+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   101628 (1999 CO22) Classification: Main-belt Asteroid          SPK-ID: 2101628 [ 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 23 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1719633487646537 3.8139e-08   a 3.11000475401011 2.807e-08 au q 2.575197921836538 1.2715e-07 au i 18.64023341006409 4.3672e-06 deg node 116.6900023765093 1.7653e-05 deg peri 350.9277459881059 2.5662e-05 deg M 335.4604973862711 1.9263e-05 deg tp 2459137.053633722335 (2020-Oct-14.55363372) 0.00010816 TDB period 2003.272393652269 5.48 2.7121e-05 7.425e-08 d yr n .1797059656693344 2.433e-09 deg/d Q 3.644811586183681 3.2897e-08 au   Orbit Determination Parameters    # obs. used (total)      610      data-arc span      7981 days (21.85 yr)      first obs. used      1999-01-10      last obs. used      2020-11-16      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55816      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 22:29:30   Additional Information  Earth MOID = 1.59329 au   Jupiter MOID = 1.49431 au   T_jup = 3.116  [ 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 14.6   n/a MPO320193   diameter diameter 3.288 km 0.871 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.284   0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   101628 (1999 CO22)          Discovered 1999-Feb-10 by LINEAR at Socorro Reference: 20051019/Numbers.arc Last Updated: 2005-10-26 [ 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 1903-Jun-22 05:13 00:06 Jupiter 1.90411891903046 1.90411384307138 1.9041239950192 3.85835449928049 3.74128660697008 2416287.717202443 5.89066247717418 461.283260935907 40.6090183320566 55.0100719362186 3194300.75675029 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:29:31 2020-Dec-17 22:29 1913-Sep-27 03:51 00:04 Jupiter 1.55320692732194 1.55320517123908 1.55320868347992 4.3040101367895 4.17538352384076 2420037.660241732 4.06707093481409 576.838214599506 25.0745042212353 -81.5212769943834 3812389.63361968 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:29:31 2020-Dec-17 22:29 1985-May-11 01:05 00:01 Jupiter 1.52379743986423 1.52379696396793 1.52379791576988 4.31922344009563 4.18855168971172 2446196.544882710 1.29016825193119 255.910070362219 14.8199527414809 85.8821015640106 3758140.88697801 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:29:31 2020-Dec-17 22:29 2056-Dec-31 20:48 00:02 Jupiter 1.62268112606049 1.6226800903674 1.62268216177064 4.18618058278027 4.05957249769695 2472364.366725801 1.56281017572961 296.844303710075 20.4538674925596 80.5483062776537 3444482.37347469 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:29:31 2020-Dec-17 22:29 2067-May-07 05:12 00:02 Jupiter 1.77832290355182 1.77832105976348 1.77832474734339 4.17561684197685 4.05994677084204 2476142.716842758 2.05489069340227 178.288345768829 58.8062418778004 -64.1642993627589 3763110.64089788 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:29:31 2020-Dec-17 22:29 2128-Sep-22 07:26 00:05 Jupiter 1.83187347952734 1.8318694862457 1.83187747284637 3.75044422920175 3.62506151415578 2498560.810039055 5.1656204461277 471.987582674626 40.9194927768357 63.172448415138 2763865.61849775 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:29:31 2020-Dec-17 22:29 2139-Jan-05 10:29 00:04 Jupiter 1.58188194829386 1.58187941578379 1.58188448087882 4.31276303148229 4.18676726457198 2502317.936981835 4.48234649643837 580.800372910729 30.2984272977262 -77.7123294504337 3905732.68870675 T 23 CATAB v2.0f-lin.ifort 2020-Dec-17 22:29:31 2020-Dec-17 22:29 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-20 00:44 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin