+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   58075 (2205 T-2) Classification: Outer Main-belt Asteroid          SPK-ID: 2058075 [ 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 .1470539605080164 3.72e-08   a 3.207590657368538 2.0308e-08 au q 2.735901747513983 1.2466e-07 au i 1.841528524128383 4.6616e-06 deg node 55.99771217782783 0.00011912 deg peri 90.07128271902447 0.0001202 deg M 304.5109795282818 1.6467e-05 deg tp 2459523.923367214761 (2021-Nov-05.42336721) 9.7054e-05 TDB period 2098.296405442184 5.74 1.9927e-05 5.456e-08 d yr n .1715677532813271 1.6293e-09 deg/d Q 3.679279567223093 2.3294e-08 au   Orbit Determination Parameters    # obs. used (total)      1339      data-arc span      17287 days (47.33 yr)      first obs. used      1973-09-19      last obs. used      2021-01-17      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .52383      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 05:42:17   Additional Information  Earth MOID = 1.74854 au   Jupiter MOID = 1.33024 au   T_jup = 3.175  [ 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 14.04   n/a E2021B10   diameter diameter 6.672 km 0.219 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.131   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   58075 (2205 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar Reference: 20030318/Numbers.arc Last Updated: 2004-04-19 [ show close-approach data ] Alternate Designations  2205 T-2 = 2001 PM55 = 2002 TE22  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-01 02:18 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin