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 ]  
4460 Bihoro (1990 DS)
Classification: Main-belt Asteroid          SPK-ID: 2004460
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1839578950444065 1.7107e-08  
a 2.921011091800987 1.448e-08 au
q 2.383668039951913 5.3782e-08 au
i 27.05671158116496 1.2247e-06 deg
node 326.3407631116746 1.9075e-06 deg
peri 30.85605204744975 7.9594e-06 deg
M 211.4398381012751 1.1087e-05 deg
tp 2459952.985436848892
(2023-Jan-08.48543685)
5.9717e-05 TDB
period 1823.468376739336
4.99
1.3559e-05
3.712e-08
d
yr
n .1974259628476473 1.468e-09 deg/d
Q 3.45835414365006 1.7144e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2531  
   data-arc span      24106 days (66.00 yr)  
   first obs. used      1955-03-24  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39202  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:38:50  

Additional Information
 Earth MOID = 1.39969 au 
 Jupiter MOID = 2.02174 au 
 T_jup = 3.093 
[ 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 10.99   n/a E2021B10  
diameter diameter 38.742 km 0.189 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.059   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

4460 Bihoro (1990 DS)          Discovered 1990-Feb-28 by Endate and Watanabe at Kitami
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1990 DS = 1937 PF = 1937 RV = 1942 PF = 1947 PB = 1970 ES2 = 1980 BF3 = 1980 FH9 = 1987 QG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-14 10:07 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin