+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   12738 Satoshimiki (1992 AL) Classification: Main-belt Asteroid          SPK-ID: 2012738 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 29 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2886943936042757 7.9404e-08   a 2.541602288527246 1.1817e-08 au q 1.807855957057634 2.0727e-07 au i 13.29049844055282 3.1644e-06 deg node 142.8297004322775 2.5723e-05 deg peri 274.1776790248268 2.6984e-05 deg M 41.99593700250381 6.4881e-06 deg tp 2458827.850791784274 (2019-Dec-10.35079178) 2.6215e-05 TDB period 1479.99352780141 4.05 1.0322e-05 2.826e-08 d yr n .2432443069766626 1.6964e-09 deg/d Q 3.275348619996859 1.5228e-08 au   Orbit Determination Parameters    # obs. used (total)      1728      data-arc span      15379 days (42.11 yr)      first obs. used      1978-09-27      last obs. used      2020-11-04      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .41728      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 02:50:22   Additional Information  Earth MOID = .876161 au   Jupiter MOID = 2.26444 au   T_jup = 3.350  [ 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 13.6   n/a MPO502265   diameter diameter 12.083 km 0.372 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   rotation period rot_per 8.708 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Oey, J. (2012) Minor Planet Bull. 39, 145-147.] [Han, X.L.; Li, B.; Zhao, H. (2013) Minor Planet Bull. 40, 14-15.] [Behrend, R. (2019) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] geometric albedo albedo 0.041   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)   12738 Satoshimiki           Discovered 1992 Jan. 4 by T. Hioki and S. Hayakawa at Okutama. Satoshi Hayakawa (b. 1992) and Miki Hayakawa (b. 1995) are children of the second discoverer and partners in his observations. NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) Reference: 20010705/MPCPages.arc Last Updated: 2009-05-11 Alternate Designations  1992 AL = 1978 SF = 1988 CE1  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-19 19:26 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin