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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
15450 (1998 XV40)
Classification: Main-belt Asteroid          SPK-ID: 2015450
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2049005248883131 3.3232e-08  
a 2.675676528984792 1.0448e-08 au
q 2.127429003764468 8.9447e-08 au
i 8.051123007281413 3.7435e-06 deg
node 51.37423160854045 2.587e-05 deg
peri 268.9700457877022 2.756e-05 deg
M 72.80356764482337 8.7198e-06 deg
tp 2458677.204989910477
(2019-Jul-12.70498991)
3.898e-05 TDB
period 1598.633245557765
4.38
9.3632e-06
2.564e-08
d
yr
n .22519236416505 1.319e-09 deg/d
Q 3.223924054205115 1.2588e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2016  
   data-arc span      13886 days (38.02 yr)  
   first obs. used      1982-01-26  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47524  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:18:39  

Additional Information
 Earth MOID = 1.13344 au 
 Jupiter MOID = 2.15503 au 
 T_jup = 3.335 
[ 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 13.5   n/a MPO347647  
diameter diameter 12.072 km 0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15450 (1998 XV40)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 XV40 = 1982 BR4 = 1992 JJ2 = 1993 TK35 = 2000 EO76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-02 16:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin