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 ]  
49167 (1998 SP57)
Classification: Main-belt Asteroid          SPK-ID: 2049167
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1334421237842199 4.5119e-08  
a 2.383186912252466 1.2911e-08 au
q 2.06516938930674 1.0884e-07 au
i 3.693102799955318 5.2324e-06 deg
node 47.64234988096565 7.7543e-05 deg
peri 247.5303831600475 8.0239e-05 deg
M 265.800977487086 2.3294e-05 deg
tp 2458952.124785398516
(2020-Apr-12.62478540)		 8.8069e-05 TDB
period 1343.802933051791
3.68		 1.092e-05
2.99e-08		 d
yr
n .267896423757936 2.177e-09 deg/d
Q 2.701204435198192 1.4634e-08 au
   Orbit Determination Parameters
   # obs. used (total)      655  
   data-arc span      7514 days (20.57 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59064  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:49:25  

Additional Information
 Earth MOID = 1.05194 au 
 Jupiter MOID = 2.47198 au 
 T_jup = 3.522 
[ 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 15.8   n/a MPO436127  

49167 (1998 SP57)          Discovered 1998-Sep-17 by LONEOS at Anderson Mesa
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SP57 = 2001 HU37 
[ 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-20 17:38 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin