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1598 Paloque (1950 CA)
Classification: Main-belt Asteroid          SPK-ID: 2001598
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08103430134758398 3.1788e-08  
a 2.33180805392391 6.3357e-09 au
q 2.142851617397517 7.3137e-08 au
i 7.53762957327008 4.0312e-06 deg
node 298.0277034548997 3.0525e-05 deg
peri 300.6808436330605 4.3206e-05 deg
M 164.1270007796961 3.2165e-05 deg
tp 2458407.553982531345
(2018-Oct-16.05398253)
0.0001158 TDB
period 1300.581654905392
3.56
5.3006e-06
1.451e-08
d
yr
n .2767992295156488 1.1281e-09 deg/d
Q 2.520764490450304 6.8491e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2610  
   data-arc span      25840 days (70.75 yr)  
   first obs. used      1950-02-11  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41044  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:01:36  

Additional Information
 Earth MOID = 1.14098 au 
 Jupiter MOID = 2.52545 au 
 T_jup = 3.554 
[ 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 12.8   n/a MPO395006  
diameter diameter 9.660 km 0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.949 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Ditteon, R.; West, J. (2011) Minor Planet Bull. 38, 214-217.]
[Higgins, D.J. (2011) http://www.david-higgins.com/Astronomy/asteroid/lightcurves.htm]
geometric albedo albedo 0.244   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1598 Paloque (1950 CA)          Discovered 1950-Feb-11 by Boyer, L. at Algiers
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1950 CA = 1962 RB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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