Classification: Main-belt Asteroid          SPK-ID: 2085802
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07904242214985617 4.3599e-08  
a 2.590853980014993 1.4866e-08 au
q 2.386066605998013 1.1453e-07 au
i 2.00996942943746 4.7039e-06 deg
node 237.0926992325076 0.00013649 deg
peri 1.528362967330271 0.00013996 deg
M 232.7243494494484 3.2197e-05 deg
tp 2459539.024736681205
(2021-Nov-20.52473668)
0.00013705 TDB
period 1523.220697491015
4.17
1.311e-05
3.589e-08
d
yr
n .2363413263704838 2.0341e-09 deg/d
Q 2.795641354031973 1.6041e-08 au
  Orbit Determination Parameters
   # obs. used (total)      541  
   data-arc span      21668 days (59.32 yr)  
   first obs. used      1960-09-25  
   last obs. used      2020-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52912  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:38:56  

Additional Information
 Earth MOID = 1.37379 au 
 Jupiter MOID = 2.19883 au 
 T_jup = 3.414 
[ 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 15.8   n/a MPO502667  

85802 (1998 VK55)          Discovered 1998-Nov-10 by ODAS at Caussols
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 VK55 = 2000 DW30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-21 07:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin