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 ]  
58613 (1997 UN7)
Classification: Main-belt Asteroid          SPK-ID: 2058613
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1227589461603717 5.9761e-08  
a 2.526557496299731 1.098e-08 au
q 2.216399960640389 1.5116e-07 au
i 3.04385080496355 4.0034e-06 deg
node 111.2047176512484 0.00010639 deg
peri 259.3380319146339 0.00010739 deg
M 143.5728599478169 1.5538e-05 deg
tp 2458015.491661521522
(2017-Sep-18.99166152)
6.243e-05 TDB
period 1466.871955666259
4.02
9.5624e-06
2.618e-08
d
yr
n .2454201940458303 1.5999e-09 deg/d
Q 2.836715031959073 1.2328e-08 au
  Orbit Determination Parameters
   # obs. used (total)      828  
   data-arc span      10245 days (28.05 yr)  
   first obs. used      1991-02-20  
   last obs. used      2019-03-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55285  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:35:32  

Additional Information
 Earth MOID = 1.21754 au 
 Jupiter MOID = 2.62425 au 
 T_jup = 3.441 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO337720  
diameter diameter 2.488 km 0.195 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 45.714 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.137   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58613 (1997 UN7)          Discovered 1997-Oct-25 by Sato, N. at Chichibu
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 UN7 = 2000 KJ35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-19 05:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin