+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   14837 (1988 RN2) Classification: Main-belt Asteroid          SPK-ID: 2014837 [ 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 32 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1606153685662449 3.553e-08   a 2.77785288144987 1.3608e-08 au q 2.331687017072994 1.018e-07 au i 5.936312236850712 3.4453e-06 deg node 263.0865229010628 4.1037e-05 deg peri 194.2806726317689 4.3168e-05 deg M 266.4111942506039 1.5667e-05 deg tp 2459640.126328182012 (2022-Mar-01.62632818) 7.5376e-05 TDB period 1691.072739717544 4.63 1.2427e-05 3.402e-08 d yr n .2128826226955382 1.5643e-09 deg/d Q 3.224018745826747 1.5794e-08 au   Orbit Determination Parameters    # obs. used (total)      1545      data-arc span      15037 days (41.17 yr)      first obs. used      1979-11-17      last obs. used      2021-01-17      planetary ephem.      DE441      SB-pert. ephem.      SB441-N16      condition code      0      norm. resid. RMS      .49877      source      ORB      producer      Otto Matic      solution date      2021-Apr-13 00:40:27   Additional Information  Earth MOID = 1.34882 au   Jupiter MOID = 1.96084 au   T_jup = 3.308  [ 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 13.74   n/a E2020-QM5   diameter diameter 9.107 km 0.175 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.085   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   14837 (1988 RN2)          Discovered 1988-Sep-08 by Jensen, P. at Brorfelde Reference: 20000523/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  1988 RN2 = 1979 WU5 = 1998 XL95  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-14 12:31 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin