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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08083130422583573 3.0506e-08  
a 2.332247471139643 6.0848e-09 au
q 2.143728866270019 7.0591e-08 au
i 7.537549210112194 3.9103e-06 deg
node 298.0282682315744 2.8346e-05 deg
peri 300.6826211385429 4.0856e-05 deg
M 219.4719389130327 3.1479e-05 deg
tp 2459708.333009102155
(2022-May-08.83300910)
0.00011429 TDB
period 1300.949304094046
3.56
5.0912e-06
1.394e-08
d
yr
n .2767210058586383 1.0829e-09 deg/d
Q 2.520766076009267 6.5766e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2758  
   data-arc span      25908 days (70.93 yr)  
   first obs. used      1950-02-11  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40681  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:56:43  

Additional Information
 Earth MOID = 1.14036 au 
 Jupiter MOID = 2.52429 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 12.82   n/a E2021B10  
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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1939-Mar-18 03:30 < 00:01 Eunom 0.00925763461126775 0.00925264756007222 0.00926262168335979 4.94357025074027 4.94356994401247 2429340.646105306 0.373937218772436 249.509851879172 34.2102784725457 -5.14876284623693 6608.54576077953 T 34 CATAB v2.0f-lin.ifort 2021-Feb-24 00:56:50 2021-Feb-24 00:56

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