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141498 (2002 EZ16)
Classification: Aten [NEO]          SPK-ID: 2141498
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 82 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5665409279080669 1.911e-07  
a .9215606186332677 2.6625e-09 au
q .399458810629244 1.7599e-07 au
i 30.14260724170247 1.9184e-05 deg
node 262.9088146301569 8.1591e-06 deg
peri 25.34361552344427 1.2414e-05 deg
M 261.555872072798 3.2914e-05 deg
tp 2458688.863234292226
(2019-Jul-24.36323429)
2.9694e-05 TDB
period 323.1352140040778
0.88
1.4004e-06
3.834e-09
d
yr
n 1.114084706334287 4.8281e-09 deg/d
Q 1.443662426637291 4.1709e-09 au
  Orbit Determination Parameters
   # obs. used (total)      316  
   data-arc span      8458 days (23.16 yr)  
   first obs. used      1995-12-01  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53273  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-18 07:02:34  

Additional Information
 Earth MOID = .176659 au 
 Jupiter MOID = 3.75099 au 
 T_jup = 6.246 
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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 18.4   n/a MPO436711  
rotation period rot_per 8.35 h n/a LCDB (Rev. 2019-January); 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:
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46-2, submitted. (NEA Gaggle) http://www.planetarysciences.org/PHP/CS3_Lightcurves.php]

141498 (2002 EZ16)          Discovered 2002-Mar-08 by Tholen, D. J. at Mauna Kea
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

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