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19865 (2825 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2019865
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09236007523326241 3.7064e-08  
a 3.184541553183104 1.7084e-08 au
q 2.890417055747662 1.1275e-07 au
i .9497717101373633 4.5196e-06 deg
node 203.7982461877814 0.00020629 deg
peri 315.4503557490998 0.00020783 deg
M 92.34778783987304 2.3465e-05 deg
tp 2458668.032870608202
(2019-Jul-03.53287061)
0.00013564 TDB
period 2075.720177655214
5.68
1.6703e-05
4.573e-08
d
yr
n .1734337816220803 1.3956e-09 deg/d
Q 3.478666050618546 1.8662e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1199  
   data-arc span      21877 days (59.90 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-08-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52211  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:08:13  

Additional Information
 Earth MOID = 1.89908 au 
 Jupiter MOID = 1.50387 au 
 T_jup = 3.192 
[ 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 14.38   n/a E2021B10  
diameter diameter 7.227 km 0.184 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19865 (2825 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2825 P-L = 1997 FE3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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