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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3660946859533838 7.8409e-08  
a 2.577193077088134 1.9308e-08 au
q 1.633696386890319 2.0452e-07 au
i 29.66423850378934 7.4773e-06 deg
node .02845519642839289 1.3369e-05 deg
peri 296.5265723560003 1.4964e-05 deg
M 201.8202245002074 1.299e-05 deg
tp 2459864.498831381115
(2022-Oct-11.99883138)
5.9218e-05 TDB
period 1511.189268931
4.14
1.6982e-05
4.649e-08
d
yr
n .2382229727283998 2.677e-09 deg/d
Q 3.520689767285949 2.6376e-08 au
  Orbit Determination Parameters
   # obs. used (total)      680  
   data-arc span      7639 days (20.91 yr)  
   first obs. used      2000-04-06  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:10:55  

Additional Information
 Earth MOID = .770963 au 
 Jupiter MOID = 2.38181 au 
 T_jup = 3.157 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457041.5 (2015-Jan-19.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3668068305432114 7.8334e-08  
q 1.630870500200121 2.0429e-07 au
tp 2456844.016475638050
(2014-Jul-05.51647564)
4.4587e-05 TDB
node .06512444323920602 1.3367e-05 deg
peri 296.5871784714645 1.4954e-05 deg
i 29.67902891029377 7.4803e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      680  
   data-arc span      7639 days (20.91 yr)  
   first obs. used      2000-04-06  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:10:55  

Additional Information
 Jupiter MOID = 2.38181 au 
 T_jup = 3.157 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.136170579302061E-15 -1.597523969823791E-14 1.926456069437662E-12 5.932870246593194E-14 2.392462493759939E-13 1.567485967069785E-14
q -1.597523969823791E-14 4.173496998987954E-14 -4.900048525873253E-12 -1.52310616154455E-13 -6.084884968687613E-13 -3.940666203232739E-14
tp 1.926456069437662E-12 -4.900048525873253E-12 1.987989833969698E-9 2.612783359539554E-11 3.605967527777021E-10 4.393794231224312E-12
node 5.932870246593194E-14 -1.52310616154455E-13 2.612783359539554E-11 1.786672423632473E-10 -1.495126659115198E-10 -3.315706523287382E-11
peri 2.392462493759939E-13 -6.084884968687613E-13 3.605967527777021E-10 -1.495126659115198E-10 2.236175291664967E-10 2.941546401291133E-11
i 1.567485967069785E-14 -3.940666203232739E-14 4.393794231224312E-12 -3.315706523287382E-11 2.941546401291133E-11 5.595479983859993E-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 14.55   n/a MPCxxxxx  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2133-May-17 13:26 00:03 Juno 0.0438944751792501 0.0438833062887925 0.0439056702405461 15.8973333143435 15.8973332969089 2500259.059825263 2.90446170548682 1793.59427500728 73.0973063771449 72.0349643080411 85453.3906835867 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 18:10:57 2021-Apr-13 18:10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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