+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   1450 Raimonda (1938 DP) Classification: Main-belt Asteroid          SPK-ID: 2001450 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: MPO250210 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.1722400 n/a   a 2.6117317 n/a AU q 2.1618870 n/a AU i 4.86552 n/a deg node 74.94974 n/a deg peri 13.66427 n/a deg M 337.55519 n/a deg tp 2456496.6179949 (2013-Jul-23.11799490) n/a JED period 1541.6694627 4.22 n/a n/a d yr n 0.23351309 n/a deg/d Q 3.0615764 n/a AU   Orbit Determination Parameters    # obs. used (total)      1103      first obs. used      1915-??-??      last obs. used      2013-01-12      # oppositions      31      planetary ephem.      DE403      condition code      0      fit RMS      0.56      data source      MPC:mpn      producer      MPCLINUX   Additional Information  T_jup = 3.383  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 11.90 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 6 diameter diameter 14.88 km 0.9 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 6 rotation period rot_per 12.66 h n/a Asteroid Lightcurve DataBase (Rev. 2013-May-01) Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [LeCrone, C.; Addleman, D.; Butler, T.; Hudson, E.; et al. (2005) Minor Planet Bul. 32, 46-48.] geometric albedo albedo 0.1387   0.019 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 6 1450 Raimonda (1938 DP)          Discovered 1938-Feb-20 by Vaisala, Y. at Turku Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1938 DP = 1934 GJ = A915 TF  [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ] 2013-May-26 06:50 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin