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67027 (1999 XE164)
Classification: Main-belt Asteroid          SPK-ID: 2067027
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .267411499333741 3.3829e-08  
a 2.66028755110735 9.3633e-09 au
q 1.948896068406847 9.3769e-08 au
i 2.778901357698137 3.8132e-06 deg
node 52.53976342809465 8.4872e-05 deg
peri 29.03013226617101 8.5287e-05 deg
M 5.092683257623129 9.46e-06 deg
tp 2459374.080007387120
(2021-Jun-08.58000739)
4.1585e-05 TDB
period 1584.861443828275
4.34
8.3673e-06
2.291e-08
d
yr
n .2271491942730403 1.1992e-09 deg/d
Q 3.371679033807852 1.1867e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1518  
   data-arc span      15773 days (43.18 yr)  
   first obs. used      1977-12-07  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47912  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:34:06  

Additional Information
 Earth MOID = .96522 au 
 Jupiter MOID = 1.89556 au 
 T_jup = 3.332 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457429.5 (2016-Feb-11.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2658099169230113 3.3511e-08  
q 1.954869904635128 9.2782e-08 au
tp 2457781.120046006805
(2017-Jan-27.62004601)
3.8378e-05 TDB
node 52.70812333797616 8.4233e-05 deg
peri 27.8455059593877 8.4691e-05 deg
i 2.791614775552687 3.8306e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1518  
   data-arc span      15773 days (43.18 yr)  
   first obs. used      1977-12-07  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47912  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:34:06  

Additional Information
 Jupiter MOID = 1.89556 au 
 T_jup = 3.332 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.12298040072508E-15 -3.102589467382134E-15 -3.980900892824104E-13 1.617931930027618E-15 -3.657593182689471E-14 -6.102635940868144E-16
q -3.102589467382134E-15 8.608566230118694E-15 1.177364842952117E-12 -5.187254259613464E-15 1.185027108186988E-13 1.836320460858103E-15
tp -3.980900892824104E-13 1.177364842952117E-12 1.472872254296174E-9 -3.391418245653856E-12 3.543787084559856E-10 1.565031281745095E-12
node 1.617931930027618E-15 -5.187254259613464E-15 -3.391418245653856E-12 7.095252465623456E-9 -7.086650952507594E-9 -1.255084399641037E-10
peri -3.657593182689471E-14 1.185027108186988E-13 3.543787084559856E-10 -7.086650952507594E-9 7.172630109481021E-9 1.256995209000958E-10
i -6.102635940868144E-16 1.836320460858103E-15 1.565031281745095E-12 -1.255084399641037E-10 1.256995209000958E-10 1.467357986999301E-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 14.78   n/a E2021B10  

67027 (1999 XE164)          Discovered 1999-Dec-08 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XE164 = 1977 XH2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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