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JPL Small-Body Database Browser
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215161 (2000 AS178)
Classification: Main-belt Asteroid          SPK-ID: 2215161
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1730680364099311 4.2286e-08  
a 2.578965744550941 2.0224e-08 au
q 2.132629207173034 1.087e-07 au
i 6.956855423747064 6.8949e-06 deg
node 209.0423517052319 3.1692e-05 deg
peri 294.6524960972601 3.7735e-05 deg
M 212.0366926849279 2.0344e-05 deg
tp 2459222.253611707445
(2021-Jan-07.75361171)
8.8329e-05 TDB
period 1512.748696121365
4.14
1.7794e-05
4.872e-08
d
yr
n .2379773989711758 2.7992e-09 deg/d
Q 3.025302281928848 2.3724e-08 au
  Orbit Determination Parameters
   # obs. used (total)      388  
   data-arc span      7262 days (19.88 yr)  
   first obs. used      1999-12-14  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55515  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:56:47  

Additional Information
 Earth MOID = 1.15603 au 
 Jupiter MOID = 2.03776 au 
 T_jup = 3.394 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457189.5 (2015-Jun-16.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723366928326846 4.2637e-08  
q 2.135400941460808 1.0967e-07 au
tp 2457710.143784740049
(2016-Nov-17.64378474)
8.2557e-05 TDB
node 209.0495917917468 3.1697e-05 deg
peri 294.8504321258906 3.7734e-05 deg
i 6.95438603152686 6.8943e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      388  
   data-arc span      7262 days (19.88 yr)  
   first obs. used      1999-12-14  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55515  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:56:47  

Additional Information
 Jupiter MOID = 2.03776 au 
 T_jup = 3.394 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.817885621350089E-15 -4.621388114618931E-15 1.951499992415694E-12 -1.519391696117367E-14 4.905419060968162E-13 5.526399504513761E-16
q -4.621388114618931E-15 1.202789279128262E-14 -4.718064100718342E-12 3.765329964309455E-14 -1.212948951213815E-12 -1.656301974658521E-15
tp 1.951499992415694E-12 -4.718064100718342E-12 6.815706519858019E-9 -3.565311831218544E-11 1.693769643337184E-9 -2.839726185533518E-12
node -1.519391696117367E-14 3.765329964309455E-14 -3.565311831218544E-11 1.00471682955545E-9 -1.005527695390224E-9 -1.994580332159294E-11
peri 4.905419060968162E-13 -1.212948951213815E-12 1.693769643337184E-9 -1.005527695390224E-9 1.423831117154249E-9 1.918090150517339E-11
i 5.526399504513761E-16 -1.656301974658521E-15 -2.839726185533518E-12 -1.994580332159294E-11 1.918090150517339E-11 4.753082777537022E-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 16.1   n/a MPO454544  

215161 (2000 AS178)          Discovered 2000-Jan-07 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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