+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   105140 (2000 NL10) Classification: Aten [NEO]          SPK-ID: 2105140 [ 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 384 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .8169636391286597 7.6532e-08   a .9142898930428388 2.6349e-09 au q .1673482948040082 6.9834e-08 au i 32.52835068463683 5.9766e-06 deg node 237.3636516113242 3.4186e-05 deg peri 281.6109052228276 2.8185e-05 deg M 31.96355986413512 1.8803e-05 deg tp 2458972.148440910667 (2020-May-02.64844091) 1.66e-05 TDB period 319.3186652407953 0.87 1.3804e-06 3.779e-09 d yr n 1.127400428435736 4.8736e-09 deg/d Q 1.661231491281669 4.7875e-09 au   Orbit Determination Parameters    # obs. used (total)      2179      data-arc span      24959 days (68.33 yr)      first obs. used      1952-09-17      last obs. used      2021-01-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .35788      source      ORB      producer      Otto Matic      solution date      2021-Jan-17 06:07:29   Additional Information  Earth MOID = .355359 au   Jupiter MOID = 3.69606 au   T_jup = 6.099  [ 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 15.73   n/a E2021B55   diameter diameter 1.946 km 0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)   rotation period rot_per 6.9269 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Pravec, P.; Wolf, M.; Sarounova, L. (2002) http://www.asu.cas.cz/~ppravec/neo.htm] [Polishook, D. (2012) Minor Planet Bull. 39, 187-192.] [Warner, B.D.; Stephens, R.D. (2020) Minor Planet Bull. 47, 23-34.] geometric albedo albedo 0.223   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)   105140 (2000 NL10)          Discovered 2000-Jul-10 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Feb-27 19:59 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin