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95161 (2002 AS178)
Classification: Main-belt Asteroid          SPK-ID: 2095161
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1603479353304659 5.1879e-08  
a 2.595032082143965 1.6403e-08 au
q 2.17892404565586 1.4045e-07 au
i 10.88743157077475 5.7845e-06 deg
node 330.9295993556601 1.7685e-05 deg
peri 327.0286606855787 2.8243e-05 deg
M 37.35114602599751 1.6968e-05 deg
tp 2459042.078560669590
(2020-Jul-11.57856067)
7.2754e-05 TDB
period 1526.906781367613
4.18
1.4477e-05
3.964e-08
d
yr
n .2357707781463625 2.2354e-09 deg/d
Q 3.01114011863207 1.9033e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1013  
   data-arc span      10805 days (29.58 yr)  
   first obs. used      1991-06-08  
   last obs. used      2021-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55723  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:08:05  

Additional Information
 Earth MOID = 1.17029 au 
 Jupiter MOID = 2.27003 au 
 T_jup = 3.374 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457485.5 (2016-Apr-07.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1595679400608977 5.2047e-08  
q 2.181226154499972 1.4087e-07 au
tp 2457516.220332086830
(2016-May-07.72033209)
8.1632e-05 TDB
node 330.9754421364362 1.7698e-05 deg
peri 327.3335588161576 2.8279e-05 deg
i 10.88241382624882 5.7818e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1013  
   data-arc span      10805 days (29.58 yr)  
   first obs. used      1991-06-08  
   last obs. used      2021-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55723  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:08:05  

Additional Information
 Jupiter MOID = 2.27003 au 
 T_jup = 3.374 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.708937706360981E-15 -7.301968753248744E-15 2.71173198495944E-12 -1.726410446811125E-14 7.42785255156324E-13 -9.681046687575831E-15
q -7.301968753248744E-15 1.984490266047866E-14 -7.773345528590478E-12 4.595130297070418E-14 -2.122749969171762E-12 2.601325292058348E-14
tp 2.71173198495944E-12 -7.773345528590478E-12 6.66381491382564E-9 -2.087570930350732E-11 1.807652898855411E-9 -1.116053233300591E-11
node -1.726410446811125E-14 4.595130297070418E-14 -2.087570930350732E-11 3.132085613350619E-10 -3.123936938902887E-10 3.62566035706681E-12
peri 7.42785255156324E-13 -2.122749969171762E-12 1.807652898855411E-9 -3.123936938902887E-10 7.997081163113968E-10 -6.483611439155485E-12
i -9.681046687575831E-15 2.601325292058348E-14 -1.116053233300591E-11 3.62566035706681E-12 -6.483611439155485E-12 3.342921725312649E-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 14.94   n/a E2021B10  

95161 (2002 AS178)          Discovered 2002-Jan-14 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

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