+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   5064 Tanchozuru (1990 FS) Classification: Main-belt Asteroid          SPK-ID: 2005064 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 43 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1847408815922997 2.2382e-08   a 2.252487428596163 6.7628e-09 au q 1.836360915261736 5.0612e-08 au i 6.557952544805008 4.9058e-07 deg node 156.9953688165488 1.306e-05 deg peri 118.5005632468695 1.1705e-05 deg M 305.0686364406563 1.0105e-05 deg tp 2459388.912568238322 (2021-Jun-23.41256824) 3.5154e-05 TDB period 1234.78683525704 3.38 5.5609e-06 1.522e-08 d yr n .2915482978283133 1.313e-09 deg/d Q 2.668613941930591 8.0122e-09 au   Orbit Determination Parameters    # obs. used (total)      2682      data-arc span      18562 days (50.82 yr)      first obs. used      1970-05-08      last obs. used      2021-03-03      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .46436      source      ORB      producer      Otto Matic      solution date      2021-Apr-12 17:05:54   Additional Information  Earth MOID = .829208 au   Jupiter MOID = 2.4736 au   T_jup = 3.595  [ 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 13.36   n/a E2021B10   diameter diameter 4.828 km 0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   rotation period rot_per 374.707 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.] geometric albedo albedo 0.436   0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   5064 Tanchozuru (1990 FS)          Discovered 1990-Mar-16 by Matsuyama and Watanabe at Kushiro Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ show close-approach data ] Alternate Designations  1990 FS = 1970 JC = 1981 UK17  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-15 01:24 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin