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 ]  
26317 (1998 UB17)
Classification: Main-belt Asteroid          SPK-ID: 2026317
[ 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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2635656018003226 3.1138e-08  
a 2.274917289657322 8.9515e-09 au
q 1.675327345162831 7.1448e-08 au
i 24.37114805334643 5.0291e-06 deg
node 97.1997618848734 9.1316e-06 deg
peri 241.9951978932379 1.2751e-05 deg
M 149.6985797072849 1.023e-05 deg
tp 2458479.350862756039
(2018-Dec-26.85086276)		 3.4537e-05 TDB
period 1253.276348878384
3.43		 7.3972e-06
2.025e-08		 d
yr
n .2872471026220041 1.6954e-09 deg/d
Q 2.874507234151813 1.1311e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1213  
   data-arc span      15678 days (42.92 yr)  
   first obs. used      1977-07-12  
   last obs. used      2020-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52154  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:29:40  

Additional Information
 Earth MOID = .766018 au 
 Jupiter MOID = 2.66171 au 
 T_jup = 3.449 
[ 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 14.6   n/a MPO400266  
diameter diameter 2.908 km 0.419 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.325   0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

26317 (1998 UB17)          Discovered 1998-Oct-27 by CSS at Catalina
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 UB17 = 1994 LD3 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-28 13:01 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin