+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   1610 Mirnaya (1928 RT) Classification: Main-belt Asteroid          SPK-ID: 2001610 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 39 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1982300840742263 3.5731e-08   a 2.202427803700019 4.6406e-09 au q 1.76584035500515 7.8861e-08 au i 2.197748683350392 4.1861e-06 deg node 359.6472263055394 7.7687e-05 deg peri 14.84844803688072 7.8117e-05 deg M 9.082695800123664 9.1195e-06 deg tp 2458970.379427893645 (2020-Apr-30.87942789) 3.0194e-05 TDB period 1193.853256446181 3.27 3.7732e-06 1.033e-08 d yr n .3015445977603939 9.5305e-10 deg/d Q 2.639015252394887 5.5605e-09 au   Orbit Determination Parameters    # obs. used (total)      2585      data-arc span      33667 days (92.18 yr)      first obs. used      1928-09-11      last obs. used      2020-11-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .46211      source      ORB      producer      Otto Matic      solution date      2020-Dec-18 02:01:41   Additional Information  Earth MOID = .766744 au   Jupiter MOID = 2.82659 au   T_jup = 3.637  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 13.4   n/a MPO337258   diameter diameter 6.075 km 0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   geometric albedo albedo 0.229   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   1610 Mirnaya (1928 RT)          Discovered 1928-Sep-11 by Shajn, P. at Simeis Reference: DISCOVERY.DB Last Updated: 2003-08-29 Alternate Designations  1928 RT = 1938 WN = 1964 WD1 = 1972 CF  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Jan-19 00:19 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin