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 ]  
52903 (1998 SG74)
Classification: Main-belt Asteroid          SPK-ID: 2052903
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1048449789928908 3.972e-08  
a 2.376559482350092 1.1177e-08 au
q 2.127389153347741 9.3957e-08 au
i 4.621982045599503 4.391e-06 deg
node 62.15084222878231 5.8476e-05 deg
peri 18.42693685404027 6.3007e-05 deg
M 276.4919231233464 2.3653e-05 deg
tp 2459310.918389493706
(2021-Apr-06.41838949)
8.8402e-05 TDB
period 1338.201338090881
3.66
9.4402e-06
2.585e-08
d
yr
n .2690178149975451 1.8978e-09 deg/d
Q 2.625729811352443 1.2349e-08 au
  Orbit Determination Parameters
   # obs. used (total)      777  
   data-arc span      8175 days (22.38 yr)  
   first obs. used      1996-01-23  
   last obs. used      2018-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57433  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:37:59  

Additional Information
 Earth MOID = 1.14357 au 
 Jupiter MOID = 2.56605 au 
 T_jup = 3.529 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO347880  

52903 (1998 SG74)          Discovered 1998-Sep-21 by Elst, E. W. at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SG74 = 1996 BU1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-04 09:49 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin