+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   1569 Evita (1948 PA) Classification: Main-belt Asteroid          SPK-ID: 2001569 [ 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 45 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1337866734030179 2.3763e-08   a 3.149955500243744 1.2389e-08 au q 2.728533432498594 7.8724e-08 au i 12.26547266873543 1.0826e-06 deg node 99.51552398180395 4.573e-06 deg peri 248.8724292729299 1.0002e-05 deg M 308.4082147252365 8.1142e-06 deg tp 2459493.139610615459 (2021-Oct-05.63961062) 4.6733e-05 TDB period 2041.996788064208 5.59 1.2047e-05 3.298e-08 d yr n .1762980246121133 1.0401e-09 deg/d Q 3.571377567988893 1.4047e-08 au   Orbit Determination Parameters    # obs. used (total)      2989      data-arc span      26365 days (72.18 yr)      first obs. used      1948-08-03      last obs. used      2020-10-09      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .3989      source      ORB      producer      Otto Matic      solution date      2021-Mar-16 12:48:42   Additional Information  Earth MOID = 1.74905 au   Jupiter MOID = 1.89364 au   T_jup = 3.159  [ 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 11.26   n/a E2021B10   diameter diameter 36.346 km 0.208 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)   geometric albedo albedo 0.047   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   1569 Evita (1948 PA)          Discovered 1948-Aug-03 by Itzigsohn, M. at La Plata Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ show close-approach data ] Alternate Designations  1948 PA = 1936 KE = 1947 LA = 1976 SJ10  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Apr-11 16:49 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin