+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   102625 (1999 VX27) Classification: Main-belt Asteroid          SPK-ID: 2102625 [ 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 20 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2062161668428608 6.3727e-08   a 2.593533558973003 1.492e-08 au q 2.058705009863268 1.7226e-07 au i 4.997511068787368 4.7987e-06 deg node 59.61269214738562 5.6537e-05 deg peri 106.0563790437154 5.7921e-05 deg M 294.4537163279306 1.6223e-05 deg tp 2459478.267741203055 (2021-Sep-20.76774120) 7.0467e-05 TDB period 1525.584384515002 4.18 1.3164e-05 3.604e-08 d yr n .2359751473953683 2.0362e-09 deg/d Q 3.128362108082739 1.7997e-08 au   Orbit Determination Parameters    # obs. used (total)      630      data-arc span      7742 days (21.20 yr)      first obs. used      1999-11-09      last obs. used      2021-01-19      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55883      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 08:31:57   Additional Information  Earth MOID = 1.07219 au   Jupiter MOID = 1.85944 au   T_jup = 3.383  [ 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 15.4   n/a MPO493576   diameter diameter 4.998 km 0.556 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.054   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   102625 (1999 VX27)          Discovered 1999-Nov-15 by Bell, G., Hug, G. at Farpoint Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  1999 VX27 = 1999 WB1  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-05 02:12 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin