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 ]  
85830 (1998 XB59)
Classification: Main-belt Asteroid          SPK-ID: 2085830
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1978706930769578 3.7978e-08  
a 2.612286240198449 9.6374e-09 au
q 2.095391351334981 9.9148e-08 au
i 3.365666392661905 4.0305e-06 deg
node 140.4949671377854 7.3235e-05 deg
peri 277.7457764497237 7.4106e-05 deg
M 47.41503446462801 9.6344e-06 deg
tp 2458797.384465053406
(2019-Nov-09.88446505)
4.1296e-05 TDB
period 1542.160485727854
4.22
8.5341e-06
2.337e-08
d
yr
n .2334387395680746 1.2918e-09 deg/d
Q 3.129181129061916 1.1544e-08 au
  Orbit Determination Parameters
   # obs. used (total)      763  
   data-arc span      9138 days (25.02 yr)  
   first obs. used      1995-01-25  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:39:17  

Additional Information
 Earth MOID = 1.11085 au 
 Jupiter MOID = 2.22367 au 
 T_jup = 3.379 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456926.5 (2014-Sep-26.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1955432932207525 3.7712e-08  
q 2.102483635701965 9.8159e-08 au
tp 2457252.346400962676
(2015-Aug-17.84640096)
4.3796e-05 TDB
node 140.5983702818727 7.3087e-05 deg
peri 277.2294686430195 7.4007e-05 deg
i 3.366553034593569 4.0337e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      763  
   data-arc span      9138 days (25.02 yr)  
   first obs. used      1995-01-25  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:39:17  

Additional Information
 Jupiter MOID = 2.22367 au 
 T_jup = 3.379 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.422215194487967E-15 -3.690282529445682E-15 9.397137415910209E-14 -6.970957807111372E-15 1.001136781882359E-14 -2.192542362349333E-15
q -3.690282529445682E-15 9.63523733825754E-15 -3.218451745296041E-13 1.895637807090054E-14 -5.020150151482763E-14 5.727062485119085E-15
tp 9.397137415910209E-14 -3.218451745296041E-13 1.918128851099009E-9 -3.608430208992856E-12 5.280189410197091E-10 -4.929930584623171E-13
node -6.970957807111372E-15 1.895637807090054E-14 -3.608430208992856E-12 5.341674992508236E-9 -5.333133355422592E-9 -4.477260557012502E-11
peri 1.001136781882359E-14 -5.020150151482763E-14 5.280189410197091E-10 -5.333133355422592E-9 5.477028056364885E-9 4.459182963282198E-11
i -2.192542362349333E-15 5.727062485119085E-15 -4.929930584623171E-13 -4.477260557012502E-11 4.459182963282198E-11 1.627061452039027E-11

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 15.7   n/a MPO417415  
diameter diameter 4.458 km 0.177 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85830 (1998 XB59)          Discovered 1998-Dec-15 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 XB59 = 2002 TK227 = 2004 FS87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-31 19:27 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin