+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   78389 (2002 PP158) Classification: Main-belt Asteroid          SPK-ID: 2078389 [ 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 22 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1457583998573264 4.7325e-08   a 3.051612249957597 1.7759e-08 au q 2.606814131418762 1.4502e-07 au i 4.515568818898622 5.6621e-06 deg node 339.9234225616913 7.1423e-05 deg peri 101.704679862713 7.6593e-05 deg M 12.64841319786533 2.472e-05 deg tp 2458932.088991118247 (2020-Mar-23.58899112) 0.00013368 TDB period 1947.118805510522 5.33 1.6997e-05 4.654e-08 d yr n .1848885640573998 1.6139e-09 deg/d Q 3.496410368496432 2.0347e-08 au   Orbit Determination Parameters    # obs. used (total)      679      data-arc span      21962 days (60.13 yr)      first obs. used      1960-09-28      last obs. used      2020-11-14      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .50757      source      ORB      producer      Otto Matic      solution date      2020-Dec-17 22:06:29   Additional Information  Earth MOID = 1.62742 au   Jupiter MOID = 1.75083 au   T_jup = 3.216  [ 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 15.1   n/a MPO453204   diameter diameter 5.468 km 0.359 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   geometric albedo albedo 0.071   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   78389 (2002 PP158)          Discovered 2002-Aug-08 by Hoenig, S. F. at Palomar Reference: 20040415/Numbers.arc Last Updated: 2004-04-19 [ 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 1938-Aug-06 22:27 00:02 Jupiter 1.87365205039396 1.87365108164169 1.87365301914655 3.17500412408988 3.02927557542862 2429117.435402567 2.12384490549557 94.8110232241784 28.4024279755536 78.6581153492091 1718265.09511506 T 22 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:30 2020-Dec-17 22:06 1948-Jan-26 21:03 00:02 Jupiter 1.8869054939246 1.88690468688659 1.88690630096229 2.09560098321121 1.86915847436214 2432577.376888567 1.92775300617552 56.4887607200558 15.7000314298041 71.1837651545138 1856694.09815344 T 22 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:30 2020-Dec-17 22:06 1996-Sep-10 14:15 < 00:01 Jupiter 1.77959776767018 1.77959735833632 1.77959817700404 2.28059047899403 2.06135080256133 2450337.093809731 0.651334782071418 83.3478061069 11.9771523550625 80.7342490080916 2538541.15587254 T 22 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:30 2020-Dec-17 22:06 2045-Apr-18 13:41 < 00:01 Jupiter 1.84919427106593 1.8491935378105 1.84919500432126 3.04361594121379 2.8892038683166 2468089.070148356 0.892517158105121 72.5405518017441 24.5156257142069 84.9678841396186 1896022.58331137 T 22 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:30 2020-Dec-17 22:06 2054-Oct-07 18:34 00:01 Jupiter 1.90868281839899 1.9086820131259 1.90868362367175 2.16586757441776 1.95023990960856 2471548.273586615 1.18272648146234 54.45991939651 13.8729527927858 72.6096435188065 1775431.42388621 T 22 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:30 2020-Dec-17 22:06 2103-May-23 17:12 00:02 Jupiter 1.77374368723908 1.77374322090747 1.773744153571 2.24397865793855 2.01999323531346 2489307.216871251 2.4823534668764 90.0713068223242 26.3214289142117 74.2429517676112 2363582.63727933 T 22 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:30 2020-Dec-17 22:06 2151-Dec-31 06:57 00:04 Jupiter 1.81824269249975 1.8182415462269 1.81824383877383 2.90791701782277 2.74304353029062 2507060.789506820 3.76660809249105 130.178509757092 23.633404213955 80.0595742822182 1597509.01135825 T 22 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:30 2020-Dec-17 22:06 2161-Jun-19 23:07 00:04 Jupiter 1.92726958815566 1.9272679078203 1.92727126849025 2.23392929101059 2.02767182155767 2510519.462907405 4.10915717997478 80.6628697497601 19.9229553084663 60.2391804266354 1253455.65569071 T 22 CATAB v2.0f-lin.ifort 2020-Dec-17 22:06:30 2020-Dec-17 22:06 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2021-Jan-22 17:28 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin