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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 117 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6608080164730257 4.0582e-08  
a 3.760390213365184 7.2322e-08 au
q 1.275494215306759 1.5712e-07 au
i 2.576088845837412 5.7525e-06 deg
node 247.7812465268343 0.00014662 deg
peri 93.95748982174753 0.00014673 deg
M 59.88487238820501 1.8878e-05 deg
tp 2458557.440120407488
(2019-Mar-14.94012041)
0.00013284 TDB
period 2663.469926417006
7.29
7.6838e-05
2.104e-07
d
yr
n .1351620292121281 3.8992e-09 deg/d
Q 6.245286211423609 1.2011e-07 au
  Orbit Determination Parameters
   # obs. used (total)      823  
   data-arc span      13820 days (37.84 yr)  
   first obs. used      1982-04-20  
   last obs. used      2020-02-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55636  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 23:28:21  

Additional Information
 Earth MOID = .272225 au 
 Jupiter MOID = .29821 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-August); 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 2020-Apr-02 23:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin