+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   1053 Vigdis (1925 WA) Classification: Main-belt Asteroid          SPK-ID: 2001053 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 33 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .09680029481894965 3.9225e-08   a 2.61427410185586 7.844e-09 au q 2.361211598058668 1.0125e-07 au i 8.340145412921455 4.941e-06 deg node 17.57731454295255 2.0729e-05 deg peri 42.2193288127874 3.3815e-05 deg M 106.9544544999905 2.4674e-05 deg tp 2458541.807663778193 (2019-Feb-27.30766378) 0.00010598 TDB period 1543.921118683891 4.23 6.9487e-06 1.902e-08 d yr n .2331725342981775 1.0494e-09 deg/d Q 2.867336605653052 8.6033e-09 au   Orbit Determination Parameters    # obs. used (total)      2783      data-arc span      34572 days (94.65 yr)      first obs. used      1925-11-16      last obs. used      2020-07-12      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .42673      source      ORB      producer      Otto Matic      solution date      2020-Nov-13 04:23:01   Additional Information  Earth MOID = 1.37996 au   Jupiter MOID = 2.44165 au   T_jup = 3.386  [ 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 12.3   n/a MPO458837   diameter diameter 9.110 km 1.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   geometric albedo albedo 0.389   0.269 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)   1053 Vigdis (1925 WA)          Discovered 1925-Nov-16 by Wolf, M. at Heidelberg Reference: DISCOVERY.DB Last Updated: 2003-08-29 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1930-Apr-26 16:48 00:04 Amphi 0.02661510192071 0.0266068528921834 0.026623350998436 1.26742763424711 1.26742746382664 2426093.200270353 4.15517490887692 413.452364799281 21.805121775433 8.03077931821655 27092.8206591211 T 33 CATAB v2.0f-lin.ifort 2020-Nov-13 04:23:09 2020-Nov-13 04:23 2048-Sep-28 16:51 00:03 Amphi 0.011831480699719 0.011826367238271 0.0118365944760588 1.24630962191955 1.24630923206011 2469348.201873580 3.24468095135035 271.281042231173 20.9297293912475 -20.8139464357276 30498.4777191622 T 33 CATAB v2.0f-lin.ifort 2020-Nov-13 04:23:09 2020-Nov-13 04:23 Alternate Designations  1925 WA = 1929 RM  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-22 20:02 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin