+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   22386 (1994 PF14) Classification: Main-belt Asteroid          SPK-ID: 2022386 [ 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 21 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .02467471096418556 3.7715e-08   a 2.697334277962302 1.611e-08 au q 2.630778334279792 1.029e-07 au i 5.230109644796474 5.1385e-06 deg node 172.9266899242029 4.6828e-05 deg peri 135.9614976210079 0.00011688 deg M 7.300395539968335 0.00010771 deg tp 2459167.687110619919 (2020-Nov-14.18711062) 0.00048407 TDB period 1618.082213786497 4.43 1.4496e-05 3.969e-08 d yr n .2224856048306463 1.9932e-09 deg/d Q 2.763890221644812 1.6507e-08 au   Orbit Determination Parameters    # obs. used (total)      933      data-arc span      23597 days (64.61 yr)      first obs. used      1955-12-12      last obs. used      2020-07-20      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .55096      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 04:05:17   Additional Information  Earth MOID = 1.61757 au   Jupiter MOID = 2.28066 au   T_jup = 3.363  [ 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 14.88   n/a E2021B10   diameter diameter 5.349 km 0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.074   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   22386 (1994 PF14)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla Reference: 20010309/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1994 PF14 = 1994 RE17 = 1997 EY50  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-22 03:52 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin