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 ]  
52869 (1998 SZ25)
Classification: Main-belt Asteroid          SPK-ID: 2052869
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09768932169701343 3.2331e-08  
a 2.273834897830759 7.5134e-09 au
q 2.051705509010674 7.5145e-08 au
i 5.957950943197016 3.5773e-06 deg
node 162.1088787499733 3.184e-05 deg
peri 350.0401480059385 3.6505e-05 deg
M 344.6756431955192 1.7111e-05 deg
tp 2459053.810968542115
(2020-Jul-23.31096854)
5.9528e-05 TDB
period 1252.382003370585
3.43
6.2074e-06
1.699e-08
d
yr
n .2874522302549206 1.4247e-09 deg/d
Q 2.495964286650843 8.2474e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1650  
   data-arc span      7806 days (21.37 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49319  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:37:22  

Additional Information
 Earth MOID = 1.06222 au 
 Jupiter MOID = 2.48912 au 
 T_jup = 3.597 
[ 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 14.8   n/a MPO347880  
diameter diameter 3.357 km 0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.215   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52869 (1998 SZ25)          Discovered 1998-Sep-22 by LONEOS at Anderson Mesa
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SZ25 = 2000 EU36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-04 00:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin