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19863 (2725 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2019863
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .173166505239753 3.8009e-08  
a 2.689769254089115 1.0544e-08 au
q 2.223991312457165 1.0082e-07 au
i 1.372428628587628 4.5461e-06 deg
node 184.9210460526519 0.00016168 deg
peri 263.5621156131121 0.00016225 deg
M 171.9315840743036 1.3227e-05 deg
tp 2458430.972529003680
(2018-Nov-08.47252900)		 5.7903e-05 TDB
period 1611.279806733772
4.41		 9.4742e-06
2.594e-08		 d
yr
n .2234248815727149 1.3137e-09 deg/d
Q 3.155547195721064 1.237e-08 au
   Orbit Determination Parameters
   # obs. used (total)      814  
   data-arc span      21823 days (59.75 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57256  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:08:12  

Additional Information
 Earth MOID = 1.24064 au 
 Jupiter MOID = 2.05377 au 
 T_jup = 3.350 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.72   n/a E2021B10  
diameter diameter 3.615 km 0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19863 (2725 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

Alternate Designations
 2725 P-L = 1997 BZ5 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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