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(2012 EG5)
Classification: Apollo [NEO]          SPK-ID: 3601275
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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 
[ show covariance matrix ]

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 ]
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