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 ]  
48881 (1998 HS136)
Classification: Outer Main-belt Asteroid          SPK-ID: 2048881
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07027694023490742 3.5778e-08  
a 4.000065202717129 3.8637e-08 au
q 3.718952859530044 1.4738e-07 au
i 11.33116992744456 5.1023e-06 deg
node 35.90236137839124 2.113e-05 deg
peri 234.7810822395842 4.7089e-05 deg
M 232.915313256164 4.4337e-05 deg
tp 2460232.048744233426
(2023-Oct-14.54874423)
0.00036468 TDB
period 2922.126634128446
8.00
4.2338e-05
1.159e-07
d
yr
n .1231979462475875 1.785e-09 deg/d
Q 4.281177545904213 4.1353e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1343  
   data-arc span      8393 days (22.98 yr)  
   first obs. used      1998-03-22  
   last obs. used      2021-03-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49006  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:12:28  

Additional Information
 Earth MOID = 2.71817 au 
 Jupiter MOID = .827259 au 
 T_jup = 3.016 
[ 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 12.61   n/a E2021B10  

48881 (1998 HS136)          Discovered 1998-Apr-20 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HS136 = 2001 SP214 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-17 15:49 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin