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 ]  
65236 (2002 EW97)
Classification: Outer Main-belt Asteroid          SPK-ID: 2065236
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1370175287878526 5.7909e-08  
a 3.935410456381917 5.3183e-08 au
q 3.396190240882592 2.5595e-07 au
i 7.81645339530438 6.0008e-06 deg
node 40.53967948388048 3.4686e-05 deg
peri 209.5176990752186 4.1685e-05 deg
M 62.62236142399685 2.5543e-05 deg
tp 2458504.467172267161
(2019-Jan-20.96717227)
0.00019965 TDB
period 2851.566340252918
7.81
5.7804e-05
1.583e-07
d
yr
n .1262464053240543 2.5592e-09 deg/d
Q 4.474630671881243 6.047e-08 au
  Orbit Determination Parameters
   # obs. used (total)      950  
   data-arc span      7538 days (20.64 yr)  
   first obs. used      1998-11-19  
   last obs. used      2019-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53799  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 10:40:05  

Additional Information
 Earth MOID = 2.38549 au 
 Jupiter MOID = .597136 au 
 T_jup = 3.029 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456431.5 (2013-May-19.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1373377442577256 5.737e-08  
q 3.393586986388008 2.5163e-07 au
tp 2455677.906180962520
(2011-Apr-26.40618096)
0.0002052 TDB
node 40.73453440636594 3.4515e-05 deg
peri 212.7397657678743 4.1902e-05 deg
i 7.841598720739251 6.0174e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      950  
   data-arc span      7538 days (20.64 yr)  
   first obs. used      1998-11-19  
   last obs. used      2019-07-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53799  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 10:40:05  

Additional Information
 Jupiter MOID = .597136 au 
 T_jup = 3.029 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.291331648052468E-15 -1.426923450604914E-14 -4.371977348115911E-12 -4.912919474363711E-15 -5.162734191087784E-13 -8.476170591551448E-16
q -1.426923450604914E-14 6.331901212863929E-14 1.645156434096066E-11 2.090540087414416E-14 2.005879649783906E-12 4.412671785294182E-15
tp -4.371977348115911E-12 1.645156434096066E-11 4.210801882292531E-8 3.61126165050342E-12 4.903668558004025E-9 1.074785386050277E-11
node -4.912919474363711E-15 2.090540087414416E-14 3.61126165050342E-12 1.191283598092619E-9 -1.179599016049368E-9 -4.845240115184715E-11
peri -5.162734191087784E-13 2.005879649783906E-12 4.903668558004025E-9 -1.179599016049368E-9 1.755748680178376E-9 4.933588055147355E-11
i -8.476170591551448E-16 4.412671785294182E-15 1.074785386050277E-11 -4.845240115184715E-11 4.933588055147355E-11 3.620851679056718E-11

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 13.1   n/a MPO439511  
diameter diameter 12.379 km 0.266 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.055   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

65236 (2002 EW97)          Discovered 2002-Mar-12 by LINEAR at Socorro
Reference: 20030614/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 2020-Feb-23 09:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin