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 ]  
13548 (1992 ER1)
Classification: Main-belt Asteroid          SPK-ID: 2013548
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1479725287458787 3.912e-08  
a 2.693336917575495 1.4219e-08 au
q 2.294797043117219 1.0532e-07 au
i 12.61220693200228 4.7027e-06 deg
node 140.555269610232 2.3424e-05 deg
peri 353.6705748219756 2.9357e-05 deg
M 81.95348417178052 1.8595e-05 deg
tp 2458232.964431989729
(2018-Apr-24.46443199)
8.2469e-05 TDB
period 1614.486630078595
4.42
1.2785e-05
3.5e-08
d
yr
n .2229810970825288 1.7658e-09 deg/d
Q 3.091876792033771 1.6323e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1272  
   data-arc span      9925 days (27.17 yr)  
   first obs. used      1992-03-08  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53081  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:10:25  

Additional Information
 Earth MOID = 1.30956 au 
 Jupiter MOID = 1.94674 au 
 T_jup = 3.321 
[ 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 13.6   n/a MPO250346  
diameter diameter 5.255 km 0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.279   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13548 (1992 ER1)          Discovered 1992-Mar-08 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-17 14:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin