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4705 Secchi (1988 CK)
Classification: Main-belt Asteroid          SPK-ID: 2004705
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1277819600324922 1.7483e-08  
a 2.329413690118153 6.9535e-09 au
q 2.031756643068336 4.0363e-08 au
i 8.637646820359807 2.9219e-07 deg
node 328.6121860275564 5.5823e-06 deg
peri 120.1383078156283 6.5112e-06 deg
M 133.426105910359 4.9323e-06 deg
tp 2458719.210183598180
(2019-Aug-23.71018360)
1.723e-05 TDB
period 1298.578960410199
3.56
5.8146e-06
1.592e-08
d
yr
n .2772261148342355 1.2413e-09 deg/d
Q 2.627070737167972 7.842e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2263  
   data-arc span      17452 days (47.78 yr)  
   first obs. used      1972-10-06  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4069  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:39:57  

Additional Information
 Earth MOID = 1.06347 au 
 Jupiter MOID = 2.54588 au 
 T_jup = 3.546 
[ 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 13.32   n/a E2021B10  
diameter diameter 5.565 km 0.273 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.657 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Benishek, V. (2020) Minor Planet Bull. 47, 231-241.]
[Marchini, A.; Bernardi, E.; Saya, L.-F.; Papini, R.; Salvaggio, F. (2020) Minor Planet Bull. 47, 249-252.]
geometric albedo albedo 0.395   0.084 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4705 Secchi (1988 CK)          Discovered 1988-Feb-13 by Oss. San Vittore at Bologna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1988 CK = 1951 XP = 1970 AY = 1972 TN5 = 1979 QC9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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