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 ]  
79818 (1998 VR45)
Classification: Main-belt Asteroid          SPK-ID: 2079818
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2448093833160715 4.6151e-08  
a 2.581840251780862 1.0775e-08 au
q 1.949781531921778 1.2153e-07 au
i 3.245416804273066 3.5291e-06 deg
node 217.161487544416 9.0738e-05 deg
peri 262.8296592027801 9.1428e-05 deg
M 25.69960731150449 8.426e-06 deg
tp 2458892.327600237013
(2020-Feb-12.82760024)
3.5591e-05 TDB
period 1515.278558254185
4.15
9.4858e-06
2.597e-08
d
yr
n .2375800792791333 1.4873e-09 deg/d
Q 3.213898971639945 1.3413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      801  
   data-arc span      10692 days (29.27 yr)  
   first obs. used      1991-01-16  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55614  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:43:34  

Additional Information
 Earth MOID = .968925 au 
 Jupiter MOID = 1.90195 au 
 T_jup = 3.379 
[ 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 15.9   n/a MPO453220  

79818 (1998 VR45)          Discovered 1998-Nov-11 by LONEOS at Anderson Mesa
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1998 VR45 = 1998 VG56 = 1998 WA46 = 2002 TF223 
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-03 14:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin