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 ]  
19499 Eugenybiryukov (1998 KR42)
Classification: Main-belt Asteroid          SPK-ID: 2019499
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09776974096399441 3.6787e-08  
a 2.72526295493877 1.1822e-08 au
q 2.458814701775636 1.0064e-07 au
i 12.94449800651248 4.2251e-06 deg
node 189.8325775392112 1.5168e-05 deg
peri 350.0340350368357 2.4122e-05 deg
M 60.23012895507527 1.7956e-05 deg
tp 2458925.569869434276
(2020-Mar-17.06986943)
8.1924e-05 TDB
period 1643.278019170184
4.50
1.0693e-05
2.928e-08
d
yr
n .2190743111027502 1.4255e-09 deg/d
Q 2.991711208101903 1.2978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1610  
   data-arc span      15621 days (42.77 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50289  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:55:56  

Additional Information
 Earth MOID = 1.46169 au 
 Jupiter MOID = 1.96905 au 
 T_jup = 3.313 
[ 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 14.22   n/a E2021B10  
diameter diameter 4.519 km 0.351 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.238   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19499 Eugenybiryukov           Discovered 1998 May 27 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Eugeny Biryukov (b. 1979) is a lecturer at South Ural State University in Chelyabinsk, Russia. As a scientist, he studies the origin of Halley-type comets. He supported a field study of the Chelyabinsk air-burst, which shattered his office windows.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-07-12Last Updated: 2014-08-13

[ show close-approach data ]
Alternate Designations
 1998 KR42 = 3103 T-3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-18 00:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin