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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1606304640041421 5.2518e-08  
a 2.596094199654424 1.7238e-08 au
q 2.179082383765472 1.4233e-07 au
i 10.8845169666539 5.9862e-06 deg
node 330.9354166630862 2.0059e-05 deg
peri 327.1473635224336 3.0117e-05 deg
M 350.1125430407511 1.7786e-05 deg
tp 2459042.462485325274
(2020-Jul-11.96248533)
7.5304e-05 TDB
period 1527.844295996417
4.18
1.5217e-05
4.166e-08
d
yr
n .23562610466482 2.3468e-09 deg/d
Q 3.013106015543376 2.0007e-08 au
  Orbit Determination Parameters
   # obs. used (total)      894  
   data-arc span      10652 days (29.16 yr)  
   first obs. used      1991-06-08  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58204  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:36:55  

Additional Information
 Earth MOID = 1.17237 au 
 Jupiter MOID = 2.2688 au 
 T_jup = 3.374 
[ show covariance matrix ]

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 14.9   n/a MPO385396  

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

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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
1985-Nov-28 08:54 < 00:01 Iris 0.0420862368601501 0.0420800217091979 0.0420924520131417 6.35418159118446 6.35418156968768 2446397.871074886 0.972501614976691 310.20300172009 57.8847927483573 -2.77139630606408 20938.7218767663 T 19 CATAB v2.0f-lin.ifort 2020-Aug-25 08:37:06 2020-Aug-25 08:37
2140-Sep-25 06:57 00:04 Iris 0.0293413875825145 0.0293395111303667 0.0293432936956875 6.62744958860592 6.6274495590431 2502946.789523664 4.18630159604039 1869.52826393945 58.079469027494 87.7214383551813 75499.7035030305 T 19 CATAB v2.0f-lin.ifort 2020-Aug-25 08:37:06 2020-Aug-25 08:37
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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