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 ]  
20151 Utsunomiya (1996 TO6)
Classification: Main-belt Asteroid          SPK-ID: 2020151
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2277817388231869 4.7295e-08  
a 2.327507256761038 1.0855e-08 au
q 1.797343606692423 1.0758e-07 au
i 11.63967446631203 4.5431e-06 deg
node 273.7270211259789 2.1539e-05 deg
peri 98.06419680314971 2.4259e-05 deg
M 289.6971650874031 1.5596e-05 deg
tp 2459453.782584833405
(2021-Aug-27.28258483)
5.7532e-05 TDB
period 1296.985116651215
3.55
9.073e-06
2.484e-08
d
yr
n .2775667934644551 1.9417e-09 deg/d
Q 2.857670906829653 1.3327e-08 au
  Orbit Determination Parameters
   # obs. used (total)      678  
   data-arc span      8647 days (23.67 yr)  
   first obs. used      1996-10-05  
   last obs. used      2020-06-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46214  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:14:17  

Additional Information
 Earth MOID = .840768 au 
 Jupiter MOID = 2.74902 au 
 T_jup = 3.511 
[ 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 15.79   n/a E2021B10  
diameter diameter 2.837 km 0.256 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.105   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20151 Utsunomiya           Discovered 1996 Oct. 5 by A. Nakamura at Kuma Kogen.
Syogo Utsunomiya (b. 1956) is a farmer and renowned amateur astronomer in Japan. During his 27-year visual search for comets, Utsunomiya discovered C/1997 T1 and C/2000 W1, and in 1995 he rediscovered 122P/de Vico. He is the first Japanese person to receive the Edgar Wilson Award.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010804/MPCPages.arcLast Updated: 2009-05-11

[ 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-Jun-22 18:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin