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 ]  
70001 (1998 XB7)
Classification: Main-belt Asteroid          SPK-ID: 2070001
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 .05856828352815959 4.494e-08  
a 3.149765239631239 2.8562e-08 au
q 2.965288896029375 1.455e-07 au
i 9.931994543745066 5.0734e-06 deg
node 230.5752513580097 3.101e-05 deg
peri 4.871993633689381 5.6781e-05 deg
M 126.9788803927387 4.9322e-05 deg
tp 2458280.313960708353
(2018-Jun-10.81396071)
0.00027808 TDB
period 2041.811782739729
5.59
2.7773e-05
7.604e-08
d
yr
n .1763139986962693 2.3982e-09 deg/d
Q 3.334241583233103 3.0235e-08 au
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      8384 days (22.95 yr)  
   first obs. used      1997-10-07  
   last obs. used      2020-09-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60416  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 18:38:57  

Additional Information
 Earth MOID = 1.95403 au 
 Jupiter MOID = 1.66516 au 
 T_jup = 3.182 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457055.5 (2015-Feb-02.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05869936508999771 4.4715e-08  
q 2.966304799512272 1.4506e-07 au
tp 2456254.831797047460
(2012-Nov-23.33179705)
0.00027723 TDB
node 230.6219712571187 3.1031e-05 deg
peri 8.155656487554497 5.6962e-05 deg
i 9.925312881926317 5.0726e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      8384 days (22.95 yr)  
   first obs. used      1997-10-07  
   last obs. used      2020-09-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60416  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 18:38:57  

Additional Information
 Jupiter MOID = 1.66516 au 
 T_jup = 3.182 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.999424088082963E-15 -6.37311929261843E-15 -4.587828720718537E-13 -6.272218130960928E-15 -6.678455244297937E-14 3.866393953292429E-16
q -6.37311929261843E-15 2.104161786711169E-14 1.674770311706056E-12 1.855052951266413E-14 2.95600127955507E-13 3.287710339939702E-16
tp -4.587828720718537E-13 1.674770311706056E-12 7.685741671231382E-8 8.131778721417044E-13 1.327781085782781E-8 2.832556467756997E-12
node -6.272218130960928E-15 1.855052951266413E-14 8.131778721417044E-13 9.629467263445875E-10 -9.482721839267056E-10 -5.905786195131446E-12
peri -6.678455244297937E-14 2.95600127955507E-13 1.327781085782781E-8 -9.482721839267056E-10 3.244632911902025E-9 6.404536389574653E-12
i 3.866393953292429E-16 3.287710339939702E-16 2.832556467756997E-12 -5.905786195131446E-12 6.404536389574653E-12 2.573118824141018E-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 14.6   n/a MPO432253  
diameter diameter 6.262 km 0.196 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70001 (1998 XB7)          Discovered 1998-Dec-08 by Spacewatch at Kitt Peak
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 XB7 = 2002 OF11 
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 13:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin