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85314 (1995 AY1)
Classification: Main-belt Asteroid          SPK-ID: 2085314
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05720023209625675 4.6023e-08  
a 2.640520365741553 1.4619e-08 au
q 2.489481987966243 1.2455e-07 au
i 5.363088815477364 3.5478e-06 deg
node 110.2492692123958 5.7043e-05 deg
peri 296.6584637701847 6.9782e-05 deg
M 29.13318064747613 3.7587e-05 deg
tp 2458873.671133790063
(2020-Jan-25.17113379)
0.00016391 TDB
period 1567.229901467448
4.29
1.3016e-05
3.564e-08
d
yr
n .2297046525611338 1.9077e-09 deg/d
Q 2.791558743516863 1.5456e-08 au
  Orbit Determination Parameters
   # obs. used (total)      641  
   data-arc span      9131 days (25.00 yr)  
   first obs. used      1995-01-07  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62278  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 13:19:16  

Additional Information
 Earth MOID = 1.505 au 
 Jupiter MOID = 2.42142 au 
 T_jup = 3.387 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457119.5 (2015-Apr-07.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0565244998052616 4.6141e-08  
q 2.491295206095998 1.246e-07 au
tp 2457297.519949449986
(2015-Oct-02.01994945)
0.00016969 TDB
node 110.3598989985493 5.7088e-05 deg
peri 294.5745638948889 7.0076e-05 deg
i 5.361027679173504 3.5456e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      641  
   data-arc span      9131 days (25.00 yr)  
   first obs. used      1995-01-07  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62278  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 13:19:16  

Additional Information
 Jupiter MOID = 2.42142 au 
 T_jup = 3.387 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.129034427217216E-15 -5.715049042620742E-15 -1.495391492541853E-12 -2.090268293314413E-14 -3.196379586279918E-13 -2.753463613665338E-15
q -5.715049042620742E-15 1.552522707357615E-14 3.181902108602364E-12 5.854363803125351E-14 6.519876797877842E-13 7.723163287539563E-15
tp -1.495391492541853E-12 3.181902108602364E-12 2.879522574447773E-8 -2.249154717208178E-11 6.936543226752857E-9 2.656635411500158E-12
node -2.090268293314413E-14 5.854363803125351E-14 -2.249154717208178E-11 3.259031829761042E-9 -3.250125177391195E-9 -1.589536337981395E-11
peri -3.196379586279918E-13 6.519876797877842E-13 6.936543226752857E-9 -3.250125177391195E-9 4.910638586808003E-9 1.641741046190316E-11
i -2.753463613665338E-15 7.723163287539563E-15 2.656635411500158E-12 -1.589536337981395E-11 1.641741046190316E-11 1.257093847669574E-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 15.6   n/a MPO453283  

85314 (1995 AY1)          Discovered 1995-Jan-07 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1995 AY1 = 2002 TP142 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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