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5928 Pindarus (1973 SK1)
Classification: Outer Main-belt Asteroid          SPK-ID: 2005928
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1194617209565907 2.0972e-08  
a 3.971790132586293 2.4052e-08 au
q 3.497313248069129 8.4918e-08 au
i 9.276724640619259 9.8554e-07 deg
node 163.866321640441 1.0468e-05 deg
peri 104.8690915656358 1.4537e-05 deg
M 91.80813155805285 1.0859e-05 deg
tp 2458659.179152195994
(2019-Jun-24.67915220)
8.6473e-05 TDB
period 2891.198205483574
7.92
2.6262e-05
7.19e-08
d
yr
n .1245158492825598 1.131e-09 deg/d
Q 4.446267017103457 2.6925e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2619  
   data-arc span      17444 days (47.76 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43733  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 14:56:35  

Additional Information
 Earth MOID = 2.49834 au 
 Jupiter MOID = .895726 au 
 T_jup = 3.022 
[ 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 11.64   n/a E2021B10  
diameter diameter 30.402 km 0.365 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
rotation period rot_per 415.5 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D.; Stephens, R.D. (2021) Minor Planet Bull. 48-1, submitted. (Binaries) http://www.planetarysciences.org/lightcurves.html]
geometric albedo albedo 0.053   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

5928 Pindarus (1973 SK1)          Discovered 1973-Sep-19 by van Houten and Gehrels at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1973 SK1 = 1989 ST5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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