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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
85801 (1998 VL54)
Classification: Main-belt Asteroid          SPK-ID: 2085801
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1791120093340427 3.834e-08  
a 2.592799890176725 1.4546e-08 au
q 2.128398292046086 9.9268e-08 au
i 10.61039895396071 5.3662e-06 deg
node 294.0043647457538 2.3879e-05 deg
peri 85.06362878671885 2.9629e-05 deg
M 174.1692090532076 2.0162e-05 deg
tp 2458658.730316568387
(2019-Jun-24.23031657)
8.1638e-05 TDB
period 1524.937085488185
4.18
1.2833e-05
3.513e-08
d
yr
n .2360753131561173 1.9866e-09 deg/d
Q 3.057201488307363 1.7151e-08 au
  Orbit Determination Parameters
   # obs. used (total)      715  
   data-arc span      8245 days (22.57 yr)  
   first obs. used      1998-11-14  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49833  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:27:03  

Additional Information
 Earth MOID = 1.16081 au 
 Jupiter MOID = 2.54685 au 
 T_jup = 3.372 
[ 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 15.30   n/a MPO637176  
diameter diameter 2.388 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.235   0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85801 (1998 VL54)          Discovered 1998-Nov-14 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 VL54 = 2002 SM53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-23 16:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin