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 ]  
19493 (1998 JY1)
Classification: Main-belt Asteroid          SPK-ID: 2019493
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1235242320730635 2.5219e-08  
a 2.639557573090362 1.105e-08 au
q 2.313508250861736 7.06e-08 au
i 6.102598732502693 9.6281e-07 deg
node 302.9582466162543 9.082e-06 deg
peri 74.37513814672636 1.1603e-05 deg
M 322.9230098185181 9.1938e-06 deg
tp 2459361.823303511228
(2021-May-27.32330351)
4.0467e-05 TDB
period 1566.372809113513
4.29
9.8362e-06
2.693e-08
d
yr
n .2298303430099387 1.4432e-09 deg/d
Q 2.965606895318988 1.2415e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1940  
   data-arc span      13473 days (36.89 yr)  
   first obs. used      1984-02-02  
   last obs. used      2020-12-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4698  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:55:19  

Additional Information
 Earth MOID = 1.32241 au 
 Jupiter MOID = 2.54773 au 
 T_jup = 3.377 
[ 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 13.52   n/a E2021B10  
diameter diameter 4.455 km 1.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.426   0.175 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19493 (1998 JY1)          Discovered 1998-May-01 by JPL/GEODSS NEAT at Haleakala
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2073-Mar-28 04:59 00:02 Amphi 0.0104294745246591 0.0104233108634082 0.0104356451165218 2.41488419137265 2.41488396312079 2478294.707469979 1.73083118366324 525.430423103473 36.4595077041264 54.4304979901534 34800.2071897254 T 37 CATAB v2.0f-lin.ifort 2021-Apr-13 02:56:00 2021-Apr-13 02:56

Alternate Designations
 1998 JY1 = 1984 CQ1 = 1999 RP70 
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-18 13:03 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin