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160438 (2005 SP140)
Classification: Main-belt Asteroid          SPK-ID: 2160438
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06426488055120355 4.395e-08  
a 2.698199762491234 2.1405e-08 au
q 2.524800277051449 1.1688e-07 au
i 4.448906287352058 5.7711e-06 deg
node 48.67077276725728 7.5066e-05 deg
peri 55.77559804739639 9.4301e-05 deg
M 26.18139626908461 5.6164e-05 deg
tp 2458882.766547519229
(2020-Feb-03.26654752)
0.00025242 TDB
period 1618.861059107279
4.43
1.9264e-05
5.274e-08
d
yr
n .2223785654579411 2.6463e-09 deg/d
Q 2.87159924793102 2.2781e-08 au
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      6646 days (18.20 yr)  
   first obs. used      2001-11-12  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57354  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:20:01  

Additional Information
 Earth MOID = 1.54493 au 
 Jupiter MOID = 2.21014 au 
 T_jup = 3.361 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456610.5 (2013-Nov-14.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06268719646583086 4.4417e-08  
q 2.529309395358584 1.1804e-07 au
tp 2457267.640514613607
(2015-Sep-02.14051461)
0.00025681 TDB
node 48.72913805400668 7.5129e-05 deg
peri 56.54196681636103 9.506e-05 deg
i 4.447392124273778 5.767e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      6646 days (18.20 yr)  
   first obs. used      2001-11-12  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57354  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:20:01  

Additional Information
 Jupiter MOID = 2.21014 au 
 T_jup = 3.361 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.972883373247661E-15 -5.169066267677637E-15 2.863429591338713E-12 4.445166453023678E-16 6.62715558007499E-13 -1.499029536552822E-15
q -5.169066267677637E-15 1.393395915671804E-14 -7.680266388370915E-12 -1.78436610827934E-15 -1.811479807154229E-12 4.255689955582051E-15
tp 2.863429591338713E-12 -7.680266388370915E-12 6.595393847300155E-8 3.481994125810534E-11 1.49909089440866E-8 -1.113886468781605E-11
node 4.445166453023678E-16 -1.78436610827934E-15 3.481994125810534E-11 5.644409705262182E-9 -5.619352333978273E-9 -1.314413755605999E-10
peri 6.62715558007499E-13 -1.811479807154229E-12 1.49909089440866E-8 -5.619352333978273E-9 9.036382864397389E-9 1.285317575190199E-10
i -1.499029536552822E-15 4.255689955582051E-15 -1.113886468781605E-11 -1.314413755605999E-10 1.285317575190199E-10 3.325876487112135E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO454061  

160438 (2005 SP140)          Discovered 2005-Sep-25 by Spacewatch at Kitt Peak
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

Alternate Designations
 2005 SP140 = 2001 XZ266 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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