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 ]  
17708 (1997 WB)
Classification: Main-belt Asteroid          SPK-ID: 2017708
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1295308714896601 3.4857e-08  
a 2.285353844549669 8.9618e-09 au
q 1.989329969402905 8.0878e-08 au
i 6.612896329001364 4.2278e-06 deg
node 166.6648918310224 3.3003e-05 deg
peri 133.7522823954448 3.6978e-05 deg
M 267.8179814553565 1.7826e-05 deg
tp 2459323.626307640904
(2021-Apr-19.12630764)
6.3203e-05 TDB
period 1261.910647946914
3.45
7.4227e-06
2.032e-08
d
yr
n .2852816881969479 1.6781e-09 deg/d
Q 2.581377719696433 1.0123e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1211  
   data-arc span      10804 days (29.58 yr)  
   first obs. used      1990-09-28  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51346  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:39:47  

Additional Information
 Earth MOID = .980827 au 
 Jupiter MOID = 2.62952 au 
 T_jup = 3.582 
[ 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 15.4   n/a MPO502304  
diameter diameter 1.675 km 0.350 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.330   0.180 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17708 (1997 WB)          Discovered 1997-Nov-18 by Zoltowski, F. B. at Woomera
Reference: 20001013/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
2072-Jul-26 00:26 < 00:01 Vesta 0.0409931374639027 0.0409800127366233 0.0410062622953014 2.92632922770956 2.92632823582685 2478049.518217897 0.769261616531492 656.271070511245 28.9982948661702 -8.62961805733891 32784.0273866177 T 27 CATAB v2.0f-lin.ifort 2020-May-20 04:40:02 2020-May-20 04:40
2145-Feb-24 23:53 < 00:01 Vesta 0.0201392453820462 0.0201118524009909 0.0201666397277739 3.00734293800598 3.00734097343111 2504560.494957074 0.834872001766277 1379.40341530954 30.2717728680463 -10.7097533193241 18473.7050523463 T 27 CATAB v2.0f-lin.ifort 2020-May-20 04:40:02 2020-May-20 04:40

Alternate Designations
 1997 WB = 1996 HF4 = 1999 CR68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-22 03:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin