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 ]  
49437 (1998 YY3)
Classification: Main-belt Asteroid          SPK-ID: 2049437
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2105871787574072 5.8373e-08  
a 2.542796656132166 1.02e-08 au
q 2.007316282163524 1.5253e-07 au
i 8.065909044983016 4.9537e-06 deg
node 70.3439407069518 4.3463e-05 deg
peri 359.1577667217875 4.9875e-05 deg
M 105.4152907575607 2.3725e-05 deg
tp 2458566.822406313259
(2019-Mar-24.32240631)
9.5881e-05 TDB
period 1481.03688378841
4.05
8.9111e-06
2.44e-08
d
yr
n .2430729470282604 1.4625e-09 deg/d
Q 3.078277030100808 1.2348e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1852  
   data-arc span      8821 days (24.15 yr)  
   first obs. used      1996-03-27  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41997  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:32:38  

Additional Information
 Earth MOID = 1.02165 au 
 Jupiter MOID = 2.22879 au 
 T_jup = 3.400 
[ 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 15.0   n/a MPO468364  
diameter diameter 2.527 km 0.303 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.332   0.065 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49437 (1998 YY3)          Discovered 1998-Dec-17 by Kagawa, T. at Gekko
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ 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 2020-Nov-26 13:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin