+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2020 DP4) Classification: Apollo [NEO]          SPK-ID: 54006021 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2810817912428262 0.00015481   a 1.219794928359687 0.00019421 au q .8769327849474312 4.9221e-05 au i 1.450702568004755 0.00065877 deg node 2.556201659889004 0.00026446 deg peri 243.8905853146896 0.00062677 deg M 13.11331831304505 0.0011252 deg tp 2458982.575841959823 (2020-May-13.07584196) 0.0058178 TDB period 492.0720095724724 1.35 0.11752 0.0003218 d yr n .7316002393893107 0.00017472 deg/d Q 1.562657071771942 0.00024879 au   Orbit Determination Parameters    # obs. used (total)      126      data-arc span      23 days      first obs. used      2020-02-27      last obs. used      2020-03-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      6      norm. resid. RMS      .39355      source      ORB      producer      Otto Matic      solution date      2020-Apr-04 06:25:59   Additional Information  Earth MOID = .000301539 au   Jupiter MOID = 3.46042 au   T_jup = 5.195  [ hide covariance matrix ] Orbital Elements at Epoch 2458919.5 (2020-Mar-11.0) TDB Reference: JPL 15 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .2837184374630788 0.00015255   q .8794274137805155 5.1906e-05 au tp 2458981.882457615930 (2020-May-12.38245762) 0.0046709 TDB node 2.595526529401521 0.00020879 deg peri 242.9112514263599 0.00087147 deg i 1.449864407008467 0.00065804 deg   Orbit Determination Parameters    # obs. used (total)      126      data-arc span      23 days      first obs. used      2020-02-27      last obs. used      2020-03-21      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      6      norm. resid. RMS      .39355      source      ORB      producer      Otto Matic      solution date      2020-Apr-04 06:25:59   Additional Information  Jupiter MOID = 3.46042 au   T_jup = 5.195  Orbit Covariance (6×6)   e q tp node peri i e 2.327110858223E-8 -7.917934427285562E-9 -7.124513658926986E-7 3.125446442526559E-8 1.314086940339168E-7 1.003728485475295E-7 q -7.917934427285562E-9 2.694262754415664E-9 2.423770933017127E-7 -1.062901247227165E-8 -4.476882478105645E-8 -3.415211865373048E-8 tp -7.124513658926986E-7 2.423770933017127E-7 2.181715878850456E-5 -9.576231038514572E-7 -4.013995225197041E-6 -3.07285750170628E-6 node 3.125446442526559E-8 -1.062901247227165E-8 -9.576231038514572E-7 4.359405754017599E-8 1.736249876322887E-7 1.34522369859059E-7 peri 1.314086940339168E-7 -4.476882478105645E-8 -4.013995225197041E-6 1.736249876322887E-7 7.594536053371721E-7 5.672094650436675E-7 i 1.003728485475295E-7 -3.415211865373048E-8 -3.07285750170628E-6 1.34522369859059E-7 5.672094650436675E-7 4.330179425618379E-7 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 25.137   .4275 15 autocmod 2.8 rotation period rot_per 0.30304 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Pravec, P.; Wolf, M.; Sarounova, L. (2020) http://www.asu.cas.cz/~ppravec/neo.htm] [ 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 1986-Mar-18 04:55 4_12:46 Earth 0.0725866171476987 0.0120462999509344 0.133173894326252 9.94712214910921 9.94343119257811 2446507.704836502 6526.36333541099 3021473.29351765 8.3809196529672 -1.41131205161179 28185.776019383 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 1986-Oct-07 17:14 5_07:00 Earth 0.447863654772814 0.42374263358487 0.47221876699375 7.67781894954928 7.67704404075979 2446711.217870622 7619.62359297261 1312099.16375001 44.1066675454022 -22.8976356101772 363463.313518874 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 1990-Jan-28 05:36 8_23:07 Earth 0.404209303360104 0.358780993719388 0.449638655001611 7.02282614101395 7.02188744891987 2447919.733329545 12907.1534814783 2265583.30071008 28.3571515076512 -1.6309002275925 32989.4142383505 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 1994-Aug-31 16:44 4_01:18 Earth 0.465331743025752 0.37809052334276 0.552581337210516 21.4449978039029 21.4447307946111 2449596.197347399 5837.65865647038 4351689.23820749 49.7745718749852 1.31364254384484 27921.2734720765 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 2001-Mar-06 10:51 3_14:41 Earth 0.275845242618926 0.201821702131837 0.349867401950768 16.0263787177031 16.0257759921228 2451974.952102113 5200.627072654 3691091.90729994 3.49473370337722 -0.206714293847703 34578.1437469699 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 2009-Jan-06 17:43 3_09:11 Earth 0.499783978426106 0.486824016053679 0.51274406134571 8.74513690045576 8.74452725329917 2454838.238527869 4870.52907989452 646379.834894183 36.6557861280356 1.44783641991001 31486.1744104508 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 2009-Aug-19 14:55 2_09:59 Earth 0.222663999615882 0.176386338120972 0.269008423982544 14.2966797905783 14.2958427627939 2455063.121815270 3479.18627972391 2317335.07366468 27.144845154559 4.69266662003305 82296.351736558 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 2020-Mar-22 19:34 < 00:01 Earth 0.00902450645174934 0.00901120665690344 0.00903780590067846 8.0953994038056 8.05884562945903 2458931.315266854 0.056790601483311 657.292725754009 2.63300830042528 -0.0794726023160735 1236.24293547909 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 2020-Mar-23 03:59 < 00:01 Moon 0.00904548992468673 0.00903249949068891 0.0090584803601916 8.12363206848046 8.12318605462128 2458931.666244525 0.756847668379477 647.806627487144 2.78234614055958 -0.985811413478371 7381.08293839173 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 2020-Oct-05 04:19 01:30 Earth 0.422078486918158 0.421425632010051 0.422731360413812 7.2844730816289 7.28360642546057 2459127.680093170 89.5670436761505 32853.9889835451 129.975897733376 7.78207056937569 44398.9885531963 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 2020-Nov-13 02:42 11:23 Mars 0.0600849749248405 0.0594534126746705 0.0607175015837573 4.3968150660543 4.39573124986611 2459166.612684558 683.34850419955 33726.5473924473 61.3626291660628 20.8765283285353 38006.1319869682 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 2024-May-28 06:03 4_22:17 Earth 0.138340495756355 0.137576634373275 0.139106241360375 6.63518650863934 6.63228312167536 2460458.752078232 7097.3742306662 45857.8192266671 66.0347142807464 33.7425589882315 122175.673645622 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 2024-Aug-28 21:25 8_10:39 Earth 0.275849630126874 0.26154809585523 0.290140859757239 3.43191453469155 3.42909886517575 2460551.392542460 12158.5378716717 707953.604453488 53.2181887180747 -4.4528301096397 8409.35195516468 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 2028-Jan-24 17:55 3_03:28 Earth 0.416392595567786 0.4006764856364 0.432109291451254 7.36677940038535 7.36591072543144 2461795.246443811 4527.759476308 784100.488047405 29.0592608083606 -2.20561083677199 47143.0789669011 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 2028-Aug-05 19:30 3_19:49 Earth 0.0199108164979473 0.019194703830821 0.0432865750045736 7.64181384757383 7.62428209652343 2461989.312840221 5509.41226280217 1671893.43688867 17.5971149822798 -74.5882051771296 168548.308013817 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 2030-Mar-12 06:30 7_03:21 Mars 0.0493016530534671 0.0341105003495723 0.106441172894853 5.61636602952155 5.61533200870416 2462572.770533540 10281.3163412611 3252914.71051914 12.5528694870582 -43.7870461711839 337433.61381523 T 15 CATAB v2.0f-lin.ifort 2020-Apr-04 06:26:01 2020-Apr-04 06:26 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Jan-16 16:11 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin