+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   (2012 EG5) Classification: Apollo [NEO]          SPK-ID: 3601275 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB Reference: JPL 27 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .5411925595254915 9.284e-06   a 2.148729648382443 4.2551e-05 au q .9858531502460391 4.2635e-07 au i 3.027831157097183 2.2453e-05 deg node 192.9085724598346 8.0578e-06 deg peri 16.0131826210406 1.5883e-05 deg M 271.642311461409 0.029591 deg tp 2459482.866347841743 (2021-Sep-25.36634784) 0.10295 TDB period 1150.458855412793 3.15 0.034174 9.356e-05 d yr n .3129186222577508 9.2951e-06 deg/d Q 3.311606146518846 6.558e-05 au   Orbit Determination Parameters    # obs. used (total)      493      data-arc span      21 days      first obs. used      2012-03-13      last obs. used      2012-04-03      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      4      norm. resid. RMS      .30358      source      ORB      producer      Otto Matic      solution date      2017-Apr-06 08:50:36   Additional Information  Earth MOID = .000483928 au   Jupiter MOID = 1.65066 au   T_jup = 3.501  [ hide covariance matrix ] Orbital Elements at Epoch 2456010.5 (2012-Mar-24.0) TDB Reference: JPL 27 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .5557134191990254 8.8682e-06   q .9871127793572235 2.2718e-07 au tp 2456031.500193485308 (2012-Apr-14.00019349) 8.7605e-06 TDB node 193.1752678893403 1.01e-05 deg peri 14.41266965915477 6.2941e-05 deg i 2.620145084736821 3.2493e-05 deg   Orbit Determination Parameters    # obs. used (total)      493      data-arc span      21 days      first obs. used      2012-03-13      last obs. used      2012-04-03      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      4      norm. resid. RMS      .30358      source      ORB      producer      Otto Matic      solution date      2017-Apr-06 08:50:36   Additional Information  Jupiter MOID = 1.65066 au   T_jup = 3.501  Orbit Covariance (6×6)   e q tp node peri i e 7.864553101025621E-11 -2.00905244492522E-12 3.285856675068768E-11 -7.476877397026286E-11 5.507245778739141E-10 2.867456674328822E-10 q -2.00905244492522E-12 5.160970395581002E-14 -9.588401175045415E-13 1.910202302137097E-12 -1.422137150245365E-11 -7.326557514029446E-12 tp 3.285856675068768E-11 -9.588401175045415E-13 7.674706551440819E-11 -2.077159042994676E-11 2.971969160628896E-10 1.231905693561722E-10 node -7.476877397026286E-11 1.910202302137097E-12 -2.077159042994676E-11 1.020126014515621E-10 -5.435730842344555E-10 -2.795699210122077E-10 peri 5.507245778739141E-10 -1.422137150245365E-11 2.971969160628896E-10 -5.435730842344555E-10 3.961628039543844E-9 2.018622893608329E-9 i 2.867456674328822E-10 -7.326557514029446E-12 1.231905693561722E-10 -2.795699210122077E-10 2.018622893608329E-9 1.055823367743238E-9 [ 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 24.3   n/a MPO230288   rotation period rot_per 0.29240 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List: [Franco, L.; Bacci, P.; Tesi, L.; Fagioli, G.; Vergari, S. (2012) Minor Planet Bull. 39, 153.] [Hergenrother, C.W.; Kwiatkowski, T.; Kyrszczynska, A.; Pretka-Ziomek, H.; et al. (2012) ACM 2012, #6484.] [Hicks, M.; Teague, S.; Strojia, C. (2012) Astronomer's Telegram 4016. http://www.astronomerstelegram.org] [Pravec, P.; Wolf, M.; Sarounova, L. (2012) http://www.asu.cas.cz/~ppravec/neo.htm] [ show close-approach data ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ] 2021-Apr-14 03:40 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin