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15344 (1994 PA2)
Classification: Main-belt Asteroid          SPK-ID: 2015344
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1876673822655757 4.7784e-08  
a 2.225769461028628 7.1268e-09 au
q 1.808065132750724 1.0651e-07 au
i 3.769642414334557 4.7297e-06 deg
node 356.7685073632092 4.4869e-05 deg
peri 9.023507813700641 4.5889e-05 deg
M 249.9296900467659 9.0599e-06 deg
tp 2459371.339839564088
(2021-Jun-05.83983956)
3.1312e-05 TDB
period 1212.882404890049
3.32
5.8254e-06
1.595e-08
d
yr
n .2968136057944008 1.4256e-09 deg/d
Q 2.643473789306531 8.4642e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1529  
   data-arc span      13676 days (37.44 yr)  
   first obs. used      1981-10-24  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55652  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 19:31:41  

Additional Information
 Earth MOID = .806406 au 
 Jupiter MOID = 2.8168 au 
 T_jup = 3.620 
[ 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 14.7   n/a MPO302160  
diameter diameter 2.938 km 0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.169   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15344 (1994 PA2)          Discovered 1994-Aug-09 by PCAS at Palomar
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 PA2 = 1981 UB18 = 1981 UJ8 = 1994 PA28 = 1996 FT5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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