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 ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1837113858200566 5.8555e-08  
a 2.92163127173037 1.5257e-08 au
q 2.384894341945569 1.6936e-07 au
i 27.05516772795166 7.4854e-06 deg
node 326.3383491936291 7.934e-06 deg
peri 30.84333230292356 1.6174e-05 deg
M 171.9769620461628 1.4534e-05 deg
tp 2458129.126585444719
(2018-Jan-10.62658544)
7.1416e-05 TDB
period 1824.049137207679
4.99
1.4288e-05
3.912e-08
d
yr
n .1973631042369292 1.546e-09 deg/d
Q 3.45836820151517 1.806e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2433  
   data-arc span      23856 days (65.31 yr)  
   first obs. used      1955-03-24  
   last obs. used      2020-07-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39703  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:51:26  

Additional Information
 Earth MOID = 1.40267 au 
 Jupiter MOID = 2.02105 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 10.9   n/a MPO389627  
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 2020-Nov-24 07:49 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin