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JPL Small-Body Database Browser
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20042 (1993 CK1)
Classification: Main-belt Asteroid          SPK-ID: 2020042
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1231835278568316 4.7889e-08  
a 2.582644208001176 1.3048e-08 au
q 2.264504983260578 1.2335e-07 au
i 8.542798977283692 5.1137e-06 deg
node 29.0546627490001 2.8539e-05 deg
peri 156.6380968110946 3.3017e-05 deg
M 180.6908675086017 1.6182e-05 deg
tp 2459755.583893595990
(2022-Jun-25.08389360)
6.9035e-05 TDB
period 1515.986374579089
4.15
1.1489e-05
3.146e-08
d
yr
n .2374691527817678 1.7996e-09 deg/d
Q 2.900783432741774 1.4656e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1549  
   data-arc span      23182 days (63.47 yr)  
   first obs. used      1956-05-08  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48377  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:21:34  

Additional Information
 Earth MOID = 1.2679 au 
 Jupiter MOID = 2.05762 au 
 T_jup = 3.398 
[ 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 14.0   n/a MPO439233  
diameter diameter 9.395 km 0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20042 (1993 CK1)          Discovered 1993-Feb-15 by Kushida, Y., Muramatsu, O. at Yatsugatake
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ 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
2033-Jul-18 20:50 < 00:01 Thisb 0.0041800709348579 0.00417823400508309 0.00418190970129574 5.87681505223958 5.87681477468456 2463797.368291228 0.345199289577426 182.843447258601 44.6875612502669 63.1832222251282 12577.6086558011 T 33 CATAB v2.0f-lin.ifort 2019-Nov-07 04:21:43 2019-Nov-07 04:21

Alternate Designations
 1993 CK1 = 1995 UZ38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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