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 ]  
100877 (1998 HN86)
Classification: Main-belt Asteroid          SPK-ID: 2100877
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1231182572757611 4.696e-08  
a 3.06416293491912 2.5034e-08 au
q 2.686908534362896 1.475e-07 au
i 7.701804331313466 5.1172e-06 deg
node 222.4477876666241 4.2323e-05 deg
peri 349.5443255194676 4.802e-05 deg
M 44.84128269731576 2.246e-05 deg
tp 2458756.470833992644
(2019-Sep-29.97083399)
0.00012216 TDB
period 1959.143326823411
5.36
2.4009e-05
6.573e-08
d
yr
n .1837537841520305 2.2519e-09 deg/d
Q 3.441417335475343 2.8116e-08 au
  Orbit Determination Parameters
   # obs. used (total)      592  
   data-arc span      7680 days (21.03 yr)  
   first obs. used      1998-04-21  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63115  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:09:55  

Additional Information
 Earth MOID = 1.68122 au 
 Jupiter MOID = 1.53757 au 
 T_jup = 3.207 
[ 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 MPO348129  

100877 (1998 HN86)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 HN86 = 2001 XS209 = 2003 EH34 
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-19 22:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin