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JPL Small-Body Database Browser
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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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08103430268292701 3.2667e-08  
a 2.331808054318055 6.5302e-09 au
q 2.142851614645959 7.4889e-08 au
i 7.537629725576855 4.1701e-06 deg
node 298.0277037074964 3.1856e-05 deg
peri 300.6808411786175 4.4999e-05 deg
M 164.1270026583225 3.2983e-05 deg
tp 2458407.553975594043
(2018-Oct-16.05397559)
0.0001189 TDB
period 1300.581655235148
3.56
5.4634e-06
1.496e-08
d
yr
n .2767992294454679 1.1628e-09 deg/d
Q 2.520764493990151 7.0594e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2465  
   data-arc span      25552 days (69.96 yr)  
   first obs. used      1950-02-11  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41961  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:59:22  

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. 2019-August); 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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