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
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1220835460124755 4.6836e-08  
a 2.527963355599955 1.0543e-08 au
q 2.219340624958716 1.2056e-07 au
i 3.043541866039301 3.5421e-06 deg
node 111.2000757935119 9.1416e-05 deg
peri 258.8135504803106 9.2395e-05 deg
M 339.344659836259 1.5548e-05 deg
tp 2459480.733420983430
(2021-Sep-23.23342098)
6.3643e-05 TDB
period 1468.096449327257
4.02
9.1839e-06
2.514e-08
d
yr
n .2452154966827737 1.534e-09 deg/d
Q 2.836586086241195 1.183e-08 au
  Orbit Determination Parameters
   # obs. used (total)      907  
   data-arc span      10741 days (29.41 yr)  
   first obs. used      1991-02-20  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54673  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:11:16  

Additional Information
 Earth MOID = 1.22033 au 
 Jupiter MOID = 2.62888 au 
 T_jup = 3.440 
[ 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 15.67   n/a E2021B10  
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. 2020-October); 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 2021-Jul-30 18:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin