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 ]  
58846 (1998 HN63)
Classification: Main-belt Asteroid          SPK-ID: 2058846
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1875215501241087 4.4086e-08  
a 2.995558807938585 1.6846e-08 au
q 2.433826976786015 1.3297e-07 au
i 6.568410974913975 5.2199e-06 deg
node 164.0464536335175 4.5909e-05 deg
peri 46.58429016863925 4.7993e-05 deg
M 13.15978891199491 1.4133e-05 deg
tp 2458531.275213638735
(2019-Feb-16.77521364)
7.4233e-05 TDB
period 1893.717540358134
5.18
1.5975e-05
4.374e-08
d
yr
n .1901022683308504 1.6036e-09 deg/d
Q 3.557290639091156 2.0005e-08 au
  Orbit Determination Parameters
   # obs. used (total)      578  
   data-arc span      10408 days (28.50 yr)  
   first obs. used      1990-11-12  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63137  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:13:54  

Additional Information
 Earth MOID = 1.4349 au 
 Jupiter MOID = 1.42442 au 
 T_jup = 3.218 
[ 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 15.1   n/a MPO436193  
diameter diameter 6.439 km 0.247 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58846 (1998 HN63)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HN63 = 1995 UE37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-19 22:10 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin