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 ]  
48570 (1994 EA2)
Classification: Mars-crossing Asteroid          SPK-ID: 2048570
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3007651802195443 5.7027e-08  
a 2.203850997328156 7.3118e-09 au
q 1.541009354939731 1.2413e-07 au
i 7.993797627644525 7.2271e-06 deg
node 183.8116247096193 2.9317e-05 deg
peri 326.4712143884624 3.0657e-05 deg
M 254.0094328363829 1.0272e-05 deg
tp 2458952.332929870807
(2020-Apr-12.83292987)
3.5055e-05 TDB
period 1195.010632955348
3.27
5.9471e-06
1.628e-08
d
yr
n .3012525496193235 1.4992e-09 deg/d
Q 2.866692639716582 9.511e-09 au
  Orbit Determination Parameters
   # obs. used (total)      705  
   data-arc span      10360 days (28.36 yr)  
   first obs. used      1991-06-16  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51595  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:37:39  

Additional Information
 Earth MOID = .55902 au 
 Jupiter MOID = 2.16145 au 
 T_jup = 3.590 
[ 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 15.9   n/a MPO417153  

48570 (1994 EA2)          Discovered 1994-Mar-09 by Helin, E. F. at Palomar
Reference: 20021120/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
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin