+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   100204 (1994 GT3) Classification: Main-belt Asteroid          SPK-ID: 2100204 [ 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 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1316846194167928 5.9005e-08   a 3.170701157051276 2.5222e-08 au q 2.753168581900594 1.9201e-07 au i 4.655468121856627 5.2037e-06 deg node 27.04457475499164 6.172e-05 deg peri 130.6885583511068 6.4204e-05 deg M 295.7721581559801 1.8275e-05 deg tp 2459568.419004983750 (2021-Dec-19.91900498) 0.00010674 TDB period 2062.202901287147 5.65 2.4607e-05 6.737e-08 d yr n .1745706010670928 2.083e-09 deg/d Q 3.588233732201958 2.8544e-08 au   Orbit Determination Parameters    # obs. used (total)      555      data-arc span      10685 days (29.25 yr)      first obs. used      1991-10-13      last obs. used      2021-01-13      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .57356      source      ORB      producer      Otto Matic      solution date      2021-Feb-24 08:24:41   Additional Information  Earth MOID = 1.76487 au   Jupiter MOID = 1.40041 au   T_jup = 3.184  [ 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 14.9   n/a MPO453456   diameter diameter 5.466 km 0.194 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.078   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   100204 (1994 GT3)          Discovered 1994-Apr-06 by Spacewatch at Kitt Peak Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ show close-approach data ] Alternate Designations  1994 GT3 = 2005 EK14  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Mar-01 18:12 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin