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 ]  
91901 (1999 VB15)
Classification: Main-belt Asteroid          SPK-ID: 2091901
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1538126089350101 3.0623e-08  
a 3.022199392208739 1.8358e-08 au
q 2.557347018971311 9.1076e-08 au
i 3.086845309382609 4.995e-06 deg
node 336.4947518754221 7.0796e-05 deg
peri 300.6177768557938 7.2991e-05 deg
M 114.8677658798111 1.6973e-05 deg
tp 2458784.179539782472
(2019-Oct-27.67953978)
9.0345e-05 TDB
period 1919.035893054251
5.25
1.7486e-05
4.787e-08
d
yr
n .1875941983695991 1.7093e-09 deg/d
Q 3.487051765446167 2.1182e-08 au
  Orbit Determination Parameters
   # obs. used (total)      460  
   data-arc span      9546 days (26.14 yr)  
   first obs. used      1994-10-27  
   last obs. used      2020-12-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5822  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:48:22  

Additional Information
 Earth MOID = 1.54253 au 
 Jupiter MOID = 1.65603 au 
 T_jup = 3.226 
[ 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 15.68   n/a E2021B10  
diameter diameter 3.629 km 0.484 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.064   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

91901 (1999 VB15)          Discovered 1999-Nov-02 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ 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 2021-Sep-25 17:03 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin