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134970 (2001 EZ9)
Classification: Mars-crossing Asteroid          SPK-ID: 2134970
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3661370875150996 7.9767e-08  
a 2.577095285382291 2.1165e-08 au
q 1.633525123343525 2.0702e-07 au
i 29.66181474710835 8.6447e-06 deg
node .03932746948658293 1.4235e-05 deg
peri 296.4999281408282 1.6845e-05 deg
M 154.2087596364182 1.2689e-05 deg
tp 2458353.207336466119
(2018-Aug-22.70733647)
4.9599e-05 TDB
period 1511.103256530996
4.14
1.8615e-05
5.097e-08
d
yr
n .2382365324434833 2.9348e-09 deg/d
Q 3.520665447421057 2.8914e-08 au
  Orbit Determination Parameters
   # obs. used (total)      606  
   data-arc span      7164 days (19.61 yr)  
   first obs. used      2000-04-06  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55734  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 10:57:30  

Additional Information
 Earth MOID = .772484 au 
 Jupiter MOID = 2.38173 au 
 T_jup = 3.157 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456195.5 (2012-Sep-25.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3666928721655549 7.9627e-08  
q 1.63069485335193 2.0657e-07 au
tp 2456844.242275812275
(2014-Jul-05.74227581)
4.5624e-05 TDB
node .06846591260411182 1.4229e-05 deg
peri 296.6530165922605 1.6833e-05 deg
i 29.6811579631751 8.6495e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      606  
   data-arc span      7164 days (19.61 yr)  
   first obs. used      2000-04-06  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55734  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 10:57:30  

Additional Information
 Jupiter MOID = 2.38173 au 
 T_jup = 3.157 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.340472587806996E-15 -1.641414849535482E-14 1.789237929696126E-12 5.30766701707633E-14 1.524844993284956E-13 1.120427620787858E-14
q -1.641414849535482E-14 4.267271544584517E-14 -4.604899908954638E-12 -1.367928225259966E-13 -4.224386541381801E-13 -2.732773327769682E-14
tp 1.789237929696126E-12 -4.604899908954638E-12 2.081527732792858E-9 2.210466341575879E-11 4.263359206852052E-10 -6.984481815100378E-13
node 5.30766701707633E-14 -1.367928225259966E-13 2.210466341575879E-11 2.024616627895876E-10 -1.702921726263547E-10 -1.21616980172787E-11
peri 1.524844993284956E-13 -4.224386541381801E-13 4.263359206852052E-10 -1.702921726263547E-10 2.833495269424159E-10 1.001731367402105E-11
i 1.120427620787858E-14 -2.732773327769682E-14 -6.984481815100378E-13 -1.21616980172787E-11 1.001731367402105E-11 7.481371920695602E-11

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 14.6   n/a MPO493771  

134970 (2001 EZ9)          Discovered 2001-Mar-02 by LONEOS at Anderson Mesa
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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