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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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456648.5 (2013-Dec-22.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08078464344501865 3.0572e-08  
q 2.144646387684447 7.0731e-08 au
tp 2457106.418156428040
(2015-Mar-24.91815643)
0.00011185 TDB
node 298.0796384971643 2.8361e-05 deg
peri 300.5022547563123 4.0833e-05 deg
i 7.534550784716637 3.9085e-06 deg
  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
 Jupiter MOID = 2.52429 au 
 T_jup = 3.554 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.346465645523502E-16 -2.155609237987259E-15 -6.15872257182104E-14 3.940160032450895E-15 -2.702052672065505E-14 4.503892102282468E-16
q -2.155609237987259E-15 5.002821029721513E-15 2.737514391689824E-13 -9.440299098919445E-15 9.362189962996082E-14 -1.011452280115178E-15
tp -6.15872257182104E-14 2.737514391689824E-13 1.251124414913686E-8 3.65207491697886E-11 3.298184053693582E-9 1.347919368773919E-12
node 3.940160032450895E-15 -9.440299098919445E-15 3.65207491697886E-11 8.043683660164967E-10 -7.872957347020603E-10 1.875030077804891E-11
peri -2.702052672065505E-14 9.362189962996082E-14 3.298184053693582E-9 -7.872957347020603E-10 1.667302914925388E-9 -1.828159497820596E-11
i 4.503892102282468E-16 -1.011452280115178E-15 1.347919368773919E-12 1.875030077804891E-11 -1.828159497820596E-11 1.52766710817621E-11

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

[ 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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