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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
17739 (1998 BY15)
Classification: Main-belt Asteroid          SPK-ID: 2017739
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1607544999864692 4.2623e-08  
a 2.445609432911976 9.0774e-09 au
q 2.052466711362019 1.0542e-07 au
i 6.717546439506465 3.4701e-06 deg
node 275.996748584362 3.7397e-05 deg
peri 81.71808548862045 3.966e-05 deg
M 61.80273841707608 1.103e-05 deg
tp 2458760.680608878130
(2019-Oct-04.18060888)
4.3017e-05 TDB
period 1396.944261939354
3.82
7.7776e-06
2.129e-08
d
yr
n .2577053428747531 1.4348e-09 deg/d
Q 2.838752154461933 1.0537e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1706  
   data-arc span      14005 days (38.34 yr)  
   first obs. used      1981-10-02  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44152  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:10:57  

Additional Information
 Earth MOID = 1.06126 au 
 Jupiter MOID = 2.64316 au 
 T_jup = 3.472 
[ 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 13.9   n/a MPO435864  
diameter diameter 4.939 km 0.200 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.263   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17739 (1998 BY15)          Discovered 1998-Jan-25 by JPL/GEODSS NEAT at Haleakala
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 BY15 = 1981 TG1 = 1981 WF5 = 2000 PD13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-02 22:01 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin