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 ]  
85490 (1997 SE5)
Classification: Amor [NEO]          SPK-ID: 2085490
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 103 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6606113769518579 4.827e-08  
a 3.758785150471022 8.0181e-08 au
q 1.275688916552164 1.9164e-07 au
i 2.576346974876671 6.1571e-06 deg
node 247.7851568328998 0.00016477 deg
peri 93.94744557933964 0.00016548 deg
M 5.83160479931098 2.3011e-05 deg
tp 2458557.382331970266
(2019-Mar-14.88233197)
0.00016928 TDB
period 2661.764818586153
7.29
8.517e-05
2.332e-07
d
yr
n .1352486130578662 4.3276e-09 deg/d
Q 6.241881384389881 1.3315e-07 au
  Orbit Determination Parameters
   # obs. used (total)      770  
   data-arc span      13710 days (37.54 yr)  
   first obs. used      1982-04-20  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5668  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-03 05:19:03  

Additional Information
 Earth MOID = .271512 au 
 Jupiter MOID = .297969 au 
 T_jup = 2.659 
[ 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 14.6   n/a MPO449531  
rotation period rot_per 9.0583 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (1998) Icarus 136, 124-153.]
[Hicks, M.; Buratti, B.J.; Newburn, R.L.; Rabinowitz, D.L. (2000) Icarus 143, 354-359.]
SMASSII spectral type spec_B T   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

85490 (1997 SE5)          Discovered 1997-Sep-28 by NEAT at Haleakala
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1997 SE5 = 1990 WA16 
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