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163696 (2003 EB50)
Classification: Apollo [NEO]          SPK-ID: 2163696
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 442 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5191770629297616 1.3028e-08  
a 1.570817157149039 2.3996e-09 au
q .7552849191007233 2.1208e-08 au
i 29.50412165933374 3.0448e-06 deg
node 65.63133089849828 1.6297e-06 deg
peri 278.9434754976311 2.6144e-06 deg
M 326.3683328203835 1.539e-06 deg
tp 2459463.678882767820
(2021-Sep-06.17888277)
3.2244e-06 TDB
period 719.0960135057752
1.97
1.6478e-06
4.511e-09
d
yr
n .5006285575759332 1.1472e-09 deg/d
Q 2.386349395197355 3.6455e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2410  
   # delay obs. used      8  
   # Doppler obs. used      6  
   data-arc span      6695 days (18.33 yr)  
   first obs. used      2003-03-10  
   last obs. used      2021-07-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .33796  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-28 05:48:49  

Additional Information
 Earth MOID = .0533292 au 
 Jupiter MOID = 3.50596 au 
 T_jup = 4.130 
[ 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 16.48   n/a E2021B55  
rotation period rot_per 62.06 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2016) Minor Planet Bull. 43, 240-250.]
[Oey, J.; Williams, H.; Groom, R. (2017) Minor Planet Bull. 44, 200-204.]
[Warner, B.D. (2017) Minor Planet Bull. 44, 335-344.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm]
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46, 423-438.]

163696 (2003 EB50)          Discovered 2003-Mar-10 by LONEOS at Anderson Mesa
Reference: 20070926/Numbers.arcLast Updated: 2007-09-30

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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